src/s/netbsd.h

   1 /* s/ file for netbsd system.
   2
   3    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   4                  2008  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 3 of the License, or
  11 (at your option) 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.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21
  22 /* Get most of the stuff from bsd4.3 */
  23 #include "bsd4-3.h"
  24
  25 #if defined (__alpha__) && !defined (__ELF__)
  26 #define NO_SHARED_LIBS
  27 #endif
  28
  29 /* For mem-limits.h.  */
  30 #define BSD4_2
  31
  32 #undef KERNEL_FILE
  33 #undef LDAV_SYMBOL
  34 #define HAVE_GETLOADAVG 1
  35
  36 #define HAVE_UNION_WAIT
  37
  38 #define SIGNALS_VIA_CHARACTERS
  39
  40 #define PENDING_OUTPUT_COUNT(FILE) ((FILE)->_p - (FILE)->_bf._base)
  41
  42 /* netbsd uses OXTABS instead of the expected TAB3.  */
  43 #define TABDLY OXTABS
  44 #define TAB3 OXTABS
  45
  46 #define A_TEXT_OFFSET(x) (sizeof (struct exec))
  47 #define A_TEXT_SEEK(hdr) (N_TXTOFF(hdr) + A_TEXT_OFFSET(hdr))
  48
  49 #define HAVE_TERMIOS
  50 #define NO_TERMIO
  51
  52 #define LIBS_DEBUG
  53 /* -lutil is not needed for NetBSD >0.9.  */
  54 /* #define LIBS_SYSTEM -lutil */
  55 #define LIBS_TERMCAP -ltermcap
  56
  57 #define NEED_ERRNO
  58 #define SYSV_SYSTEM_DIR
  59
  60 /* Netbsd has POSIX-style pgrp behavior.  */
  61 #undef BSD_PGRPS
  62
  63 #define GETPGRP_NO_ARG
  64
  65 #if !defined (NO_SHARED_LIBS) && ! defined (__ELF__)
  66 /* These definitions should work for either dynamic or static linking,
  67    whichever is the default for `cc -nostdlib'.  */
  68 #define HAVE_TEXT_START         /* No need to define `start_of_text'.  */
  69 #define START_FILES pre-crt0.o /usr/lib/crt0.o
  70 #define UNEXEC unexsunos4.o
  71 #define RUN_TIME_REMAP
  72
  73 /* Try to make this work for both 0.9 and >0.9.  */
  74 #ifndef N_TRELOFF
  75 #define N_PAGSIZ(x) __LDPGSZ
  76 #define N_BSSADDR(x) (N_ALIGN(x, N_DATADDR(x)+x.a_data))
  77 #define N_TRELOFF(x) N_RELOFF(x)
  78 #endif
  79 #endif /* not NO_SHARED_LIBS and not ELF */
  80
  81 #if !defined (NO_SHARED_LIBS) && defined (__ELF__)
  82 #define START_FILES pre-crt0.o /usr/lib/crt0.o START_FILES_1 /usr/lib/crtbegin.o
  83 #define UNEXEC unexelf.o
  84 #define LIB_STANDARD -lgcc -lc -lgcc /usr/lib/crtend.o END_FILES_1
  85 #undef LIB_GCC
  86 #define LIB_GCC
  87 #endif
  88
  89 #ifdef HAVE_CRTIN
  90 #define START_FILES_1 /usr/lib/crti.o
  91 #define END_FILES_1 /usr/lib/crtn.o
  92 #else
  93 #define START_FILES_1
  94 #define END_FILES_1
  95 #endif
  96
  97 #define HAVE_WAIT_HEADER
  98 #define WAIT_USE_INT
  99
 100 #define AMPERSAND_FULL_NAME
 101
 102 #ifdef __ELF__
 103 /* Here is how to find X Windows.  LD_SWITCH_X_SITE_AUX gives an -R option
 104    says where to find X windows at run time.  We convert it to a -rpath option
 105    which is what OSF1 uses.  */
 106 #define LD_SWITCH_SYSTEM_tmp `echo LD_SWITCH_X_SITE_AUX | sed -e 's/-R/-Wl,-rpath,/'`
 107 #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
 108
 109 /* The following is needed to make `configure' find Xpm, Xaw3d and
 110    image include and library files if using /usr/bin/gcc.  That
 111    compiler seems to be modified to not find headers in
 112    /usr/local/include or libs in /usr/local/lib by default.  */
 113
 114 #define C_SWITCH_SYSTEM -I/usr/X11R6/include -I/usr/pkg/include -I/usr/local/include -L/usr/pkg/lib -L/usr/local/lib
 115
 116 /* Link temacs with -z nocombreloc so that unexec works right, whether or
 117    not -z combreloc is the default.  GNU ld ignores unknown -z KEYWORD
 118    switches, so this also works with older versions that don't implement
 119    -z combreloc.  */
 120
 121 #define LD_SWITCH_SYSTEM_TEMACS -Wl,-z,nocombreloc
 122
 123 #endif /* __ELF__ */
 124
 125 /* On post 1.3 releases of NetBSD, gcc -nostdlib also clears
 126    the library search parth, i.e. it won't search /usr/lib
 127    for libc and friends. Using -nostartfiles instead avoids
 128    this problem, and will also work on earlier NetBSD releases */
 129
 130 #define LINKER $(CC) -nostartfiles
 131
 132 #define NARROWPROTO 1
 133
 134 #define DEFAULT_SOUND_DEVICE "/dev/audio"
 135
 136 /* Greg A. Woods <woods@weird.com> says we must include signal.h
 137    before syssignal.h is included, to work around interface conflicts
 138    that are handled with CPP __RENAME() macro in signal.h.  */
 139
 140 #ifndef NOT_C_CODE
 141 #include <signal.h>
 142 #endif
 143
 144 /* Don't close pty in process.c to make it as controlling terminal.
 145    It is already a controlling terminal of subprocess, because we did
 146    ioctl TIOCSCTTY.  */
 147
 148 #define DONT_REOPEN_PTY
 149
 150 /* Tell that garbage collector that setjmp is known to save all
 151    registers relevant for conservative garbage collection in the
 152    jmp_buf.  */
 153
 154 #define GC_SETJMP_WORKS 1
 155
 156 /* Use the GC_MAKE_GCPROS_NOOPS (see lisp.h) method.  */
 157
 158 #define GC_MARK_STACK   GC_MAKE_GCPROS_NOOPS
 159
 160 /* Use sigprocmask and friends instead of sigblock;
 161    sigblock is considered obsolete on NetBSD.  */
 162
 163 #define POSIX_SIGNALS   1
 164
 165 /* arch-tag: e80f364a-04e9-4faf-93cb-f36a0fe95c81
 166    (do not change this comment) */