add some missing macros to sys/shm.h

[musl] / include / sys / shm.h

diff --git a/include/sys/shm.h b/include/sys/shm.h
index 6ebb941..bca6ed6 100644 (file)
--- a/include/sys/shm.h
+++ b/include/sys/shm.h
@@ -1,6 +1,12 @@
 #ifndef _SYS_SHM_H
 #define _SYS_SHM_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <features.h>
+
 #define __NEED_time_t
 #define __NEED_size_t
 #define __NEED_pid_t
@@ -10,9 +16,44 @@
 #include <sys/ipc.h>
 #include <bits/shm.h>
 
+#define SHM_R 0400
+#define SHM_W 0200
+
+#define SHM_RDONLY 010000
+#define SHM_RND    020000
+#define SHM_REMAP  040000
+#define SHM_EXEC   0100000
+
+#define SHM_LOCK 11
+#define SHM_UNLOCK 12
+#define SHM_STAT 13
+#define SHM_INFO 14
+#define SHM_DEST 01000
+#define SHM_LOCKED 02000
+#define SHM_HUGETLB 04000
+#define SHM_NORESERVE 010000
+
+struct shminfo {
+       unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
+};
+
+struct shm_info {
+       int used_ids;
+       unsigned long shm_tot, shm_rss, shm_swp;
+#ifdef _GNU_SOURCE
+       unsigned long swap_attempts, swap_successes;
+#else
+       unsigned long __reserved[2];
+#endif
+};
+
 void *shmat(int, const void *, int);
 int shmctl(int, int, struct shmid_ds *);
 int shmdt(const void *);
 int shmget(key_t, size_t, int);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif