Password prompt only once, and before backgrounding.

[wget] / src / main.c

diff --git a/src/main.c b/src/main.c
index fdf368a51fc2e897e9fc2e236a8d5e9744bea2f5..d68cdbd6b937db48b44ca3d20b926c88e27cee08 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -56,6 +56,8 @@ as that of the covered work.  */
 #include "http.h"               /* for save_cookies */
 
 #include <getopt.h>
+#include <getpass.h>
+#include <quote.h>
 
 #ifndef PATH_SEPARATOR
 # define PATH_SEPARATOR '/'
@@ -130,6 +132,7 @@ static struct cmdline_option option_data[] =
   {
     { "accept", 'A', OPT_VALUE, "accept", -1 },
     { "append-output", 'a', OPT__APPEND_OUTPUT, NULL, required_argument },
+    { "ask-password", 0, OPT_BOOLEAN, "askpassword", -1 },
     { "auth-no-challenge", 0, OPT_BOOLEAN, "authnochallenge", -1 },
     { "background", 'b', OPT_BOOLEAN, "background", -1 },
     { "backup-converted", 'K', OPT_BOOLEAN, "backupconverted", -1 },
@@ -472,6 +475,8 @@ Download:\n"),
        --user=USER               set both ftp and http user to USER.\n"),
     N_("\
        --password=PASS           set both ftp and http password to PASS.\n"),
+    N_("\
+       --ask-password            prompt for passwords.\n"),
     "\n",
 
     N_("\
@@ -673,6 +678,16 @@ secs_to_human_time (double interval)
   return buf;
 }
 
+static char *
+prompt_for_password (void)
+{
+  if (opt.user)
+    printf (_("Password for user %s: "), quote (opt.user));
+  else
+    printf (_("Password: "));
+  return getpass("");
+}
+
 static void
 print_version (void)
 {
@@ -913,6 +928,13 @@ for details.\n\n"));
            }  
     }
 
+  if (opt.ask_passwd && opt.passwd)
+    {
+      printf (_("Cannot specify both --ask-password and --password.\n"));
+      print_usage ();
+      exit (1);
+    }
+
   if (!nurl && !opt.input_filename)
     {
       /* No URL specified.  */
@@ -925,6 +947,14 @@ for details.\n\n"));
       exit (1);
     }
 
+  if (opt.ask_passwd)
+    {
+      opt.passwd = prompt_for_password ();
+
+      if (opt.passwd == NULL || opt.passwd[0] == '\0')
+        exit (1);
+    }
+
 #ifdef MSDOS
   if (opt.wdebug)
      dbug_init();