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extern crate bindgen;
extern crate cc;
extern crate embed_resource;
extern crate pkg_config;
use bindgen::Builder as BindgenBuilder;
use std::env;
use std::path::{Path, PathBuf};
use std::process::Command;
fn main() {
// Determine build platform
let target_os = env::var("CARGO_CFG_TARGET_OS").unwrap();
let target_triple = env::var("TARGET").unwrap();
let msvc = target_triple.contains("msvc");
let apple = target_triple.contains("apple");
let unix = cfg!(target_family = "unix") && !apple;
// Fetch the submodule if needed
if cfg!(feature = "fetch") {
// Init or update the submodule with libui if needed
if !Path::new("libui/.git").exists() {
Command::new("git")
.args(&["version"])
.status()
.expect("Git does not appear to be installed. Error");
Command::new("git")
.args(&["submodule", "update", "--init"])
.status()
.expect("Unable to init libui submodule. Error");
if target_os == "windows" {
Command::new("git")
.current_dir("libui")
.args(&["apply", "../patches/allow_small_pbar.patch"])
.status()
.expect("Unable to apply patch. Error");
}
} else {
Command::new("git")
.args(&["submodule", "update", "--recursive"])
.status()
.expect("Unable to update libui submodule. Error");
}
}
// Generate libui bindings on the fly
let bindings = BindgenBuilder::default()
.header("wrapper.h")
.opaque_type("max_align_t") // For some reason this ends up too large
//.rustified_enum(".*")
.trust_clang_mangling(false) // clang sometimes wants to treat these functions as C++
.generate()
.expect("Unable to generate bindings");
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
bindings
.write_to_file(out_path.join("bindings.rs"))
.expect("Couldn't write bindings");
// Build libui if needed. Otherwise, assume it's in lib/
if cfg!(feature = "build") {
let mut base_config = cc::Build::new();
let src_base = env::var("SRC_BASE").unwrap_or("libui".to_string());
let src_path = |x| format!("{}/{}", src_base, x);
// libui might emit lots of warning we can do nothing about here
base_config.warnings(false);
// Add source files that are common to all platforms
base_config.include(src_path("/common"));
for filename in [
"common/attribute.c",
"common/attrlist.c",
"common/attrstr.c",
"common/areaevents.c",
"common/control.c",
"common/debug.c",
"common/matrix.c",
"common/opentype.c",
"common/shouldquit.c",
"common/tablemodel.c",
"common/tablevalue.c",
"common/userbugs.c",
"common/utf.c",
]
.iter()
{
base_config.file(src_path(filename));
}
if target_os == "windows" {
base_config.cpp(true);
base_config.include(src_path("/windows"));
for filename in [
"windows/alloc.cpp",
"windows/area.cpp",
"windows/areadraw.cpp",
"windows/areaevents.cpp",
"windows/areascroll.cpp",
"windows/areautil.cpp",
"windows/attrstr.cpp",
"windows/box.cpp",
"windows/button.cpp",
"windows/checkbox.cpp",
"windows/colorbutton.cpp",
"windows/colordialog.cpp",
"windows/combobox.cpp",
"windows/container.cpp",
"windows/control.cpp",
"windows/d2dscratch.cpp",
"windows/datetimepicker.cpp",
"windows/debug.cpp",
"windows/draw.cpp",
"windows/drawmatrix.cpp",
"windows/drawpath.cpp",
"windows/drawtext.cpp",
"windows/dwrite.cpp",
"windows/editablecombo.cpp",
"windows/entry.cpp",
"windows/events.cpp",
"windows/fontbutton.cpp",
"windows/fontdialog.cpp",
"windows/fontmatch.cpp",
"windows/form.cpp",
"windows/graphemes.cpp",
"windows/grid.cpp",
"windows/group.cpp",
"windows/image.cpp",
"windows/init.cpp",
"windows/label.cpp",
"windows/main.cpp",
"windows/menu.cpp",
"windows/multilineentry.cpp",
"windows/opentype.cpp",
"windows/parent.cpp",
"windows/progressbar.cpp",
"windows/radiobuttons.cpp",
"windows/separator.cpp",
"windows/sizing.cpp",
"windows/slider.cpp",
"windows/spinbox.cpp",
"windows/stddialogs.cpp",
"windows/tab.cpp",
"windows/table.cpp",
"windows/tabledispinfo.cpp",
"windows/tabledraw.cpp",
"windows/tableediting.cpp",
"windows/tablemetrics.cpp",
"windows/tabpage.cpp",
"windows/text.cpp",
"windows/utf16.cpp",
"windows/utilwin.cpp",
"windows/window.cpp",
"windows/winpublic.cpp",
"windows/winutil.cpp",
]
.iter()
{
base_config.file(src_path(filename));
}
// See https://github.com/nabijaczleweli/rust-embed-resource/issues/11
let target = env::var("TARGET").unwrap();
if let Some(tool) = cc::windows_registry::find_tool(target.as_str(), "cl.exe") {
for (key, value) in tool.env() {
env::set_var(key, value);
}
}
embed_resource::compile(src_path("/windows/resources.rc"));
link("user32", false);
link("kernel32", false);
link("gdi32", false);
link("comctl32", false);
link("uxtheme", false);
link("msimg32", false);
link("comdlg32", false);
link("d2d1", false);
link("dwrite", false);
link("ole32", false);
link("oleaut32", false);
link("oleacc", false);
link("uuid", false);
link("windowscodecs", false);
} else if unix {
base_config.include(src_path("/unix"));
let pkg_cfg = pkg_config::Config::new().probe("gtk+-3.0").unwrap();
for inc in pkg_cfg.include_paths {
base_config.include(inc);
}
for filename in [
"unix/alloc.c",
"unix/area.c",
"unix/attrstr.c",
"unix/box.c",
"unix/button.c",
"unix/cellrendererbutton.c",
"unix/checkbox.c",
"unix/child.c",
"unix/colorbutton.c",
"unix/combobox.c",
"unix/control.c",
"unix/datetimepicker.c",
"unix/debug.c",
"unix/draw.c",
"unix/drawmatrix.c",
"unix/drawpath.c",
"unix/drawtext.c",
"unix/editablecombo.c",
"unix/entry.c",
"unix/fontbutton.c",
"unix/fontmatch.c",
"unix/form.c",
"unix/future.c",
"unix/graphemes.c",
"unix/grid.c",
"unix/group.c",
"unix/image.c",
"unix/label.c",
"unix/main.c",
"unix/menu.c",
"unix/multilineentry.c",
"unix/opentype.c",
"unix/progressbar.c",
"unix/radiobuttons.c",
"unix/separator.c",
"unix/slider.c",
"unix/spinbox.c",
"unix/stddialogs.c",
"unix/tab.c",
"unix/table.c",
"unix/tablemodel.c",
"unix/text.c",
"unix/util.c",
"unix/window.c",
]
.iter()
{
base_config.file(src_path(filename));
}
} else if apple {
base_config.include(src_path("/darwin"));
// https://github.com/sbmpost/AutoRaise/issues/69
// https://youtrack.jetbrains.com/issue/KT-48807
// "In Xcode 13 RC localizedAttributedStringForKey:value:table: method got NS_FORMAT_ARGUMENT(1) macro attribute.
// Previously, this attribute was applicable only to functions that return a C string, CFString or NSString.
// Recently, Apple added support in Clang for another type, NSAttributedString. Clang that ships with Kotlin/Native
// does not have this patch and fails to process localizedAttributedStringForKey:value:table: declaration.
// What this workaround does is it makes NS_FORMAT_ARGUMENT(1) a no-op."
base_config.flag("-DNS_FORMAT_ARGUMENT(A)=");
// libui-ng uses this flag. I found it to cause a linker error on MaCOS 11.6.
// Undefined symbol "___isPlatformVersionAtLeast", caused by the @available attribute when mixing XCode/CLTools versions.
// I'll leave it here in case its different for someone.
//base_config.flag("-mmacosx-version-min=10.8");
for filename in [
"darwin/aat.m",
"darwin/alloc.m",
"darwin/area.m",
"darwin/areaevents.m",
"darwin/attrstr.m",
"darwin/autolayout.m",
"darwin/box.m",
"darwin/button.m",
"darwin/checkbox.m",
"darwin/colorbutton.m",
"darwin/combobox.m",
"darwin/control.m",
"darwin/datetimepicker.m",
"darwin/debug.m",
"darwin/draw.m",
"darwin/drawtext.m",
"darwin/editablecombo.m",
"darwin/entry.m",
"darwin/event.m",
"darwin/fontbutton.m",
"darwin/fontmatch.m",
"darwin/fonttraits.m",
"darwin/fontvariation.m",
"darwin/form.m",
"darwin/future.m",
"darwin/graphemes.m",
"darwin/grid.m",
"darwin/group.m",
"darwin/image.m",
"darwin/label.m",
"darwin/main.m",
"darwin/menu.m",
"darwin/multilineentry.m",
"darwin/nstextfield.m",
"darwin/opentype.m",
"darwin/progressbar.m",
"darwin/radiobuttons.m",
"darwin/scrollview.m",
"darwin/separator.m",
"darwin/slider.m",
"darwin/spinbox.m",
"darwin/stddialogs.m",
"darwin/tab.m",
"darwin/table.m",
"darwin/tablecolumn.m",
"darwin/text.m",
"darwin/undocumented.m",
"darwin/util.m",
"darwin/window.m",
"darwin/winmoveresize.m",
]
.iter()
{
base_config.file(src_path(filename));
}
println!("cargo:rustc-link-lib=framework=AppKit");
} else {
panic!("unrecognized platform! cannot build libui from source");
}
// Link everything together into `libui.a`. This will get linked
// together because of the `links="ui"` flag in the `Cargo.toml` file,
// and because the `.compile()` function emits
// `cargo:rustc-link-lib=static=ui`.
base_config.compile("libui.a");
} else {
// If we're not building the library, then assume it's pre-built and
// exists in `lib/`
let mut dst = env::current_dir().expect("Unable to retrieve current directory location.");
dst.push("lib");
let libname = if msvc { "libui" } else { "ui" };
println!("cargo:rustc-link-search=native={}", dst.display());
println!("cargo:rustc-link-lib={}", libname);
}
}
/// Tell cargo to link the given library, and optionally to bundle it in.
pub fn link(name: &str, bundled: bool) {
let target = env::var("TARGET").unwrap();
let target: Vec<_> = target.split('-').collect();
if target.get(2) == Some(&"windows") {
println!("cargo:rustc-link-lib=dylib={}", name);
if bundled && target.get(3) == Some(&"gnu") {
let dir = env::var("CARGO_MANIFEST_DIR").unwrap();
println!("cargo:rustc-link-search=native={}/{}", dir, target[0]);
}
} else {
println!("cargo:rustc-link-lib=dylib={}", name);
}
}
/// Add the given framework to the linker path
pub fn link_framework(name: &str) {
println!("cargo:rustc-link-lib=framework={}", name);
}