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https://sourceware.org/git/glibc.git
synced 2025-01-03 08:11:08 +00:00
Update.
2003-02-10 Ulrich Drepper <drepper@redhat.com> * elf/Makefile (check-textrel-CFLAGS): Pass _XOPEN_SOURCE and _BSD_SOURCE to compiler. * elf/check-textrel.c (SWAP): Add parenthesis to avoid warnings. Patches by Alan Modra.
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@ -1,3 +1,10 @@
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2003-02-10 Ulrich Drepper <drepper@redhat.com>
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* elf/Makefile (check-textrel-CFLAGS): Pass _XOPEN_SOURCE and
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_BSD_SOURCE to compiler.
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* elf/check-textrel.c (SWAP): Add parenthesis to avoid warnings.
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Patches by Alan Modra.
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2003-02-08 Ulrich Drepper <drepper@redhat.com>
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* io/ftwtest.c: Get current working directory before and after the
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@ -601,7 +601,7 @@ $(objpfx)tst-array4.out: $(objpfx)tst-array4 $(objpfx)tst-array2dep.so
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$< > $@
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cmp $@ tst-array4.exp > /dev/null
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check-textrel-CFLAGS = -O
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check-textrel-CFLAGS = -O -Wall -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
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$(objpfx)check-textrel: check-textrel.c
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$(native-compile)
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@ -1,5 +1,5 @@
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/* Check for text relocations in DSOs.
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Copyright (C) 2002 Free Software Foundation, Inc.
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Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contribute by Ulrich Drepper <drepper@redhat.com>. 2002.
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@ -38,8 +38,10 @@
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# define __E(name, bits) Elf##bits##_##name
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# define SWAP(val) \
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({ __typeof (val) __res; \
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if ((ehdr.e_ident[EI_DATA] == ELFDATA2MSB && BYTE_ORDER == LITTLE_ENDIAN \
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|| ehdr.e_ident[EI_DATA] == ELFDATA2LSB && BYTE_ORDER == BIG_ENDIAN)\
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if (((ehdr.e_ident[EI_DATA] == ELFDATA2MSB \
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&& BYTE_ORDER == LITTLE_ENDIAN) \
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|| (ehdr.e_ident[EI_DATA] == ELFDATA2LSB \
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&& BYTE_ORDER == BIG_ENDIAN)) \
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&& sizeof (val) != 1) \
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{ \
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if (sizeof (val) == 2) \
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@ -1,3 +1,22 @@
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2003-02-10 Jakub Jelinek <jakub@redhat.com>
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* sysdeps/unix/sysv/linux/alpha/vfork.S (__vfork): Check
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pthread_create existance, not __pthread_fork.
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* sysdeps/unix/sysv/linux/i386/vfork.S (__vfork): Likewise.
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* sysdeps/unix/sysv/linux/ia64/vfork.S (__vfork): Likewise.
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* sysdeps/unix/sysv/linux/m68k/vfork.S (__vfork): Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/vfork.S (__vfork):
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Likewise.
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* sysdeps/unix/sysv/linux/s390/s390-64/vfork.S (__vfork): Likewise.
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* sysdeps/unix/sysv/linux/x86_64/vfork.S (__vfork): Likewise.
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* sysdeps/unix/sysv/linux/sh/vfork.S (__vfork): Likewise.
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Add .weak pthread_create.
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* sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S (__vfork): Fix a typo.
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Check pthread_create existance, not __pthread_fork.
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* sysdeps/unix/sysv/linux/sparc/sparc64/vfork.S (__vfork): Likewise.
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* sysdeps/unix/sysv/linux/s390/s390-32/vfork.S (__vfork): Branch to
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__fork whenever libpthread.so is loaded.
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2003-02-09 Andreas Jaeger <aj@suse.de>
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* sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h:
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@ -31,8 +31,8 @@ __LABEL(__vfork)
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ldq t0, __libc_pthread_functions(gp) !gprel
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bne t0, HIDDEN_JUMPTARGET (__fork) !samegp
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#else
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.weak __pthread_fork
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ldq t0, __pthread_fork(gp) !literal
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.weak pthread_create
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ldq t0, pthread_create(gp) !literal
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bne t0, $do_fork
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#endif
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@ -40,8 +40,8 @@ ENTRY (__vfork)
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addl $_GLOBAL_OFFSET_TABLE_, %ecx
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cmpl $0, __libc_pthread_functions@GOTOFF(%ecx)
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# else
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.weak __pthread_fork
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movl $__pthread_fork, %eax
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.weak pthread_create
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movl $pthread_create, %eax
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testl %eax, %eax
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# endif
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jne HIDDEN_JUMPTARGET (__fork)
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@ -33,8 +33,8 @@ ENTRY(__vfork)
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#ifdef SHARED
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addl r14 = @gprel(__libc_pthread_functions#), gp;;
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#else
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.weak __pthread_fork
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addl r14 = @ltoff(@fptr(__pthread_fork#)), gp;;
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.weak pthread_create
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addl r14 = @ltoff(@fptr(pthread_create#)), gp;;
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#endif
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ld8 r14 = [r14];;
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cmp.ne p6, p7 = 0, r14
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@ -32,8 +32,8 @@ ENTRY (__vfork)
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#ifdef SHARED
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tstl (__libc_pthread_functions@GOTPC, %pc)
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#else
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.weak __pthread_fork
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movel #__pthread_fork, %d0
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.weak pthread_create
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movel #pthread_create, %d0
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#endif
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jbne HIDDEN_JUMPTARGET (__fork)
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@ -39,9 +39,9 @@ ENTRY (__vfork)
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cmpwi 10,0
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bne- HIDDEN_JUMPTARGET(__fork)
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# else
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.weak __pthread_fork
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lis 9,__pthread_fork@ha
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la 9,__pthread_fork@l(9)
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.weak pthread_create
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lis 9,pthread_create@ha
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la 9,pthread_create@l(9)
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cmpwi 9,0
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bne- .Lhidden_fork
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# endif
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@ -27,8 +27,16 @@
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and the process ID of the new process to the old process. */
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ENTRY (__vfork)
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SINGLE_THREAD_P(%r1)
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jne 0f
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basr %r1,0
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0:
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#ifdef SHARED
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al %r1,4f-0b(%r1)
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l %r1,0(%r1)
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ltr %r1,%r1
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#else
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icm %r1,15,4f-0b(%r1)
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#endif
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jne 1f
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/* Do vfork system call. */
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svc SYS_ify (vfork)
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@ -40,13 +48,20 @@ ENTRY (__vfork)
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/* Normal return. */
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br %r14
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0:
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basr %r1,0
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1:
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al %r1,2f-1b(%r1)
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br %r1
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basr %r1,0
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2:
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.long HIDDEN_JUMPTARGET(__fork)-1b
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al %r1,3f-2b(%r1)
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br %r1
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3:
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.long HIDDEN_JUMPTARGET(__fork)-2b
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4:
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#ifdef SHARED
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.long __libc_pthread_functions-0b
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#else
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.weak pthread_create
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.long pthread_create
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#endif
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PSEUDO_END(__vfork)
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libc_hidden_def (__vfork)
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larl %r1,__libc_pthread_functions
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lg %r1,0(%r1)
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#else
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.weak __pthread_fork
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larl %r1,__pthread_fork
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.weak pthread_create
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larl %r1,pthread_create
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#endif
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ltgr %r1,%r1
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jgne HIDDEN_JUMPTARGET(__fork)
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mov.l .Lpthread_func, r0
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mov.l @(r0,r12), r0
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#else
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mov.l .Lpthread_fork, r0
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mov.l .Lpthread_create, r0
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#endif
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tst r0, r0
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bf .Lhidden_fork
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@ -53,8 +53,9 @@ ENTRY (__vfork)
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.Lpthread_func:
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.long __libc_pthread_functions@GOTOFF
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#else
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.Lpthread_fork:
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.long __pthread_fork
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.Lpthread_create:
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.weak pthread_create
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.long pthread_create
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#endif
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.Lhidden_fork:
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#ifdef SHARED
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.LLGETPC0:
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retl
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addl %o7, %o0, %o0
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add %o7, %o0, %o0
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#endif
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ENTRY(__vfork)
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#ifdef SHARED
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@ -38,9 +38,9 @@ ENTRY(__vfork)
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ld [%o2], %o2
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cmp %o2, 0
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#else
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.weak __pthread_fork
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sethi %hi(__pthread_fork), %o0
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orcc %o0, %lo(__pthread_fork), %o0
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.weak pthread_create
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sethi %hi(pthread_create), %o0
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orcc %o0, %lo(pthread_create), %o0
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#endif
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#if defined SHARED && !defined BROKEN_SPARC_WDISP22
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bne HIDDEN_JUMPTARGET(__fork)
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@ -48,7 +48,7 @@ ENTRY(__vfork)
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bne 1f
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#endif
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mov __NR_vfork, %g1
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ta 0x10;
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ta 0x10
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bcs __syscall_error_handler
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nop
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sub %o1, 1, %o1
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#ifdef SHARED
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.LLGETPC0:
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retl
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addl %o7, %o0, %o0
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add %o7, %o0, %o0
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#endif
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ENTRY(__vfork)
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#ifdef SHARED
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@ -38,9 +38,9 @@ ENTRY(__vfork)
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cmp %o2, 0
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bne HIDDEN_JUMPTARGET(__fork)
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#else
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.weak __pthread_fork
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sethi %hi(__pthread_fork), %o0
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or %o0, %lo(__pthread_fork), %o0
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.weak pthread_create
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sethi %hi(pthread_create), %o0
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or %o0, %lo(pthread_create), %o0
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brnz,pn %o0, 1f
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#endif
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mov __NR_vfork, %g1
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#ifdef SHARED
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cmpq $0, __libc_pthread_functions(%rip)
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#else
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.weak __pthread_fork
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movq $__pthread_fork, %rax
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.weak pthread_create
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movq $pthread_create, %rax
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testq %rax, %rax
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#endif
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jne HIDDEN_JUMPTARGET (__fork)
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@ -1 +1 @@
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NPTL 0.20 by Ulrich Drepper
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NPTL 0.21 by Ulrich Drepper
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