fix error exit codes

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@18707 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/bin/chkbfs/chkbfs.cpp

@@ -39,7 +39,7 @@ openDevice(const char *name)
 
 	int device = open(name, O_RDONLY);
 	if (device < 0)
-		fprintf(stderr, "%s: could not open \"%s\": %s\n", gProgramName, name, strerror(device));
+		fprintf(stderr, "%s: could not open \"%s\": %s\n", gProgramName, name, strerror(errno));
 	else {
 		uint32 version;
 		if (ioctl(device, BFS_IOCTL_VERSION, &version) < B_OK) {
@@ -119,7 +119,7 @@ main(int argc, char **argv)
 	if (argc < 2 || !strcmp(argv[1], "--help"))
 	{
 		printUsage();
-		return -1;
+		return 1;
 	}
 
 	control.magic = BFS_IOCTL_CHECK_MAGIC;
@@ -152,13 +152,13 @@ main(int argc, char **argv)
 
 	int device = openDevice(argv[0]);
 	if (device < 0)
-	    return -1;
+	    return 1;
 
 	// start checking
 
 	if (startChecking(device, control) < B_OK) {
 		close(device);
-		return -1;
+		return 1;
 	}
 
 	// reset all counters
@@ -208,7 +208,7 @@ main(int argc, char **argv)
 
 	if (stopChecking(device, control) < B_OK) {
 		close(device);
-		return -1;
+		return 1;
 	}
 
 	// print stats

src/bin/fdinfo.cpp

@@ -143,7 +143,7 @@ main(int argc, char **argv)
 			if (device < 0) {
 				fprintf(stderr, "%s: could not find device: %s\n", __progname,
 					strerror(errno));
-				return -1;
+				return 1;
 			}
 			mode = kFilterDevice;
 			if (argv[1][1] == 'D')
@@ -154,7 +154,7 @@ main(int argc, char **argv)
 			if (::stat(argv[2], &stat) < 0) {
 				fprintf(stderr, "%s: could not open file: %s\n", __progname,
 					strerror(errno));
-				return -1;
+				return 1;
 			}
 			device = stat.st_dev;
 			node = stat.st_ino;

src/bin/rmattr.cpp

@@ -33,7 +33,7 @@ usage()
 		"\t'attr' is the name of an attribute of the file\n"
 		"\tIf '-p' is specified, 'attr' is regarded as a pattern.\n", kProgramName);
 
-	exit(0);	
+	exit(1);	
 }
 
 
@@ -110,7 +110,7 @@ main(int32 argc, const char **argv)
 		if (fd < 0) {
 			fprintf(stderr, "%s: can\'t open file %s to remove attribute: %s\n", 
 				kProgramName, argv[i], strerror(errno));
-			return 0;
+			return 1;
 		}
 
 		if (remove_attribute(fd, argv[attr], isPattern) != B_OK) {