[Emacs-diffs] Changes to emacs/src/s/irix6-5.h,v

[Dan Nicolaescu]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Changes by:     Dan Nicolaescu <dann>   08/02/24 18:53:07

Index: src/s/irix6-5.h
===================================================================
RCS file: /cvsroot/emacs/emacs/src/s/irix6-5.h,v
retrieving revision 1.13
retrieving revision 1.14
diff -u -b -r1.13 -r1.14
--- src/s/irix6-5.h     8 Jan 2008 20:45:11 -0000       1.13
+++ src/s/irix6-5.h     24 Feb 2008 18:53:00 -0000      1.14
@@ -22,19 +22,117 @@
 
 
 #define IRIX6_5                        /* used in m/iris4d */
-#include "irix5-0.h"
+#include "usg5-4.h"
+
+#undef sigsetmask  /* use sys_sigsetmask */
+#undef _longjmp /* use system versions, not conservative aliases */
+#undef _setjmp
+
+#define SETPGRP_RELEASES_CTTY
+
+#ifdef LIBS_SYSTEM
+#undef LIBS_SYSTEM
+#endif
+
+#ifdef LIB_STANDARD
+#undef LIB_STANDARD
+#endif
+
+#ifdef SYSTEM_TYPE
+#undef SYSTEM_TYPE
+#endif
+#define SYSTEM_TYPE "irix"
+
+#ifdef SETUP_SLAVE_PTY
+#undef SETUP_SLAVE_PTY
+#endif
+
+/* address@hidden says this is needed.  */
+/* Make process_send_signal work by "typing" a signal character on the pty.  */
+#define SIGNALS_VIA_CHARACTERS
+
+/* SGI has all the fancy wait stuff, but we can't include sys/wait.h
+   because it defines BIG_ENDIAN and LITTLE_ENDIAN (ugh!.)  Instead
+   we'll just define WNOHANG right here.
+   (An implicit decl is good enough for wait3.)  */
+
+/* #define WNOHANG             0x1 */
+
+/* No need to use sprintf to get the tty name--we get that from _getpty.  */
+#ifdef PTY_TTY_NAME_SPRINTF
+#undef PTY_TTY_NAME_SPRINTF
+#endif
+#define PTY_TTY_NAME_SPRINTF
+/* No need to get the pty name at all.  */
+#ifdef PTY_NAME_SPRINTF
+#undef PTY_NAME_SPRINTF
+#endif
+#define PTY_NAME_SPRINTF
+#ifdef emacs
+char *_getpty();
+#endif
+/* We need only try once to open a pty.  */
+#define PTY_ITERATION
+/* Here is how to do it.  */
+#define PTY_OPEN                                           \
+{                                                          \
+  struct sigaction ocstat, cstat;                          \
+  char * name;                                             \
+  sigemptyset(&cstat.sa_mask);                             \
+  cstat.sa_handler = SIG_DFL;                              \
+  cstat.sa_flags = 0;                                      \
+  sigaction(SIGCLD, &cstat, &ocstat);                      \
+  name = _getpty (&fd, O_RDWR | O_NDELAY, 0600, 0);        \
+  sigaction(SIGCLD, &ocstat, (struct sigaction *)0);       \
+  if (name == 0)                                           \
+    return -1;                                             \
+  if (fd < 0)                                              \
+    return -1;                                             \
+  if (fstat (fd, &stb) < 0)                                \
+    return -1;                                             \
+  strcpy (pty_name, name);                                 \
+}
+
+/* Since we use POSIX constructs in PTY_OPEN, we must force POSIX
+   throughout. */
+#define POSIX_SIGNALS
+
+/* Info from address@hidden (Simon Leinen) suggests this is needed.  */
+#define GETPGRP_NO_ARG
+
+/* Ulimit(UL_GMEMLIM) is busted...  */
+#define ULIMIT_BREAK_VALUE 0x14000000
+
+/* Tell process_send_signal to use VSUSP instead of VSWTCH.  */
+#define PREFER_VSUSP
+
+/* define MAIL_USE_FLOCK if the mailer uses flock
+   to interlock access to /usr/spool/mail/$USER.
+   The alternative is that a lock file named
+   /usr/spool/mail/$USER.lock.  */
+
+#define MAIL_USE_FLOCK
+
+/* -g used not to work on Irix unless you used gas, and since gcc
+   warns if you use it, turn off the warning.  */
+/* -g does now work, at least on recent Irix 6 versions with gcc 2.95;
+    I'm not sure about Irix 5 -- fx  */
+#ifdef __GNUC__
+#define C_DEBUG_SWITCH
+#endif
+
+#define NARROWPROTO 1
+
+#define USE_MMAP_FOR_BUFFERS 1
+
+/* arch-tag: ad0660e0-acf8-46ae-b866-4f3df5b1101b
+   (do not change this comment) */
+
 
 #if _MIPS_SZLONG == 64         /* -mabi=64 (gcc) or -64 (MIPSpro) */
 #define _LP64                  /* lisp.h takes care of the rest */
 #endif /* _MIPS_SZLONG */
 
-/* This macro definition, which we inherited from irix5-0.h,
-   is needed in configure on Irix 5, but gets in the way there
-   on Irix 6.  So get rid of it except in Makefile.in where we need it.  */
-#ifndef THIS_IS_MAKEFILE
-#undef C_SWITCH_SYSTEM
-#endif
-
 /* The only supported 32-bit configuration of GCC under IRIX6.x produces
    n32 MIPS ABI binaries and also supports -g. */
 #ifdef __GNUC__
@@ -51,9 +149,6 @@
 
 #undef SA_RESTART
 
-/* Cancel the #define that is in irix5-0.h.  */
-#undef ospeed
-
 #undef TIOCSIGSEND             /* defined in usg5-4.h */
 
 /* Tested on Irix 6.5.  SCM worked on earlier versions.  */