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[libcxx] Fix build for glibc < 2.27 #121893

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Merged
merged 4 commits into from
Jan 7, 2025
Merged

[libcxx] Fix build for glibc < 2.27 #121893

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dbaa5fe
[libcxx] Fix build for glibc < 2.27
kongy Jan 7, 2025
77205e5
_LIBCPP_GLIBC_PREREQ might not be defined
kongy Jan 7, 2025
628bcb0
Apply clang-format
kongy Jan 7, 2025
5461f89
Fix syntax
kongy Jan 7, 2025
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4 changes: 2 additions & 2 deletions libcxx/src/filesystem/operations.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -39,8 +39,8 @@
#include <fcntl.h> /* values for fchmodat */
#include <time.h>

// since Linux 4.5 and FreeBSD 13, but the Linux libc wrapper is only provided by glibc and musl
#if (defined(__linux__) && (defined(__GLIBC__) || _LIBCPP_HAS_MUSL_LIBC)) || defined(__FreeBSD__)
// since Linux 4.5 and FreeBSD 13, but the Linux libc wrapper is only provided by glibc >= 2.27 and musl
#if (defined(__linux__) && (_LIBCPP_GLIBC_PREREQ(2, 27) || _LIBCPP_HAS_MUSL_LIBC)) || defined(__FreeBSD__)
# define _LIBCPP_FILESYSTEM_USE_COPY_FILE_RANGE
#endif
#if __has_include(<sys/sendfile.h>)
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