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| author | Ulrich Drepper <drepper@redhat.com> | 2007-05-26 01:31:40 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2007-05-26 01:31:40 +0000 |
| commit | 3d2dd6ca71fa9933e3413625d606f4b486661409 (patch) | |
| tree | 50d0226ef087227746ee01737977810d8120951a /nptl/sem_open.c | |
| parent | 2af4e3e5668f70976762282cfff715e68929aa81 (diff) | |
| download | glibc-3d2dd6ca71fa9933e3413625d606f4b486661409.zip glibc-3d2dd6ca71fa9933e3413625d606f4b486661409.tar.gz glibc-3d2dd6ca71fa9933e3413625d606f4b486661409.tar.bz2 | |
* semaphoreP.h: Declare __old_sem_init and __old_sem_wait.
* sem_init.c (__new_sem_init): Rewrite to initialize all three
fields in the structure.
(__old_sem_init): New function.
* sem_open.c: Initialize all fields of the structure.
* sem_getvalue.c: Adjust for renamed element.
* sysdeps/unix/sysv/linux/Makefile [subdir=nptl]
(gen-as-const-headers): Add structsem.sym.
* sysdeps/unix/sysv/linux/structsem.sym: New file.
* sysdeps/unix/sysv/linux/internaltypes.h: Rename struct sem to
struct new_sem. Add struct old_sem.
* sysdeps/unix/sysv/linux/sem_post.c: Wake only when there are waiters.
* sysdeps/unix/sysv/linux/i386/i486/sem_post.S: Likewise.
* sysdeps/unix/sysv/linux/x86_64/sem_post.S: Likewise.
* sysdeps/unix/sysv/linux/sem_wait.c: Indicate that there are waiters.
* sysdeps/unix/sysv/linux/i386/i486/sem_wait.S: Likewise.
* sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Likewise.
* sysdeps/unix/sysv/linux/sem_timedwait.c: Likewise.
* sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S: Likewise.
* sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Likewise.
* Makefile (tests): Add tst-sem10, tst-sem11, tst-sem12.
* tst-sem10.c: New file.
* tst-sem11.c: New file.
* tst-sem12.c: New file.
* tst-typesizes.c: Test struct new_sem and struct old_sem instead
of struct sem.
2007-05-25 Ulrich Drepper <drepper@redhat.com>
Diffstat (limited to 'nptl/sem_open.c')
| -rw-r--r-- | nptl/sem_open.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/nptl/sem_open.c b/nptl/sem_open.c index 66bcb13..27d308e 100644 --- a/nptl/sem_open.c +++ b/nptl/sem_open.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2006, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -304,12 +304,14 @@ sem_open (const char *name, int oflag, ...) /* Create the initial file content. */ sem_t initsem; - struct sem *iinitsem = (struct sem *) &initsem; - iinitsem->count = value; + struct new_sem *iinitsem = (struct new_sem *) &initsem; + iinitsem->value = value; + iinitsem->private = 0; + iinitsem->nwaiters = 0; /* Initialize the remaining bytes as well. */ - memset ((char *) &initsem + sizeof (struct sem), '\0', - sizeof (sem_t) - sizeof (struct sem)); + memset ((char *) &initsem + sizeof (struct new_sem), '\0', + sizeof (sem_t) - sizeof (struct new_sem)); tmpfname = (char *) alloca (mountpoint.dirlen + 6 + 1); char *xxxxxx = __mempcpy (tmpfname, mountpoint.dir, mountpoint.dirlen); |