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Remove __ASSUME_VFORK_SYSCALL (and some __NR_vfork conditionals).

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This commit is contained in:
Joseph Myers
2012-08-01 20:49:45 +00:00
parent 5d9eaeecb4
commit a9f1039f0a
10 changed files with 34 additions and 107 deletions
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23
sysdeps/unix/sysv/linux/i386/vfork.S
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@@ -28,8 +28,6 @@
ENTRY (__vfork)
#ifdef __NR_vfork
/* Pop the return PC value into ECX. */
popl %ecx
cfi_adjust_cfa_offset (-4)
@@ -55,31 +53,10 @@ ENTRY (__vfork)
cmpl $-4095, %eax
/* Branch forward if it failed. */
# ifdef __ASSUME_VFORK_SYSCALL
jae SYSCALL_ERROR_LABEL
# else
jae .Lerror
# endif
ret
# ifndef __ASSUME_VFORK_SYSCALL
.Lerror:
/* Check if vfork syscall is known at all. */
cmpl $-ENOSYS, %eax
jne SYSCALL_ERROR_LABEL
# endif
#endif
#ifndef __ASSUME_VFORK_SYSCALL
/* If we don't have vfork, fork is close enough. */
movl $SYS_ify (fork), %eax
int $0x80
cmpl $-4095, %eax
jae SYSCALL_ERROR_LABEL
ret
#endif
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)