make llvm-ld smart enough to link against native libraries that are

not in system library directories by checking -L paths as well.
Patch by Axel Naumann!

llvm-svn: 61730
This commit is contained in:
Chris Lattner 2009-01-05 19:01:32 +00:00
parent 5024d377f2
commit b0794619e6
1 changed files with 18 additions and 2 deletions

View File

@ -36,6 +36,7 @@
#include "llvm/Support/Streams.h"
#include "llvm/Support/SystemUtils.h"
#include "llvm/System/Signals.h"
#include "llvm/Config/config.h"
#include <fstream>
#include <memory>
#include <cstring>
@ -437,8 +438,23 @@ static void EmitShellScript(char **argv) {
// on the command line, so that we don't have to do this manually!
for (std::vector<std::string>::iterator i = Libraries.begin(),
e = Libraries.end(); i != e; ++i) {
sys::Path FullLibraryPath = sys::Path::FindLibrary(*i);
if (!FullLibraryPath.isEmpty() && FullLibraryPath.isDynamicLibrary())
// try explicit -L arguments first:
sys::Path FullLibraryPath;
for (cl::list<std::string>::const_iterator P = LibPaths.begin(),
E = LibPaths.end(); P != E; ++P) {
FullLibraryPath = *P;
FullLibraryPath.appendComponent("lib" + *i);
FullLibraryPath.appendSuffix(&(LTDL_SHLIB_EXT[1]));
if (!FullLibraryPath.isEmpty()) {
if (!FullLibraryPath.isDynamicLibrary()) {
// Not a native shared library; mark as invalid
FullLibraryPath = sys::Path();
} else break;
}
}
if (FullLibraryPath.isEmpty())
FullLibraryPath = sys::Path::FindLibrary(*i);
if (!FullLibraryPath.isEmpty())
Out2 << " -load=" << FullLibraryPath.toString() << " \\\n";
}
Out2 << " $0.bc ${1+\"$@\"}\n";