[Emacs-diffs] /srv/bzr/emacs/trunk r100983: Cleanup syssignal.h.

[Dan Nicolaescu]

------------------------------------------------------------
revno: 100983
committer: Dan Nicolaescu <address@hidden>
branch nick: trunk
timestamp: Thu 2010-08-05 16:22:18 -0700
message:
  Cleanup syssignal.h.
  * src/syssignal.h (sighold, sigrelse, RETSIGTYPE): Remove, unused.
  (main_thread): Move down to remove #ifdef.
  (SIGMASKTYPE, SIGEMPTYMASK, SIGFULLMASK, sigmask, sigunblock):
  Remove conditional definition following unconditional ones.
modified:
  src/ChangeLog
  src/syssignal.h

=== modified file 'src/ChangeLog'
--- a/src/ChangeLog     2010-08-05 23:15:24 +0000
+++ b/src/ChangeLog     2010-08-05 23:22:18 +0000
@@ -1,5 +1,11 @@
 2010-08-05  Dan Nicolaescu  <address@hidden>
 
+       Cleanup syssignal.h.
+       * syssignal.h (sighold, sigrelse, RETSIGTYPE): Remove, unused.
+       (main_thread): Move down to remove #ifdef.
+       (SIGMASKTYPE, SIGEMPTYMASK, SIGFULLMASK, sigmask, sigunblock):
+       Remove conditional definition following unconditional ones.
+
        * lisp.h: Remove HAVE_SHM code, unused.
        (QCmap, QCrehash_size, QCrehash_threshold, QCsize, QCtest)
        (QCweakness, Qabove_handle, Qbackquote, Qbar, Qbelow_handle)

=== modified file 'src/syssignal.h'
--- a/src/syssignal.h   2010-07-25 00:20:51 +0000
+++ b/src/syssignal.h   2010-08-05 23:22:18 +0000
@@ -26,10 +26,6 @@
 #define FORWARD_SIGNAL_TO_MAIN_THREAD
 #endif
 
-#ifdef FORWARD_SIGNAL_TO_MAIN_THREAD
-extern pthread_t main_thread;
-#endif
-
 /* Don't #include <signal.h>.  That header should always be #included
    before "config.h", because some configuration files (like s/hpux.h)
    indicate that SIGIO doesn't work by #undef-ing SIGIO.  If this file
@@ -69,15 +65,9 @@
 #ifndef sigsetmask
 #define sigsetmask(SIG)  sys_sigsetmask (SIG)
 #endif
-#define sighold(SIG)     ONLY_USED_IN_BSD_4_1
-#define sigrelse(SIG)    ONLY_USED_IN_BSD_4_1
 #undef signal
 #define signal(SIG,ACT)      sys_signal(SIG,ACT)
 
-/* Whether this is what all systems want or not, this is what
-   appears to be assumed in the source, for example data.c:arith_error.  */
-typedef RETSIGTYPE (*signal_handler_t) (int);
-
 signal_handler_t sys_signal (int signal_number, signal_handler_t action);
 sigset_t sys_sigblock   (sigset_t new_mask);
 sigset_t sys_sigunblock (sigset_t new_mask);
@@ -85,27 +75,6 @@
 
 #define sys_sigdel(MASK,SIG) sigdelset (&MASK,SIG)
 
-#ifndef SIGMASKTYPE
-#define SIGMASKTYPE int
-#endif
-
-#ifndef SIGEMPTYMASK
-#define SIGEMPTYMASK (0)
-#endif
-
-#ifndef SIGFULLMASK
-#define SIGFULLMASK (0xffffffff)
-#endif
-
-#ifndef sigmask
-#define sigmask(no) (1L << ((no) - 1))
-#endif
-
-#ifndef sigunblock
-#define sigunblock(SIG) \
-{ SIGMASKTYPE omask = sigblock (SIGFULLMASK); sigsetmask (omask & ~SIG); }
-#endif
-
 #define sigfree() sigsetmask (SIGEMPTYMASK)
 
 #if defined (SIGINFO) && defined (BROKEN_SIGINFO)
@@ -164,6 +133,7 @@
 #endif
 
 #ifdef FORWARD_SIGNAL_TO_MAIN_THREAD
+extern pthread_t main_thread;
 #define SIGNAL_THREAD_CHECK(signo)                                      \
   do {                                                                  \
     if (!pthread_equal (pthread_self (), main_thread))                 \