diff options
Diffstat (limited to 'libc/misc/sysvipc/msgq.c')
| -rw-r--r-- | libc/misc/sysvipc/msgq.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/libc/misc/sysvipc/msgq.c b/libc/misc/sysvipc/msgq.c index 185cd268b..2d8bcae99 100644 --- a/libc/misc/sysvipc/msgq.c +++ b/libc/misc/sysvipc/msgq.c @@ -1,5 +1,6 @@ #include <errno.h> #include <sys/msg.h> +#include <stddef.h> #include "ipc.h" #ifdef __UCLIBC_HAS_THREADS_NATIVE__ #include "sysdep-cancel.h" @@ -7,6 +8,12 @@ #define SINGLE_THREAD_P 1 #endif +#if defined(__UCLIBC_USE_TIME64__) +union msqun { + struct msqid_ds* buff; + void *__pad; +}; +#endif #ifdef L_msgctl @@ -18,9 +25,19 @@ static __inline__ _syscall3(int, __libc_msgctl, int, msqid, int, cmd, struct msq int msgctl(int msqid, int cmd, struct msqid_ds *buf) { #ifdef __NR_msgctl - return __libc_msgctl(msqid, cmd | __IPC_64, buf); + int __ret = __libc_msgctl(msqid, cmd | __IPC_64, buf); +#if (__WORDSIZE == 32) && defined(__UCLIBC_USE_TIME64__) && (defined(__mips) || defined(__riscv)) + union msqun arg = {.buff = buf}; + // When cmd is IPC_RMID, buf should be NULL. + if (arg.__pad != NULL) { + arg.buff->msg_stime = (__time_t)arg.buff->msg_stime_internal_1 | (__time_t)(arg.buff->msg_stime_internal_2) << 32; + arg.buff->msg_rtime = (__time_t)arg.buff->msg_rtime_internal_1 | (__time_t)(arg.buff->msg_rtime_internal_2) << 32; + arg.buff->msg_ctime = (__time_t)arg.buff->msg_ctime_internal_1 | (__time_t)(arg.buff->msg_ctime_internal_2) << 32; + } +#endif + return __ret; #else - return __syscall_ipc(IPCOP_msgctl, msqid, cmd | __IPC_64, 0, buf, 0); + return __syscall_ipc(IPCOP_msgctl, msqid, cmd | __IPC_64, 0, buf, 0); #endif } #endif |