[svn-r17667] Bug 1656 fix:

added a signal handler to the tcheck_version to intercept the abort signal from
H5check_version.  Some systems would prints extra messages and/or core dump if
the abort signal is not handled. This eliminates those unwanted side effect.

Tested: h5committested.

1 files changed, 22 insertions, 3 deletions

diff --git a/test/tcheck_version.c b/test/tcheck_version.c
index 7a34b26..d8894b3 100644
--- a/test/tcheck_version.c
+++ b/test/tcheck_version.c
@@ -25,14 +25,19 @@
  *
  * Programmer: Albert Cheng
  *             September 20, 2009
+ * Modifications:
+ *   Added abort signal intercept. AKC - 2009/10/16 -
  */
 
-
-#include <stdlib.h>
-#include "hdf5.h"
+#include "h5test.h"
 
 #define	progname	"tcheck_version"
 
+/* prototypes */
+void showhelp(void);
+void parse(int ac, char **av);
+void abort_intercept (int UNUSED sig);
+
 /* global variables */
 unsigned	major = H5_VERS_MAJOR;
 unsigned	minor = H5_VERS_MINOR;
@@ -90,10 +95,24 @@ parse(int ac, char **av)
     }
 }
 
+/* Handler for SIGABRT - catch the abort signal supposedly from check_version()
+ * and exit(134).  134 would have been the return code in Unix systems.
+ * This handles the abort signal instead letting it interrupt the OS because
+ * some systems may produce extra messages and/or produce core dump.
+ * This tries to eliminate those side effects.
+ */
+void
+abort_intercept (int UNUSED sig)
+{
+    HDexit(134);
+}
+
 int
 main(int ac, char **av)
 {
     parse(ac, av);
+    HDsignal(SIGABRT, &abort_intercept);
     H5check_version(major, minor, release);
+    HDsignal(SIGABRT, SIG_DFL);
     return 0;
 }