Signal handling improvements.

ChangeLog

+Tue Jul 30 16:26:38 1996  Per Cederqvist  <ceder@lysator.liu.se>
+
+	* configure.in: Don't use "-ansi" in compilations -- it appears to
+	be impossible to get both struct sigaction and struct linger on
+	SunOS 5.4 with it.
+	(HAVE_STRUCT_SIGACTION): Define it if struct sigaction can be found.
+	(_POSIX_SOURCE): Define it if needed to get struct sigaction.
+
 Mon Jul 29 00:11:06 1996  Per Cederqvist  <ceder@lysator.liu.se>
 
 	* configure.in (HAVE_ATTRIBUTE_FORMAT_PRINTF): Define it if the

src/server/ChangeLog

+Tue Jul 30 16:31:03 1996  Per Cederqvist  <ceder@lysator.liu.se>
+
+	* ramkomd.c (server_init): Use sigaction instead of signal if
+	available.
+	(go_daemon): Likewise.
+	(main): Likewise.
+	(sighandler_hup): Don't reinstall the signal if sigaction is
+	available.
+	(sighandler_usr1): Likewise.
+	(sighandler_usr2): Likewise.
+
 Mon Jul 29 01:30:17 1996  Per Cederqvist  <ceder@lysator.liu.se>
 
+	* Handle sysv signal semantics:
+	* ramkomd.c (sighandler_hup): Reinstall the SIGHUP handler.
+	(sighandler_usr2): Reinstall the SIGHUSR2 handler.
+
 	* simple-cache.c (init_cache): The local loop variable 'i' must be
 	a long, so that a Text_no fits.  The local variables done,
 	read_text_no and read_conf_no are now of type Bool (not int).