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authorUlrich Drepper <drepper@redhat.com>2003-04-02 23:49:47 +0000
committerUlrich Drepper <drepper@redhat.com>2003-04-02 23:49:47 +0000
commitd903678ae9b7427be5e63d875344bf4f250546e3 (patch)
tree9fe355381cf50b7c6b1a9481cba3e431eca7dec1
parent5fa85e50864ce6f7b7155184ed57530ed01fbea6 (diff)
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Update.
2003-04-02 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/ipc_priv.h: Define IPCOP_semtimedop. * sysdeps/generic/semtimedop.c: New file. * sysdeps/unix/sysv/linux/i386/semtimedop.S: New file. * sysdeps/unix/sysv/linux/ia64/syscalls.list: Add semtimedop. * sysdeps/unix/sysv/linux/x86_64/syscalls.list: Likewise. * sysvipc/Makefile (routines): Add semtimedop. * sysvipc/Versions [GLIBC_2.3.3] (glibc): Add semtimedop. * sysvipc/sys/sem.h: Declare semtimedop.
-rw-r--r--ChangeLog11
-rw-r--r--sysdeps/unix/sysv/linux/i386/semtimedop.S63
-rw-r--r--sysdeps/unix/sysv/linux/ia64/syscalls.list1
-rw-r--r--sysdeps/unix/sysv/linux/ipc_priv.h3
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/syscalls.list1
-rw-r--r--sysvipc/Makefile4
-rw-r--r--sysvipc/Versions4
-rw-r--r--sysvipc/sys/sem.h13
8 files changed, 96 insertions, 4 deletions
diff --git a/ChangeLog b/ChangeLog
index 275bcbc..77c9774 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2003-04-02 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/unix/sysv/linux/ipc_priv.h: Define IPCOP_semtimedop.
+ * sysdeps/generic/semtimedop.c: New file.
+ * sysdeps/unix/sysv/linux/i386/semtimedop.S: New file.
+ * sysdeps/unix/sysv/linux/ia64/syscalls.list: Add semtimedop.
+ * sysdeps/unix/sysv/linux/x86_64/syscalls.list: Likewise.
+ * sysvipc/Makefile (routines): Add semtimedop.
+ * sysvipc/Versions [GLIBC_2.3.3] (glibc): Add semtimedop.
+ * sysvipc/sys/sem.h: Declare semtimedop.
+
2003-04-02 Daniel Jacobowitz <drow@mvista.com>
* configure.in: Check for __register_frame_info in both
diff --git a/sysdeps/unix/sysv/linux/i386/semtimedop.S b/sysdeps/unix/sysv/linux/i386/semtimedop.S
new file mode 100644
index 0000000..5726416
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/semtimedop.S
@@ -0,0 +1,63 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sysdep.h>
+
+#define SYSOP_semtimedop 4
+
+#define SVRSP 12 /* saved register space */
+#define PARMS LINKAGE+SVRSP /* space for 3 saved regs */
+#define SEMID PARMS
+#define SOPS SEMID+4
+#define NSOPS SOPS+PTR_SIZE
+#define TIMEOUT NSOPS+4
+
+ .text
+ENTRY (BP_SYM (semtimedop))
+
+ pushl %ebp
+ pushl %ebx
+ pushl %edi
+
+ movl $SYSOP_semtimedop, %ebx
+ movl SEMID(%esp), %ecx
+ movl NSOPS(%esp), %edx
+ movl SOPS(%esp), %edi
+ movl TIMEOUT(%esp), %ebp
+ movl $__NR_ipc, %eax
+
+ ENTER_KERNEL
+
+ /* Restore registers. */
+ popl %edi
+ popl %ebx
+ popl %ebp
+
+ /* If 0 > %eax > -4096 there was an error. */
+ cmpl $-4096, %eax
+ ja SYSCALL_ERROR_LABEL
+
+ /* Successful; return the syscall's value. */
+L(pseudo_end):
+ ret
+
+#ifdef PIC
+ .align 4
+#endif
+PSEUDO_END (BP_SYM (semtimedop))
diff --git a/sysdeps/unix/sysv/linux/ia64/syscalls.list b/sysdeps/unix/sysv/linux/ia64/syscalls.list
index 0985cc9..c2027b6 100644
--- a/sysdeps/unix/sysv/linux/ia64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/ia64/syscalls.list
@@ -30,6 +30,7 @@ shmctl - shmctl i:iip __shmctl shmctl
shmdt - shmdt i:s __shmdt shmdt
shmget - shmget i:iii __shmget shmget
semop - semop i:ipi __semop semop
+semtimedop - semtimedop i:ipip semtimedop
semget - semget i:iii __semget semget
semctl - semctl i:iiii __semctl semctl
diff --git a/sysdeps/unix/sysv/linux/ipc_priv.h b/sysdeps/unix/sysv/linux/ipc_priv.h
index 4d11950..564bee1 100644
--- a/sysdeps/unix/sysv/linux/ipc_priv.h
+++ b/sysdeps/unix/sysv/linux/ipc_priv.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1999, 2000, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -44,6 +44,7 @@ __END_DECLS
#define IPCOP_semop 1
#define IPCOP_semget 2
#define IPCOP_semctl 3
+#define IPCOP_semtimedop 4
#define IPCOP_msgsnd 11
#define IPCOP_msgrcv 12
#define IPCOP_msgget 13
diff --git a/sysdeps/unix/sysv/linux/x86_64/syscalls.list b/sysdeps/unix/sysv/linux/x86_64/syscalls.list
index 64abc4f..7d050c7 100644
--- a/sysdeps/unix/sysv/linux/x86_64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/x86_64/syscalls.list
@@ -25,6 +25,7 @@ shmctl - shmctl i:iip __shmctl shmctl
shmdt - shmdt i:s __shmdt shmdt
shmget - shmget i:iii __shmget shmget
semop - semop i:ipi __semop semop
+semtimedop - semtimedop i:ipip semtimedop
semget - semget i:iii __semget semget
semctl - semctl i:iiii __semctl semctl
diff --git a/sysvipc/Makefile b/sysvipc/Makefile
index 0e4c105..62016d2 100644
--- a/sysvipc/Makefile
+++ b/sysvipc/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1995, 1996, 1997, 2002 Free Software Foundation, Inc.
+# Copyright (C) 1995, 1996, 1997, 2002, 2003 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@@ -26,7 +26,7 @@ headers := sys/ipc.h sys/msg.h sys/sem.h sys/shm.h \
routines := ftok \
msgsnd msgrcv msgget msgctl \
- semop semget semctl \
+ semop semget semctl semtimedop \
shmat shmdt shmget shmctl
include ../Rules
diff --git a/sysvipc/Versions b/sysvipc/Versions
index 57ebc1f..4c797e2 100644
--- a/sysvipc/Versions
+++ b/sysvipc/Versions
@@ -9,6 +9,10 @@ libc {
# s*
semctl; semget; semop; shmat; shmctl; shmdt; shmget;
}
+ GLIBC_2.3.3 {
+ # Non-standard function.
+ semtimedop;
+ }
GLIBC_PRIVATE {
# Cancellation point entries.
__libc_msgrcv; __libc_msgsnd;
diff --git a/sysvipc/sys/sem.h b/sysvipc/sys/sem.h
index 5b1d38f..24a57fc 100644
--- a/sysvipc/sys/sem.h
+++ b/sysvipc/sys/sem.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1999, 2000, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -30,6 +30,11 @@
/* Get system dependent definition of `struct semid_ds' and more. */
#include <bits/sem.h>
+#ifdef __USE_GNU
+# define __need_timespec
+# include <time.h>
+#endif
+
/* The following System V style IPC functions implement a semaphore
handling. The definition is found in XPG2. */
@@ -53,6 +58,12 @@ extern int semget (key_t __key, int __nsems, int __semflg) __THROW;
/* Operate on semaphore. */
extern int semop (int __semid, struct sembuf *__sops, size_t __nsops) __THROW;
+#ifdef __USE_GNU
+/* Operate on semaphore with timeout. */
+extern int semtimedop (int __semid, struct sembuf *__sops, size_t __nsops,
+ __const struct timespec *__timeout) __THROW;
+#endif
+
__END_DECLS
#endif /* sys/sem.h */