#include <pthread.h>
#include <sys/mman.h>
+#include "log.h"
#include "mutex.h"
#include "arch/arch.h"
+#include "os/os.h"
void fio_mutex_remove(struct fio_mutex *mutex)
{
struct fio_mutex *mutex = NULL;
pthread_mutexattr_t attr;
pthread_condattr_t cond;
- int fd;
+ int fd, ret, mflag;
fd = mkstemp(mutex_name);
if (fd < 0) {
mutex->mutex_fd = fd;
mutex->value = value;
- if (pthread_mutexattr_init(&attr) < 0) {
- perror("pthread_mutexattr_init");
+ /*
+ * Not all platforms support process shared mutexes (FreeBSD)
+ */
+#ifdef FIO_HAVE_PSHARED_MUTEX
+ mflag = PTHREAD_PROCESS_SHARED;
+#else
+ mflag = PTHREAD_PROCESS_PRIVATE;
+#endif
+
+ ret = pthread_mutexattr_init(&attr);
+ if (ret) {
+ log_err("pthread_mutexattr_init: %s\n", strerror(ret));
goto err;
}
- if (pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED) < 0) {
- perror("pthread_mutexattr_setpshared");
+ ret = pthread_mutexattr_setpshared(&attr, mflag);
+ if (ret) {
+ log_err("pthread_mutexattr_setpshared: %s\n", strerror(ret));
goto err;
}
pthread_condattr_init(&cond);
- pthread_condattr_setpshared(&cond, PTHREAD_PROCESS_SHARED);
+ pthread_condattr_setpshared(&cond, mflag);
pthread_cond_init(&mutex->cond, &cond);
- if (pthread_mutex_init(&mutex->lock, &attr) < 0) {
- perror("pthread_mutex_init");
+ ret = pthread_mutex_init(&mutex->lock, &attr);
+ if (ret) {
+ log_err("pthread_mutex_init: %s\n", strerror(ret));
goto err;
}