X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Fipc%2Fmsgctl.c;h=ea9b23377e47dad684ae1e7cc72df2cab81faf4c;hb=0cd2be231481d68d244662bde25ad9cadbd7221d;hp=4372c71939cad44717423282cc6382842ffed1bd;hpb=7ea235b1be38c57c49b164c9762cf90be02dbc05;p=oweals%2Fmusl.git

diff --git a/src/ipc/msgctl.c b/src/ipc/msgctl.c
index 4372c719..ea9b2337 100644
--- a/src/ipc/msgctl.c
+++ b/src/ipc/msgctl.c
@@ -1,12 +1,34 @@
 #include <sys/msg.h>
+#include <endian.h>
 #include "syscall.h"
 #include "ipc.h"
 
+#if __BYTE_ORDER != __BIG_ENDIAN
+#undef SYSCALL_IPC_BROKEN_MODE
+#endif
+
 int msgctl(int q, int cmd, struct msqid_ds *buf)
 {
+#ifdef SYSCALL_IPC_BROKEN_MODE
+	struct msqid_ds tmp;
+	if (cmd == IPC_SET) {
+		tmp = *buf;
+		tmp.msg_perm.mode *= 0x10000U;
+		buf = &tmp;
+	}
+#endif
 #ifdef SYS_msgctl
-	return syscall(SYS_msgctl, q, cmd | IPC_64, buf);
+	int r = __syscall(SYS_msgctl, q, cmd | IPC_64, buf);
 #else
-	return syscall(SYS_ipc, IPCOP_msgctl, q, cmd | IPC_64, 0, buf, 0);
+	int r = __syscall(SYS_ipc, IPCOP_msgctl, q, cmd | IPC_64, 0, buf, 0);
+#endif
+#ifdef SYSCALL_IPC_BROKEN_MODE
+	if (r >= 0) switch (cmd) {
+	case IPC_STAT:
+	case MSG_STAT:
+	case MSG_STAT_ANY:
+		buf->msg_perm.mode >>= 16;
+	}
 #endif
+	return __syscall_ret(r);
 }