diff options
Diffstat (limited to 'src/backend/port/darwin/sem.c')
| -rw-r--r-- | src/backend/port/darwin/sem.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/src/backend/port/darwin/sem.c b/src/backend/port/darwin/sem.c index 83fc1bf118f..abb52c0b90c 100644 --- a/src/backend/port/darwin/sem.c +++ b/src/backend/port/darwin/sem.c @@ -10,7 +10,7 @@ * - this required changing sem_info from containig an array of sem_t to an array of sem_t* * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/port/darwin/Attic/sem.c,v 1.4 2001/09/07 00:27:29 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/port/darwin/Attic/sem.c,v 1.5 2001/10/25 05:49:40 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -47,10 +47,9 @@ struct sem_set_info key_t key; int nsems; sem_t *sem[SEMMAX]; /* array of POSIX semaphores */ - struct sem semV[SEMMAX]; /* array of System V semaphore - * structures */ - struct pending_ops pendingOps[SEMMAX]; /* array of pending - * operations */ + struct sem semV[SEMMAX]; /* array of System V semaphore structures */ + struct pending_ops pendingOps[SEMMAX]; /* array of pending + * operations */ }; struct sem_info @@ -58,7 +57,7 @@ struct sem_info sem_t *sem; int nsets; /* there are actually nsets of these: */ - struct sem_set_info set[1]; /* VARIABLE LENGTH ARRAY */ + struct sem_set_info set[1]; /* VARIABLE LENGTH ARRAY */ }; static struct sem_info *SemInfo = (struct sem_info *) - 1; @@ -171,7 +170,7 @@ semget(key_t key, int nsems, int semflg) shm_unlink(SHM_INFO_NAME); /* The size may only be set once. Ignore errors. */ nsets = PROC_SEM_MAP_ENTRIES(MaxBackends); - sem_info_size = sizeof(struct sem_info) + (nsets-1) * sizeof(struct sem_set_info); + sem_info_size = sizeof(struct sem_info) + (nsets - 1) * sizeof(struct sem_set_info); ftruncate(fd, sem_info_size); SemInfo = mmap(NULL, sem_info_size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); @@ -260,13 +259,13 @@ semget(key_t key, int nsems, int semflg) /* Currently sem_init always returns -1. */ #ifdef NOT_USED - if( sem_init( &SemInfo->set[semid].sem[semnum], 1, 0 ) == -1 ) { - int semnum1; + if (sem_init(&SemInfo->set[semid].sem[semnum], 1, 0) == -1) + { + int semnum1; - for( semnum1 = 0; semnum1 < semnum; semnum1++ ) { - sem_close( SemInfo->set[semid].sem[semnum1] ); - } - sem_post( SemInfo->sem ); + for (semnum1 = 0; semnum1 < semnum; semnum1++) + sem_close(SemInfo->set[semid].sem[semnum1]); + sem_post(SemInfo->sem); return -1; } #endif |