Introduce --no-config. The wgetrc files will not be read

In case of a conflict between --config and --no-config, the one
that appears first will be considered and the other ignored.

NEWS

@@ -7,6 +7,8 @@ See the end for copying conditions.
 Please send GNU Wget bug reports to <bug-wget@gnu.org>.
 
 * Changes in Wget X.Y.Z
+
+** Introduce --no-config.
 
 * Changes in Wget 1.15
 

src/ChangeLog

@@ -1,3 +1,11 @@
+2014-01-17  Darshit Shah  <darnir@gmail.com>
+
+	* init.c (commands[]): Add --no-config.
+	* options.h: Same.
+	* main.c (option_data[]): Same.
+	(print_help): Same.
+	(main): If --no-config is set, then do not read the wgetrc files.
+
 2014-01-05  Håkon Vågsether <hauk142@gmail.com> (tiny change)
 
 	* http.c (http_loop): Fix checking the URL length when filename is

src/init.c

@@ -160,7 +160,7 @@ static const struct {
 #ifdef ENABLE_DEBUG
   { "debug",            &opt.debug,             cmd_boolean },
 #endif
-  { "defaultpage", 	&opt.default_page,      cmd_string },
+  { "defaultpage",      &opt.default_page,      cmd_string },
   { "deleteafter",      &opt.delete_after,      cmd_boolean },
   { "dirprefix",        &opt.dir_prefix,        cmd_directory },
   { "dirstruct",        NULL,                   cmd_spec_dirstruct },
@@ -220,6 +220,7 @@ static const struct {
   { "mirror",           NULL,                   cmd_spec_mirror },
   { "netrc",            &opt.netrc,             cmd_boolean },
   { "noclobber",        &opt.noclobber,         cmd_boolean },
+  { "noconfig",         &opt.noconfig,          cmd_boolean },
   { "noparent",         &opt.no_parent,         cmd_boolean },
   { "noproxy",          &opt.no_proxy,          cmd_vector },
   { "numtries",         &opt.ntry,              cmd_number_inf },/* deprecated*/

src/main.c

@@ -238,6 +238,7 @@ static struct cmdline_option option_data[] =
     { "mirror", 'm', OPT_BOOLEAN, "mirror", -1 },
     { "no", 'n', OPT__NO, NULL, required_argument },
     { "no-clobber", 0, OPT_BOOLEAN, "noclobber", -1 },
+    { "no-config", 0, OPT_BOOLEAN, "noconfig", -1},
     { "no-parent", 0, OPT_BOOLEAN, "noparent", -1 },
     { "output-document", 'O', OPT_VALUE, "outputdocument", -1 },
     { "output-file", 'o', OPT_VALUE, "logfile", -1 },
@@ -473,7 +474,9 @@ Logging and input file:\n"),
   -B,  --base=URL            resolves HTML input-file links (-i -F)\n\
                              relative to URL.\n"),
     N_("\
-       --config=FILE         Specify config file to use.\n"), 
+       --config=FILE         Specify config file to use.\n"),
+    N_("\
+       --no-config           Do not read any config file.\n"),
     "\n",
 
     N_("\
@@ -1045,6 +1048,7 @@ main (int argc, char **argv)
   longindex = -1;
   int retconf;
   bool use_userconfig = false;
+  bool noconfig = false;
 
   while ((retconf = getopt_long (argc, argv,
                                 short_options, long_options, &longindex)) != -1)
@@ -1057,7 +1061,12 @@ main (int argc, char **argv)
         {
           confval = long_options[longindex].val;
           config_opt = &option_data[confval & ~BOOLEAN_NEG_MARKER];
-          if (strcmp (config_opt->long_name, "config") == 0)
+          if (strcmp (config_opt->long_name, "no-config") == 0)
+            {
+              noconfig = true;
+              break;
+            }
+          else if (strcmp (config_opt->long_name, "config") == 0)
             {
               bool userrc_ret = true;
               userrc_ret &= run_wgetrc (optarg);
@@ -1074,7 +1083,7 @@ main (int argc, char **argv)
     }
 
   /* If the user did not specify a config, read the system wgetrc and ~/.wgetrc. */
-  if (use_userconfig == false)
+  if (noconfig == false && use_userconfig == false)
     initialize ();
 
   opterr = 0;

src/options.h

@@ -60,6 +60,7 @@ struct options
   char *lfilename;		/* Log filename */
   char *input_filename;		/* Input filename */
   char *choose_config;		/* Specified config file */
+  bool noconfig;
   bool force_html;		/* Is the input file an HTML file? */
 
   char *default_page;           /* Alternative default page (index file) */