[Emacs-diffs] Changes to emacs/src/s/usg5-4-2.h [lexbind]

[Miles Bader]

Index: emacs/src/s/usg5-4-2.h
diff -c /dev/null emacs/src/s/usg5-4-2.h:1.7.4.1
*** /dev/null   Tue Oct 14 19:23:21 2003
--- emacs/src/s/usg5-4-2.h      Tue Oct 14 19:22:53 2003
***************
*** 0 ****
--- 1,59 ----
+ /* s/ file for System V release 4.2.  */
+ 
+ #include "usg5-4.h"
+ 
+ /* address@hidden says these exist.  */
+ #define HAVE_TCATTR
+ #if 0 /* autoconf should take care of this.  */
+ #define HAVE_GETHOSTNAME
+ #define HAVE_RANDOM
+ #endif
+ /* #define HAVE_GETWD  (appears to be buggy on SVR4.2) */
+ #undef HAVE_GETWD
+ 
+ /* Info from address@hidden suggests this is appropriate.  */
+ #define POSIX_SIGNALS
+ 
+ /* We don't need the definition from usg5-3.h with POSIX_SIGNALS.  */
+ #undef sigsetmask
+ #undef HAVE_SYSV_SIGPAUSE
+ 
+ /* Motif needs -lgen.  */
+ #undef LIBS_SYSTEM
+ #define LIBS_SYSTEM -lsocket -lnsl -lelf -lgen
+ 
+ /* This is the same definition as in usg5-4.h, but with sigblock/sigunblock
+    rather than sighold/sigrelse, which appear to be BSD4.1 specific and won't
+    work if POSIX_SIGNALS is defined.  It may also be appropriate for SVR4.x
+    (x<2) but I'm not sure.   address@hidden */
+ /* This sets the name of the slave side of the PTY.  On SysVr4,
+    grantpt(3) forks a subprocess, so keep sigchld_handler() from
+    intercepting that death.  If any child but grantpt's should die
+    within, it should be caught after sigrelse(2). */
+ 
+ #undef PTY_TTY_NAME_SPRINTF
+ #define PTY_TTY_NAME_SPRINTF                  \
+   {                                           \
+     char *ptsname(), *ptyname;                        \
+                                               \
+     sigblock(sigmask(SIGCLD));                        \
+     if (grantpt(fd) == -1)                    \
+       fatal("could not grant slave pty");     \
+     sigunblock(sigmask(SIGCLD));              \
+     if (unlockpt(fd) == -1)                   \
+       fatal("could not unlock slave pty");    \
+     if (!(ptyname = ptsname(fd)))             \
+       fatal ("could not enable slave pty");   \
+     strncpy(pty_name, ptyname, sizeof(pty_name)); \
+     pty_name[sizeof(pty_name) - 1] = 0;               \
+   }
+ 
+ /* Use libw.a along with X11R6 Xt.  */
+ #define NEED_LIBW
+ 
+ /* address@hidden (Richard Anthony Ryan) says -lXimp
+    is needed in UNIX_SV ... 4.2 1.1.2.  */
+ #define LIB_MOTIF -lXm -lXimp
+ 
+ /* arch-tag: 9bbfcfc1-19be-45a1-9699-af57b87da2c6
+    (do not change this comment) */