src/s/sol2-3.h

   1 #include "sol2.h"
   2
   3 /* Solaris 2.3 has a bug in XListFontsWithInfo.  */
   4 #define BROKEN_XLISTFONTSWITHINFO
   5
   6 /* Override LD_SWITCH_SYSTEM: add  -L /usr/ccs/lib to the sol2.h value.  */
   7
   8 #undef LD_SWITCH_SYSTEM
   9
  10 #ifndef __GNUC__
  11 #define LD_SWITCH_SYSTEM -L /usr/ccs/lib LD_SWITCH_X_SITE_AUX
  12 #else /* GCC */
  13 /* We use ./prefix-args because we don't know whether LD_SWITCH_X_SITE_AUX
  14    has anything in it.  It can be empty.
  15    This works ok in src.  Luckily lib-src does not use LD_SWITCH_SYSTEM.  */
  16 #define LD_SWITCH_SYSTEM -L /usr/ccs/lib \
  17  `./prefix-args -Xlinker LD_SWITCH_X_SITE_AUX`
  18 #endif /* GCC */
  19
  20 /* Info from fnf@cygnus.com suggests this is appropriate.  */
  21 #define POSIX_SIGNALS
  22
  23 /* We don't need the definition from usg5-3.h with POSIX_SIGNALS.  */
  24 #undef sigsetmask
  25
  26 /* This is the same definition as in usg5-4.h, but with sigblock/sigunblock
  27    rather than sighold/sigrelse, which appear to be BSD4.1 specific and won't
  28    work if POSIX_SIGNALS is defined.  It may also be appropriate for SVR4.x
  29    (x<2) but I'm not sure.   fnf@cygnus.com */
  30 /* This sets the name of the slave side of the PTY.  On SysVr4,
  31    grantpt(3) forks a subprocess, so keep sigchld_handler() from
  32    intercepting that death.  If any child but grantpt's should die
  33    within, it should be caught after sigrelse(2). */
  34
  35 #undef PTY_TTY_NAME_SPRINTF
  36 #define PTY_TTY_NAME_SPRINTF                    \
  37   {                                             \
  38     char *ptsname (), *ptyname;                 \
  39                                                 \
  40     sigblock (sigmask (SIGCLD));                \
  41     if (grantpt (fd) == -1)                     \
  42       { emacs_close (fd); return -1; }          \
  43     sigunblock (sigmask (SIGCLD));              \
  44     if (unlockpt (fd) == -1)                    \
  45       { emacs_close (fd); return -1; }          \
  46     if (!(ptyname = ptsname (fd)))              \
  47       { emacs_close (fd); return -1; }          \
  48     strncpy (pty_name, ptyname, sizeof (pty_name)); \
  49     pty_name[sizeof (pty_name) - 1] = 0;        \
  50   }