Stop caching CURSES_LIBRARY_LIST

Just treat it as if we are building without cmake when it's not present.
This commit is contained in:
Mahmoud Al-Qudsi 2024-01-19 16:02:31 -06:00 committed by Fabian Boehm
parent 66a4beadce
commit 2f30d8f949

View file

@ -14,33 +14,6 @@ fn main() {
let build_dir = std::env::var("FISH_BUILD_DIR").unwrap_or(format!("{rust_dir}/build"));
rsconf::set_env_value("FISH_BUILD_DIR", &build_dir);
let cached_curses_libnames = Path::join(Path::new(&build_dir), "cached-curses-libnames");
let curses_libnames: Vec<String> = if let Ok(lib_path_list) = env::var("CURSES_LIBRARY_LIST") {
let lib_paths = lib_path_list.split(',').filter(|s| !s.is_empty());
let curses_libnames: Vec<_> = lib_paths
.map(|libpath| {
let stem = Path::new(&libpath).file_stem().unwrap().to_str().unwrap();
// Ubuntu-32bit-fetched-pcre2's ncurses doesn't have the "lib" prefix.
stem.strip_prefix("lib").unwrap_or(stem).to_string()
})
.collect();
std::fs::write(cached_curses_libnames, curses_libnames.join("\n") + "\n").unwrap();
curses_libnames
} else {
let lib_cache = std::fs::read(cached_curses_libnames).unwrap_or_default();
let lib_cache = std::str::from_utf8(&lib_cache).unwrap();
lib_cache
.split('\n')
.filter(|s| !s.is_empty())
.map(|s| s.to_string())
.collect()
};
if !curses_libnames.is_empty() {
rsconf::link_libraries(&curses_libnames, LinkType::Default);
} else {
rsconf::link_libraries(&["ncurses"], LinkType::Default);
}
cc::Build::new()
.file("src/libc.c")
.include(&build_dir)
@ -50,10 +23,38 @@ fn main() {
// Add to the default library search path
build.flag_if_supported("-L/usr/local/lib/");
rsconf::add_library_search_path("/usr/local/lib");
let mut detector = Target::new_from(build).unwrap();
let mut target = Target::new_from(build).unwrap();
// Keep verbose mode on until we've ironed out rust build script stuff
detector.set_verbose(true);
detect_cfgs(detector);
target.set_verbose(true);
detect_cfgs(&mut target);
// Handle case where CMake has found curses for us and where we have to find it ourselves.
rsconf::rebuild_if_env_changed("CURSES_LIBRARY_LIST");
if let Ok(lib_path_list) = env::var("CURSES_LIBRARY_LIST") {
let lib_paths = lib_path_list.split(',').filter(|s| !s.is_empty());
let curses_libnames: Vec<_> = lib_paths
.map(|libpath| {
let stem = Path::new(libpath).file_stem().unwrap().to_str().unwrap();
// Ubuntu-32bit-fetched-pcre2's ncurses doesn't have the "lib" prefix.
stem.strip_prefix("lib").unwrap_or(stem)
})
.collect();
// We don't need to test the libs because presumably CMake already did
rsconf::link_libraries(&curses_libnames, LinkType::Default);
} else {
let mut curses_found = false;
for lib in ["ncurses", "curses"] {
if target.has_library(lib) && target.has_symbol("setupterm", lib) {
rsconf::link_library(lib, LinkType::Default);
curses_found = true;
break;
}
}
if !curses_found {
rsconf::warn!("Could not locate a compatible curses library!");
}
}
}
/// Check target system support for certain functionality dynamically when the build is invoked,
@ -69,7 +70,7 @@ fn main() {
///
/// [0]: https://github.com/rust-lang/cargo/issues/5499
#[rustfmt::skip]
fn detect_cfgs(target: Target) {
fn detect_cfgs(target: &mut Target) {
for (name, handler) in [
// Ignore the first entry, it just sets up the type inference. Model new entries after the
// second line.