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1998-02-17  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* math/libm.map: Move all symbols that are new in glibc 2.1 to
	version GLIBC_2.1.

1998-02-17  Ulrich Drepper  <drepper@cygnus.com>

	* stdio-common/vfscanf.c (inchar): Check c for being EOF before
	trying to read another character.

1998-02-05  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* nis/nss_nis/nis-alias.c (_nss_nis_getaliasbyname_r): Convert
	name to lowercase.

	* nis/nss_nis/nis-network.c (_nss_nis_getnetbyname_r): Convert
	name to lowercase, add test for big enough buffer.

1998-02-03  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/unix/sysv/linux/alpha/rt_sigaction.S (rt_sigreturn):
	Make compatible with older kernels. Patch by Richard Henderson.
This commit is contained in:
Ulrich Drepper
1998-02-17 15:51:21 +00:00
parent 0a61487785
commit b112c02fa2
6 changed files with 118 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
sysdeps/unix/sysv/linux/alpha/rt_sigaction.S
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1998 Free Software Foundation, Inc.
/* Copyright (C) 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@cygnus.com>, 1998
@ -16,17 +16,17 @@
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. */
#include <sysdep.h>
/* On Alpha we desparately want to avoid having to issue an imb. Ordinarily
the kernel would have to issue one after setting up the signal return
stack, but the Linux rt_sigaction syscall is prepared to accept a pointer
to the sigreturn syscall, instead of inlining it on the stack.
to the sigreturn syscall, instead of inlining it on the stack.
This just about halves signal delivery time. */
#ifdef __NR_rt_sigaction
.text
ENTRY(__syscall_rt_sigaction)
.frame sp,0,ra,0
@ -38,7 +38,7 @@ ENTRY(__syscall_rt_sigaction)
.set at
#endif
.prologue 1
beq a1, 0f
ldl t0, 8(a1) # sa_flags
lda a4, sigreturn-__syscall_rt_sigaction(pv)
@ -46,10 +46,10 @@ ENTRY(__syscall_rt_sigaction)
and t0, 0x00000040, t0 # SA_SIGINFO
cmovne t0, t1, a4
0: ldi v0,__NR_rt_sigaction
callsys
callsys
bne a3,1f
ret
1:
#ifndef PROF
br gp,2f
@ -76,3 +76,10 @@ rt_sigreturn:
ldi v0,__NR_rt_sigreturn
callsys
.end rt_sigreturn
#else
ENTRY(__syscall_rt_sigaction)
ldgp $29,0($27)
ldi $0,ENOSYS
jmp __syscall_error
END(__syscall_rt_sigaction)
#endif