diff options
Diffstat (limited to 'libc/sysdeps/linux/i386')
| -rw-r--r-- | libc/sysdeps/linux/i386/bits/uClibc_arch_features.h | 3 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i386/bits/wchar.h | 25 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i386/crt1.S | 20 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i386/sigaction.c | 7 |
4 files changed, 24 insertions, 31 deletions
diff --git a/libc/sysdeps/linux/i386/bits/uClibc_arch_features.h b/libc/sysdeps/linux/i386/bits/uClibc_arch_features.h index cd80c87bf..5b6c2fc78 100644 --- a/libc/sysdeps/linux/i386/bits/uClibc_arch_features.h +++ b/libc/sysdeps/linux/i386/bits/uClibc_arch_features.h @@ -11,9 +11,6 @@ /* can your target use syscall6() for mmap ? */ #undef __UCLIBC_MMAP_HAS_6_ARGS__ -/* does your target use statx */ -#undef __UCLIBC_HAVE_STATX__ - /* does your target align 64bit values in register pairs ? (32bit arches only) */ #undef __UCLIBC_SYSCALL_ALIGN_64BIT__ diff --git a/libc/sysdeps/linux/i386/bits/wchar.h b/libc/sysdeps/linux/i386/bits/wchar.h deleted file mode 100644 index b94fc7a3f..000000000 --- a/libc/sysdeps/linux/i386/bits/wchar.h +++ /dev/null @@ -1,25 +0,0 @@ -/* wchar_t type related definitions. - Copyright (C) 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _BITS_WCHAR_H -#define _BITS_WCHAR_H 1 - -#define __WCHAR_MIN (-2147483647l - 1l) -#define __WCHAR_MAX (2147483647l) - -#endif /* bits/wchar.h */ diff --git a/libc/sysdeps/linux/i386/crt1.S b/libc/sysdeps/linux/i386/crt1.S index 35a6552e8..decc68967 100644 --- a/libc/sysdeps/linux/i386/crt1.S +++ b/libc/sysdeps/linux/i386/crt1.S @@ -67,6 +67,9 @@ #endif .type main,%function .type __uClibc_main,%function +#ifdef L_rcrt1 +.type reloc_static_pie,%function +#endif _start: /* Clear the frame pointer. The ABI suggests this be done, to mark the outermost frame obviously. */ @@ -100,6 +103,23 @@ _start: pop %ebx addl $_GLOBAL_OFFSET_TABLE_+[.-.L0],%ebx +#ifdef L_rcrt1 + /* We cannot rely on _DYNAMIC being usable here due to RELRO. + Instead we calculate the load address based off a symbol + that we know will exist, _start. */ + pushl %ecx /* Save ecx so it won't get clobbered */ + pushl %ebx /* Save ebx so it won't get clobbered */ + xorl %ecx, %ecx /* Clear ecx */ + addl _start@GOT(%ebx), %ecx /* Get the offset of _start */ + movl _start@GOT(%ebx), %eax /* Get the run time address of _start */ + subl %ecx, %eax /* Subtract to find the load address */ + pushl %eax /* Pass the load address */ + call reloc_static_pie@PLT + popl %eax /* Clean up from function call */ + popl %ebx /* Restore the GOT address */ + popl %ecx /* restore ecx */ +#endif + /* Push address of our own entry points to .fini and .init. */ pushl _fini@GOT(%ebx) pushl _init@GOT(%ebx) diff --git a/libc/sysdeps/linux/i386/sigaction.c b/libc/sysdeps/linux/i386/sigaction.c index cf6daa787..515ef99f2 100644 --- a/libc/sysdeps/linux/i386/sigaction.c +++ b/libc/sysdeps/linux/i386/sigaction.c @@ -31,15 +31,16 @@ extern void restore_rt(void) __asm__ ("__restore_rt") attribute_hidden; extern void restore(void) __asm__ ("__restore") attribute_hidden; -/* If ACT is not NULL, change the action for SIG to *ACT. +/* If ACT is not NULL, change mask, handler and flags for SIG to ACT's If OACT is not NULL, put the old action for SIG in *OACT. */ int __libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oact) { struct sigaction kact; if (act) { - memcpy(&kact, act, sizeof(kact)); - kact.sa_flags |= SA_RESTORER; + memcpy(&kact.sa_mask, &act->sa_mask, sizeof(sigset_t)); + kact.sa_handler = act->sa_handler; + kact.sa_flags = act->sa_flags; kact.sa_restorer = (act->sa_flags & SA_SIGINFO) ? &restore_rt : &restore; act = &kact; } |