Index: trunk/src/sch-rnd/build_run.c
===================================================================
--- trunk/src/sch-rnd/build_run.c	(revision 2548)
+++ trunk/src/sch-rnd/build_run.c	(revision 2549)
@@ -203,7 +203,7 @@
 }
 
 /* Catches signals which abort the program. */
-void csch_catch_signal(int Signal)
+void sch_rnd_catch_signal(int Signal)
 {
 	const char *s;
 
Index: trunk/src/sch-rnd/build_run.h
===================================================================
--- trunk/src/sch-rnd/build_run.h	(revision 2548)
+++ trunk/src/sch-rnd/build_run.h	(revision 2549)
@@ -53,6 +53,6 @@
    as a last resort from the OS */
 const char *csch_author(void);
 
-void csch_catch_signal(int Signal);
+void sch_rnd_catch_signal(int Signal);
 
 #endif
Index: trunk/src/sch-rnd/sch-rnd.c
===================================================================
--- trunk/src/sch-rnd/sch-rnd.c	(revision 2548)
+++ trunk/src/sch-rnd/sch-rnd.c	(revision 2549)
@@ -28,6 +28,7 @@
 
 #include <stdlib.h>
 #include <stdio.h>
+#include <signal.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 
@@ -58,6 +59,7 @@
 
 #include "conf_core.h"
 #include "crosshair.h"
+#include "build_run.h"
 #include "sheet.h"
 #include "draw.h"
 #include "font.h"
@@ -225,6 +227,39 @@
 }
 
 
+/* initialize signal and error handlers */
+static void main_sighand_init(void)
+{
+#ifdef RND_HAVE_SIGHUP
+	signal(SIGHUP, sch_rnd_catch_signal);
+#endif
+#ifdef RND_HAVE_SIGQUIT
+	signal(SIGQUIT, sch_rnd_catch_signal);
+#endif
+#ifdef RND_HAVE_SIGTERM
+	signal(SIGTERM, sch_rnd_catch_signal);
+#endif
+#ifdef RND_HAVE_SIGINT
+	signal(SIGINT, sch_rnd_catch_signal);
+#endif
+
+#ifdef NDEBUG
+/* so that we get a core dump on segfault in debug mode */
+#	ifdef RND_HAVE_SIGABRT
+		signal(SIGABRT, sch_rnd_catch_signal);
+#	endif
+#	ifdef RND_HAVE_SIGSEGV
+		signal(SIGSEGV, sch_rnd_catch_signal);
+#	endif
+#endif
+
+/* calling external program by popen() may cause a PIPE signal, so we ignore it */
+#ifdef RND_HAVE_SIGPIPE
+	signal(SIGPIPE, SIG_IGN);
+#endif
+}
+
+
 static void gui_support_plugins(int load)
 {
 	static int loaded = 0;
@@ -438,6 +473,8 @@
 		}
 	}
 
+	main_sighand_init();
+
 	if (rnd_main_exported(&ga, &def_sheet->hidlib, 0)) {
 		sch_rnd_main_uninit();
 		rnd_main_args_uninit(&ga);