CodeSonar : Pvm : Unreachable Call

Categories:	LANG.STRUCT.UC CWE:561
Warning ID:	2653.2698
Procedure:	pvmgetroot
Trace:	View
Modified:	Wed Sep 2 12:42:38 2009 show details hide details

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Warning Location Contributes Parse Error Other Warning Two or More Loop Iterations On Execution Path Comment Macro Preprocessor Include Keyword Preprocessed Away

Source | Language: C

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Line	Source

		/u1/paul/SATE/2010/c/pvm/pvm3/src/pvmcruft.c

		Enter pvmgetroot

879		char *
880		pvmgetroot ()
881		{
882		static char *rd = 0;
883
884		if (!rd) {
885
886		#ifdef IMA_CSPP
887
888		struct stat buf;
889
890		rd = STRALLOC("/usr/convex/pvm");
891		if (stat(rd, &buf) == -1) {
892		pvmlogperror(
893		"Unable to default PVM_ROOT to /usr/convex/pvm");
894		pvmbailout(0);
895		exit(1); /* the other meaning of bail out */
896		}
897		pvmputenv("PVM_ROOT=/usr/convex/pvm");
898		pvmlogerror("Defaulting PVM_ROOT to /usr/convex/pvm");
899
900		#else
901
902		#ifdef CYGWIN
903		rd = getenv("PVM_ROOT_U");
904		#else
905		rd = getenv("PVM_ROOT");
906		#endif
907
908		#ifdef WIN32
909		if (!rd)
910		rd = read_pvmregistry("PVM_ROOT");
911		#endif
912
913		#endif
914
915		if (!rd) {
916		pvmlogerror ("PVM_ROOT environment variable not set.\n");
917		pvmbailout (0);
918		exit(1); /* the other meaning of bail out / / Unreachable Call */
919		}
920		}
921
922		return rd;
923		}