[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/misc/sysvipc/shm.c b/ap/build/uClibc/libc/misc/sysvipc/shm.c
new file mode 100644
index 0000000..27e871f
--- /dev/null
+++ b/ap/build/uClibc/libc/misc/sysvipc/shm.c
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+/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* SHMLBA uses it on most of the archs (not mips) */
+#define __getpagesize getpagesize
+
+#include <stdlib.h>
+#include <errno.h>
+#include <sys/shm.h>
+#include <syscall.h>
+#include "ipc.h"
+
+#ifdef L_shmat
+/* Attach the shared memory segment associated with SHMID to the data
+ segment of the calling process. SHMADDR and SHMFLG determine how
+ and where the segment is attached. */
+#if defined(__NR_osf_shmat)
+# define __NR_shmat __NR_osf_shmat
+#endif
+#ifdef __NR_shmat
+_syscall3(void *, shmat, int, shmid, const void *,shmaddr, int, shmflg)
+#else
+/* psm: don't remove this, else mips will fail */
+#include <unistd.h>
+
+void * shmat (int shmid, const void *shmaddr, int shmflg)
+{
+ int retval;
+ unsigned long raddr;
+
+ retval = __syscall_ipc(IPCOP_shmat, shmid, shmflg, (int) &raddr, (void *) shmaddr, 0);
+ return ((unsigned long int) retval > -(unsigned long int) SHMLBA
+ ? (void *) retval : (void *) raddr);
+}
+#endif
+#endif
+
+#ifdef L_shmctl
+/* Provide operations to control over shared memory segments. */
+#ifdef __NR_shmctl
+#define __NR___libc_shmctl __NR_shmctl
+static __inline__ _syscall3(int, __libc_shmctl, int, shmid, int, cmd, struct shmid_ds *, buf)
+#endif
+int shmctl(int shmid, int cmd, struct shmid_ds *buf)
+{
+#ifdef __NR_shmctl
+ return __libc_shmctl(shmid, cmd | __IPC_64, buf);
+#else
+ return __syscall_ipc(IPCOP_shmctl, shmid, cmd | __IPC_64, 0, buf, 0);
+#endif
+}
+#endif
+
+
+#ifdef L_shmdt
+/* Detach shared memory segment starting at address specified by SHMADDR
+ from the caller's data segment. */
+#ifdef __NR_shmdt
+_syscall1(int, shmdt, const void *, shmaddr)
+#else
+int shmdt (const void *shmaddr)
+{
+ return __syscall_ipc(IPCOP_shmdt, 0, 0, 0, (void *) shmaddr, 0);
+}
+#endif
+#endif
+
+#ifdef L_shmget
+/* Return an identifier for an shared memory segment of at least size SIZE
+ which is associated with KEY. */
+#ifdef __NR_shmget
+_syscall3(int, shmget, key_t, key, size_t, size, int, shmflg)
+#else
+int shmget (key_t key, size_t size, int shmflg)
+{
+ return __syscall_ipc(IPCOP_shmget, key, size, shmflg, NULL, 0);
+}
+#endif
+#endif