mathtex-portable-engine-generated 0.2.0

Machine generated portable TeX engine core for mathtex, translated from the TeX, eTeX and XeTeX sources
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//! XeTeX engine functions, group `i`.
//! Generated by `cargo run -p mathtex-web2c-import --bin patch_engine`.

#![allow(dead_code, non_camel_case_types, non_snake_case, unused_assignments, unused_mut, unused_variables)]

use crate::runtime::*;

impl<'resources> PortableTexEngine<'resources> {

    pub(crate) unsafe fn ifwarning(&mut self) {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        let eqtb = self.state.zeqtb.as_mut_ptr();
        let mut i: integer = 0;
        let mut w: boolean = 0;
        self.state.baseptr = self.state.inputptr;
        *self.state.inputstack.offset(self.state.baseptr as isize) = self.state.curinput;
        i = self.state.inopen;
        w = false_0 as boolean;
        while *self.state.ifstack.offset(i as isize) == self.state.condptr {
            if (*eqtb.offset(7892329 as i64 as isize)).u.CINT > 0 as i32 {
                while (*self.state.inputstack.offset(self.state.baseptr as isize))
                    .statefield as i32 == 0 as i32
                    || (*self.state.inputstack.offset(self.state.baseptr as isize))
                        .indexfield as i32 > i
                {
                    self.state.baseptr -= 1;
                }
                if (*self.state.inputstack.offset(self.state.baseptr as isize)).namefield
                    > 17 as i32
                {
                    w = true_0 as boolean;
                }
            }
            *self.state.ifstack.offset(i as isize) = (*mem
                .offset(self.state.condptr as isize))
                .hh
                .v
                .RH;
            i -= 1;
        }
        if w != 0 {
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zprintnl(66941 as i64 as strnumber);
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zprintcmdchr(108 as i32 as quarterword, self.state.curif as halfword);
            if self.state.ifline != 0 as i32 {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zprint(66903 as i64 as integer);
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zprintint(self.state.ifline);
            }
            (&mut *(self as *mut PortableTexEngine<'_>)).zprint(66942 as i64 as integer);
            (&mut *(self as *mut PortableTexEngine<'_>)).println();
            if (*eqtb.offset(7892329 as i64 as isize)).u.CINT > 1 as i32 {
                (&mut *(self as *mut PortableTexEngine<'_>)).showcontext();
            }
            if self.state.history as i32 == 0 as i32 {
                self.state.history = 1 as eightbits;
            }
        }
    }
    pub(crate) unsafe fn indentinhmode(&mut self) -> EngineFlow<()> {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        let eqtb = self.state.zeqtb.as_mut_ptr();
        let mut p: halfword = 0;
        let mut q: halfword = 0;
        Ok(
            if self.state.curchr > 0 as i32 {
                p = (&mut *(self as *mut PortableTexEngine<'_>)).newnullbox()?;
                (*mem.offset((p as i32 + 1 as i32) as isize)).u.CINT = (*eqtb
                    .offset(9006719 as i64 as isize))
                    .u
                    .CINT;
                if (if self.state.curlist.modefield as integer >= 0 as i32 {
                    self.state.curlist.modefield as integer
                } else {
                    -(self.state.curlist.modefield as i32)
                }) == 105 as i32
                {
                    self.state.curlist.auxfield.hh.v.LH = 1000 as i32 as halfword;
                } else {
                    q = (&mut *(self as *mut PortableTexEngine<'_>)).newnoad()?;
                    (*mem.offset((q as i32 + 1 as i32) as isize)).hh.v.RH = 2 as i32
                        as halfword;
                    (*mem.offset((q as i32 + 1 as i32) as isize)).hh.v.LH = p;
                    p = q;
                }
                (*mem.offset(self.state.curlist.tailfield as isize)).hh.v.RH = p;
                self.state.curlist.tailfield = (*mem
                    .offset(self.state.curlist.tailfield as isize))
                    .hh
                    .v
                    .RH;
            },
        )
    }
    pub(crate) unsafe fn initalign(&mut self) -> EngineFlow<()> {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        let eqtb = self.state.zeqtb.as_mut_ptr();
        let mut savecsptr: halfword = 0;
        let mut p: halfword = 0;
        savecsptr = self.state.curcs;
        (&mut *(self as *mut PortableTexEngine<'_>)).pushalignment()?;
        self.state.alignstate = -(1000000 as i64) as integer;
        if self.state.curlist.modefield as i32 == 209 as i32
            && (self.state.curlist.tailfield != self.state.curlist.headfield
                || self.state.curlist.auxfield.u.CINT as i64 != -(268435455 as i64))
        {
            if self.state.filelineerrorstylep != 0 {
                (&mut *(self as *mut PortableTexEngine<'_>)).printfileline();
            } else {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zprintnl(65544 as i64 as strnumber);
            }
            (&mut *(self as *mut PortableTexEngine<'_>)).zprint(66029 as i64 as integer);
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zprintesc(65835 as i64 as strnumber);
            (&mut *(self as *mut PortableTexEngine<'_>)).zprint(66322 as i64 as integer);
            self.state.helpptr = 3 as eightbits;
            self.state.helpline[2 as i32 as usize] = 66323 as i64 as strnumber;
            self.state.helpline[1 as i32 as usize] = 66324 as i64 as strnumber;
            self.state.helpline[0 as i32 as usize] = 66325 as i64 as strnumber;
            (&mut *(self as *mut PortableTexEngine<'_>)).error()?;
            (&mut *(self as *mut PortableTexEngine<'_>)).flushmath()?;
        }
        (&mut *(self as *mut PortableTexEngine<'_>)).pushnest()?;
        if self.state.curlist.modefield as i32 == 209 as i32 {
            self.state.curlist.modefield = -(1 as i32) as i16;
            self.state.curlist.auxfield.u.CINT = (*self
                .state
                .nest
                .offset((self.state.nestptr as i32 - 2 as i32) as isize))
                .auxfield
                .u
                .CINT;
        } else if self.state.curlist.modefield as i32 > 0 as i32 {
            self.state.curlist.modefield = -(self.state.curlist.modefield as integer)
                as i16;
        }
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zscanspec(6 as i32 as groupcode, 0 as i32)?;
        (*mem.offset((self.state.memtop as i32 - 8 as i32) as isize)).hh.v.RH = -(268435455
            as i64) as halfword;
        self.state.curalign = (self.state.memtop as i32 - 8 as i32) as halfword;
        self.state.curloop = -(268435455 as i64) as halfword;
        self.state.scannerstatus = 4 as eightbits;
        self.state.warningindex = savecsptr;
        self.state.alignstate = -(1000000 as i64) as integer;
        loop {
            (*mem.offset(self.state.curalign as isize)).hh.v.RH = (&mut *(self
                as *mut PortableTexEngine<'_>))
                .znewparamglue(11 as i32 as smallnumber)?;
            self.state.curalign = (*mem.offset(self.state.curalign as isize)).hh.v.RH;
            if self.state.curcmd as i32 == 5 as i32 {
                break;
            }
            p = (self.state.memtop as i32 - 4 as i32) as halfword;
            (*mem.offset(p as isize)).hh.v.RH = -(268435455 as i64) as halfword;
            loop {
                (&mut *(self as *mut PortableTexEngine<'_>)).getpreambletoken()?;
                if self.state.curcmd as i32 == 6 as i32 {
                    break;
                }
                if self.state.curcmd as i32 <= 5 as i32
                    && self.state.curcmd as i32 >= 4 as i32
                    && self.state.alignstate as i64 == -(1000000 as i64)
                {
                    if p == self.state.memtop as i32 - 4 as i32
                        && self.state.curloop as i64 == -(268435455 as i64)
                        && self.state.curcmd as i32 == 4 as i32
                    {
                        self.state.curloop = self.state.curalign;
                    } else {
                        if self.state.filelineerrorstylep != 0 {
                            (&mut *(self as *mut PortableTexEngine<'_>)).printfileline();
                        } else {
                            (&mut *(self as *mut PortableTexEngine<'_>))
                                .zprintnl(65544 as i64 as strnumber);
                        }
                        (&mut *(self as *mut PortableTexEngine<'_>))
                            .zprint(66331 as i64 as integer);
                        self.state.helpptr = 3 as eightbits;
                        self.state.helpline[2 as i32 as usize] = 66332 as i64
                            as strnumber;
                        self.state.helpline[1 as i32 as usize] = 66333 as i64
                            as strnumber;
                        self.state.helpline[0 as i32 as usize] = 66334 as i64
                            as strnumber;
                        (&mut *(self as *mut PortableTexEngine<'_>)).backerror()?;
                        break;
                    }
                } else if self.state.curcmd as i32 != 10 as i32
                    || p != self.state.memtop as i32 - 4 as i32
                {
                    (*mem.offset(p as isize)).hh.v.RH = (&mut *(self
                        as *mut PortableTexEngine<'_>))
                        .getavail()?;
                    p = (*mem.offset(p as isize)).hh.v.RH;
                    (*mem.offset(p as isize)).hh.v.LH = self.state.curtok;
                }
            }
            (*mem.offset(self.state.curalign as isize)).hh.v.RH = (&mut *(self
                as *mut PortableTexEngine<'_>))
                .newnullbox()?;
            self.state.curalign = (*mem.offset(self.state.curalign as isize)).hh.v.RH;
            (*mem.offset(self.state.curalign as isize)).hh.v.LH = (self.state.memtop
                as i32 - 9 as i32) as halfword;
            (*mem.offset((self.state.curalign as i32 + 1 as i32) as isize)).u.CINT = -(1073741824
                as i64) as integer;
            (*mem.offset((self.state.curalign as i32 + 3 as i32) as isize)).u.CINT = (*mem
                .offset((self.state.memtop as i32 - 4 as i32) as isize))
                .hh
                .v
                .RH as integer;
            p = (self.state.memtop as i32 - 4 as i32) as halfword;
            (*mem.offset(p as isize)).hh.v.RH = -(268435455 as i64) as halfword;
            loop {
                (&mut *(self as *mut PortableTexEngine<'_>)).getpreambletoken()?;
                if self.state.curcmd as i32 <= 5 as i32
                    && self.state.curcmd as i32 >= 4 as i32
                    && self.state.alignstate as i64 == -(1000000 as i64)
                {
                    break;
                }
                if self.state.curcmd as i32 == 6 as i32 {
                    if self.state.filelineerrorstylep != 0 {
                        (&mut *(self as *mut PortableTexEngine<'_>)).printfileline();
                    } else {
                        (&mut *(self as *mut PortableTexEngine<'_>))
                            .zprintnl(65544 as i64 as strnumber);
                    }
                    (&mut *(self as *mut PortableTexEngine<'_>))
                        .zprint(66335 as i64 as integer);
                    self.state.helpptr = 3 as eightbits;
                    self.state.helpline[2 as i32 as usize] = 66332 as i64 as strnumber;
                    self.state.helpline[1 as i32 as usize] = 66333 as i64 as strnumber;
                    self.state.helpline[0 as i32 as usize] = 66336 as i64 as strnumber;
                    (&mut *(self as *mut PortableTexEngine<'_>)).error()?;
                } else {
                    (*mem.offset(p as isize)).hh.v.RH = (&mut *(self
                        as *mut PortableTexEngine<'_>))
                        .getavail()?;
                    p = (*mem.offset(p as isize)).hh.v.RH;
                    (*mem.offset(p as isize)).hh.v.LH = self.state.curtok;
                }
            }
            (*mem.offset(p as isize)).hh.v.RH = (&mut *(self
                as *mut PortableTexEngine<'_>))
                .getavail()?;
            p = (*mem.offset(p as isize)).hh.v.RH;
            (*mem.offset(p as isize)).hh.v.LH = 34749086 as i64 as halfword;
            (*mem.offset((self.state.curalign as i32 + 2 as i32) as isize)).u.CINT = (*mem
                .offset((self.state.memtop as i32 - 4 as i32) as isize))
                .hh
                .v
                .RH as integer;
        }
        self.state.scannerstatus = 0 as eightbits;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .znewsavelevel(6 as i32 as groupcode)?;
        if (*eqtb.offset(1206303 as i64 as isize)).hh.v.RH as i64 != -(268435455 as i64)
        {
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zbegintokenlist(
                    (*eqtb.offset(1206303 as i64 as isize)).hh.v.RH,
                    14 as i32 as quarterword,
                )?;
        }
        (&mut *(self as *mut PortableTexEngine<'_>)).alignpeek()?;
        Ok(())
    }
    pub(crate) unsafe fn initcol(&mut self) -> EngineFlow<()> {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        (*mem.offset((self.state.curalign as i32 + 5 as i32) as isize)).hh.v.LH = self
            .state
            .curcmd as halfword;
        if self.state.curcmd as i32 == 63 as i32 {
            self.state.alignstate = 0 as i32 as integer;
        } else {
            (&mut *(self as *mut PortableTexEngine<'_>)).backinput()?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zbegintokenlist(
                    (*mem.offset((self.state.curalign as i32 + 3 as i32) as isize))
                        .u
                        .CINT,
                    1 as i32 as quarterword,
                )?;
        };
        Ok(())
    }
    pub(crate) unsafe fn initialize(&mut self) {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        let eqtb = self.state.zeqtb.as_mut_ptr();
        let mut i: integer = 0;
        let mut k: integer = 0;
        let mut z: hyphpointer = 0;
        self.state.doingspecial = false_0 as boolean;
        self.state.nativetextsize = 128 as i32 as integer;
        Self::ensure_nativetext_capacity(self, self.state.nativetextsize);
        if self.state.interactionoption as i32 == 4 as i32 {
            self.state.interaction = 3 as eightbits;
        } else {
            self.state.interaction = self.state.interactionoption;
        }
        self.state.deletionsallowed = true_0 as boolean;
        self.state.setboxallowed = true_0 as boolean;
        self.state.errorcount = 0 as schar;
        self.state.helpptr = 0 as eightbits;
        self.state.useerrhelp = false_0 as boolean;
        self.state.interrupt = 0 as i32 as integer;
        self.state.OKtointerrupt = true_0 as boolean;
        self.state.twotothe[0 as i32 as usize] = 1 as i32 as integer;
        let mut for_end: integer = 0;
        k = 1 as i32 as integer;
        for_end = 30 as i32 as integer;
        if k <= for_end {
            loop {
                self.state.twotothe[k as usize] = 2 as integer
                    * self.state.twotothe[(k as i32 - 1 as i32) as usize];
                let fresh35 = k;
                k = k + 1;
                if !(fresh35 < for_end) {
                    break;
                }
            }
        }
        self.state.speclog[1 as i32 as usize] = 93032640 as i64 as integer;
        self.state.speclog[2 as i32 as usize] = 38612034 as i64 as integer;
        self.state.speclog[3 as i32 as usize] = 17922280 as i64 as integer;
        self.state.speclog[4 as i32 as usize] = 8662214 as i64 as integer;
        self.state.speclog[5 as i32 as usize] = 4261238 as i64 as integer;
        self.state.speclog[6 as i32 as usize] = 2113709 as i64 as integer;
        self.state.speclog[7 as i32 as usize] = 1052693 as i64 as integer;
        self.state.speclog[8 as i32 as usize] = 525315 as i64 as integer;
        self.state.speclog[9 as i32 as usize] = 262400 as i64 as integer;
        self.state.speclog[10 as i32 as usize] = 131136 as i64 as integer;
        self.state.speclog[11 as i32 as usize] = 65552 as i64 as integer;
        self.state.speclog[12 as i32 as usize] = 32772 as i64 as integer;
        self.state.speclog[13 as i32 as usize] = 16385 as i32 as integer;
        let mut for_end_0: integer = 0;
        k = 14 as i32 as integer;
        for_end_0 = 27 as i32 as integer;
        if k <= for_end_0 {
            loop {
                self.state.speclog[k as usize] = self
                    .state
                    .twotothe[(27 as integer - k) as usize];
                let fresh36 = k;
                k = k + 1;
                if !(fresh36 < for_end_0) {
                    break;
                }
            }
        }
        self.state.speclog[28 as i32 as usize] = 1 as i32 as integer;
        self.state.nestptr = 0 as i32 as integer;
        self.state.maxneststack = 0 as i32 as integer;
        self.state.curlist.modefield = 1 as i16;
        self.state.curlist.headfield = (self.state.memtop as i32 - 1 as i32) as halfword;
        self.state.curlist.tailfield = (self.state.memtop as i32 - 1 as i32) as halfword;
        self.state.curlist.eTeXauxfield = -(268435455 as i64) as halfword;
        self.state.curlist.auxfield.u.CINT = -(65536000 as i64) as integer;
        self.state.curlist.mlfield = 0 as i32 as integer;
        self.state.curlist.pgfield = 0 as i32 as integer;
        self.state.shownmode = 0 as i16;
        self.state.pagecontents = 0 as eightbits;
        self.state.pagetail = (self.state.memtop as i32 - 2 as i32) as halfword;
        self.state.lastglue = 1073741823 as i64 as halfword;
        self.state.lastpenalty = 0 as i32 as integer;
        self.state.lastkern = 0 as i32 as scaled;
        self.state.lastnodetype = -(1 as i32) as integer;
        self.state.pagesofar[7 as i32 as usize] = 0 as i32 as scaled;
        self.state.pagemaxdepth = 0 as i32 as scaled;
        let mut for_end_1: integer = 0;
        k = 7892264 as i64 as integer;
        for_end_1 = 9006997 as i64 as integer;
        if k <= for_end_1 {
            loop {
                *(&raw mut self.state.zzzaa as *mut quarterword)
                    .offset(-(7892264 as i32 as isize))
                    .offset(k as isize) = 1 as quarterword;
                let fresh37 = k;
                k = k + 1;
                if !(fresh37 < for_end_1) {
                    break;
                }
            }
        }
        self.state.nonewcontrolsequence = true_0 as boolean;
        self.state.prim[0 as i32 as usize].v.LH = 0 as i32 as halfword;
        self.state.prim[0 as i32 as usize].v.RH = 0 as i32 as halfword;
        let mut for_end_2: integer = 0;
        k = 1 as i32 as integer;
        for_end_2 = 2100 as i32 as integer;
        if k <= for_end_2 {
            loop {
                self.state.prim[k as usize] = self.state.prim[0 as i32 as usize];
                let fresh38 = k;
                k = k + 1;
                if !(fresh38 < for_end_2) {
                    break;
                }
            }
        }
        self.state.saveptr = 0 as i32 as integer;
        self.state.curlevel = 1 as quarterword;
        self.state.curgroup = 0 as groupcode;
        self.state.curboundary = 0 as i32 as integer;
        self.state.maxsavestack = 0 as i32 as integer;
        self.state.magset = 0 as i32 as integer;
        self.state.isincsname = false_0 as boolean;
        self.state.curmark[0 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.curmark[1 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.curmark[2 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.curmark[3 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.curmark[4 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.curval = 0 as i32 as integer;
        self.state.curvallevel = 0 as eightbits;
        self.state.radix = 0 as smallnumber;
        self.state.curorder = 0 as glueord;
        let mut for_end_3: integer = 0;
        k = 0 as i32 as integer;
        for_end_3 = 16 as i32 as integer;
        if k <= for_end_3 {
            loop {
                self.state.readopen[k as usize] = 2 as eightbits;
                let fresh39 = k;
                k = k + 1;
                if !(fresh39 < for_end_3) {
                    break;
                }
            }
        }
        self.state.condptr = -(268435455 as i64) as halfword;
        self.state.iflimit = 0 as eightbits;
        self.state.curif = 0 as smallnumber;
        self.state.ifline = 0 as i32 as integer;
        self.state.nullcharacter.u.B0 = (0 as quarterword) as u16;
        self.state.nullcharacter.u.B1 = (0 as quarterword) as u16;
        self.state.nullcharacter.u.B2 = (0 as quarterword) as u16;
        self.state.nullcharacter.u.B3 = (0 as quarterword) as u16;
        self.state.totalpages = 0 as i32 as integer;
        self.state.maxv = 0 as i32 as scaled;
        self.state.maxh = 0 as i32 as scaled;
        self.state.maxpush = 0 as i32 as integer;
        self.state.lastbop = -(1 as i32) as integer;
        self.state.doingleaders = false_0 as boolean;
        self.state.deadcycles = 0 as i32 as integer;
        self.state.curs = -(1 as i32) as integer;
        self.state.halfbuf = (self.state.dvibufsize as i32 / 2 as i32) as integer;
        self.state.dvilimit = self.state.dvibufsize;
        self.state.dviptr = 0 as i32 as integer;
        self.state.dvioffset = 0 as i32 as integer;
        self.state.dvigone = 0 as i32 as integer;
        self.state.downptr = -(268435455 as i64) as halfword;
        self.state.rightptr = -(268435455 as i64) as halfword;
        self.state.adjusttail = -(268435455 as i64) as halfword;
        self.state.lastbadness = 0 as i32 as integer;
        self.state.preadjusttail = -(268435455 as i64) as halfword;
        self.state.packbeginline = 0 as i32 as integer;
        self.state.emptyfield.v.RH = 0 as i32 as halfword;
        self.state.emptyfield.v.LH = -(268435455 as i64) as halfword;
        self.state.nulldelimiter.u.B0 = (0 as quarterword) as u16;
        self.state.nulldelimiter.u.B1 = (0 as quarterword) as u16;
        self.state.nulldelimiter.u.B2 = (0 as quarterword) as u16;
        self.state.nulldelimiter.u.B3 = (0 as quarterword) as u16;
        self.state.alignptr = -(268435455 as i64) as halfword;
        self.state.curalign = -(268435455 as i64) as halfword;
        self.state.curspan = -(268435455 as i64) as halfword;
        self.state.curloop = -(268435455 as i64) as halfword;
        self.state.curhead = -(268435455 as i64) as halfword;
        self.state.curtail = -(268435455 as i64) as halfword;
        self.state.curprehead = -(268435455 as i64) as halfword;
        self.state.curpretail = -(268435455 as i64) as halfword;
        self.state.maxhyphchar = 256 as i32 as integer;
        let mut for_end_4: integer = 0;
        z = 0 as hyphpointer;
        for_end_4 = self.state.hyphsize;
        if z as i32 <= for_end_4 {
            loop {
                *self.state.hyphword.offset(z as isize) = 0 as i32 as strnumber;
                *self.state.hyphlist.offset(z as isize) = -(268435455 as i64)
                    as halfword;
                *self.state.hyphlink.offset(z as isize) = 0 as hyphpointer;
                let fresh40 = z;
                z = z.wrapping_add(1);
                if !((fresh40 as i32) < for_end_4) {
                    break;
                }
            }
        }
        self.state.hyphcount = 0 as i32 as integer;
        self.state.hyphnext = 608 as i32 as integer;
        if self.state.hyphnext > self.state.hyphsize {
            self.state.hyphnext = 607 as i32 as integer;
        }
        self.state.outputactive = false_0 as boolean;
        self.state.outputcanend = false_0 as boolean;
        self.state.insertpenalties = 0 as i32 as integer;
        self.state.ligaturepresent = false_0 as boolean;
        self.state.cancelboundary = false_0 as boolean;
        self.state.lfthit = false_0 as boolean;
        self.state.rthit = false_0 as boolean;
        self.state.insdisc = false_0 as boolean;
        self.state.aftertoken = 0 as i32 as halfword;
        self.state.longhelpseen = false_0 as boolean;
        self.state.formatident = 0 as i32 as strnumber;
        let mut for_end_5: integer = 0;
        k = 0 as i32 as integer;
        for_end_5 = 17 as i32 as integer;
        if k <= for_end_5 {
            loop {
                self.state.writeopen[k as usize] = false_0 as boolean;
                let fresh41 = k;
                k = k + 1;
                if !(fresh41 < for_end_5) {
                    break;
                }
            }
        }
        Self::get_seconds_and_micros(
            self as *mut PortableTexEngine<'_>,
            &raw mut self.state.epochseconds,
            &raw mut self.state.microseconds,
        );
        self.state.LRptr = -(268435455 as i64) as halfword;
        self.state.LRproblems = 0 as i32 as integer;
        self.state.curdir = 0 as smallnumber;
        self.state.pseudofiles = -(268435455 as i64) as halfword;
        self.state.saroot[7 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.sanull.hh.v.LH = -(268435455 as i64) as halfword;
        self.state.sanull.hh.v.RH = -(268435455 as i64) as halfword;
        self.state.sachain = -(268435455 as i64) as halfword;
        self.state.salevel = 0 as quarterword;
        self.state.discptr[2 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.discptr[3 as i32 as usize] = -(268435455 as i64) as halfword;
        self.state.editnamestart = 0 as i32 as poolpointer;
        self.state.stopatspace = true_0 as boolean;
        self.state.haltingonerrorp = false_0 as boolean;
        self.state.expanddepthcount = 0 as i32 as integer;
        self.state.mltexenabledp = false_0 as boolean;
        if self.state.iniversion != 0 {
            let mut for_end_6: integer = 0;
            k = (self.state.membot as i32 + 1 as i32) as integer;
            for_end_6 = (self.state.membot as i32 + 19 as i32) as integer;
            if k <= for_end_6 {
                loop {
                    (*mem.offset(k as isize)).u.CINT = 0 as i32 as integer;
                    let fresh42 = k;
                    k = k + 1;
                    if !(fresh42 < for_end_6) {
                        break;
                    }
                }
            }
            k = self.state.membot;
            while k <= self.state.membot as i32 + 19 as i32 {
                (*mem.offset(k as isize)).hh.v.RH = -(268435454 as i64) as halfword;
                (*mem.offset(k as isize)).hh.u.B0 = 0 as i16;
                (*mem.offset(k as isize)).hh.u.B1 = 0 as i16;
                k = (k as i32 + 4 as i32) as integer;
            }
            (*mem.offset((self.state.membot as i32 + 6 as i32) as isize)).u.CINT = 65536
                as i64 as integer;
            (*mem.offset((self.state.membot as i32 + 4 as i32) as isize)).hh.u.B0 = 1
                as i16;
            (*mem.offset((self.state.membot as i32 + 10 as i32) as isize)).u.CINT = 65536
                as i64 as integer;
            (*mem.offset((self.state.membot as i32 + 8 as i32) as isize)).hh.u.B0 = 2
                as i16;
            (*mem.offset((self.state.membot as i32 + 14 as i32) as isize)).u.CINT = 65536
                as i64 as integer;
            (*mem.offset((self.state.membot as i32 + 12 as i32) as isize)).hh.u.B0 = 1
                as i16;
            (*mem.offset((self.state.membot as i32 + 15 as i32) as isize)).u.CINT = 65536
                as i64 as integer;
            (*mem.offset((self.state.membot as i32 + 12 as i32) as isize)).hh.u.B1 = 1
                as i16;
            (*mem.offset((self.state.membot as i32 + 18 as i32) as isize)).u.CINT = -(65536
                as i64) as integer;
            (*mem.offset((self.state.membot as i32 + 16 as i32) as isize)).hh.u.B0 = 1
                as i16;
            self.state.rover = (self.state.membot as i32 + 20 as i32) as halfword;
            (*mem.offset(self.state.rover as isize)).hh.v.RH = 1073741823 as i64
                as halfword;
            (*mem.offset(self.state.rover as isize)).hh.v.LH = 1000 as i32 as halfword;
            (*mem.offset((self.state.rover as i32 + 1 as i32) as isize)).hh.v.LH = self
                .state
                .rover;
            (*mem.offset((self.state.rover as i32 + 1 as i32) as isize)).hh.v.RH = self
                .state
                .rover;
            self.state.lomemmax = (self.state.rover as i32 + 1000 as i32) as halfword;
            (*mem.offset(self.state.lomemmax as isize)).hh.v.RH = -(268435455 as i64)
                as halfword;
            (*mem.offset(self.state.lomemmax as isize)).hh.v.LH = -(268435455 as i64)
                as halfword;
            let mut for_end_7: integer = 0;
            k = (self.state.memtop as i32 - 14 as i32) as integer;
            for_end_7 = self.state.memtop;
            if k <= for_end_7 {
                loop {
                    *mem.offset(k as isize) = *mem.offset(self.state.lomemmax as isize);
                    let fresh43 = k;
                    k = k + 1;
                    if !(fresh43 < for_end_7) {
                        break;
                    }
                }
            }
            (*mem.offset((self.state.memtop as i32 - 10 as i32) as isize)).hh.v.LH = 34749086
                as i64 as halfword;
            (*mem.offset((self.state.memtop as i32 - 9 as i32) as isize)).hh.v.RH = 65536
                as i64 as halfword;
            (*mem.offset((self.state.memtop as i32 - 9 as i32) as isize)).hh.v.LH = -(268435455
                as i64) as halfword;
            (*mem.offset((self.state.memtop as i32 - 7 as i32) as isize)).hh.u.B0 = 1
                as i16;
            (*mem.offset((self.state.memtop as i32 - 6 as i32) as isize)).hh.v.LH = 1073741823
                as i64 as halfword;
            (*mem.offset((self.state.memtop as i32 - 7 as i32) as isize)).hh.u.B1 = 0
                as i16;
            (*mem.offset(self.state.memtop as isize)).hh.u.B1 = 255 as i16;
            (*mem.offset(self.state.memtop as isize)).hh.u.B0 = 1 as i16;
            (*mem.offset(self.state.memtop as isize)).hh.v.RH = self.state.memtop
                as halfword;
            (*mem.offset((self.state.memtop as i32 - 2 as i32) as isize)).hh.u.B0 = 10
                as i16;
            (*mem.offset((self.state.memtop as i32 - 2 as i32) as isize)).hh.u.B1 = 0
                as i16;
            self.state.avail = -(268435455 as i64) as halfword;
            self.state.memend = self.state.memtop as halfword;
            self.state.himemmin = (self.state.memtop as i32 - 14 as i32) as halfword;
            self.state.varused = self.state.membot + 20 as integer - self.state.membot;
            self.state.dynused = 15 as i32 as integer;
            (*eqtb.offset(1205763 as i64 as isize)).hh.u.B0 = 104 as i16;
            (*eqtb.offset(1205763 as i64 as isize)).hh.v.RH = -(268435455 as i64)
                as halfword;
            (*eqtb.offset(1205763 as i64 as isize)).hh.u.B1 = 0 as i16;
            let mut for_end_8: integer = 0;
            k = 1 as i32 as integer;
            for_end_8 = self.state.eqtbtop as integer;
            if k <= for_end_8 {
                loop {
                    *eqtb.offset(k as isize) = *eqtb.offset(1205763 as i64 as isize);
                    let fresh44 = k;
                    k = k + 1;
                    if !(fresh44 < for_end_8) {
                        break;
                    }
                }
            }
            (*eqtb.offset(1205764 as i64 as isize)).hh.v.RH = self.state.membot
                as halfword;
            (*eqtb.offset(1205764 as i64 as isize)).hh.u.B1 = 1 as i16;
            (*eqtb.offset(1205764 as i64 as isize)).hh.u.B0 = 120 as i16;
            let mut for_end_9: integer = 0;
            k = 1205765 as i64 as integer;
            for_end_9 = 1206294 as i64 as integer;
            if k <= for_end_9 {
                loop {
                    *eqtb.offset(k as isize) = *eqtb.offset(1205764 as i64 as isize);
                    let fresh45 = k;
                    k = k + 1;
                    if !(fresh45 < for_end_9) {
                        break;
                    }
                }
            }
            (*mem.offset(self.state.membot as isize)).hh.v.RH = ((*mem
                .offset(self.state.membot as isize))
                .hh
                .v
                .RH as i32 + 531 as i32) as halfword;
            (*eqtb.offset(1206295 as i64 as isize)).hh.v.RH = -(268435455 as i64)
                as halfword;
            (*eqtb.offset(1206295 as i64 as isize)).hh.u.B0 = 121 as i16;
            (*eqtb.offset(1206295 as i64 as isize)).hh.u.B1 = 1 as i16;
            let mut for_end_10: integer = 0;
            k = 1206563 as i64 as integer;
            for_end_10 = 1206566 as i64 as integer;
            if k <= for_end_10 {
                loop {
                    *eqtb.offset(k as isize) = *eqtb.offset(1206295 as i64 as isize);
                    let fresh46 = k;
                    k = k + 1;
                    if !(fresh46 < for_end_10) {
                        break;
                    }
                }
            }
            let mut for_end_11: integer = 0;
            k = 1206296 as i64 as integer;
            for_end_11 = 1206562 as i64 as integer;
            if k <= for_end_11 {
                loop {
                    *eqtb.offset(k as isize) = *eqtb.offset(1205763 as i64 as isize);
                    let fresh47 = k;
                    k = k + 1;
                    if !(fresh47 < for_end_11) {
                        break;
                    }
                }
            }
            (*eqtb.offset(1206567 as i64 as isize)).hh.v.RH = -(268435455 as i64)
                as halfword;
            (*eqtb.offset(1206567 as i64 as isize)).hh.u.B0 = 122 as i16;
            (*eqtb.offset(1206567 as i64 as isize)).hh.u.B1 = 1 as i16;
            let mut for_end_12: integer = 0;
            k = 1206568 as i64 as integer;
            for_end_12 = 1206822 as i64 as integer;
            if k <= for_end_12 {
                loop {
                    *eqtb.offset(k as isize) = *eqtb.offset(1206567 as i64 as isize);
                    let fresh48 = k;
                    k = k + 1;
                    if !(fresh48 < for_end_12) {
                        break;
                    }
                }
            }
            (*eqtb.offset(1206823 as i64 as isize)).hh.v.RH = 0 as i32 as halfword;
            (*eqtb.offset(1206823 as i64 as isize)).hh.u.B0 = 123 as i16;
            (*eqtb.offset(1206823 as i64 as isize)).hh.u.B1 = 1 as i16;
            let mut for_end_13: integer = 0;
            k = 1206824 as i64 as integer;
            for_end_13 = 1207591 as i64 as integer;
            if k <= for_end_13 {
                loop {
                    *eqtb.offset(k as isize) = *eqtb.offset(1206823 as i64 as isize);
                    let fresh49 = k;
                    k = k + 1;
                    if !(fresh49 < for_end_13) {
                        break;
                    }
                }
            }
            (*eqtb.offset(1207592 as i64 as isize)).hh.v.RH = 0 as i32 as halfword;
            (*eqtb.offset(1207592 as i64 as isize)).hh.u.B0 = 123 as i16;
            (*eqtb.offset(1207592 as i64 as isize)).hh.u.B1 = 1 as i16;
            let mut for_end_14: integer = 0;
            k = 1207593 as i64 as integer;
            for_end_14 = 7892263 as i64 as integer;
            if k <= for_end_14 {
                loop {
                    *eqtb.offset(k as isize) = *eqtb.offset(1207592 as i64 as isize);
                    let fresh50 = k;
                    k = k + 1;
                    if !(fresh50 < for_end_14) {
                        break;
                    }
                }
            }
            let mut for_end_15: integer = 0;
            k = 0 as i32 as integer;
            for_end_15 = 1114111 as i64 as integer;
            if k <= for_end_15 {
                loop {
                    (*eqtb.offset((1207592 as i64 + k as i64) as isize)).hh.v.RH = 12
                        as i32 as halfword;
                    (*eqtb.offset((5664040 as i64 + k as i64) as isize)).hh.v.RH = k
                        as halfword;
                    (*eqtb.offset((4549928 as i64 + k as i64) as isize)).hh.v.RH = 1000
                        as i32 as halfword;
                    let fresh51 = k;
                    k = k + 1;
                    if !(fresh51 < for_end_15) {
                        break;
                    }
                }
            }
            (*eqtb.offset(1207605 as i64 as isize)).hh.v.RH = 5 as i32 as halfword;
            (*eqtb.offset(1207624 as i64 as isize)).hh.v.RH = 10 as i32 as halfword;
            (*eqtb.offset(1207684 as i64 as isize)).hh.v.RH = 0 as i32 as halfword;
            (*eqtb.offset(1207629 as i64 as isize)).hh.v.RH = 14 as i32 as halfword;
            (*eqtb.offset(1207719 as i64 as isize)).hh.v.RH = 15 as i32 as halfword;
            (*eqtb.offset(1207592 as i64 as isize)).hh.v.RH = 9 as i32 as halfword;
            let mut for_end_16: integer = 0;
            k = 48 as i32 as integer;
            for_end_16 = 57 as i32 as integer;
            if k <= for_end_16 {
                loop {
                    (*eqtb.offset((5664040 as i64 + k as i64) as isize)).hh.v.RH = (k
                        as u32)
                        .wrapping_add((7 as i32 as u32 & 0x7 as u32) << 21 as i32)
                        as halfword;
                    let fresh52 = k;
                    k = k + 1;
                    if !(fresh52 < for_end_16) {
                        break;
                    }
                }
            }
            let mut for_end_17: integer = 0;
            k = 65 as i32 as integer;
            for_end_17 = 90 as i32 as integer;
            if k <= for_end_17 {
                loop {
                    (*eqtb.offset((1207592 as i64 + k as i64) as isize)).hh.v.RH = 11
                        as i32 as halfword;
                    (*eqtb.offset((1207592 as i64 + k as i64 + 32 as i64) as isize))
                        .hh
                        .v
                        .RH = 11 as i32 as halfword;
                    (*eqtb.offset((5664040 as i64 + k as i64) as isize)).hh.v.RH = (k
                        as u32)
                        .wrapping_add((1 as i32 as u32 & 0xff as u32) << 24 as i32)
                        .wrapping_add((7 as i32 as u32 & 0x7 as u32) << 21 as i32)
                        as halfword;
                    (*eqtb.offset((5664040 as i64 + k as i64 + 32 as i64) as isize))
                        .hh
                        .v
                        .RH = ((k as i32 + 32 as i32) as u32)
                        .wrapping_add((1 as i32 as u32 & 0xff as u32) << 24 as i32)
                        .wrapping_add((7 as i32 as u32 & 0x7 as u32) << 21 as i32)
                        as halfword;
                    (*eqtb.offset((2321704 as i64 + k as i64) as isize)).hh.v.RH = (k
                        as i32 + 32 as i32) as halfword;
                    (*eqtb.offset((2321704 as i64 + k as i64 + 32 as i64) as isize))
                        .hh
                        .v
                        .RH = (k as i32 + 32 as i32) as halfword;
                    (*eqtb.offset((3435816 as i64 + k as i64) as isize)).hh.v.RH = k
                        as halfword;
                    (*eqtb.offset((3435816 as i64 + k as i64 + 32 as i64) as isize))
                        .hh
                        .v
                        .RH = k as halfword;
                    (*eqtb.offset((4549928 as i64 + k as i64) as isize)).hh.v.RH = 999
                        as i32 as halfword;
                    let fresh53 = k;
                    k = k + 1;
                    if !(fresh53 < for_end_17) {
                        break;
                    }
                }
            }
            let mut for_end_18: integer = 0;
            k = 7892264 as i64 as integer;
            for_end_18 = 7892606 as i64 as integer;
            if k <= for_end_18 {
                loop {
                    (*eqtb.offset(k as isize)).u.CINT = 0 as i32 as integer;
                    let fresh54 = k;
                    k = k + 1;
                    if !(fresh54 < for_end_18) {
                        break;
                    }
                }
            }
            (*eqtb.offset(7892319 as i64 as isize)).u.CINT = 256 as i32 as integer;
            (*eqtb.offset(7892320 as i64 as isize)).u.CINT = -(1 as i32) as integer;
            (*eqtb.offset(7892281 as i64 as isize)).u.CINT = 1000 as i32 as integer;
            (*eqtb.offset(7892265 as i64 as isize)).u.CINT = 10000 as i32 as integer;
            (*eqtb.offset(7892305 as i64 as isize)).u.CINT = 1 as i32 as integer;
            (*eqtb.offset(7892304 as i64 as isize)).u.CINT = 25 as i32 as integer;
            (*eqtb.offset(7892309 as i64 as isize)).u.CINT = 92 as i32 as integer;
            (*eqtb.offset(7892312 as i64 as isize)).u.CINT = 13 as i32 as integer;
            let mut for_end_19: integer = 0;
            k = 0 as i32 as integer;
            for_end_19 = 1114111 as i64 as integer;
            if k <= for_end_19 {
                loop {
                    (*eqtb.offset((7892607 as i64 + k as i64) as isize)).u.CINT = -(1
                        as i32) as integer;
                    let fresh55 = k;
                    k = k + 1;
                    if !(fresh55 < for_end_19) {
                        break;
                    }
                }
            }
            (*eqtb.offset(7892653 as i64 as isize)).u.CINT = 0 as i32 as integer;
            (*eqtb.offset(7892324 as i64 as isize)).u.CINT = -(1 as i32) as integer;
            let mut for_end_20: integer = 0;
            k = 9006719 as i64 as integer;
            for_end_20 = 9006997 as i64 as integer;
            if k <= for_end_20 {
                loop {
                    (*eqtb.offset(k as isize)).u.CINT = 0 as i32 as integer;
                    let fresh56 = k;
                    k = k + 1;
                    if !(fresh56 < for_end_20) {
                        break;
                    }
                }
            }
            self.state.primused = 2100 as i32 as halfword;
            self.state.hashused = 1194650 as i64 as halfword;
            self.state.hashhigh = 0 as i32 as halfword;
            self.state.cscount = 0 as i32 as integer;
            (*eqtb.offset(1194659 as i64 as isize)).hh.u.B0 = 119 as i16;
            (*self.state.hash.offset(1194659 as i64 as isize)).v.RH = 65813 as i64
                as halfword;
            (*eqtb.offset(1194661 as i64 as isize)).hh.u.B0 = 39 as i16;
            (*eqtb.offset(1194661 as i64 as isize)).hh.v.RH = 1 as i32 as halfword;
            (*eqtb.offset(1194661 as i64 as isize)).hh.u.B1 = 1 as i16;
            (*self.state.hash.offset(1194661 as i64 as isize)).v.RH = 65814 as i64
                as halfword;
            let mut for_end_21: integer = 0;
            k = -(trieopsize as integer);
            for_end_21 = trieopsize as integer;
            if k <= for_end_21 {
                loop {
                    *(&raw mut self.state.zzzab as *mut integer)
                        .offset(-(-(35111 as i64) as i32 as isize))
                        .offset(k as isize) = 0 as i32 as integer;
                    let fresh57 = k;
                    k = k + 1;
                    if !(fresh57 < for_end_21) {
                        break;
                    }
                }
            }
            let mut for_end_22: integer = 0;
            k = 0 as i32 as integer;
            for_end_22 = 255 as i32 as integer;
            if k <= for_end_22 {
                loop {
                    self.state.trieused[k as usize] = mintrieop as trieopcode;
                    let fresh58 = k;
                    k = k + 1;
                    if !(fresh58 < for_end_22) {
                        break;
                    }
                }
            }
            self.state.maxopused = mintrieop as trieopcode;
            self.state.trieopptr = 0 as i32 as integer;
            self.state.trienotready = true_0 as boolean;
            (*self.state.hash.offset(1194650 as i64 as isize)).v.RH = 66631 as i64
                as halfword;
            if self.state.iniversion != 0 {
                self.state.formatident = 66713 as i64 as strnumber;
            }
            (*self.state.hash.offset(1194658 as i64 as isize)).v.RH = 66772 as i64
                as halfword;
            (*eqtb.offset(1194658 as i64 as isize)).hh.u.B1 = 1 as i16;
            (*eqtb.offset(1194658 as i64 as isize)).hh.u.B0 = 116 as i16;
            (*eqtb.offset(1194658 as i64 as isize)).hh.v.RH = -(268435455 as i64)
                as halfword;
            self.state.eTeXmode = 0 as eightbits;
            self.state.maxregnum = 255 as i32 as halfword;
            self.state.maxreghelpline = 66964 as i64 as strnumber;
            let mut for_end_23: integer = 0;
            i = 0 as i32 as integer;
            for_end_23 = 6 as i32 as integer;
            if i <= for_end_23 {
                loop {
                    self.state.saroot[i as usize] = -(268435455 as i64) as halfword;
                    let fresh59 = i;
                    i = i + 1;
                    if !(fresh59 < for_end_23) {
                        break;
                    }
                }
            }
            (*eqtb.offset(7892350 as i64 as isize)).u.CINT = 63 as i32 as integer;
        }
    }
    pub(crate) unsafe fn initmath(&mut self) -> EngineFlow<()> {
        Self::sandbox_open_math(self as *mut PortableTexEngine<'_>)?;
        let mut current_block: u64;
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        let eqtb = self.state.zeqtb.as_mut_ptr();
        let mut w: scaled = 0;
        let mut j: halfword = 0;
        let mut x: integer = 0;
        let mut l_0: scaled = 0;
        let mut s: scaled = 0;
        let mut p: halfword = 0;
        let mut q: halfword = 0;
        let mut f_0: internalfontnumber = 0;
        let mut n: integer = 0;
        let mut v: scaled = 0;
        let mut d: scaled = 0;
        (&mut *(self as *mut PortableTexEngine<'_>)).gettoken()?;
        if self.state.curcmd as i32 == 3 as i32
            && self.state.curlist.modefield as i32 > 0 as i32
        {
            j = -(268435455 as i64) as halfword;
            w = -(1073741823 as i64) as scaled;
            if self.state.curlist.headfield == self.state.curlist.tailfield {
                (&mut *(self as *mut PortableTexEngine<'_>)).popnest();
                if self.state.curlist.eTeXauxfield as i64 == -(268435455 as i64) {
                    x = 0 as i32 as integer;
                } else if (*mem.offset(self.state.curlist.eTeXauxfield as isize)).hh.v.LH
                    >= 8 as i32
                {
                    x = -(1 as i32) as integer;
                } else {
                    x = 1 as i32 as integer;
                }
            } else {
                (&mut *(self as *mut PortableTexEngine<'_>)).zlinebreak(1 as i32)?;
                if self.state.eTeXmode as i32 == 1 as i32 {
                    if (*eqtb.offset(1205772 as i64 as isize)).hh.v.RH
                        == self.state.membot
                    {
                        j = (&mut *(self as *mut PortableTexEngine<'_>))
                            .znewkern(0 as i32)?;
                    } else {
                        j = (&mut *(self as *mut PortableTexEngine<'_>))
                            .znewparamglue(8 as i32 as smallnumber)?;
                    }
                    if (*eqtb.offset(1205771 as i64 as isize)).hh.v.RH
                        == self.state.membot
                    {
                        p = (&mut *(self as *mut PortableTexEngine<'_>))
                            .znewkern(0 as i32)?;
                    } else {
                        p = (&mut *(self as *mut PortableTexEngine<'_>))
                            .znewparamglue(7 as i32 as smallnumber)?;
                    }
                    (*mem.offset(p as isize)).hh.v.RH = j;
                    j = (&mut *(self as *mut PortableTexEngine<'_>)).newnullbox()?;
                    (*mem.offset((j as i32 + 1 as i32) as isize)).u.CINT = (*mem
                        .offset((self.state.justbox as i32 + 1 as i32) as isize))
                        .u
                        .CINT;
                    (*mem.offset((j as i32 + 4 as i32) as isize)).u.CINT = (*mem
                        .offset((self.state.justbox as i32 + 4 as i32) as isize))
                        .u
                        .CINT;
                    (*mem.offset((j as i32 + 5 as i32) as isize)).hh.v.RH = p;
                    (*mem.offset((j as i32 + 5 as i32) as isize)).hh.u.B1 = (*mem
                        .offset((self.state.justbox as i32 + 5 as i32) as isize))
                        .hh
                        .u
                        .B1;
                    (*mem.offset((j as i32 + 5 as i32) as isize)).hh.u.B0 = (*mem
                        .offset((self.state.justbox as i32 + 5 as i32) as isize))
                        .hh
                        .u
                        .B0;
                    (*mem.offset((j as i32 + 6 as i32) as isize)).gr = (*mem
                        .offset((self.state.justbox as i32 + 6 as i32) as isize))
                        .gr;
                }
                v = (*mem.offset((self.state.justbox as i32 + 4 as i32) as isize)).u.CINT
                    as scaled;
                if self.state.curlist.eTeXauxfield as i64 == -(268435455 as i64) {
                    x = 0 as i32 as integer;
                } else if (*mem.offset(self.state.curlist.eTeXauxfield as isize)).hh.v.LH
                    >= 8 as i32
                {
                    x = -(1 as i32) as integer;
                } else {
                    x = 1 as i32 as integer;
                }
                if x >= 0 as i32 {
                    p = (*mem.offset((self.state.justbox as i32 + 5 as i32) as isize))
                        .hh
                        .v
                        .RH;
                    (*mem.offset((self.state.memtop as i32 - 3 as i32) as isize))
                        .hh
                        .v
                        .RH = -(268435455 as i64) as halfword;
                } else {
                    v = (-v
                        - (*mem.offset((self.state.justbox as i32 + 1 as i32) as isize))
                            .u
                            .CINT) as scaled;
                    p = (&mut *(self as *mut PortableTexEngine<'_>))
                        .znewmath(0 as i32, 6 as i32 as smallnumber)?;
                    (*mem.offset((self.state.memtop as i32 - 3 as i32) as isize))
                        .hh
                        .v
                        .RH = p;
                    (&mut *(self as *mut PortableTexEngine<'_>))
                        .zjustcopy(
                            (*mem
                                .offset((self.state.justbox as i32 + 5 as i32) as isize))
                                .hh
                                .v
                                .RH,
                            p,
                            (&mut *(self as *mut PortableTexEngine<'_>))
                                .znewmath(0 as i32, 7 as i32 as smallnumber)?,
                        )?;
                    self.state.curdir = 1 as smallnumber;
                }
                v = (v as integer
                    + 2 as integer
                        * (*self
                            .state
                            .fontinfo
                            .offset(
                                (6 as integer
                                    + *self
                                        .state
                                        .parambase
                                        .offset(
                                            (*eqtb.offset(1206823 as i64 as isize)).hh.v.RH as isize,
                                        )) as isize,
                            ))
                            .u
                            .CINT) as scaled;
                if (*eqtb.offset(7892339 as i64 as isize)).u.CINT > 0 as i32 {
                    self.state.tempptr = (&mut *(self as *mut PortableTexEngine<'_>))
                        .getavail()?;
                    (*mem.offset(self.state.tempptr as isize)).hh.v.LH = 0 as i32
                        as halfword;
                    (*mem.offset(self.state.tempptr as isize)).hh.v.RH = self
                        .state
                        .LRptr;
                    self.state.LRptr = self.state.tempptr;
                }
                while p as i64 != -(268435455 as i64) {
                    loop {
                        if p >= self.state.himemmin {
                            f_0 = (*mem.offset(p as isize)).hh.u.B0
                                as internalfontnumber;
                            d = (*self
                                .state
                                .fontinfo
                                .offset(
                                    (*self.state.widthbase.offset(f_0 as isize) as i32
                                        + ((*self
                                            .state
                                            .fontinfo
                                            .offset(
                                                (*self.state.charbase.offset(f_0 as isize)
                                                    + (&mut *(self as *mut PortableTexEngine<'_>))
                                                        .zeffectivechar(
                                                            1 as i32,
                                                            f_0,
                                                            (*mem.offset(p as isize)).hh.u.B1 as quarterword,
                                                        )) as isize,
                                            ))
                                            .v
                                            .QQQQ
                                            .u
                                            .B0) as i32 as i32) as isize,
                                ))
                                .u
                                .CINT as scaled;
                            current_block = 2059641359786918392;
                            break;
                        } else {
                            match (*mem.offset(p as isize)).hh.u.B0 as i32 {
                                0 | 1 | 2 => {
                                    d = (*mem.offset((p as i32 + 1 as i32) as isize)).u.CINT
                                        as scaled;
                                    current_block = 2059641359786918392;
                                    break;
                                }
                                6 => {
                                    *mem
                                        .offset((self.state.memtop as i32 - 12 as i32) as isize) = *mem
                                        .offset((p as i32 + 1 as i32) as isize);
                                    (*mem
                                        .offset((self.state.memtop as i32 - 12 as i32) as isize))
                                        .hh
                                        .v
                                        .RH = (*mem.offset(p as isize)).hh.v.RH;
                                    p = (self.state.memtop as i32 - 12 as i32) as halfword;
                                    self.state.xtxligaturepresent = true_0 as boolean;
                                }
                                11 => {
                                    d = (*mem.offset((p as i32 + 1 as i32) as isize)).u.CINT
                                        as scaled;
                                    current_block = 16463303006880176998;
                                    break;
                                }
                                40 => {
                                    d = (*mem.offset((p as i32 + 1 as i32) as isize)).u.CINT
                                        as scaled;
                                    current_block = 16463303006880176998;
                                    break;
                                }
                                9 => {
                                    d = (*mem.offset((p as i32 + 1 as i32) as isize)).u.CINT
                                        as scaled;
                                    if (*eqtb.offset(7892339 as i64 as isize)).u.CINT > 0 as i32
                                    {
                                        current_block = 6072622540298447352;
                                        break;
                                    } else {
                                        current_block = 13325891313334703151;
                                        break;
                                    }
                                }
                                14 => {
                                    d = (*mem.offset((p as i32 + 1 as i32) as isize)).u.CINT
                                        as scaled;
                                    self.state.curdir = (*mem.offset(p as isize)).hh.u.B1
                                        as smallnumber;
                                    current_block = 16463303006880176998;
                                    break;
                                }
                                10 => {
                                    q = (*mem.offset((p as i32 + 1 as i32) as isize)).hh.v.LH;
                                    d = (*mem.offset((q as i32 + 1 as i32) as isize)).u.CINT
                                        as scaled;
                                    if (*mem
                                        .offset((self.state.justbox as i32 + 5 as i32) as isize))
                                        .hh
                                        .u
                                        .B0 as i32 == 1 as i32
                                    {
                                        if (*mem
                                            .offset((self.state.justbox as i32 + 5 as i32) as isize))
                                            .hh
                                            .u
                                            .B1 as i32 == (*mem.offset(q as isize)).hh.u.B0 as i32
                                            && (*mem.offset((q as i32 + 2 as i32) as isize)).u.CINT
                                                != 0 as i32
                                        {
                                            v = 1073741823 as i64 as scaled;
                                        }
                                    } else if (*mem
                                        .offset((self.state.justbox as i32 + 5 as i32) as isize))
                                        .hh
                                        .u
                                        .B0 as i32 == 2 as i32
                                    {
                                        if (*mem
                                            .offset((self.state.justbox as i32 + 5 as i32) as isize))
                                            .hh
                                            .u
                                            .B1 as i32 == (*mem.offset(q as isize)).hh.u.B1 as i32
                                            && (*mem.offset((q as i32 + 3 as i32) as isize)).u.CINT
                                                != 0 as i32
                                        {
                                            v = 1073741823 as i64 as scaled;
                                        }
                                    }
                                    if (*mem.offset(p as isize)).hh.u.B1 as i32 >= 100 as i32 {
                                        current_block = 2059641359786918392;
                                        break;
                                    } else {
                                        current_block = 16463303006880176998;
                                        break;
                                    }
                                }
                                8 => {
                                    if (*mem.offset(p as isize)).hh.u.B1 as i32 >= 40 as i32
                                        && (*mem.offset(p as isize)).hh.u.B1 as i32 <= 41 as i32
                                        || (*mem.offset(p as isize)).hh.u.B1 as i32 == 42 as i32
                                        || (*mem.offset(p as isize)).hh.u.B1 as i32 == 43 as i32
                                        || (*mem.offset(p as isize)).hh.u.B1 as i32 == 44 as i32
                                    {
                                        current_block = 5687667889785024198;
                                        break;
                                    } else {
                                        current_block = 10369920510435091891;
                                        break;
                                    }
                                }
                                _ => {
                                    d = 0 as i32 as scaled;
                                    current_block = 16463303006880176998;
                                    break;
                                }
                            }
                        }
                    }
                    match current_block {
                        13325891313334703151 => {
                            if (*mem.offset(p as isize)).hh.u.B1 as i32 >= 4 as i32 {
                                w = 1073741823 as i64 as scaled;
                                break;
                            } else {
                                current_block = 16463303006880176998;
                            }
                        }
                        6072622540298447352 => {
                            if (*mem.offset(p as isize)).hh.u.B1 as i32 & 1 as i32 != 0 {
                                if (*mem.offset(self.state.LRptr as isize)).hh.v.LH
                                    == 4 as i32
                                        * ((*mem.offset(p as isize)).hh.u.B1 as i32 / 4 as i32)
                                        + 3 as i32
                                {
                                    self.state.tempptr = self.state.LRptr;
                                    self.state.LRptr = (*mem
                                        .offset(self.state.tempptr as isize))
                                        .hh
                                        .v
                                        .RH;
                                    (*mem.offset(self.state.tempptr as isize)).hh.v.RH = self
                                        .state
                                        .avail;
                                    self.state.avail = self.state.tempptr;
                                    self.state.dynused -= 1;
                                } else if (*mem.offset(p as isize)).hh.u.B1 as i32
                                    > 4 as i32
                                {
                                    w = 1073741823 as i64 as scaled;
                                    break;
                                }
                            } else {
                                self.state.tempptr = (&mut *(self
                                    as *mut PortableTexEngine<'_>))
                                    .getavail()?;
                                (*mem.offset(self.state.tempptr as isize)).hh.v.LH = (4
                                    as i32
                                    * ((*mem.offset(p as isize)).hh.u.B1 as i32 / 4 as i32)
                                    + 3 as i32) as halfword;
                                (*mem.offset(self.state.tempptr as isize)).hh.v.RH = self
                                    .state
                                    .LRptr;
                                self.state.LRptr = self.state.tempptr;
                                if (*mem.offset(p as isize)).hh.u.B1 as i32 / 8 as i32
                                    != self.state.curdir as i32
                                {
                                    (&mut *(self as *mut PortableTexEngine<'_>))
                                        .zjustreverse(p)?;
                                    p = (self.state.memtop as i32 - 3 as i32) as halfword;
                                }
                            }
                            current_block = 16463303006880176998;
                        }
                        10369920510435091891 => {
                            d = 0 as i32 as scaled;
                            current_block = 16463303006880176998;
                        }
                        5687667889785024198 => {
                            d = (*mem.offset((p as i32 + 1 as i32) as isize)).u.CINT
                                as scaled;
                            current_block = 2059641359786918392;
                        }
                        _ => {}
                    }
                    match current_block {
                        16463303006880176998 => {
                            if (v as i64) < 1073741823 as i64 {
                                v = v + d;
                            }
                        }
                        _ => {
                            if (v as i64) < 1073741823 as i64 {
                                v = v + d;
                                w = v;
                            } else {
                                w = 1073741823 as i64 as scaled;
                                break;
                            }
                        }
                    }
                    p = (*mem.offset(p as isize)).hh.v.RH;
                }
                if (*eqtb.offset(7892339 as i64 as isize)).u.CINT > 0 as i32 {
                    while self.state.LRptr as i64 != -(268435455 as i64) {
                        self.state.tempptr = self.state.LRptr;
                        self.state.LRptr = (*mem.offset(self.state.tempptr as isize))
                            .hh
                            .v
                            .RH;
                        (*mem.offset(self.state.tempptr as isize)).hh.v.RH = self
                            .state
                            .avail;
                        self.state.avail = self.state.tempptr;
                        self.state.dynused -= 1;
                    }
                    if self.state.LRproblems != 0 as i32 {
                        w = 1073741823 as i64 as scaled;
                        self.state.LRproblems = 0 as i32 as integer;
                    }
                }
                self.state.curdir = 0 as smallnumber;
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zflushnodelist(
                        (*mem.offset((self.state.memtop as i32 - 3 as i32) as isize))
                            .hh
                            .v
                            .RH,
                    )?;
            }
            if (*eqtb.offset(1206295 as i64 as isize)).hh.v.RH as i64
                == -(268435455 as i64)
            {
                if (*eqtb.offset(9006736 as i64 as isize)).u.CINT != 0 as i32
                    && ((*eqtb.offset(7892305 as i64 as isize)).u.CINT >= 0 as i32
                        && self.state.curlist.pgfield as i32 + 2 as i32
                            > (*eqtb.offset(7892305 as i64 as isize)).u.CINT
                        || (self.state.curlist.pgfield as i32 + 1 as i32)
                            < -(*eqtb.offset(7892305 as i64 as isize)).u.CINT)
                {
                    l_0 = ((*eqtb.offset(9006722 as i64 as isize)).u.CINT
                        - (if (*eqtb.offset(9006736 as i64 as isize)).u.CINT >= 0 as i32
                        {
                            (*eqtb.offset(9006736 as i64 as isize)).u.CINT
                        } else {
                            -(*eqtb.offset(9006736 as i64 as isize)).u.CINT
                        })) as scaled;
                    if (*eqtb.offset(9006736 as i64 as isize)).u.CINT > 0 as i32 {
                        s = (*eqtb.offset(9006736 as i64 as isize)).u.CINT as scaled;
                    } else {
                        s = 0 as i32 as scaled;
                    }
                } else {
                    l_0 = (*eqtb.offset(9006722 as i64 as isize)).u.CINT as scaled;
                    s = 0 as i32 as scaled;
                }
            } else {
                n = (*mem
                    .offset((*eqtb.offset(1206295 as i64 as isize)).hh.v.RH as isize))
                    .hh
                    .v
                    .LH as integer;
                if self.state.curlist.pgfield as i32 + 2 as i32 >= n {
                    p = ((*eqtb.offset(1206295 as i64 as isize)).hh.v.RH as integer
                        + 2 as integer * n) as halfword;
                } else {
                    p = ((*eqtb.offset(1206295 as i64 as isize)).hh.v.RH as i32
                        + 2 as i32 * (self.state.curlist.pgfield as i32 + 2 as i32))
                        as halfword;
                }
                s = (*mem.offset((p as i32 - 1 as i32) as isize)).u.CINT as scaled;
                l_0 = (*mem.offset(p as isize)).u.CINT as scaled;
            }
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zpushmath(15 as i32 as groupcode)?;
            self.state.curlist.modefield = 209 as i16;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zeqworddefine(7892308 as i64 as halfword, -(1 as i32))?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zeqworddefine(9006732 as i64 as halfword, w)?;
            self.state.curlist.eTeXauxfield = j;
            if self.state.eTeXmode as i32 == 1 as i32 {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zeqworddefine(7892330 as i64 as halfword, x)?;
            }
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zeqworddefine(9006733 as i64 as halfword, l_0)?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zeqworddefine(9006734 as i64 as halfword, s)?;
            if (*eqtb.offset(1206299 as i64 as isize)).hh.v.RH as i64
                != -(268435455 as i64)
            {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zbegintokenlist(
                        (*eqtb.offset(1206299 as i64 as isize)).hh.v.RH,
                        10 as i32 as quarterword,
                    )?;
            }
            if self.state.nestptr == 1 as i32 {
                Self::boundary_build_page(self as *mut PortableTexEngine<'_>);
            }
        } else {
            (&mut *(self as *mut PortableTexEngine<'_>)).backinput()?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zpushmath(15 as i32 as groupcode)?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zeqworddefine(7892308 as i64 as halfword, -(1 as i32))?;
            if self.state.insertsrcspecialeverymath != 0 {
                (&mut *(self as *mut PortableTexEngine<'_>)).insertsrcspecial()?;
            }
            if (*eqtb.offset(1206298 as i64 as isize)).hh.v.RH as i64
                != -(268435455 as i64)
            {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zbegintokenlist(
                        (*eqtb.offset(1206298 as i64 as isize)).hh.v.RH,
                        9 as i32 as quarterword,
                    )?;
            }
        };
        Ok(())
    }
    pub(crate) unsafe fn initprim(&mut self) -> EngineFlow<()> {
        let eqtb = self.state.zeqtb.as_mut_ptr();
        self.state.nonewcontrolsequence = false_0 as boolean;
        self.state.first = 0 as i32 as integer;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65675 as i64 as strnumber,
                76 as i32 as quarterword,
                1205764 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65676 as i64 as strnumber,
                76 as i32 as quarterword,
                1205765 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65677 as i64 as strnumber,
                76 as i32 as quarterword,
                1205766 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65678 as i64 as strnumber,
                76 as i32 as quarterword,
                1205767 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65679 as i64 as strnumber,
                76 as i32 as quarterword,
                1205768 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65680 as i64 as strnumber,
                76 as i32 as quarterword,
                1205769 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65681 as i64 as strnumber,
                76 as i32 as quarterword,
                1205770 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65682 as i64 as strnumber,
                76 as i32 as quarterword,
                1205771 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65683 as i64 as strnumber,
                76 as i32 as quarterword,
                1205772 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65684 as i64 as strnumber,
                76 as i32 as quarterword,
                1205773 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65685 as i64 as strnumber,
                76 as i32 as quarterword,
                1205774 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65686 as i64 as strnumber,
                76 as i32 as quarterword,
                1205775 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65687 as i64 as strnumber,
                76 as i32 as quarterword,
                1205776 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65688 as i64 as strnumber,
                76 as i32 as quarterword,
                1205777 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65689 as i64 as strnumber,
                76 as i32 as quarterword,
                1205778 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65690 as i64 as strnumber,
                76 as i32 as quarterword,
                1205779 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65691 as i64 as strnumber,
                77 as i32 as quarterword,
                1205780 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65692 as i64 as strnumber,
                77 as i32 as quarterword,
                1205781 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65693 as i64 as strnumber,
                77 as i32 as quarterword,
                1205782 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65698 as i64 as strnumber,
                73 as i32 as quarterword,
                1206296 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65699 as i64 as strnumber,
                73 as i32 as quarterword,
                1206297 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65700 as i64 as strnumber,
                73 as i32 as quarterword,
                1206298 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65701 as i64 as strnumber,
                73 as i32 as quarterword,
                1206299 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65702 as i64 as strnumber,
                73 as i32 as quarterword,
                1206300 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65703 as i64 as strnumber,
                73 as i32 as quarterword,
                1206301 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65704 as i64 as strnumber,
                73 as i32 as quarterword,
                1206302 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65705 as i64 as strnumber,
                73 as i32 as quarterword,
                1206303 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65706 as i64 as strnumber,
                73 as i32 as quarterword,
                1206304 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65720 as i64 as strnumber,
                74 as i32 as quarterword,
                7892264 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65721 as i64 as strnumber,
                74 as i32 as quarterword,
                7892265 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65722 as i64 as strnumber,
                74 as i32 as quarterword,
                7892266 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65723 as i64 as strnumber,
                74 as i32 as quarterword,
                7892267 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65724 as i64 as strnumber,
                74 as i32 as quarterword,
                7892268 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65725 as i64 as strnumber,
                74 as i32 as quarterword,
                7892269 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65726 as i64 as strnumber,
                74 as i32 as quarterword,
                7892270 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65727 as i64 as strnumber,
                74 as i32 as quarterword,
                7892271 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65728 as i64 as strnumber,
                74 as i32 as quarterword,
                7892272 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65729 as i64 as strnumber,
                74 as i32 as quarterword,
                7892273 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65730 as i64 as strnumber,
                74 as i32 as quarterword,
                7892274 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65731 as i64 as strnumber,
                74 as i32 as quarterword,
                7892275 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65732 as i64 as strnumber,
                74 as i32 as quarterword,
                7892276 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65733 as i64 as strnumber,
                74 as i32 as quarterword,
                7892277 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65734 as i64 as strnumber,
                74 as i32 as quarterword,
                7892278 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65735 as i64 as strnumber,
                74 as i32 as quarterword,
                7892279 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65736 as i64 as strnumber,
                74 as i32 as quarterword,
                7892280 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65737 as i64 as strnumber,
                74 as i32 as quarterword,
                7892281 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65738 as i64 as strnumber,
                74 as i32 as quarterword,
                7892282 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65739 as i64 as strnumber,
                74 as i32 as quarterword,
                7892283 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65740 as i64 as strnumber,
                74 as i32 as quarterword,
                7892284 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65741 as i64 as strnumber,
                74 as i32 as quarterword,
                7892285 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65742 as i64 as strnumber,
                74 as i32 as quarterword,
                7892286 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65743 as i64 as strnumber,
                74 as i32 as quarterword,
                7892287 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65744 as i64 as strnumber,
                74 as i32 as quarterword,
                7892288 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65745 as i64 as strnumber,
                74 as i32 as quarterword,
                7892289 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65746 as i64 as strnumber,
                74 as i32 as quarterword,
                7892290 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65747 as i64 as strnumber,
                74 as i32 as quarterword,
                7892291 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65748 as i64 as strnumber,
                74 as i32 as quarterword,
                7892292 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65749 as i64 as strnumber,
                74 as i32 as quarterword,
                7892293 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65750 as i64 as strnumber,
                74 as i32 as quarterword,
                7892294 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65751 as i64 as strnumber,
                74 as i32 as quarterword,
                7892295 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65752 as i64 as strnumber,
                74 as i32 as quarterword,
                7892296 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65753 as i64 as strnumber,
                74 as i32 as quarterword,
                7892297 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65754 as i64 as strnumber,
                74 as i32 as quarterword,
                7892298 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65755 as i64 as strnumber,
                74 as i32 as quarterword,
                7892299 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65756 as i64 as strnumber,
                74 as i32 as quarterword,
                7892300 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65757 as i64 as strnumber,
                74 as i32 as quarterword,
                7892301 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65758 as i64 as strnumber,
                74 as i32 as quarterword,
                7892302 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65759 as i64 as strnumber,
                74 as i32 as quarterword,
                7892303 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65760 as i64 as strnumber,
                74 as i32 as quarterword,
                7892304 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65761 as i64 as strnumber,
                74 as i32 as quarterword,
                7892305 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65762 as i64 as strnumber,
                74 as i32 as quarterword,
                7892306 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65763 as i64 as strnumber,
                74 as i32 as quarterword,
                7892307 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65764 as i64 as strnumber,
                74 as i32 as quarterword,
                7892308 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65765 as i64 as strnumber,
                74 as i32 as quarterword,
                7892309 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65766 as i64 as strnumber,
                74 as i32 as quarterword,
                7892310 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65767 as i64 as strnumber,
                74 as i32 as quarterword,
                7892311 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65768 as i64 as strnumber,
                74 as i32 as quarterword,
                7892312 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65769 as i64 as strnumber,
                74 as i32 as quarterword,
                7892313 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65770 as i64 as strnumber,
                74 as i32 as quarterword,
                7892314 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65771 as i64 as strnumber,
                74 as i32 as quarterword,
                7892315 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65772 as i64 as strnumber,
                74 as i32 as quarterword,
                7892316 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65773 as i64 as strnumber,
                74 as i32 as quarterword,
                7892317 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65774 as i64 as strnumber,
                74 as i32 as quarterword,
                7892318 as i64 as halfword,
            )?;
        if self.state.mltexp != 0 {
            self.state.mltexenabledp = true_0 as boolean;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zprimitive(
                    65776 as i64 as strnumber,
                    74 as i32 as quarterword,
                    7892320 as i64 as halfword,
                )?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zprimitive(
                    65777 as i64 as strnumber,
                    74 as i32 as quarterword,
                    7892321 as i64 as halfword,
                )?;
        }
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65778 as i64 as strnumber,
                74 as i32 as quarterword,
                7892322 as i64 as halfword,
            )?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(65784 as i64 as strnumber, 103 as i32 as quarterword, 0 as i32)?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(
                65779 as i64 as strnumber,
                74 as i32 as quarterword,
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                108 as i32 as quarterword,
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
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        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66700 as i64 as strnumber, 19 as i32 as quarterword, 3 as i32)?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66748 as i64 as strnumber, 59 as i32 as quarterword, 0 as i32)?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(65922 as i64 as strnumber, 59 as i32 as quarterword, 1 as i32)?;
        self.state.writeloc = self.state.curval as halfword;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66749 as i64 as strnumber, 59 as i32 as quarterword, 2 as i32)?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66750 as i64 as strnumber, 59 as i32 as quarterword, 3 as i32)?;
        (*self.state.hash.offset(1194660 as i64 as isize)).v.RH = 66750 as i64
            as halfword;
        *eqtb.offset(1194660 as i64 as isize) = *eqtb.offset(self.state.curval as isize);
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66751 as i64 as strnumber, 59 as i32 as quarterword, 5 as i32)?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66752 as i64 as strnumber, 59 as i32 as quarterword, 6 as i32)?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66753 as i64 as strnumber, 59 as i32 as quarterword, 33 as i32)?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zprimitive(66754 as i64 as strnumber, 59 as i32 as quarterword, 35 as i32)?;
        self.state.nonewcontrolsequence = true_0 as boolean;
        Ok(())
    }
    pub(crate) unsafe fn initrow(&mut self) -> EngineFlow<()> {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        (&mut *(self as *mut PortableTexEngine<'_>)).pushnest()?;
        self.state.curlist.modefield = (-(106 as i32)
            - self.state.curlist.modefield as i32) as i16;
        if self.state.curlist.modefield as i32 == -(105 as i32) {
            self.state.curlist.auxfield.hh.v.LH = 0 as i32 as halfword;
        } else {
            self.state.curlist.auxfield.u.CINT = 0 as i32 as integer;
        }
        (*mem.offset(self.state.curlist.tailfield as isize)).hh.v.RH = (&mut *(self
            as *mut PortableTexEngine<'_>))
            .znewglue(
                (*mem
                    .offset(
                        ((*mem.offset((self.state.memtop as i32 - 8 as i32) as isize))
                            .hh
                            .v
                            .RH as i32 + 1 as i32) as isize,
                    ))
                    .hh
                    .v
                    .LH,
            )?;
        self.state.curlist.tailfield = (*mem
            .offset(self.state.curlist.tailfield as isize))
            .hh
            .v
            .RH;
        (*mem.offset(self.state.curlist.tailfield as isize)).hh.u.B1 = 12 as i16;
        self.state.curalign = (*mem
            .offset(
                (*mem.offset((self.state.memtop as i32 - 8 as i32) as isize)).hh.v.RH
                    as isize,
            ))
            .hh
            .v
            .RH;
        self.state.curtail = self.state.curhead;
        self.state.curpretail = self.state.curprehead;
        (&mut *(self as *mut PortableTexEngine<'_>)).zinitspan(self.state.curalign)?;
        Ok(())
    }
    pub(crate) unsafe fn inittrie(&mut self) -> EngineFlow<()> {
        if self.format_initialization {
            return Ok(());
        }
        let mut p: triepointer = 0;
        let mut j: integer = 0;
        let mut k: integer = 0;
        let mut t: integer = 0;
        let mut r: triepointer = 0;
        let mut s: triepointer = 0;
        self.state.maxhyphchar += 1;
        self.state.opstart[0 as i32 as usize] = -mintrieop;
        let mut for_end: integer = 0;
        j = 1 as i32 as integer;
        for_end = 255 as i32 as integer;
        if j <= for_end {
            loop {
                self.state.opstart[j as usize] = (self
                    .state
                    .opstart[(j as i32 - 1 as i32) as usize]
                    + self.state.trieused[(j as i32 - 1 as i32) as usize] as i32)
                    as integer;
                let fresh13 = j;
                j = j + 1;
                if !(fresh13 < for_end) {
                    break;
                }
            }
        }
        let mut for_end_0: integer = 0;
        j = 1 as i32 as integer;
        for_end_0 = self.state.trieopptr;
        if j <= for_end_0 {
            loop {
                *(&raw mut self.state.zzzab as *mut integer)
                    .offset(-(-(35111 as i64) as i32 as isize))
                    .offset(j as isize) = (self
                    .state
                    .opstart[self.state.trieoplang[j as usize] as usize]
                    + self.state.trieopval[j as usize] as i32) as integer;
                let fresh14 = j;
                j = j + 1;
                if !(fresh14 < for_end_0) {
                    break;
                }
            }
        }
        let mut for_end_1: integer = 0;
        j = 1 as i32 as integer;
        for_end_1 = self.state.trieopptr;
        if j <= for_end_1 {
            loop {
                while *(&raw mut self.state.zzzab as *mut integer)
                    .offset(-(-(35111 as i64) as i32 as isize))
                    .offset(j as isize) > j
                {
                    k = *(&raw mut self.state.zzzab as *mut integer)
                        .offset(-(-(35111 as i64) as i32 as isize))
                        .offset(j as isize);
                    t = self.state.hyfdistance[k as usize] as integer;
                    self.state.hyfdistance[k as usize] = self
                        .state
                        .hyfdistance[j as usize];
                    self.state.hyfdistance[j as usize] = t as smallnumber;
                    t = self.state.hyfnum[k as usize] as integer;
                    self.state.hyfnum[k as usize] = self.state.hyfnum[j as usize];
                    self.state.hyfnum[j as usize] = t as smallnumber;
                    t = self.state.hyfnext[k as usize] as integer;
                    self.state.hyfnext[k as usize] = self.state.hyfnext[j as usize];
                    self.state.hyfnext[j as usize] = t as trieopcode;
                    *(&raw mut self.state.zzzab as *mut integer)
                        .offset(-(-(35111 as i64) as i32 as isize))
                        .offset(j as isize) = *(&raw mut self.state.zzzab
                        as *mut integer)
                        .offset(-(-(35111 as i64) as i32 as isize))
                        .offset(k as isize);
                    *(&raw mut self.state.zzzab as *mut integer)
                        .offset(-(-(35111 as i64) as i32 as isize))
                        .offset(k as isize) = k;
                }
                let fresh15 = j;
                j = j + 1;
                if !(fresh15 < for_end_1) {
                    break;
                }
            }
        }
        let mut for_end_2: integer = 0;
        p = 0 as i32 as triepointer;
        for_end_2 = self.state.triesize;
        if p <= for_end_2 {
            loop {
                *self.state.triehash.offset(p as isize) = 0 as i32 as triepointer;
                let fresh16 = p;
                p = p + 1;
                if !(fresh16 < for_end_2) {
                    break;
                }
            }
        }
        *self.state.trier.offset(0 as i32 as isize) = (&mut *(self
            as *mut PortableTexEngine<'_>))
            .zcompresstrie(*self.state.trier.offset(0 as i32 as isize));
        *self.state.triel.offset(0 as i32 as isize) = (&mut *(self
            as *mut PortableTexEngine<'_>))
            .zcompresstrie(*self.state.triel.offset(0 as i32 as isize));
        let mut for_end_3: integer = 0;
        p = 0 as i32 as triepointer;
        for_end_3 = self.state.trieptr as integer;
        if p <= for_end_3 {
            loop {
                *self.state.triehash.offset(p as isize) = 0 as i32 as triepointer;
                let fresh17 = p;
                p = p + 1;
                if !(fresh17 < for_end_3) {
                    break;
                }
            }
        }
        let mut for_end_4: integer = 0;
        p = 0 as i32 as triepointer;
        for_end_4 = 65535 as i64 as integer;
        if p <= for_end_4 {
            loop {
                self.state.triemin[p as usize] = (p as i32 + 1 as i32) as triepointer;
                let fresh18 = p;
                p = p + 1;
                if !(fresh18 < for_end_4) {
                    break;
                }
            }
        }
        *self.state.trietrl.offset(0 as i32 as isize) = 1 as i32 as triepointer;
        self.state.triemax = 0 as i32 as triepointer;
        if *self.state.triel.offset(0 as i32 as isize) != 0 as i32 {
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zfirstfit(*self.state.triel.offset(0 as i32 as isize))?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .ztriepack(*self.state.triel.offset(0 as i32 as isize))?;
        }
        if *self.state.trier.offset(0 as i32 as isize) != 0 as i32 {
            if *self.state.triel.offset(0 as i32 as isize) == 0 as i32 {
                let mut for_end_5: integer = 0;
                p = 0 as i32 as triepointer;
                for_end_5 = 255 as i32 as integer;
                if p <= for_end_5 {
                    loop {
                        self.state.triemin[p as usize] = (p as i32 + 2 as i32)
                            as triepointer;
                        let fresh19 = p;
                        p = p + 1;
                        if !(fresh19 < for_end_5) {
                            break;
                        }
                    }
                }
            }
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zfirstfit(*self.state.trier.offset(0 as i32 as isize))?;
            (&mut *(self as *mut PortableTexEngine<'_>))
                .ztriepack(*self.state.trier.offset(0 as i32 as isize))?;
            self.state.hyphstart = *self
                .state
                .triehash
                .offset(*self.state.trier.offset(0 as i32 as isize) as isize);
        }
        if self.state.triemax == 0 as i32 {
            let mut for_end_6: integer = 0;
            r = 0 as i32 as triepointer;
            for_end_6 = self.state.maxhyphchar;
            if r <= for_end_6 {
                loop {
                    *self.state.trietrl.offset(r as isize) = 0 as i32 as triepointer;
                    *self.state.trietro.offset(r as isize) = mintrieop as triepointer;
                    *self.state.trietrc.offset(r as isize) = 0 as quarterword;
                    let fresh20 = r;
                    r = r + 1;
                    if !(fresh20 < for_end_6) {
                        break;
                    }
                }
            }
            self.state.triemax = self.state.maxhyphchar as triepointer;
        } else {
            if *self.state.trier.offset(0 as i32 as isize) > 0 as i32 {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .ztriefix(*self.state.trier.offset(0 as i32 as isize));
            }
            if *self.state.triel.offset(0 as i32 as isize) > 0 as i32 {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .ztriefix(*self.state.triel.offset(0 as i32 as isize));
            }
            r = 0 as i32 as triepointer;
            loop {
                s = *self.state.trietrl.offset(r as isize);
                *self.state.trietrl.offset(r as isize) = 0 as i32 as triepointer;
                *self.state.trietro.offset(r as isize) = mintrieop as triepointer;
                *self.state.trietrc.offset(r as isize) = 0 as quarterword;
                r = s;
                if r > self.state.triemax {
                    break;
                }
            }
        }
        *self.state.trietrc.offset(0 as i32 as isize) = 63 as quarterword;
        self.state.trienotready = false_0 as boolean;
        Ok(())
    }
    pub(crate) unsafe fn inserror(&mut self) -> EngineFlow<()> {
        self.state.OKtointerrupt = false_0 as boolean;
        (&mut *(self as *mut PortableTexEngine<'_>)).backinput()?;
        self.state.curinput.indexfield = 5 as quarterword;
        self.state.OKtointerrupt = true_0 as boolean;
        (&mut *(self as *mut PortableTexEngine<'_>)).error()?;
        Ok(())
    }
    pub(crate) unsafe fn insertdollarsign(&mut self) -> EngineFlow<()> {
        (&mut *(self as *mut PortableTexEngine<'_>)).backinput()?;
        self.state.curtok = 6291492 as i64 as halfword;
        if self.state.filelineerrorstylep != 0 {
            (&mut *(self as *mut PortableTexEngine<'_>)).printfileline();
        } else {
            (&mut *(self as *mut PortableTexEngine<'_>))
                .zprintnl(65544 as i64 as strnumber);
        }
        (&mut *(self as *mut PortableTexEngine<'_>)).zprint(66452 as i64 as integer);
        self.state.helpptr = 2 as eightbits;
        self.state.helpline[1 as i32 as usize] = 66453 as i64 as strnumber;
        self.state.helpline[0 as i32 as usize] = 66454 as i64 as strnumber;
        (&mut *(self as *mut PortableTexEngine<'_>)).inserror()?;
        Ok(())
    }
    pub(crate) unsafe fn insertrelax(&mut self) -> EngineFlow<()> {
        self.state.curtok = (33554431 as i64 + self.state.curcs as i64) as halfword;
        (&mut *(self as *mut PortableTexEngine<'_>)).backinput()?;
        self.state.curtok = 34749088 as i64 as halfword;
        (&mut *(self as *mut PortableTexEngine<'_>)).backinput()?;
        self.state.curinput.indexfield = 5 as quarterword;
        Ok(())
    }
    pub(crate) unsafe fn insertsrcspecial(&mut self) -> EngineFlow<()> {
        Self::record_stripped_source_special(self as *mut PortableTexEngine<'_>);
        Ok(())
    }
    pub(crate) unsafe fn insthetoks(&mut self) -> EngineFlow<()> {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        (*mem.offset((self.state.memtop as i32 - 12 as i32) as isize)).hh.v.RH = (&mut *(self
            as *mut PortableTexEngine<'_>))
            .thetoks()?;
        (&mut *(self as *mut PortableTexEngine<'_>))
            .zbegintokenlist(
                (*mem.offset((self.state.memtop as i32 - 3 as i32) as isize)).hh.v.RH,
                5 as i32 as quarterword,
            )?;
        Ok(())
    }
    pub(crate) unsafe fn issuemessage(&mut self) -> EngineFlow<()> {
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        let eqtb = self.state.zeqtb.as_mut_ptr();
        let mut oldsetting_0: eightbits = 0;
        let mut c_0: eightbits = 0;
        let mut s: strnumber = 0;
        c_0 = self.state.curchr as eightbits;
        (*mem.offset((self.state.memtop as i32 - 12 as i32) as isize)).hh.v.RH = (&mut *(self
            as *mut PortableTexEngine<'_>))
            .zscantoks(0 as i32, 1 as i32)?;
        oldsetting_0 = self.state.selector;
        self.state.selector = 21 as eightbits;
        (&mut *(self as *mut PortableTexEngine<'_>)).ztokenshow(self.state.defref);
        self.state.selector = oldsetting_0;
        (&mut *(self as *mut PortableTexEngine<'_>)).zflushlist(self.state.defref);
        if self.state.poolptr as i32 + 1 as i32 > self.state.poolsize {
            match (&mut *(self as *mut PortableTexEngine<'_>))
                .zoverflow(
                    65539 as i64 as strnumber,
                    self.state.poolsize as poolpointer - self.state.initpoolptr,
                )?
            {};
        }
        s = (&mut *(self as *mut PortableTexEngine<'_>)).makestring()?;
        if c_0 as i32 == 0 as i32 {
            if self.state.termoffset
                + (&mut *(self as *mut PortableTexEngine<'_>)).zlength(s)
                > self.state.maxprintline as i32 - 2 as i32
            {
                (&mut *(self as *mut PortableTexEngine<'_>)).println();
            } else if self.state.termoffset > 0 as i32
                || self.state.fileoffset > 0 as i32
            {
                (&mut *(self as *mut PortableTexEngine<'_>)).zprintchar(32 as i32);
            }
            (&mut *(self as *mut PortableTexEngine<'_>)).zprint(s);
            Self::boundary_flush_file(self.state.terminal_output);
        } else {
            if self.state.filelineerrorstylep != 0 {
                (&mut *(self as *mut PortableTexEngine<'_>)).printfileline();
            } else {
                (&mut *(self as *mut PortableTexEngine<'_>))
                    .zprintnl(65544 as i64 as strnumber);
            }
            (&mut *(self as *mut PortableTexEngine<'_>)).zprint(65626 as i64 as integer);
            (&mut *(self as *mut PortableTexEngine<'_>)).zprint(s);
            if (*eqtb.offset(1206304 as i64 as isize)).hh.v.RH as i64
                != -(268435455 as i64)
            {
                self.state.useerrhelp = true_0 as boolean;
            } else if self.state.longhelpseen != 0 {
                self.state.helpptr = 1 as eightbits;
                self.state.helpline[0 as i32 as usize] = 66690 as i64 as strnumber;
            } else {
                if (self.state.interaction as i32) < 3 as i32 {
                    self.state.longhelpseen = true_0 as boolean;
                }
                self.state.helpptr = 4 as eightbits;
                self.state.helpline[3 as i32 as usize] = 66691 as i64 as strnumber;
                self.state.helpline[2 as i32 as usize] = 66692 as i64 as strnumber;
                self.state.helpline[1 as i32 as usize] = 66693 as i64 as strnumber;
                self.state.helpline[0 as i32 as usize] = 66694 as i64 as strnumber;
            }
            (&mut *(self as *mut PortableTexEngine<'_>)).error()?;
            self.state.useerrhelp = false_0 as boolean;
        }
        self.state.strptr -= 1;
        self.state.poolptr = *self
            .state
            .strstart
            .offset((self.state.strptr as i64 - 65536 as i64) as isize);
        Ok(())
    }
    pub(crate) unsafe fn itsallover(&mut self) -> EngineFlow<boolean> {
        let mut Result: boolean = 0;
        let mut mem: *mut memoryword = self.state.zmem.as_mut_ptr();
        let eqtb = self.state.zeqtb.as_mut_ptr();
        if (&mut *(self as *mut PortableTexEngine<'_>)).privileged()? != 0 {
            if self.state.memtop as i32 - 2 as i32 == self.state.pagetail
                && self.state.curlist.headfield == self.state.curlist.tailfield
                && self.state.deadcycles == 0 as i32
            {
                Result = true_0 as boolean;
                return Ok(Result);
            }
            let head = self.state.curlist.headfield;
            let first = (*mem.offset(head as isize)).hh.v.RH;
            (*mem.offset(head as isize)).hh.v.RH = TEX_NULL;
            self.state.curlist.tailfield = head;
            if first != TEX_NULL {
                (&mut *(self as *mut PortableTexEngine<'_>)).zflushnodelist(first)?;
            }
            Result = true_0 as boolean;
            return Ok(Result);
        }
        Result = false_0 as boolean;
        return Ok(Result);
    }
}