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mirror of https://sourceware.org/git/glibc.git synced 2025-07-29 11:41:21 +03:00
This commit is contained in:
Jakub Jelinek
2007-07-12 18:26:36 +00:00
parent 7d58530341
commit 0ecb606cb6
6215 changed files with 494638 additions and 305010 deletions

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/* Copyright (C) 1992, 1995, 1997, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
#include <sys/asm.h>
#ifndef SYS_brk
#define SYS_brk 17
#endif
#ifndef HAVE_GNU_LD
#define _end end
#endif
.data
ENTRY(__curbrk)
.word 0
.end __curbrk
.text
SYSCALL__(brk, 1)
.set reorder
/* Handle the query case. */
bnez a0, 1f
move a0, v0
1: /* Update __curbrk and exit cleanly. */
PTR_S a0, __curbrk
move v0, zero
jr ra
PSEUDO_END(__brk)
weak_alias (__brk, brk)

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#include <brk.S>

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/* Copyright (C) 1992, 1995, 1997, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
SYSCALL__ (fork, 0)
beq v1, zero, parent /* Branch if parent. */
nop
/* We are the child. Return zero. */
move v0, zero
parent:
ret
PSEUDO_END(__fork)
libc_hidden_def (__fork)
weak_alias (__fork, fork)

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/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdeps/unix/mips/sysdep.h>
/* Note that while it's better structurally, going back to call __syscall_error
can make things confusing if you're debugging---it looks like it's jumping
backwards into the previous fn. */
#ifdef __PIC__
#define PSEUDO(name, syscall_name, args) \
.align 2; \
99: la t9,__syscall_error; \
jr t9; \
ENTRY(name) \
.set noreorder; \
.cpload t9; \
li v0, SYS_ify(syscall_name); \
syscall; \
.set reorder; \
bne a3, zero, 99b; \
L(syse1):
#else
#define PSEUDO(name, syscall_name, args) \
.set noreorder; \
.align 2; \
99: j __syscall_error; \
nop; \
ENTRY(name) \
.set noreorder; \
li v0, SYS_ify(syscall_name); \
syscall; \
.set reorder; \
bne a3, zero, 99b; \
L(syse1):
#endif

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/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Alexandre Oliva <aoliva@redhat.com>.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdeps/unix/mips/sysdep.h>
#ifdef __ASSEMBLER__
/* Note that while it's better structurally, going back to call __syscall_error
can make things confusing if you're debugging---it looks like it's jumping
backwards into the previous fn. */
#ifdef __PIC__
#define PSEUDO(name, syscall_name, args) \
.align 2; \
99:; \
.set noat; \
.cpsetup t9, $1, name; \
.set at; \
la t9,__syscall_error; \
.cpreturn; \
jr t9; \
ENTRY(name) \
li v0, SYS_ify(syscall_name); \
syscall; \
bne a3, zero, 99b; \
L(syse1):
#else
#define PSEUDO(name, syscall_name, args) \
.set noreorder; \
.align 2; \
99: j __syscall_error; \
ENTRY(name) \
.set noreorder; \
li v0, SYS_ify(syscall_name); \
syscall; \
.set reorder; \
bne a3, zero, 99b; \
L(syse1):
#endif
#endif

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/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Alexandre Oliva <aoliva@redhat.com>.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdeps/unix/mips/sysdep.h>
#ifdef __ASSEMBLER__
/* Note that while it's better structurally, going back to call __syscall_error
can make things confusing if you're debugging---it looks like it's jumping
backwards into the previous fn. */
#ifdef __PIC__
#define PSEUDO(name, syscall_name, args) \
.align 2; \
99:; \
.set noat; \
.cpsetup t9, $1, name; \
.set at; \
dla t9,__syscall_error; \
.cpreturn; \
jr t9; \
ENTRY(name) \
li v0, SYS_ify(syscall_name); \
syscall; \
bne a3, zero, 99b; \
L(syse1):
#else
#define PSEUDO(name, syscall_name, args) \
.set noreorder; \
.align 2; \
99: j __syscall_error; \
ENTRY(name) \
.set noreorder; \
li v0, SYS_ify(syscall_name); \
syscall; \
.set reorder; \
bne a3, zero, 99b; \
L(syse1):
#endif
#endif

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/* Copyright (C) 1992, 1995, 1997, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
SYSCALL__ (pipe, 1)
/* Plop in the two descriptors. */
sw v0, 0(a0)
sw v1, 4(a0)
/* Go out with a clean status. */
move v0, zero
j ra
PSEUDO_END(__pipe)
libc_hidden_def (__pipe)
weak_alias (__pipe, pipe)

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#include <sysdep.S>

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/* Copyright (C) 1992, 1994, 1995, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
#ifndef SYS_sigreturn
#define SYS_sigreturn 103
#endif
ENTRY(__sigreturn)
li v0, SYS_sigreturn
syscall
.end __sigreturn
weak_alias (__sigreturn, sigreturn)

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/* Copyright (C) 1992, 1993, 1994, 1997, 1998, 1999, 2000, 2002, 2003
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
#define _ERRNO_H
#include <bits/errno.h>
#include <sys/asm.h>
#ifdef _LIBC_REENTRANT
LOCALSZ= 3
FRAMESZ= (((NARGSAVE+LOCALSZ)*SZREG)+ALSZ)&ALMASK
RAOFF= FRAMESZ-(1*SZREG)
GPOFF= FRAMESZ-(2*SZREG)
V0OFF= FRAMESZ-(3*SZREG)
ENTRY(__syscall_error)
#ifdef __PIC__
.set noat
SETUP_GPX (AT)
.set at
#endif
PTR_SUBU sp, FRAMESZ
.set noat
SETUP_GPX64(GPOFF,AT)
.set at
#ifdef __PIC__
SAVE_GP(GPOFF)
#endif
REG_S v0, V0OFF(sp)
REG_S ra, RAOFF(sp)
#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
/* We translate the system's EWOULDBLOCK error into EAGAIN.
The GNU C library always defines EWOULDBLOCK==EAGAIN.
EWOULDBLOCK_sys is the original number. */
bne v0, EWOULDBLOCK_sys, L(skip)
nop
li v0, EAGAIN
L(skip):
#endif
/* Find our per-thread errno address */
jal __errno_location
/* Store the error value. */
REG_L t0, V0OFF(sp)
sw t0, 0(v0)
/* And just kick back a -1. */
REG_L ra, RAOFF(sp)
RESTORE_GP64
PTR_ADDU sp, FRAMESZ
li v0, -1
j ra
END(__syscall_error)
#else /* _LIBC_REENTRANT */
ENTRY(__syscall_error)
#ifdef __PIC__
SETUP_GPX (AT)
#endif
SETUP_GPX64 (t9, AT)
#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
/* We translate the system's EWOULDBLOCK error into EAGAIN.
The GNU C library always defines EWOULDBLOCK==EAGAIN.
EWOULDBLOCK_sys is the original number. */
bne v0, EWOULDBLOCK_sys, L(skip)
li v0, EAGAIN
L(skip):
#endif
/* Store it in errno... */
sw v0, errno
/* And just kick back a -1. */
li v0, -1
RESTORE_GP64
j ra
END(__syscall_error)
#endif /* _LIBC_REENTRANT */

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/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003, 2004
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sgidefs.h>
#include <sysdeps/unix/sysdep.h>
#ifdef __ASSEMBLER__
#include <regdef.h>
#define ENTRY(name) \
.globl name; \
.align 2; \
.ent name,0; \
name##:
#undef END
#define END(function) \
.end function; \
.size function,.-function
#define ret j ra ; nop
#undef PSEUDO_END
#define PSEUDO_END(sym) .end sym; .size sym,.-sym
#define PSEUDO_NOERRNO(name, syscall_name, args) \
.align 2; \
ENTRY(name) \
.set noreorder; \
li v0, SYS_ify(syscall_name); \
syscall
#undef PSEUDO_END_NOERRNO
#define PSEUDO_END_NOERRNO(sym) .end sym; .size sym,.-sym
#define ret_NOERRNO ret
#define PSEUDO_ERRVAL(name, syscall_name, args) \
.align 2; \
ENTRY(name) \
.set noreorder; \
li v0, SYS_ify(syscall_name); \
syscall
#undef PSEUDO_END_ERRVAL
#define PSEUDO_END_ERRVAL(sym) .end sym; .size sym,.-sym
#define ret_ERRVAL ret
#define r0 v0
#define r1 v1
/* The mips move insn is d,s. */
#define MOVE(x,y) move y , x
#if _MIPS_SIM == _ABIO32
# define L(label) $L ## label
#else
# define L(label) .L ## label
#endif
#endif

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/* Copyright (C) 1992, 1994, 1995, 1997, 2002, 2003
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
.set noreorder
ENTRY(__wait)
/* Prep it for wait. */
move a1, zero
move a2, zero
li v0, SYS_wait
syscall
beqz a3, L(noerror)
nop
j __syscall_error
nop
L(noerror):
/* If the arg is not NULL, store v1 there. */
beqz a0, L(noarg)
nop
sw v1, 0(a0)
nop
L(noarg):
ret
.end __wait
weak_alias (__wait, wait)