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2003-02-14  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S (__vfork):
	Check pthread_create existance, not __pthread_fork.
This commit is contained in:
Ulrich Drepper 2003-02-15 00:40:58 +00:00
parent 472022708e
commit 7c6d00e623
2 changed files with 44 additions and 9 deletions
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5
linuxthreads/ChangeLog
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@ -1,3 +1,8 @@
2003-02-14 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S (__vfork):
Check pthread_create existance, not __pthread_fork.
2003-02-12 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/Makefile: Define CFLAGS-confstr.c.

48
linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S
View File

@ -25,23 +25,46 @@
The calling process is suspended until the new process exits or is
replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
and the process ID of the new process to the old process. */
.section ".toc","aw"
.LC0:
.tc __libc_pthread_functions[TC],__libc_pthread_functions
.section ".text"
.align 2
ENTRY (__vfork)
#ifdef __NR_vfork
SINGLE_THREAD_P
bne- HIDDEN_JUMPTARGET(__fork)
# ifdef SHARED
ld 10,.LC0@toc(2)
ld 10,0(10)
cmpwi 10,0
bne- HIDDEN_JUMPTARGET(__fork)
# else
.weak pthread_create
lis 10,pthread_create@highest
ori 10,10,pthread_create@higher
sldi 10,10,32
oris 10,10,pthread_create@h
ori 10,10,pthread_create@l
cmpwi 10,0
bne- .Lhidden_fork
# endif
DO_CALL (SYS_ify (vfork));
# ifdef __ASSUME_VFORK_SYSCALL
PSEUDO_RET
PSEUDO_RET
# else
bnslr+
/* Check if vfork syscall is known at all. */
cmpdi r3,ENOSYS
bne JUMPTARGET(__syscall_error)
bnslr+
/* Check if vfork syscall is known at all. */
cmpdi r3,ENOSYS
# ifdef SHARED
bne JUMPTARGET(__syscall_error)
# else
bne- .Lsyscall_error
# endif
# endif
#endif
@ -53,6 +76,13 @@ ENTRY (__vfork)
PSEUDO_RET
#endif
# ifndef SHARED
.Lhidden_fork:
b HIDDEN_JUMPTARGET(__fork)
.Lsyscall_error:
b JUMPTARGET(__syscall_error)
# endif
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)