X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Futil%2Fsignal.c;h=c3bb718bfb5a274279eb6a1ae257163e573b5fc5;hb=a5750919060a5ca7a6367e1d95a68a852a555056;hp=c8d6e04cd4a2ea446b12f5da9d941a4f9fa26b9e;hpb=1d943b33c95c2d3f366d50e22e8b134029d5a579;p=oweals%2Fgnunet.git

diff --git a/src/util/signal.c b/src/util/signal.c
index c8d6e04cd..c3bb718bf 100644
--- a/src/util/signal.c
+++ b/src/util/signal.c
@@ -28,6 +28,9 @@
 #include "gnunet_common.h"
 #include "gnunet_signal_lib.h"
 
+#define LOG(kind,...) GNUNET_log_from (kind, "util", __VA_ARGS__)
+
+
 struct GNUNET_SIGNAL_Context
 {
   int sig;
@@ -47,6 +50,7 @@ struct GNUNET_SIGNAL_Context *
 GNUNET_SIGNAL_handler_install (int signum, GNUNET_SIGNAL_Handler handler)
 {
   struct GNUNET_SIGNAL_Context *ret;
+
 #ifndef MINGW
   struct sigaction sig;
 #endif
@@ -55,6 +59,7 @@ GNUNET_SIGNAL_handler_install (int signum, GNUNET_SIGNAL_Handler handler)
   ret->sig = signum;
   ret->method = handler;
 #ifndef MINGW
+  memset (&sig, 0, sizeof (sig));
   sig.sa_handler = (void *) handler;
   sigemptyset (&sig.sa_mask);
 #ifdef SA_INTERRUPT
@@ -67,7 +72,15 @@ GNUNET_SIGNAL_handler_install (int signum, GNUNET_SIGNAL_Handler handler)
   if (signum == GNUNET_SIGCHLD)
     w32_sigchld_handler = handler;
   else
-    signal (signum, handler);
+  {
+    __p_sig_fn_t sigret = signal (signum, (__p_sig_fn_t) handler);
+
+    if (sigret == SIG_ERR)
+    {
+      LOG (GNUNET_ERROR_TYPE_WARNING, _("signal (%d, %p) returned %d.\n"),
+           signum, handler, sigret);
+    }
+  }
 #endif
   return ret;
 }