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Merge pull request #6368 from GPUCode/msvc-dup 

Check fd before using dup
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BreadFish64 2023-03-24 10:29:55 -05:00 committed by GitHub
parent 54385a54eb c7f8bc5582
commit 5317c00c45
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1 changed files with 4 additions and 0 deletions
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4
src/common/file_util.cpp
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@ -1187,6 +1187,8 @@ void OpenFStream<std::ios_base::in>(
boost_iostreams<boost::iostreams::file_descriptor_source>& fstream,
const std::string& filename) {
IOFile file(filename, "r");
if (file.GetFd() == -1)
return;
int fd = dup(file.GetFd());
if (fd == -1)
return;
@ -1199,6 +1201,8 @@ template <>
void OpenFStream<std::ios_base::out>(
boost_iostreams<boost::iostreams::file_descriptor_sink>& fstream, const std::string& filename) {
IOFile file(filename, "w");
if (file.GetFd() == -1)
return;
int fd = dup(file.GetFd());
if (fd == -1)
return;