src/s/sol2-3.h

   1 /* Definitions file for GNU Emacs running on Solaris 2.3.
   2
   3    Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   4                  2008, 2009, 2010  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 #include "usg5-4.h"
  22
  23 #define SOLARIS2
  24
  25 /* This triggers a conditional in xfaces.c.  */
  26 #define XOS_NEEDS_TIME_H
  27
  28 #define POSIX
  29
  30 #define LIBS_SYSTEM -lsocket -lnsl -lkstat
  31
  32 /* Prefer kstat over kvm in getloadavg.c, kstat doesn't require root.
  33    ghazi@caip.rutgers.edu, 7/21/97.  Don't redefine if already defined
  34    (e.g., by config.h). */
  35 #ifndef HAVE_LIBKSTAT
  36 #define HAVE_LIBKSTAT
  37 #endif
  38
  39 /* inoue@ainet.or.jp says Solaris has a bug related to X11R6-style
  40    XIM support.  */
  41
  42 #define INHIBIT_X11R6_XIM
  43
  44 /* Must use the system's termcap, if we use any termcap.
  45    It does special things.  */
  46
  47 #ifndef TERMINFO
  48 #define LIBS_TERMCAP -ltermcap
  49 #endif
  50
  51 #define USE_MMAP_FOR_BUFFERS 1
  52
  53 #ifndef __GNUC__
  54 #define LD_SWITCH_SYSTEM -L /usr/ccs/lib LD_SWITCH_X_SITE_AUX
  55 /* eggert thinks all versions of SunPro C allowed this.  */
  56 #define C_DEBUG_SWITCH -g -O
  57 #else /* GCC */
  58 /* We use ./prefix-args because we don't know whether LD_SWITCH_X_SITE_AUX
  59    has anything in it.  It can be empty.
  60    This works ok in src.  Luckily lib-src does not use LD_SWITCH_SYSTEM.  */
  61 #define LD_SWITCH_SYSTEM -L /usr/ccs/lib \
  62  `./prefix-args -Xlinker LD_SWITCH_X_SITE_AUX`
  63 #endif /* GCC */
  64
  65 /* Info from fnf@cygnus.com suggests this is appropriate.  */
  66 #define POSIX_SIGNALS
  67
  68 /* We don't need the definition from usg5-4.h with POSIX_SIGNALS.  */
  69 #undef sigsetmask
  70
  71 /* This is the same definition as in usg5-4.h, but with sigblock/sigunblock
  72    rather than sighold/sigrelse, which appear to be BSD4.1 specific and won't
  73    work if POSIX_SIGNALS is defined.  It may also be appropriate for SVR4.x
  74    (x<2) but I'm not sure.   fnf@cygnus.com */
  75 /* This sets the name of the slave side of the PTY.  On SysVr4,
  76    grantpt(3) forks a subprocess, so keep sigchld_handler() from
  77    intercepting that death.  If any child but grantpt's should die
  78    within, it should be caught after sigrelse(2). */
  79
  80 #undef PTY_TTY_NAME_SPRINTF
  81 #define PTY_TTY_NAME_SPRINTF                    \
  82   {                                             \
  83     char *ptsname (), *ptyname;                 \
  84                                                 \
  85     sigblock (sigmask (SIGCLD));                \
  86     if (grantpt (fd) == -1)                     \
  87       { emacs_close (fd); return -1; }          \
  88     sigunblock (sigmask (SIGCLD));              \
  89     if (unlockpt (fd) == -1)                    \
  90       { emacs_close (fd); return -1; }          \
  91     if (!(ptyname = ptsname (fd)))              \
  92       { emacs_close (fd); return -1; }          \
  93     strncpy (pty_name, ptyname, sizeof (pty_name)); \
  94     pty_name[sizeof (pty_name) - 1] = 0;        \
  95   }
  96
  97 /* arch-tag: a8fe2e15-e517-49cb-a863-f346b80885fe
  98    (do not change this comment) */