Changeset 9406 in orxonox.OLD for trunk/src/util/signal_handler.cc

Timestamp:

Jul 24, 2006, 11:09:47 AM (18 years ago)

Author:

bensch

Message:

orxonox/trunk: merged the proxy back

merged with commandsvn merge -r9346:HEAD ​https://svn.orxonox.net/orxonox/branches/proxy .

no conflicts

File:

• trunk/src/util/signal_handler.cc (modified) (10 diffs)

trunk/src/util/signal_handler.cc

@@ -27 +27 @@
 }
 
-void SignalHandler::doCatch( std::string appName )
+/**
+ * register signal handlers for SIGSEGV and SIGABRT
+ * @param appName path to executable eg argv[0]
+ * @param fileName filename to append backtrace to
+ */
+void SignalHandler::doCatch( const std::string & appName, const std::string & fileName )
 {
   this->appName = appName;
+  this->fileName = fileName;
+  
+  // make sure doCatch is only called once without calling dontCatch
+  assert( sigRecList.size() == 0 );
 
   catchSignal( SIGSEGV );
@@ -35 +44 @@
 }
 
+/**
+ * restore previous signal handlers
+ */
 void SignalHandler::dontCatch()
 {
@@ -45 +57 @@
 }
 
+/**
+ * catch signal sig
+ * @param sig signal to catch
+ */
 void SignalHandler::catchSignal( int sig )
 {
@@ -58 +74 @@
 }
 
+/**
+ * sigHandler is called when receiving signals
+ * @param sig 
+ */
 void SignalHandler::sigHandler( int sig )
 {
@@ -167 +187 @@
         )
           charsFound++;
+    else
+      charsFound = 0;
 
     if ( charsFound == 6 )
@@ -183 +205 @@
   write( sigPipe[1], &someData, sizeof(someData) );
 
-  write( gdbIn[1], "bt\nq\n", 5 );
+  write( gdbIn[1], "bt\nk\nq\n", 7 );
 
   
@@ -202 +224 @@
         )
           charsFound++;
+    else
+      charsFound = 0;
 
     if ( charsFound == 6 )
@@ -210 +234 @@
     }
 
-    if ( promptFound == 2 )
+    if ( promptFound == 3 )
     {
       break;
@@ -240 +264 @@
   bt.insert(0, timeString);
   
-  FILE * f = fopen( GDB_BT_FILE, "a" );
+  FILE * f = fopen( getInstance()->fileName.c_str(), "a" );
 
   if ( !f )
   {
-    perror("could not append to " GDB_BT_FILE);
+    perror( ( std::string( "could not append to " ) + getInstance()->fileName ).c_str() );
     exit(EXIT_FAILURE);
   }
@@ -250 +274 @@
   if ( fwrite( bt.c_str(), 1, bt.length(), f ) != bt.length() )
   {
-    printf("could not write %d byte to " GDB_BT_FILE, bt.length());
+    printf( ( std::string("could not write %d byte to ") + getInstance()->fileName ).c_str(), bt.length());
     exit(EXIT_FAILURE);
   }