diff --git a/tools/addpnm2fimg.c b/tools/addpnm2fimg.c
index 510c4a7..03bcb39 100644
--- a/tools/addpnm2fimg.c
+++ b/tools/addpnm2fimg.c
@@ -29,7 +29,7 @@ fimg_describe(&dst, "created fimg from dump");
 foo = fimg_load_from_pnm(srcname, &src, 0);
 if (foo) fprintf(stderr, "create src fimg from '%s' -> %d\n", dstname, foo);
 #if DEBUG_LEVEL
-fimg_describe(&qrc, "created fimg from PNM");
+fimg_describe(&src, "created fimg from PNM");
 #endif
 
 // fprintf(stderr, "src is %dx%d\n", src.width, src.height); 
diff --git a/tools/cumulfimgs.c b/tools/cumulfimgs.c
index 5ac8c36..500dce6 100644
--- a/tools/cumulfimgs.c
+++ b/tools/cumulfimgs.c
@@ -5,30 +5,85 @@
 #include  "../floatimg.h"
 
 int		verbosity;
+
+int		g_width, g_height;
+
+/* --------------------------------------------------------------------- */
+int testfile(char *path)
+{
+int		foo, numbers[3];
+
+foo = fimg_fileinfos(path, numbers);
+if (foo) {
+#if DEBUG_LEVEL
+	fprintf(stderr, "%s -> err %d\n", path, foo);
+#endif
+	return foo;
+	}
+
+fprintf(stderr, "\t\t%d x %d\n",numbers[0], numbers[1]);
+
+if (3 != numbers[2]) {
+	fprintf(stderr, "file %s, %d : bad type\n", path, numbers[2]);
+	return -7;
+	}
+
+
+ 
+return foo;
+}
 /* --------------------------------------------------------------------- */
 void help(int v)
 {
 puts("options :");
 puts("\t-v\tincrease verbosity");
 puts("\t-o\tname of output file");
+puts("\t-s\tname of source file");
 
 if (verbosity) { puts(""); fimg_print_version(1); }
 }
 /* --------------------------------------------------------------------- */
 int main(int argc, char *argv[])
 {
-int		foo;
+int		foo, idx;
 int		opt;
 char		*output_file = "noname.fimg";
+char		*source_file = "noname.fimg";
 
-while ((opt = getopt(argc, argv, "ho:v")) != -1) {
+
+g_width = g_height = 0;
+
+while ((opt = getopt(argc, argv, "ho:s:v")) != -1) {
 	switch(opt) {
 		case 'h':	help(0);			break;
 		case 'o':	output_file = optarg;		break;
+		case 's':	source_file = optarg;		break;
 		case 'v':	verbosity++;			break;
 		}
 	}
 
+#if DEBUG_LEVEL
+fprintf(stderr, "argc = %d, optind = %d\n", argc, optind);
+#endif
+
+
+foo = testfile(source_file);
+fprintf(stderr, "Source %s -> %d\n", source_file, foo);
+
+foo = testfile(output_file);
+fprintf(stderr, "Output %s -> %d\n", output_file, foo);
+
+
+
+for (idx=optind; idx<argc; idx++) {
+
+	fprintf(stderr, "%5d   %s\n", idx, argv[idx]);
+
+	foo = testfile(argv[idx]);
+	fprintf(stderr, "testfile %s -> %d\n", argv[idx],foo);
+
+	}
+
 return 0;
 }
 /* --------------------------------------------------------------------- */
diff --git a/tools/fimgstats.c b/tools/fimgstats.c
index 96cb4d3..14ab9b5 100644
--- a/tools/fimgstats.c
+++ b/tools/fimgstats.c
@@ -85,7 +85,9 @@ if (argc == 1) {
 	}
 
 foo = various_numbers_from_file(argv[optind], 0);
-
+if (foo) {
+	fprintf(stderr, "got a %d ?\n", foo);
+	}
 return 0;
 }
 /* --------------------------------------------------------------------- */
diff --git a/tools/mkfimg.c b/tools/mkfimg.c
index 697d996..5c03df8 100644
--- a/tools/mkfimg.c
+++ b/tools/mkfimg.c
@@ -4,22 +4,38 @@
 
 #include  "../floatimg.h"
 
-/* --------------------------------------------------------------------- */
+int		verbosity;
 
+/* --------------------------------------------------------------------- */
+void help(int lj)
+{
+fimg_print_version(1);
+
+exit(0);
+}
+/* --------------------------------------------------------------------- */
 int main(int argc, char *argv[])
 {
-int		foo;
+int		foo, opt;
 int		width, height;
 char		*fname;
 FloatImg	fimg;
 
+while ((opt = getopt(argc, argv, "ho:v")) != -1) {
+	switch(opt) {
+		case 'h':	help(0);			break;
+		case 'v':	verbosity++;			break;
+		}
+	}
+
 if (4 != argc) {
 	fimg_print_version(1);
 	fprintf(stderr, "Usage:\n\t%s quux.fimg width height\n", argv[0]);
 	exit(1);
 	}
-fname = argv[1];
-width = atoi(argv[2]);		height = atoi(argv[3]);	
+
+fname = argv[optind];
+width = atoi(argv[optind+1]);	height = atoi(argv[optind+2]);	
 fprintf(stderr, "making  '%s'  %d x %d\n", fname, width, height);
 
 foo = fimg_create(&fimg, width, height, 3);
@@ -31,7 +47,7 @@ fimg_clear(&fimg);
 
 foo = fimg_dump_to_file(&fimg, fname, 0);
 if (foo) {
-	fprintf(stderr, "dump floatimg -> %d\n", foo);
+	fprintf(stderr, "dump fimg -> %d\n", foo);
 	exit(1);
 	}