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(zilch lang rust): recursively resolve pkg-config paths

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This commit is contained in:
puck 2025-03-02 14:05:54 +00:00
parent de31b96fc8
commit 1a0fbbe7c7
1 changed files with 46 additions and 2 deletions
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48
lang/rust/helpers/src/bin/buildscript-runner.rs
View file

@ -1,7 +1,7 @@
use std::{
collections::HashMap,
env::{var, var_os},
fs::{File, create_dir},
fs::{File, create_dir, exists, read_to_string},
io::{Read, Write},
os::unix::process::CommandExt,
process::Command,
@ -73,5 +73,49 @@ fn main() {
}
}
panic!("failed to exec: {:?}", cmd.exec())
let mut pkg_config_path = Vec::new();
if let Ok(paths) = var("_zilch_pkgconfig") {
if !paths.is_empty() {
let mut paths_to_check = Vec::new();
for path in paths.split(':') {
paths_to_check.push(path.to_string());
}
while let Some(path) = paths_to_check.pop() {
let pkgconfig_path = format!("{}/lib/pkgconfig", path);
if exists(&pkgconfig_path).ok() == Some(true)
&& !pkg_config_path.contains(&pkgconfig_path)
{
pkg_config_path.push(pkgconfig_path);
}
let pkgconfig_path = format!("{}/share/pkgconfig", path);
if exists(&pkgconfig_path).ok() == Some(true)
&& !pkg_config_path.contains(&pkgconfig_path)
{
pkg_config_path.push(pkgconfig_path);
}
if let Ok(file) =
read_to_string(format!("{}/nix-support/propagated-build-inputs", path))
{
for path in file.split(' ') {
if !path.is_empty() {
paths_to_check.push(path.to_string());
}
}
}
}
}
}
cmd.env("PKG_CONFIG_PATH", pkg_config_path.join(":"));
let status = cmd.status().unwrap();
if !status.success() {
panic!(
"Failed to execute.\nstdout: {}",
std::fs::read_to_string(var_os("out").unwrap()).unwrap()
);
}
}