// except according to those terms.
-use driver::session::Session;
-use metadata::cstore;
-use metadata::filesearch;
-use util::fs;
-
use std::collections::HashSet;
use std::os;
+use std::io::IoError;
use syntax::abi;
-
-fn not_win32(os: abi::Os) -> bool {
- os != abi::OsWin32
+use syntax::ast;
+
+pub struct RPathConfig<'a> {
+ pub os: abi::Os,
+ pub used_crates: Vec<(ast::CrateNum, Option<Path>)>,
+ pub out_filename: Path,
+ pub get_install_prefix_lib_path: ||:'a -> Path,
+ pub realpath: |&Path|:'a -> Result<Path, IoError>
}
-pub fn get_rpath_flags(sess: &Session, out_filename: &Path) -> Vec<String> {
- let os = sess.targ_cfg.os;
+pub fn get_rpath_flags(config: RPathConfig) -> Vec<String> {
// No rpath on windows
- if os == abi::OsWin32 {
+ if config.os == abi::OsWin32 {
return Vec::new();
}
let mut flags = Vec::new();
- if sess.targ_cfg.os == abi::OsFreebsd {
+ if config.os == abi::OsFreebsd {
flags.push_all(["-Wl,-rpath,/usr/local/lib/gcc46".to_string(),
"-Wl,-rpath,/usr/local/lib/gcc44".to_string(),
"-Wl,-z,origin".to_string()]);
debug!("preparing the RPATH!");
- let sysroot = sess.sysroot();
- let output = out_filename;
- let libs = sess.cstore.get_used_crates(cstore::RequireDynamic);
+ let libs = config.used_crates.clone();
let libs = libs.move_iter().filter_map(|(_, l)| {
l.map(|p| p.clone())
}).collect::<Vec<_>>();
- let rpaths = get_rpaths(os,
- sysroot,
- output,
- libs.as_slice(),
- sess.opts.target_triple.as_slice());
+ let rpaths = get_rpaths(config, libs.as_slice());
flags.push_all(rpaths_to_flags(rpaths.as_slice()).as_slice());
flags
}
-pub fn rpaths_to_flags(rpaths: &[String]) -> Vec<String> {
+fn rpaths_to_flags(rpaths: &[String]) -> Vec<String> {
let mut ret = Vec::new();
for rpath in rpaths.iter() {
ret.push(format!("-Wl,-rpath,{}", (*rpath).as_slice()));
return ret;
}
-fn get_rpaths(os: abi::Os,
- sysroot: &Path,
- output: &Path,
- libs: &[Path],
- target_triple: &str) -> Vec<String> {
- debug!("sysroot: {}", sysroot.display());
- debug!("output: {}", output.display());
+fn get_rpaths(mut config: RPathConfig,
+ libs: &[Path]) -> Vec<String> {
+ debug!("output: {}", config.out_filename.display());
debug!("libs:");
for libpath in libs.iter() {
debug!(" {}", libpath.display());
}
- debug!("target_triple: {}", target_triple);
// Use relative paths to the libraries. Binaries can be moved
// as long as they maintain the relative relationship to the
// crates they depend on.
- let rel_rpaths = get_rpaths_relative_to_output(os, output, libs);
+ let rel_rpaths = get_rpaths_relative_to_output(&mut config, libs);
// And a final backup rpath to the global library location.
- let fallback_rpaths = vec!(get_install_prefix_rpath(sysroot, target_triple));
+ let fallback_rpaths = vec!(get_install_prefix_rpath(config));
fn log_rpaths(desc: &str, rpaths: &[String]) {
debug!("{} rpaths:", desc);
return rpaths;
}
-fn get_rpaths_relative_to_output(os: abi::Os,
- output: &Path,
+fn get_rpaths_relative_to_output(config: &mut RPathConfig,
libs: &[Path]) -> Vec<String> {
- libs.iter().map(|a| get_rpath_relative_to_output(os, output, a)).collect()
+ libs.iter().map(|a| get_rpath_relative_to_output(config, a)).collect()
}
-pub fn get_rpath_relative_to_output(os: abi::Os,
- output: &Path,
- lib: &Path)
- -> String {
+fn get_rpath_relative_to_output(config: &mut RPathConfig,
+ lib: &Path) -> String {
use std::os;
- assert!(not_win32(os));
+ assert!(config.os != abi::OsWin32);
// Mac doesn't appear to support $ORIGIN
- let prefix = match os {
+ let prefix = match config.os {
abi::OsAndroid | abi::OsLinux | abi::OsFreebsd
=> "$ORIGIN",
abi::OsMacos => "@loader_path",
abi::OsWin32 | abi::OsiOS => unreachable!()
};
- let mut lib = fs::realpath(&os::make_absolute(lib)).unwrap();
+ let mut lib = (config.realpath)(&os::make_absolute(lib)).unwrap();
lib.pop();
- let mut output = fs::realpath(&os::make_absolute(output)).unwrap();
+ let mut output = (config.realpath)(&os::make_absolute(&config.out_filename)).unwrap();
output.pop();
let relative = lib.path_relative_from(&output);
let relative = relative.expect("could not create rpath relative to output");
relative.as_str().expect("non-utf8 component in path"))
}
-pub fn get_install_prefix_rpath(sysroot: &Path, target_triple: &str) -> String {
- let install_prefix = option_env!("CFG_PREFIX").expect("CFG_PREFIX");
-
- let tlib = filesearch::relative_target_lib_path(sysroot, target_triple);
- let mut path = Path::new(install_prefix);
- path.push(&tlib);
+fn get_install_prefix_rpath(config: RPathConfig) -> String {
+ let path = (config.get_install_prefix_lib_path)();
let path = os::make_absolute(&path);
// FIXME (#9639): This needs to handle non-utf8 paths
path.as_str().expect("non-utf8 component in rpath").to_string()
}
-pub fn minimize_rpaths(rpaths: &[String]) -> Vec<String> {
+fn minimize_rpaths(rpaths: &[String]) -> Vec<String> {
let mut set = HashSet::new();
let mut minimized = Vec::new();
for rpath in rpaths.iter() {
#[cfg(unix, test)]
mod test {
- use back::rpath::get_install_prefix_rpath;
- use back::rpath::{minimize_rpaths, rpaths_to_flags, get_rpath_relative_to_output};
+ use super::{RPathConfig};
+ use super::{minimize_rpaths, rpaths_to_flags, get_rpath_relative_to_output};
use syntax::abi;
- use metadata::filesearch;
#[test]
fn test_rpaths_to_flags() {
"-Wl,-rpath,path2".to_string()));
}
- #[test]
- fn test_prefix_rpath() {
- let sysroot = filesearch::get_or_default_sysroot();
- let res = get_install_prefix_rpath(&sysroot, "triple");
- let mut d = Path::new((option_env!("CFG_PREFIX")).expect("CFG_PREFIX"));
- d.push("lib");
- d.push(filesearch::rustlibdir());
- d.push("triple/lib");
- debug!("test_prefix_path: {} vs. {}",
- res,
- d.display());
- assert!(res.as_bytes().ends_with(d.as_vec()));
- }
-
- #[test]
- fn test_prefix_rpath_abs() {
- let sysroot = filesearch::get_or_default_sysroot();
- let res = get_install_prefix_rpath(&sysroot, "triple");
- assert!(Path::new(res).is_absolute());
- }
-
#[test]
fn test_minimize1() {
let res = minimize_rpaths([
#[cfg(target_os = "linux")]
#[cfg(target_os = "android")]
fn test_rpath_relative() {
- let o = abi::OsLinux;
- let res = get_rpath_relative_to_output(o,
- &Path::new("bin/rustc"), &Path::new("lib/libstd.so"));
- assert_eq!(res.as_slice(), "$ORIGIN/../lib");
+ let config = &mut RPathConfig {
+ os: abi::OsLinux,
+ used_crates: Vec::new(),
+ out_filename: Path::new("bin/rustc"),
+ get_install_prefix_lib_path: || fail!(),
+ realpath: |p| Ok(p.clone())
+ };
+ let res = get_rpath_relative_to_output(config, &Path::new("lib/libstd.so"));
+ assert_eq!(res.as_slice(), "$ORIGIN/../lib");
}
#[test]
#[cfg(target_os = "freebsd")]
fn test_rpath_relative() {
- let o = abi::OsFreebsd;
- let res = get_rpath_relative_to_output(o,
- &Path::new("bin/rustc"), &Path::new("lib/libstd.so"));
+ let config = &mut RPathConfig {
+ os: abi::OsFreebsd,
+ used_crates: Vec::new(),
+ out_filename: Path::new("bin/rustc"),
+ get_install_prefix_lib_path: || fail!(),
+ realpath: |p| Ok(p.clone())
+ };
+ let res = get_rpath_relative_to_output(config, &Path::new("lib/libstd.so"));
assert_eq!(res.as_slice(), "$ORIGIN/../lib");
}
#[test]
#[cfg(target_os = "macos")]
fn test_rpath_relative() {
- let o = abi::OsMacos;
- let res = get_rpath_relative_to_output(o,
- &Path::new("bin/rustc"),
- &Path::new("lib/libstd.so"));
+ let config = &mut RPathConfig {
+ os: abi::OsMacos,
+ used_crates: Vec::new(),
+ out_filename: Path::new("bin/rustc"),
+ get_install_prefix_lib_path: || fail!(),
+ realpath: |p| p.clone()
+ };
+ let res = get_rpath_relative_to_output(config, &Path::new("lib/libstd.so"));
assert_eq!(res.as_slice(), "@loader_path/../lib");
}
}