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stop using an absolute rpath #7132

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Jun 16, 2013
Merged

stop using an absolute rpath #7132

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26 changes: 1 addition & 25 deletions src/librustc/back/rpath.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -77,10 +77,6 @@ fn get_rpaths(os: session::os,
// crates they depend on.
let rel_rpaths = get_rpaths_relative_to_output(os, output, libs);

// Make backup absolute paths to the libraries. Binaries can
// be moved as long as the crates they link against don't move.
let abs_rpaths = get_absolute_rpaths(libs);

// And a final backup rpath to the global library location.
let fallback_rpaths = ~[get_install_prefix_rpath(target_triple)];

Expand All @@ -92,11 +88,9 @@ fn get_rpaths(os: session::os,
}

log_rpaths("relative", rel_rpaths);
log_rpaths("absolute", abs_rpaths);
log_rpaths("fallback", fallback_rpaths);

let mut rpaths = rel_rpaths;
rpaths.push_all(abs_rpaths);
rpaths.push_all(fallback_rpaths);

// Remove duplicates
Expand Down Expand Up @@ -166,14 +160,6 @@ pub fn get_relative_to(abs1: &Path, abs2: &Path) -> Path {
}
}

fn get_absolute_rpaths(libs: &[Path]) -> ~[Path] {
vec::map(libs, |a| get_absolute_rpath(a) )
}

pub fn get_absolute_rpath(lib: &Path) -> Path {
os::make_absolute(lib).dir_path()
}

#[cfg(stage0)]
pub fn get_install_prefix_rpath(target_triple: &str) -> Path {
let install_prefix = env!("CFG_PREFIX");
Expand Down Expand Up @@ -220,7 +206,7 @@ mod test {
// these redundant #[cfg(test)] blocks can be removed
#[cfg(test)]
#[cfg(test)]
use back::rpath::{get_absolute_rpath, get_install_prefix_rpath};
use back::rpath::{get_install_prefix_rpath};
use back::rpath::{get_relative_to, get_rpath_relative_to_output};
use back::rpath::{minimize_rpaths, rpaths_to_flags};
use driver::session;
Expand Down Expand Up @@ -364,14 +350,4 @@ mod test {
&Path("lib/libstd.so"));
assert_eq!(res.to_str(), ~"@executable_path/../lib");
}

#[test]
fn test_get_absolute_rpath() {
let res = get_absolute_rpath(&Path("lib/libstd.so"));
debug!("test_get_absolute_rpath: %s vs. %s",
res.to_str(),
os::make_absolute(&Path("lib")).to_str());

assert_eq!(res, os::make_absolute(&Path("lib")));
}
}