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,
   4                  2007, 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, 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 #include "sol2.h"
  25
  26 /* Solaris 2.3 has a bug in XListFontsWithInfo.  */
  27 #define BROKEN_XLISTFONTSWITHINFO
  28
  29 /* Override LD_SWITCH_SYSTEM: add  -L /usr/ccs/lib to the sol2.h value.  */
  30
  31 #undef LD_SWITCH_SYSTEM
  32
  33 #ifndef __GNUC__
  34 #define LD_SWITCH_SYSTEM -L /usr/ccs/lib LD_SWITCH_X_SITE_AUX
  35 #else /* GCC */
  36 /* We use ./prefix-args because we don't know whether LD_SWITCH_X_SITE_AUX
  37    has anything in it.  It can be empty.
  38    This works ok in src.  Luckily lib-src does not use LD_SWITCH_SYSTEM.  */
  39 #define LD_SWITCH_SYSTEM -L /usr/ccs/lib \
  40  `./prefix-args -Xlinker LD_SWITCH_X_SITE_AUX`
  41 #endif /* GCC */
  42
  43 /* Info from fnf@cygnus.com suggests this is appropriate.  */
  44 #define POSIX_SIGNALS
  45
  46 /* We don't need the definition from usg5-3.h with POSIX_SIGNALS.  */
  47 #undef sigsetmask
  48
  49 /* This is the same definition as in usg5-4.h, but with sigblock/sigunblock
  50    rather than sighold/sigrelse, which appear to be BSD4.1 specific and won't
  51    work if POSIX_SIGNALS is defined.  It may also be appropriate for SVR4.x
  52    (x<2) but I'm not sure.   fnf@cygnus.com */
  53 /* This sets the name of the slave side of the PTY.  On SysVr4,
  54    grantpt(3) forks a subprocess, so keep sigchld_handler() from
  55    intercepting that death.  If any child but grantpt's should die
  56    within, it should be caught after sigrelse(2). */
  57
  58 #undef PTY_TTY_NAME_SPRINTF
  59 #define PTY_TTY_NAME_SPRINTF                    \
  60   {                                             \
  61     char *ptsname (), *ptyname;                 \
  62                                                 \
  63     sigblock (sigmask (SIGCLD));                \
  64     if (grantpt (fd) == -1)                     \
  65       { emacs_close (fd); return -1; }          \
  66     sigunblock (sigmask (SIGCLD));              \
  67     if (unlockpt (fd) == -1)                    \
  68       { emacs_close (fd); return -1; }          \
  69     if (!(ptyname = ptsname (fd)))              \
  70       { emacs_close (fd); return -1; }          \
  71     strncpy (pty_name, ptyname, sizeof (pty_name)); \
  72     pty_name[sizeof (pty_name) - 1] = 0;        \
  73   }
  74
  75 /* arch-tag: a8fe2e15-e517-49cb-a863-f346b80885fe
  76    (do not change this comment) */