--- ray/src/util/ranimate.c	1996/02/20 16:13:53	2.10
+++ ray/src/util/ranimate.c	1996/05/20 11:50:19	2.12
@@ -1,4 +1,4 @@
-/* Copyright (c) 1995 Regents of the University of California */
+/* Copyright (c) 1996 Regents of the University of California */
 
 #ifndef lint
 static char SCCSid[] = "$SunId$ LBL";
@@ -118,7 +118,9 @@ struct pslot	*findpslot();
 VIEW	*getview();
 char	*getexp();
 
+extern time_t	fdate(), time();
 
+
 main(argc, argv)
 int	argc;
 char	*argv[];
@@ -175,8 +177,11 @@ char	*argv[];
 		argv[i] = vval(NEXTANIM);	/* just change input file */
 		if (!silent)
 			printargs(argc, argv, stdout);
-		execvp(progname, argv);		/* pass to next */
-		quit(1);			/* shouldn't return */
+		if ((argv[0] = getpath(progname,getenv("PATH"),X_OK)) == NULL)
+			fprintf(stderr, "%s: command not found\n", progname);
+		else
+			execv(progname, argv);
+		quit(1);
 	}
 	quit(0);
 userr:
@@ -187,13 +192,13 @@ userr:
 
 getastat()			/* check/set animation status */
 {
-	char	buf[256];
+	char	sfname[256];
 	FILE	*fp;
 
-	sprintf(buf, "%s/%s", vval(DIRECTORY), SFNAME);
-	if ((fp = fopen(buf, "r")) == NULL) {
+	sprintf(sfname, "%s/%s", vval(DIRECTORY), SFNAME);
+	if ((fp = fopen(sfname, "r")) == NULL) {
 		if (errno != ENOENT) {
-			perror(buf);
+			perror(sfname);
 			return(-1);
 		}
 		astat.rnext = astat.fnext = astat.tnext = 0;
@@ -231,6 +236,11 @@ getastat()			/* check/set animation status */
 				progname, astat.cfname);
 		return(-1);
 	}
+						/* check control file mods. */
+	if (!nowarn && fdate(cfname) > fdate(sfname))
+		fprintf(stderr,
+			"%s: warning - control file modified since last run\n",
+				progname);
 setours:					/* set our values */
 	strcpy(astat.host, myhostname());
 	astat.pid = getpid();
@@ -238,7 +248,7 @@ setours:					/* set our values */
 	return(0);
 fmterr:
 	fprintf(stderr, "%s: format error in status file \"%s\"\n",
-			progname, buf);
+			progname, sfname);
 	fclose(fp);
 	return(-1);
 }