Fixes for more robust handling of command-line parse errors.

[u/mdw/putty] / scp.c

diff --git a/scp.c b/scp.c
index dc43961..ea81f01 100644 (file)
--- a/scp.c
+++ b/scp.c
@@ -2166,7 +2166,7 @@ void cmdline_error(char *p, ...)
     va_start(ap, p);
     vfprintf(stderr, p, ap);
     va_end(ap);
-    fputc('\n', stderr);
+    fprintf(stderr, "\n      try typing just \"pscp\" for help\n");
     exit(1);
 }
 
@@ -2219,8 +2219,9 @@ int main(int argc, char *argv[])
        } else if (strcmp(argv[i], "--") == 0) {
            i++;
            break;
-       } else
-           usage();
+       } else {
+           cmdline_error("unknown option \"%s\"", argv[i]);
+       }
     }
     argc -= i;
     argv += i;