diff options
Diffstat (limited to 'lib/libc/gen/semctl.c')
| -rw-r--r-- | lib/libc/gen/semctl.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/lib/libc/gen/semctl.c b/lib/libc/gen/semctl.c index 4b5283f..156d18c 100644 --- a/lib/libc/gen/semctl.c +++ b/lib/libc/gen/semctl.c @@ -29,15 +29,19 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); +#define _WANT_SEMUN_OLD + #include <sys/types.h> #include <sys/ipc.h> #include <sys/sem.h> #include <stdarg.h> #include <stdlib.h> -extern int __semctl(int semid, int semnum, int cmd, union semun *arg); +int __semctl(int semid, int semnum, int cmd, union semun *arg); +int freebsd7___semctl(int semid, int semnum, int cmd, union semun_old *arg); -int semctl(int semid, int semnum, int cmd, ...) +int +semctl(int semid, int semnum, int cmd, ...) { va_list ap; union semun semun; @@ -55,3 +59,25 @@ int semctl(int semid, int semnum, int cmd, ...) return (__semctl(semid, semnum, cmd, semun_ptr)); } + +int +freebsd7_semctl(int semid, int semnum, int cmd, ...) +{ + va_list ap; + union semun_old semun; + union semun_old *semun_ptr; + + va_start(ap, cmd); + if (cmd == IPC_SET || cmd == IPC_STAT || cmd == GETALL + || cmd == SETVAL || cmd == SETALL) { + semun = va_arg(ap, union semun_old); + semun_ptr = &semun; + } else { + semun_ptr = NULL; + } + va_end(ap); + + return (freebsd7___semctl(semid, semnum, cmd, semun_ptr)); +} + +__sym_compat(semctl, freebsd7_semctl, FBSD_1.0); |
