wget: Fix --version wrapping issue

[wget] / src / main.c

diff --git a/src/main.c b/src/main.c
index 2b42d2d7235eda6c1d7295b974423a6bb13c1084..6b71a20d3b7b50060930e5c3dff04121c39472f8 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -714,6 +714,9 @@ Recursive download:\n"),
     N_("\
   -k,  --convert-links      make links in downloaded HTML or CSS point to\n\
                             local files.\n"),
+    N_("\
+  --backups=N   before writing file X, rotate up to N backup files.\n"),
+
 #ifdef __VMS
     N_("\
   -K,  --backup-converted   before converting file X, back up as X_orig.\n"),
@@ -837,15 +840,16 @@ format_and_print_line (const char *prefix, const char *line,
 
   assert (prefix != NULL);
   assert (line != NULL);
+  assert (line_length > TABULATION);
 
   line_dup = xstrdup (line);
 
-  if (line_length <= 0)
-    line_length = MAX_CHARS_PER_LINE - TABULATION;
-
   if (printf ("%s", prefix) < 0)
     return -1;
-  remaining_chars = line_length;
+
+  /* Wrap to new line after prefix. */
+  remaining_chars = 0;
+
   /* We break on spaces. */
   token = strtok (line_dup, " ");
   while (token != NULL)
@@ -853,7 +857,7 @@ format_and_print_line (const char *prefix, const char *line,
       /* If however a token is much larger than the maximum
          line length, all bets are off and we simply print the
          token on the next line. */
-      if (remaining_chars <= strlen (token))
+      if (remaining_chars <= (int) strlen (token))
         {
           if (printf ("\n%*c", TABULATION, ' ') < 0)
             return -1;
@@ -927,7 +931,7 @@ print_version (void)
 
 #ifdef ENABLE_NLS
   if (format_and_print_line (locale_title,
-                        LOCALEDIR,
+                             LOCALEDIR,
                              MAX_CHARS_PER_LINE) < 0)
     exit (3);
 #endif /* def ENABLE_NLS */
@@ -1397,6 +1401,13 @@ for details.\n\n"));
         }
     }
 
+  /* Set various options as required for opt.method.  */
+
+  /* When user specifies HEAD as the method, we do not wish to download any
+     files. Hence, set wget to run in spider mode.  */
+  if (opt.method && strcasecmp (opt.method, "HEAD") == 0)
+    setoptval ("spider", "1", "spider");
+
   /* Convert post_data to body-data and post_file_name to body-file options.
      This is required so as to remove redundant code later on in gethttp().
      The --post-data and --post-file options may also be removed in