Ignore SIGPIPE.

Try to figure out why we get periodic crashes on IsoView disconnect.


git-svn-id: http://svn.cactuscode.org/arrangements/CactusPUGHIO/IsoSurfacer/trunk@18 bfcf8e34-485d-4d46-a995-1fd6fa6fb178

1 files changed, 16 insertions, 1 deletions

diff --git a/src/Sockets.c b/src/Sockets.c
index 05d96ed..7556424 100644
--- a/src/Sockets.c
+++ b/src/Sockets.c
@@ -41,6 +41,10 @@
 #endif /* HAVE_WINSOCK2_H */
 #include <errno.h>
 
+#ifndef WIN32
+#include <signal.h>
+#endif
+
 #include "IsoSurfacerInit.h"
 #include "IsoSurfacerGH.h"
 
@@ -370,9 +374,18 @@ IsoCommand *Iso_PollCommand(cGH *GH,IsoCommand *cmd){
   /* get next command on the control socket list */
   for(this = controlsocklist; this; this = this->next){
     if(FD_ISSET (this->filedes, &read_fd_set)){
+      int r;
+      /* puts("StartIsoRead"); */
+      r=Iso_Read(this,cmd->buffer,64+64+64);
+      /* puts("EndIsoRead"); */
       /* Data arriving on an already-connected socket. */
-      if (Iso_Read (this, cmd->buffer,64+64+64) <= 0){
+      if (r <= 0){
+	puts("Destroy Socket");
 	SocketDestroy(this, &controlsocklist);
+	puts("done destroy");
+	if(controlsocklist==NULL) puts("*********It did the right thing");
+	else puts("*******baaad socket... bad bad bad...");
+	return NULL;
       }
       else return cmd; /* return immediately with the new command (first available) */
     }
@@ -930,6 +943,8 @@ static int InitialiseTCP(void)
 
 static int InitialiseTCP(void)
 {
+  /* Make sure we ignore SIGPIPE */
+  signal(SIGPIPE,SIG_IGN);
   return 0;
 }