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use rustc_session::cstore::DllImport;
use rustc_session::Session;
use std::io;
use std::path::{Path, PathBuf};
pub(super) fn find_library(
name: &str,
verbatim: bool,
search_paths: &[PathBuf],
sess: &Session,
) -> PathBuf {
// On Windows, static libraries sometimes show up as libfoo.a and other
// times show up as foo.lib
let oslibname = if verbatim {
name.to_string()
} else {
format!("{}{}{}", sess.target.staticlib_prefix, name, sess.target.staticlib_suffix)
};
let unixlibname = format!("lib{}.a", name);
for path in search_paths {
debug!("looking for {} inside {:?}", name, path);
let test = path.join(&oslibname);
if test.exists() {
return test;
}
if oslibname != unixlibname {
let test = path.join(&unixlibname);
if test.exists() {
return test;
}
}
}
sess.fatal(&format!(
"could not find native static library `{}`, \
perhaps an -L flag is missing?",
name
));
}
pub trait ArchiveBuilderBuilder {
fn new_archive_builder<'a>(&self, sess: &'a Session) -> Box<dyn ArchiveBuilder<'a> + 'a>;
/// Creates a DLL Import Library <https://docs.microsoft.com/en-us/windows/win32/dlls/dynamic-link-library-creation#creating-an-import-library>.
/// and returns the path on disk to that import library.
/// This functions doesn't take `self` so that it can be called from
/// `linker_with_args`, which is specialized on `ArchiveBuilder` but
/// doesn't take or create an instance of that type.
fn create_dll_import_lib(
&self,
sess: &Session,
lib_name: &str,
dll_imports: &[DllImport],
tmpdir: &Path,
) -> PathBuf;
}
pub trait ArchiveBuilder<'a> {
fn add_file(&mut self, path: &Path);
fn add_archive(
&mut self,
archive: &Path,
skip: Box<dyn FnMut(&str) -> bool + 'static>,
) -> io::Result<()>;
fn build(self: Box<Self>, output: &Path) -> bool;
}
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