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FileDescriptor: provide fallback if F_DUPFD_CLOEXEC is undefined

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Sergey Fedorov 2025-04-01 03:25:02 +08:00
parent 7248194a2c
commit 7fb8303fe9
2 changed files with 13 additions and 1 deletions
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5
include/hyprutils/os/FileDescriptor.hpp
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@ -1,6 +1,11 @@
#pragma once
#include <fcntl.h>
#ifndef F_DUPFD_CLOEXEC
#define F_DUPFD_CLOEXEC F_DUPFD
#endif
namespace Hyprutils {
namespace OS {
class CFileDescriptor {

9
src/os/FileDescriptor.cpp
View file

@ -55,7 +55,14 @@ CFileDescriptor CFileDescriptor::duplicate(int flags) const {
if (m_fd == -1)
return {};
return CFileDescriptor{fcntl(m_fd, flags, 0)};
int new_fd;
#ifdef F_DUPFD_CLOEXEC
new_fd = fcntl(m_fd, flags, 0);
#else
new_fd = fcntl(m_fd, flags | FD_CLOEXEC, 0);
#endif
return CFileDescriptor{new_fd};
}
bool CFileDescriptor::isClosed() const {