commit 0cd0626de019c8ca288ed8a61a053c0f485c5c5c
author Mike McCormack <mike@codeweavers.com> Wed Mar 01 01:07:04 2006 +0900
committer Alexandre Julliard <julliard@winehq.org> Wed Mar 01 12:35:17 2006 +0100
tree bb3ab3be2206f3ef6c229f11b938b456fe8ce7d8
parent 20a886164f8368af6c47d8891703ff83b6049b29

server: Print a message if wineserver crashes and we don't dump cores.

server/signal.c

diff --git a/server/signal.c b/server/signal.c
index 0c2a579..e12532e 100644
--- a/server/signal.c
+++ b/server/signal.c
@@ -28,6 +28,9 @@
 #ifdef HAVE_SYS_POLL_H
 #include <sys/poll.h>
 #endif
+#ifdef HAVE_SYS_RESOURCE_H
+#include <sys/resource.h>
+#endif
 #include <unistd.h>
 
 #include "file.h"
@@ -215,6 +218,13 @@
     do_signal( handler_sigchld );
 }
 
+/* SIGSEGV handler */
+static void do_sigsegv( int signum )
+{
+    fprintf( stderr, "wineserver crashed, please report this.\n");
+    abort();
+}
+
 /* SIGIO handler */
 #ifdef HAVE_SIGINFO_T_SI_FD
 static void do_sigio( int signum, siginfo_t *si, void *x )
@@ -241,6 +251,17 @@
     return watchdog != 0;
 }
 
+static int core_dump_disabled( void )
+{
+    int r = 0;
+#ifdef RLIMIT_CORE
+    struct rlimit lim;
+
+    r = !getrlimit(RLIMIT_CORE, &lim) && (lim.rlim_cur == 0);
+#endif
+    return r;
+}
+
 void init_signals(void)
 {
     struct sigaction action;
@@ -279,6 +300,11 @@
     action.sa_handler = do_sigterm;
     sigaction( SIGQUIT, &action, NULL );
     sigaction( SIGTERM, &action, NULL );
+    if (core_dump_disabled())
+    {
+        action.sa_handler = do_sigsegv;
+        sigaction( SIGSEGV, &action, NULL );
+    }
     action.sa_handler = SIG_IGN;
     sigaction( SIGXFSZ, &action, NULL );
 #ifdef HAVE_SIGINFO_T_SI_FD