66715f834c
1998-05-28 00:53 Zack Weinberg <zack@rabi.phys.columbia.edu> * glibcbug.in: Send to bugs@gnu or libc-alpha@cygnus depending on whether this is a stable release or not (keeps snapshot bug reports out of the database). * include/libc-symbols.h: Use __ASSEMBLER__ test macro not ASSEMBLER. * sysdeps/arm/sysdep.h: Likewise. * sysdeps/i386/sysdep.h: Likewise. * sysdeps/m68k/sysdep.h: Likewise. * sysdeps/mach/mips/sysdep.h: Likewise. * sysdeps/mach/sys/reboot.h: Likewise. * sysdeps/mach/sysdep.h: Likewise. * sysdeps/unix/alpha/sysdep.h: Likewise. * sysdeps/unix/bsd/hp/m68k/sysdep.h: Likewise. * sysdeps/unix/bsd/osf/alpha/sysdep.h: Likewise. * sysdeps/unix/bsd/sequent/i386/sysdep.h: Likewise. * sysdeps/unix/bsd/sony/newsos/m68k/sysdep.h: Likewise. * sysdeps/unix/bsd/sun/m68k/sysdep.h: Likewise. * sysdeps/unix/bsd/vax/sysdep.h: Likewise. * sysdeps/unix/i386/sysdep.h: Likewise. * sysdeps/unix/mips/sysdep.h: Likewise. * sysdeps/unix/sparc/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/alpha/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/arm/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/i386/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/m68k/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise. * sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.h: Likewise. 1998-05-27 Mark Kettenis <kettenis@phys.uva.nl> * mach/Machrules: Use $(move-if-change). 1998-05-27 Mark Kettenis <kettenis@phys.uva.nl> * Makeconfig [elf=yes] (+interp): New variable, set to interp.os. * Makerules (lib%.so): Depend on $(+interp). (libc.so): Add interp.os to list of dependencies. (interp-obj): Remove variable. * mach/Machrules (+interp): Define to empty since libhurduser and libmachuser don't need to have the interpreter set. 1998-05-28 Andreas Jaeger <aj@arthur.rhein-neckar.de> * resolv/res_send.c: Security fixes from bind 4.9.7-REL. * resolv/gethnamaddr.c: Likewise. * resolv/res_comp.c: Likewise. 1998-05-28 Mark Kettenis <kettenis@phys.uva.nl> * sysdeps/mach/hurd/wait4.c (__wait4): Use ANSI-style definition so that transparent union works.
83 lines
2.7 KiB
C
83 lines
2.7 KiB
C
/* System call interface code for Sequent Symmetry running Dynix version 3.
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Copyright (C) 1993, 1995, 1997 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 not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <sysdeps/unix/i386/sysdep.h>
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#ifdef __ASSEMBLER__
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/* Get the symbols for system call interrupts. */
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#include <machine/trap.h>
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/* Use the BSD versions of system calls, by setting the high 16 bits
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of the syscall number (see /usr/include/syscall.h). */
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#define SYS_HANDLER (SYS_bsd << 16)
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/* Dynix uses an interrupt interface to system calls.
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"int $T_SVCn" are syscall interfaces for 0-6 arg functions.
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(see /usr/include/machine/trap.h). */
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#undef DO_CALL
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#ifdef __STDC__
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#define DO_CALL(syscall_name, args) \
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movl $(SYS_HANDLER | SYS_##syscall_name), %eax; \
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int $T_SVC##args;
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#else
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#define DO_CALL(syscall_name, args) \
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movl $(SYS_HANDLER | SYS_/**/syscall_name), %eax; \
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int $T_SVC/**/args;
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#endif
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#undef PSEUDO
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#define PSEUDO(name, syscall_name, args) \
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.text; \
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.globl syscall_error; \
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.align 4; \
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ENTRY (name) \
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ARGS (args) \
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DO_CALL (syscall_name, args) \
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jb syscall_error
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/* For one and two-argument calls, Dynix takes the arguments in %ecx and
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%edx. For 3-6 argument calls, Dynix takes the address of the first
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argument in %ecx. */
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#ifdef __STDC__
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#define ARGS(n) ARGS_##n
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#else
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#define ARGS(n) ARGS_/**/n
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#endif
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#define ARGS_0
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#define ARGS_1 movl 4(%esp), %ecx;
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#define ARGS_2 movl 4(%esp), %ecx; movl 8(%esp), %edx;
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#define ARGS_3 leal 4(%esp), %ecx;
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#define ARGS_4 ARGS_3
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#define ARGS_5 ARGS_3
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#define ARGS_6 ARGS_3
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/* Dynix reverses %ecx and %edx relative to most i386 Unices. */
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#undef r1
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#define r1 %ecx /* Secondary return-value register. */
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#undef scratch
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#define scratch %edx /* Call-clobbered register for random use. */
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#endif /* __ASSEMBLER__ */
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