Add unit test for signal handling

root/core/CMakeLists.txt

@@ -5,4 +5,6 @@ ROOTTEST_ADD_TEST(TEnv
 ROOTTEST_ADD_TEST(assertHumanReadable
                   MACRO assertHumanReadable.cxx+
                   OUTREF assertHumanReadable.ref
-                  )
+                  )
+
+ROOTTEST_ADD_TESTDIRS()

root/core/sighandler/CMakeLists.txt

@@ -0,0 +1,17 @@
+ROOTTEST_ADD_TEST(testSigBus
+                  MACRO     testSigBus.C
+                  PASSREGEX "bus error")
+
+ROOTTEST_ADD_TEST(testSigSegV
+                  MACRO     testSigSegV.C
+                  PASSREGEX "segmentation violation")
+
+ROOTTEST_ADD_TEST(testSigIll
+                  MACRO     testSigIll.C
+                  PASSREGEX "illegal instruction")
+
+ROOTTEST_ADD_TEST(testSigFPE
+                  MACRO     testSigFPE.C
+                  PASSREGEX "floating exception")
+
+ROOTTEST_ADD_TESTDIRS()

root/core/sighandler/testSigBus.C

@@ -0,0 +1,30 @@
+#include "TThread.h"
+#include <Riostream.h>
+
+void *handle(void *ptr)
+{
+   long nr = (long) ptr;
+   void *mem = NULL;
+   for (int i = 0; ; i++) {
+      mem = malloc(8);
+      free(mem);
+   }
+   return 0;
+}
+
+void testSigBus()
+{
+   TThread *h1 = new TThread("h1", handle, (void*) 1);
+   h1->Run();
+   TThread *h2 = new TThread("h2", handle, (void*) 2);
+   h2->Run();
+   TThread *h3 = new TThread("h3", handle, (void*) 3);
+   h3->Run();
+
+   kill(getpid(),SIGBUS);
+
+   h1->Join();
+   h2->Join();
+   h3->Join();
+}
+

root/core/sighandler/testSigFPE.C

@@ -0,0 +1,30 @@
+#include "TThread.h"
+#include <Riostream.h>
+
+void *handle(void *ptr)
+{
+   long nr = (long) ptr;
+   void *mem = NULL;
+   for (int i = 0; ; i++) {
+      mem = malloc(8);
+      free(mem);
+   }
+   return 0;
+}
+
+void testSigFPE()
+{
+   TThread *h1 = new TThread("h1", handle, (void*) 1);
+   h1->Run();
+   TThread *h2 = new TThread("h2", handle, (void*) 2);
+   h2->Run();
+   TThread *h3 = new TThread("h3", handle, (void*) 3);
+   h3->Run();
+
+   kill(getpid(),SIGFPE);
+
+   h1->Join();
+   h2->Join();
+   h3->Join();
+}
+

root/core/sighandler/testSigIll.C

@@ -0,0 +1,30 @@
+#include "TThread.h"
+#include <Riostream.h>
+
+void *handle(void *ptr)
+{
+   long nr = (long) ptr;
+   void *mem = NULL;
+   for (int i = 0; ; i++) {
+      mem = malloc(8);
+      free(mem);
+   }
+   return 0;
+}
+
+void testSigIll()
+{
+   TThread *h1 = new TThread("h1", handle, (void*) 1);
+   h1->Run();
+   TThread *h2 = new TThread("h2", handle, (void*) 2);
+   h2->Run();
+   TThread *h3 = new TThread("h3", handle, (void*) 3);
+   h3->Run();
+
+   kill(getpid(),SIGILL);
+
+   h1->Join();
+   h2->Join();
+   h3->Join();
+}
+

root/core/sighandler/testSigSegV.C

@@ -0,0 +1,30 @@
+#include "TThread.h"
+#include <Riostream.h>
+
+void *handle(void *ptr)
+{
+   long nr = (long) ptr;
+   void *mem = NULL;
+   for (int i = 0; ; i++) {
+      mem = malloc(8);
+      free(mem);
+   }
+   return 0;
+}
+
+void testSigSegV()
+{
+   TThread *h1 = new TThread("h1", handle, (void*) 1);
+   h1->Run();
+   TThread *h2 = new TThread("h2", handle, (void*) 2);
+   h2->Run();
+   TThread *h3 = new TThread("h3", handle, (void*) 3);
+   h3->Run();
+
+   kill(getpid(),SIGSEGV);
+
+   h1->Join();
+   h2->Join();
+   h3->Join();
+}
+