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/*
@TODO:
- static libraries
*/
extern crate clap;
use clap::Parser;
#[cfg(target_endian = "big")]
compile_error! {"WHY do you have a big endian machine???? it's the 21st century, buddy. this program won't work fuck you"}
use tinyld::linker;
#[derive(Parser, Debug)]
struct Args {
/// Input files: object files (.o) and shared libraries (.so) are supported.
inputs: Vec<String>,
/// If set, the program will not be linked against libc.
///
/// This makes the executable smaller.
#[arg(long = "no-stdlib", default_value_t = false)]
no_std_lib: bool,
/// If set, the program will be linked against libstdc++.
///
/// This is needed when using any C++ library functions.
#[arg(long = "stdc++", default_value_t = false)]
std_cpp: bool,
/// Output executable path.
#[arg(short = 'o', long = "output", default_value = "a.out")]
output: String,
/// The name of the function which will be used as the entry point.
#[arg(short = 'e', long = "entry", default_value = "entry")]
entry: String,
/// :3
#[arg(long = "nya")]
nya: bool,
/// C compiler
///
/// Note: clang *really* wants to generate `R_386_PLT32` relocations
/// even when you beg it not to.
#[arg(long = "cc", default_value = "gcc")]
cc: String,
/// C compiler flags
///
/// The C compiler is invoked using `(cc) (cflags) (C file) -o (object file)`
#[arg(long = "cflags", default_values = linker::Linker::DEFAULT_CFLAGS)]
cflags: Vec<String>,
/// C++ compiler
#[arg(long = "cxx", default_value = "g++")]
cxx: String,
/// C++ compiler flags
#[arg(long = "cxxflags", default_values = linker::Linker::DEFAULT_CXXFLAGS)]
cxxflags: Vec<String>,
}
fn main_() -> Result<(), String> {
let args = Args::parse();
if args.nya {
println!("hai uwu ^_^");
return Ok(());
}
let inputs = &args.inputs;
let mut linker = linker::Linker::new();
linker.set_cc(&args.cc);
linker.set_cflags(&args.cflags);
linker.set_cxx(&args.cxx);
linker.set_cxxflags(&args.cxxflags);
let warning_handler = |w| {
// termcolor is a goddamn nightmare to use
// I DONT FUCKING CARE IF WRITING TO STDOUT FAILS
// DONT MAKE ME UNWRAP EVERYTHING
eprintln!("\x1b[93mwarning:\x1b[0m {w}");
};
linker.set_warning_handler(warning_handler);
if inputs.is_empty() {
if cfg!(debug_assertions) {
// ease of use when debugging
linker.add_input("test.c")?;
} else {
return Err("no inputs provided.".into());
}
}
if !args.no_std_lib {
linker.add_input("libc.so.6")?;
}
if args.std_cpp {
linker.add_input("libstdc++.so.6")?;
}
for input in inputs.iter() {
linker.add_input(input)?;
}
linker.link_to_file(&args.output, &args.entry)
}
fn main() {
if let Err(e) = main_() {
eprintln!("\x1b[91merror:\x1b[0m {e}");
}
}
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