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tools: dumpimage: Provide more feedback on error

The dumpimage utility errors out in a number of places without providing
sufficient feedback to allow the user to easily determine what they have
done wrong. Add addtional error messages to make the cause of the failure
more obvious.

Signed-off-by: Martyn Welch <martyn.welch@collabora.com>
Martyn Welch 5 gadi atpakaļ
vecāks
revīzija
57a608e969
1 mainītis faili ar 9 papildinājumiem un 2 dzēšanām
  1. 9 2
      tools/dumpimage.c

+ 9 - 2
tools/dumpimage.c

@@ -80,6 +80,8 @@ int main(int argc, char **argv)
 		case 'T':
 			params.type = genimg_get_type_id(optarg);
 			if (params.type < 0) {
+				fprintf(stderr, "%s: Invalid type\n",
+					params.cmdname);
 				usage();
 			}
 			break;
@@ -101,8 +103,10 @@ int main(int argc, char **argv)
 		}
 	}
 
-	if (optind >= argc)
+	if (optind >= argc) {
+		fprintf(stderr, "%s: image file missing\n", params.cmdname);
 		usage();
+	}
 
 	/* set tparams as per input type_id */
 	tparams = imagetool_get_type(params.type);
@@ -117,8 +121,11 @@ int main(int argc, char **argv)
 	 * as per image type to be generated/listed
 	 */
 	if (tparams->check_params) {
-		if (tparams->check_params(&params))
+		if (tparams->check_params(&params)) {
+			fprintf(stderr, "%s: Parameter check failed\n",
+				params.cmdname);
 			usage();
+		}
 	}
 
 	if (params.iflag)