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[compiler-rt] Add a prefix on the windows mmap symbols #78037

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Merged
merged 1 commit into from
Jan 19, 2024
+7 −2
Merged

[compiler-rt] Add a prefix on the windows mmap symbols #78037

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3 changes: 1 addition & 2 deletions compiler-rt/lib/profile/WindowsMMap.c
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Original file line number Diff line number Diff line change
Expand Up @@ -124,8 +124,7 @@ int madvise(void *addr, size_t length, int advice)
return 0;
}

COMPILER_RT_VISIBILITY
int lock(HANDLE handle, DWORD lockType, BOOL blocking) {
static int lock(HANDLE handle, DWORD lockType, BOOL blocking) {
DWORD flags = lockType;
if (!blocking)
flags |= LOCKFILE_FAIL_IMMEDIATELY;
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6 changes: 6 additions & 0 deletions compiler-rt/lib/profile/WindowsMMap.h
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Expand Up @@ -60,6 +60,12 @@
# define DWORD_LO(x) (x)
#endif

#define mmap __llvm_profile_mmap
#define munmap __llvm_profile_munmap
#define msync __llvm_profile_msync
#define madvise __llvm_profile_madvise
#define flock __llvm_profile_flock

void *mmap(void *start, size_t length, int prot, int flags, int fd,
off_t offset);

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