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revert r128199 until it can be made to work with Frontend/dependency-gen.c.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128218 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2011-03-24 16:43:37 +00:00
parent 9035484200
commit 0a828fd7ef
1 changed files with 9 additions and 5 deletions
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14
lib/Support/Unix/PathV2.inc
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@ -93,8 +93,7 @@ namespace sys {
namespace fs { namespace fs {
error_code current_path(SmallVectorImpl<char> &result) { error_code current_path(SmallVectorImpl<char> &result) {
// Reserve an arbitrary amount of space. result.reserve(MAXPATHLEN);
result.reserve(128);
while (true) { while (true) {
if (::getcwd(result.data(), result.capacity()) == 0) { if (::getcwd(result.data(), result.capacity()) == 0) {
@ -418,13 +417,18 @@ rety_open_create:
} }
// Make the path absolute. // Make the path absolute.
if (error_code ec = make_absolute(RandomPath)) { char real_path_buff[PATH_MAX + 1];
if (realpath(RandomPath.c_str(), real_path_buff) == NULL) {
int error = errno;
::close(RandomFD); ::close(RandomFD);
::unlink(RandomPath.c_str()); ::unlink(RandomPath.c_str());
return ec; return error_code(error, system_category());
} }
result_path = RandomPath; result_path.clear();
StringRef d(real_path_buff);
result_path.append(d.begin(), d.end());
result_fd = RandomFD; result_fd = RandomFD;
return success; return success;
} }