Changed option name '-l' to '-x' as this option should also go into canplayer.

Cosmetics in print_help().

diff --git a/cangen.c b/cangen.c
index 0df4398..ae09e94 100644 (file)
--- a/cangen.c
+++ b/cangen.c
@@ -77,21 +77,21 @@ void print_usage(char *prg)
 {
     fprintf(stderr, "\n%s: generate random CAN frames\n\n", prg);
     fprintf(stderr, "Usage: %s [can-interface]\n", prg);
-    fprintf(stderr, "Options: -g <ms>       (gap in milli seconds)   "
+    fprintf(stderr, "Options: -g <ms>       (gap in milli seconds)  "
            "default: %d\n", DEFAULT_GAP);
-    fprintf(stderr, "         -e            (extended frame mode)    "
+    fprintf(stderr, "         -e            (extended frame mode)   "
            "default: standard frame format \n");
-    fprintf(stderr, "         -I            (fixed CAN ID)           "
+    fprintf(stderr, "         -I            (fixed CAN ID)          "
            "default: 0x123\n");
-    fprintf(stderr, "         -D            (fixed CAN Data)         "
+    fprintf(stderr, "         -D            (fixed CAN Data)        "
            "default: 01 23 45 67 89 AB CD EF\n");
-    fprintf(stderr, "         -L            (fixed CAN DLC)          "
+    fprintf(stderr, "         -L            (fixed CAN DLC)         "
            "default: 8\n");
-    fprintf(stderr, "         -f <canframe> (other fixed CAN frame)  "
+    fprintf(stderr, "         -f <canframe> (other fixed CAN frame) "
            "default: 123#0123456789ABCDEF\n");
-    fprintf(stderr, "         -l            (local loopback disable) "
-           "default: loopback\n");
-    fprintf(stderr, "         -v            (verbose)                "
+    fprintf(stderr, "         -x            (disable loopback)      "
+           "default: standard loopback\n");
+    fprintf(stderr, "         -v            (verbose)               "
            "default: don't print sent frames\n");
 }
 
@@ -125,7 +125,7 @@ int main(int argc, char **argv)
     signal(SIGHUP, sigterm);
     signal(SIGINT, sigterm);
 
-    while ((opt = getopt(argc, argv, "g:eIDLf:lv")) != -1) {
+    while ((opt = getopt(argc, argv, "g:eIDLf:xv")) != -1) {
        switch (opt) {
        case 'g':
            gap = strtoul(optarg, NULL, 10);
@@ -159,7 +159,7 @@ int main(int argc, char **argv)
            verbose = 1;
            break;
 
-       case 'l':
+       case 'x':
            loopback_disable = 1;
            break;