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Revert "[sanitizer] Intercept sem_open/sem_unlink" 

This reverts commit 69a909b9fe.
This commit is contained in:
Florian Mayer 2021-08-09 19:50:31 +01:00
parent 69a909b9fe
commit 9b74924b6c
2 changed files with 1 additions and 49 deletions
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27
compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc
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@ -6538,29 +6538,6 @@ INTERCEPTOR(int, sem_getvalue, __sanitizer_sem_t *s, int *sval) {
} }
return res; return res;
} }
INTERCEPTOR(__sanitizer_sem_t *, sem_open, const char *name, int oflag, ...) {
void *ctx;
va_list ap;
va_start(ap, oflag);
u32 mode = va_arg(ap, u32);
u32 value = va_arg(ap, u32);
COMMON_INTERCEPTOR_ENTER(ctx, sem_open, name, oflag, mode, value);
COMMON_INTERCEPTOR_READ_RANGE(ctx, name, REAL(strlen)(name) + 1);
__sanitizer_sem_t *s = REAL(sem_open)(name, oflag, mode, value);
if (s)
COMMON_INTERCEPTOR_INITIALIZE_RANGE(s, sizeof(*s));
va_end(ap);
return s;
}
INTERCEPTOR(int, sem_unlink, const char *name) {
void *ctx;
COMMON_INTERCEPTOR_ENTER(ctx, sem_unlink, name);
COMMON_INTERCEPTOR_READ_RANGE(ctx, name, REAL(strlen)(name) + 1);
return REAL(sem_unlink)(name);
}
# define INIT_SEM \ # define INIT_SEM \
COMMON_INTERCEPT_FUNCTION(sem_init); \ COMMON_INTERCEPT_FUNCTION(sem_init); \
COMMON_INTERCEPT_FUNCTION(sem_destroy); \ COMMON_INTERCEPT_FUNCTION(sem_destroy); \
@ -6568,9 +6545,7 @@ INTERCEPTOR(int, sem_unlink, const char *name) {
COMMON_INTERCEPT_FUNCTION(sem_trywait); \ COMMON_INTERCEPT_FUNCTION(sem_trywait); \
COMMON_INTERCEPT_FUNCTION(sem_timedwait); \ COMMON_INTERCEPT_FUNCTION(sem_timedwait); \
COMMON_INTERCEPT_FUNCTION(sem_post); \ COMMON_INTERCEPT_FUNCTION(sem_post); \
COMMON_INTERCEPT_FUNCTION(sem_getvalue); \ COMMON_INTERCEPT_FUNCTION(sem_getvalue);
COMMON_INTERCEPT_FUNCTION(sem_open); \
COMMON_INTERCEPT_FUNCTION(sem_unlink);
#else #else
# define INIT_SEM # define INIT_SEM
#endif // SANITIZER_INTERCEPT_SEM #endif // SANITIZER_INTERCEPT_SEM

23
compiler-rt/test/sanitizer_common/TestCases/Posix/sem_open.cpp
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@ -1,23 +0,0 @@
// RUN: %clangxx -O0 %s -o %t && %run %t
#include <assert.h>
#include <fcntl.h>
#include <semaphore.h>
#include <stdio.h>
#include <unistd.h>
int main() {
char name[1024];
sprintf(name, "/sem_open_test_%d", getpid());
sem_t *s1 = sem_open(name, O_CREAT, 0644, 123);
assert(s1 != SEM_FAILED);
sem_t *s2 = sem_open(name, O_CREAT, 0644, 123);
assert(s2 != SEM_FAILED);
assert(sem_close(s1) == 0);
assert(sem_close(s2) == 0);
assert(sem_unlink(name) == 0);
}