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initial import
This commit is contained in:
Roland McGrath
47
sysdeps/unix/bsd/vax/brk.S
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47
sysdeps/unix/bsd/vax/brk.S
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/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <sysdep.h>
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#ifndef SYS_brk
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#define SYS_brk 17
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#endif
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#ifndef HAVE_GNU_LD
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#define __end _end
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#endif
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.data
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.globl ___curbrk
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___curbrk:
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.long __end
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.text
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ENTRY (__brk)
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cmpl 4(ap), __end
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bgeq 0f
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movl __env, 4(ap)
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0: chmk $SYS_brk
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bcs 1f
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movl 4(ap), ___curbrk
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clrl r0
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ret
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1:
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jmp syscall_error
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weak_alias (__brk, brk)
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28
sysdeps/unix/bsd/vax/pipe.S
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28
sysdeps/unix/bsd/vax/pipe.S
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/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <sysdep.h>
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SYSCALL__ (pipe, 1)
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movl 4(ap), r2
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movl r0, (r2)+
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movl r1, (r2)
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clrl r0
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ret
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weak_alias (__pipe, pipe)
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35
sysdeps/unix/bsd/vax/sysdep.S
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35
sysdeps/unix/bsd/vax/sysdep.S
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/* Copyright (C) 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#define _ERRNO_H
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#include <errnos.h>
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.globl _errno
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.globl syscall_error
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syscall_error:
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#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
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/* We translate the system's EWOULDBLOCK error into EAGAIN.
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The GNU C library always defines EWOULDBLOCK==EAGAIN.
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EWOULDBLOCK_sys is the original number. */
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cmpl r0, $EWOULDBLOCK_sys
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bne 0f
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movl $EAGAIN, r0
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#endif
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0: movl r0, _errno
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mnegl $1, r0
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ret
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55
sysdeps/unix/bsd/vax/sysdep.h
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55
sysdeps/unix/bsd/vax/sysdep.h
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/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <sysdeps/unix/sysdep.h>
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#ifdef ASSEMBLER
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#ifdef __STDC__
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#define ENTRY(name) \
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.globl _##name; \
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.even; \
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_##name##:
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#else
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#define ENTRY(name) \
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.globl _/**/name; \
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.even; \
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_/**/name/**/:
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#endif
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#ifdef __STDC__
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#define PSEUDO(name, syscall_name, args) \
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.even; \
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.globl syscall_error \
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error: jmp syscall_error; \
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ENTRY (name) \
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chmk $SYS_##syscall_name \
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bcs error
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#else
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#define PSEUDO(name, syscall_name, args) \
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.even; \
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.globl syscall_error \
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error: jmp syscall_error; \
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ENTRY (name) \
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chmk $SYS_/**/syscall_name \
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bcs error
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#endif
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#define MOVE(x,y) movl x , y
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#endif /* ASSEMBLER */
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27
sysdeps/unix/bsd/vax/wait.S
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27
sysdeps/unix/bsd/vax/wait.S
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@ -0,0 +1,27 @@
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/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <sysdep.h>
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SYSCALL__ (wait, 1)
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movl 4(ap), r2
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beq 1f
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movl r1, (r2)
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1: ret
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weak_alias (__wait, wait)
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37
sysdeps/unix/bsd/vax/wait3.S
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37
sysdeps/unix/bsd/vax/wait3.S
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@ -0,0 +1,37 @@
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/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <sysdep.h>
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ENTRY(___wait3)
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movel 8(ap), r1
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movel 12(ap), r0
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/* Set all condition codes to tell the kernel this is wait3. */
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bispsw $15
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chmk $SYS_wait
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bcs error
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movl 4(ap), r2
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beq 1f
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movl r1, (r2)
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1: ret
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.globl syscall_error
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error: jmp syscall_error
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weak_alias (__wait3, wait3)
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