src/s/netbsd.h

   1 /* s/ file for netbsd system.
   2
   3    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006,
   4                  2007  Free Software Foundation, Inc.
   5
   6 This file is part of GNU Emacs.
   7
   8 GNU Emacs is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2, or (at your option)
  11 any later version.
  12
  13 GNU Emacs is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GNU Emacs; see the file COPYING.  If not, write to
  20 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  21 Boston, MA 02110-1301, USA.  */
  22
  23
  24 /* Get most of the stuff from bsd4.3 */
  25 #include "bsd4-3.h"
  26
  27 #if defined (__alpha__) && !defined (__ELF__)
  28 #define NO_SHARED_LIBS
  29 #endif
  30
  31 /* For mem-limits.h.  */
  32 #define BSD4_2
  33
  34 #undef KERNEL_FILE
  35 #undef LDAV_SYMBOL
  36 #define HAVE_GETLOADAVG 1
  37
  38 #define HAVE_UNION_WAIT
  39
  40 #define SIGNALS_VIA_CHARACTERS
  41
  42 #define PENDING_OUTPUT_COUNT(FILE) ((FILE)->_p - (FILE)->_bf._base)
  43
  44 /* netbsd uses OXTABS instead of the expected TAB3.  */
  45 #define TABDLY OXTABS
  46 #define TAB3 OXTABS
  47
  48 #define A_TEXT_OFFSET(x) (sizeof (struct exec))
  49 #define A_TEXT_SEEK(hdr) (N_TXTOFF(hdr) + A_TEXT_OFFSET(hdr))
  50
  51 #define HAVE_TERMIOS
  52 #define NO_TERMIO
  53
  54 #define LIBS_DEBUG
  55 /* -lutil is not needed for NetBSD >0.9.  */
  56 /* #define LIBS_SYSTEM -lutil */
  57 #define LIBS_TERMCAP -ltermcap
  58
  59 #define NEED_ERRNO
  60 #define SYSV_SYSTEM_DIR
  61
  62 /* Netbsd has POSIX-style pgrp behavior.  */
  63 #undef BSD_PGRPS
  64
  65 #define GETPGRP_NO_ARG
  66
  67 #if !defined (NO_SHARED_LIBS) && ! defined (__ELF__)
  68 /* These definitions should work for either dynamic or static linking,
  69    whichever is the default for `cc -nostdlib'.  */
  70 #define HAVE_TEXT_START         /* No need to define `start_of_text'.  */
  71 #define START_FILES pre-crt0.o /usr/lib/crt0.o
  72 #define UNEXEC unexsunos4.o
  73 #define RUN_TIME_REMAP
  74
  75 /* Try to make this work for both 0.9 and >0.9.  */
  76 #ifndef N_TRELOFF
  77 #define N_PAGSIZ(x) __LDPGSZ
  78 #define N_BSSADDR(x) (N_ALIGN(x, N_DATADDR(x)+x.a_data))
  79 #define N_TRELOFF(x) N_RELOFF(x)
  80 #endif
  81 #endif /* not NO_SHARED_LIBS and not ELF */
  82
  83 #if !defined (NO_SHARED_LIBS) && defined (__ELF__)
  84 #define START_FILES pre-crt0.o /usr/lib/crt0.o START_FILES_1 /usr/lib/crtbegin.o
  85 #define UNEXEC unexelf.o
  86 #define LIB_STANDARD -lgcc -lc -lgcc /usr/lib/crtend.o END_FILES_1
  87 #undef LIB_GCC
  88 #define LIB_GCC
  89 #endif
  90
  91 #ifdef HAVE_CRTIN
  92 #define START_FILES_1 /usr/lib/crti.o
  93 #define END_FILES_1 /usr/lib/crtn.o
  94 #else
  95 #define START_FILES_1
  96 #define END_FILES_1
  97 #endif
  98
  99 #define HAVE_WAIT_HEADER
 100 #define WAIT_USE_INT
 101
 102 #define AMPERSAND_FULL_NAME
 103
 104 #ifdef __ELF__
 105 /* Here is how to find X Windows.  LD_SWITCH_X_SITE_AUX gives an -R option
 106    says where to find X windows at run time.  We convert it to a -rpath option
 107    which is what OSF1 uses.  */
 108 #define LD_SWITCH_SYSTEM_tmp `echo LD_SWITCH_X_SITE_AUX | sed -e 's/-R/-Wl,-rpath,/'`
 109 #define LD_SWITCH_SYSTEM LD_SWITCH_SYSTEM_tmp -Wl,-rpath,/usr/pkg/lib -L/usr/pkg/lib -Wl,-rpath,/usr/local/lib -L/usr/local/lib
 110
 111 /* The following is needed to make `configure' find Xpm, Xaw3d and
 112    image include and library files if using /usr/bin/gcc.  That
 113    compiler seems to be modified to not find headers in
 114    /usr/local/include or libs in /usr/local/lib by default.  */
 115
 116 #define C_SWITCH_SYSTEM -I/usr/X11R6/include -I/usr/pkg/include -I/usr/local/include -L/usr/pkg/lib -L/usr/local/lib
 117
 118 /* Link temacs with -z nocombreloc so that unexec works right, whether or
 119    not -z combreloc is the default.  GNU ld ignores unknown -z KEYWORD
 120    switches, so this also works with older versions that don't implement
 121    -z combreloc.  */
 122
 123 #define LD_SWITCH_SYSTEM_TEMACS -Wl,-z,nocombreloc
 124
 125 #endif /* __ELF__ */
 126
 127 /* On post 1.3 releases of NetBSD, gcc -nostdlib also clears
 128    the library search parth, i.e. it won't search /usr/lib
 129    for libc and friends. Using -nostartfiles instead avoids
 130    this problem, and will also work on earlier NetBSD releases */
 131
 132 #define LINKER $(CC) -nostartfiles
 133
 134 #define NARROWPROTO 1
 135
 136 #define DEFAULT_SOUND_DEVICE "/dev/audio"
 137
 138 /* Greg A. Woods <woods@weird.com> says we must include signal.h
 139    before syssignal.h is included, to work around interface conflicts
 140    that are handled with CPP __RENAME() macro in signal.h.  */
 141
 142 #ifndef NOT_C_CODE
 143 #include <signal.h>
 144 #endif
 145
 146 /* Don't close pty in process.c to make it as controlling terminal.
 147    It is already a controlling terminal of subprocess, because we did
 148    ioctl TIOCSCTTY.  */
 149
 150 #define DONT_REOPEN_PTY
 151
 152 /* Tell that garbage collector that setjmp is known to save all
 153    registers relevant for conservative garbage collection in the
 154    jmp_buf.  */
 155
 156 #define GC_SETJMP_WORKS 1
 157
 158 /* Use the GC_MAKE_GCPROS_NOOPS (see lisp.h) method.  */
 159
 160 #define GC_MARK_STACK   GC_MAKE_GCPROS_NOOPS
 161
 162 /* Use sigprocmask and friends instead of sigblock;
 163    sigblock is considered obsolete on NetBSD.  */
 164
 165 #define POSIX_SIGNALS   1
 166
 167 /* arch-tag: e80f364a-04e9-4faf-93cb-f36a0fe95c81
 168    (do not change this comment) */