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Improve OpenBSD workaround

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This commit is contained in:
Victor Zverovich 2023-11-07 09:24:33 -10:00
parent 52a99a67f7
commit 6b0082e6c7
2 changed files with 10 additions and 5 deletions
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1
include/fmt/os.h
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@ -48,6 +48,7 @@
// Calls to system functions are wrapped in FMT_SYSTEM for testability.
#ifdef FMT_SYSTEM
# define FMT_HAS_SYSTEM
# define FMT_POSIX_CALL(call) FMT_SYSTEM(call)
#else
# define FMT_SYSTEM(call) ::call

14
src/os.cc
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@ -18,8 +18,8 @@
# include <sys/stat.h>
# include <sys/types.h>
# ifdef _WRS_KERNEL // VxWorks7 kernel
# include <ioLib.h> // getpagesize
# ifdef _WRS_KERNEL // VxWorks7 kernel
# include <ioLib.h> // getpagesize
# endif
# ifndef _WIN32
@ -182,10 +182,14 @@ void buffered_file::close() {
}
int buffered_file::descriptor() const {
#ifdef fileno // fileno is a macro on OpenBSD so we cannot use FMT_POSIX_CALL.
int fd = fileno(file_);
#else
#if !defined(fileno)
int fd = FMT_POSIX_CALL(fileno(file_));
#elif defined(FMT_HAS_SYSTEM)
// fileno is a macro on OpenBSD so we cannot use FMT_POSIX_CALL.
# define FMT_DISABLE_MACRO
int fd = FMT_SYSTEM(fileno FMT_DISABLE_MACRO(file_));
#else
int fd = fileno(file_);
#endif
if (fd == -1)
FMT_THROW(system_error(errno, FMT_STRING("cannot get file descriptor")));