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Fix GetMainExecutable. Patch by Sam Bishop.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52847 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Seo Sanghyeon 2008-06-27 22:55:30 +00:00
parent 01b2e236b5
commit fd6437f4f9
1 changed files with 2 additions and 4 deletions
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6
lib/System/Unix/Path.inc
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@ -263,11 +263,9 @@ Path::GetCurrentDirectory() {
/// GetMainExecutable - Return the path to the main executable, given the
/// value of argv[0] from program startup.
Path Path::GetMainExecutable(const char *argv0, void *MainAddr) {
#if defined(__CYGWIN__)
char exe_link[64];
snprintf(exe_link, sizeof(exe_link), "/proc/%d/exe", getpid());
#if defined(__linux__) || defined(__CYGWIN__)
char exe_path[MAXPATHLEN];
ssize_t len = readlink(exe_link, exe_path, sizeof(exe_path));
ssize_t len = readlink("/proc/self/exe", exe_path, sizeof(exe_path));
if (len > 0 && len < MAXPATHLEN - 1) {
exe_path[len] = '\0';
return Path(std::string(exe_path));