gccjit 6.1.0

Higher-level Rust bindings for libgccjit.
Documentation 
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use context::CType;
use std::{
    ffi::{CStr, CString},
    fmt,
    ptr::NonNull,
};

use crate::{expect_handle_without_context, with_lib_without_error_check};

pub struct TargetInfo {
    ptr: NonNull<gccjit_sys::gcc_jit_target_info>,
}

unsafe impl Send for TargetInfo {}
unsafe impl Sync for TargetInfo {}

impl fmt::Debug for TargetInfo {
    fn fmt<'a>(&self, fmt: &mut fmt::Formatter<'a>) -> Result<(), fmt::Error> {
        "TargetInfo".fmt(fmt)
    }
}

impl TargetInfo {
    pub fn cpu_supports(&self, feature: &str) -> bool {
        let feature = match CString::new(feature) {
            Ok(feature) => feature,
            Err(_) => return false,
        };
        with_lib_without_error_check(|lib| unsafe {
            lib.gcc_jit_target_info_cpu_supports(get_ptr(self), feature.as_ptr()) != 0
        })
    }

    #[track_caller]
    pub fn arch(&self) -> &CStr {
        let arch = with_lib_without_error_check(|lib| unsafe {
            let arch = lib.gcc_jit_target_info_arch(get_ptr(self));
            if arch.is_null() {
                None
            } else {
                Some(CStr::from_ptr(arch))
            }
        });
        expect_handle_without_context(arch, "gcc_jit_target_info_arch")
    }

    pub fn supports_target_dependent_type(&self, c_type: CType) -> bool {
        with_lib_without_error_check(|lib| unsafe {
            lib.gcc_jit_target_info_supports_target_dependent_type(get_ptr(self), c_type.to_sys())
                != 0
        })
    }
}

impl Drop for TargetInfo {
    fn drop(&mut self) {
        with_lib_without_error_check(|lib| unsafe {
            lib.gcc_jit_target_info_release(get_ptr(self));
        })
    }
}

pub unsafe fn from_ptr(ptr: *mut gccjit_sys::gcc_jit_target_info) -> Option<TargetInfo> {
    Some(TargetInfo {
        ptr: NonNull::new(ptr)?,
    })
}

pub unsafe fn get_ptr(target: &TargetInfo) -> *mut gccjit_sys::gcc_jit_target_info {
    target.ptr.as_ptr()
}