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Fix size_t/off_t mixup in std::filesystem. 

Summary: ftruncate takes an off_t, not a size_t.

Reviewers: EricWF, mclow.lists

Reviewed By: EricWF

Subscribers: christof, ldionne, libcxx-commits

Differential Revision: https://reviews.llvm.org/D56578

llvm-svn: 351226
This commit is contained in:
Dan Albert 2019-01-15 19:16:25 +00:00
parent 5452d3f099
commit 45b511fb05
1 changed files with 2 additions and 1 deletions
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3
libcxx/src/filesystem/operations.cpp
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@ -439,7 +439,8 @@ file_status posix_lstat(path const& p, error_code* ec) {
return posix_lstat(p, path_stat, ec);
}
bool posix_ftruncate(const FileDescriptor& fd, size_t to_size, error_code& ec) {
// http://pubs.opengroup.org/onlinepubs/9699919799/functions/ftruncate.html
bool posix_ftruncate(const FileDescriptor& fd, off_t to_size, error_code& ec) {
if (::ftruncate(fd.fd, to_size) == -1) {
ec = capture_errno();
return true;