Bugfixes in MH

* mh/mh_getopt.c (mh_opt_notimpl_warning): For boolean options,
don't emit warning if the value would be set to false.
* mh/anno.c: Fix the type of boolean unimplemented options.
* mh/refile.c: Likewise.
* mh/repl.c: Likewise.
* mh/send.c: Likewise.

@@ -30,7 +30,7 @@ static char *anno_text;   /* header field value */
 static struct mu_option options[] = {
   { "inplace", 0, NULL, MU_OPTION_HIDDEN,
     N_("annotate the message in place"),
-    mu_c_string, NULL, mh_opt_notimpl_warning },
+    mu_c_bool, NULL, mh_opt_notimpl_warning },
   { "date", 0, NULL, MU_OPTION_DEFAULT,
     N_("add FIELD: date header"),
     mu_c_bool, &anno_date },

@@ -293,6 +293,12 @@ void
 mh_opt_notimpl_warning (struct mu_parseopt *po, struct mu_option *opt,
 			char const *arg)
 {
+  if (opt->opt_type == mu_c_bool)
+    {
+      int val;
+      if (mu_str_to_c (arg, opt->opt_type, &val, NULL) == 0 && !val)
+	return;
+    }
   mu_error (_("ignoring not implemented option %s"), opt->opt_long);
 }
 

@@ -63,7 +63,7 @@ static struct mu_option options[] = {
   { "link",    0, NULL, MU_OPTION_ALIAS },
   { "preserve", 0, NULL, MU_OPTION_HIDDEN,
     N_("try to preserve message sequence numbers"),
-    mu_c_string, NULL, mh_opt_notimpl_warning },
+    mu_c_bool, NULL, mh_opt_notimpl_warning },
   { "source", 0, N_("FOLDER"), MU_OPTION_DEFAULT,
     N_("specify source folder; it will become the current folder after the program exits"),
     mu_c_string, NULL, mh_opt_set_folder },

@@ -129,7 +129,7 @@ static struct mu_option options[] = {
     mu_c_string, NULL, clr_cc },
   { "group", 0,  NULL, MU_OPTION_DEFAULT,
     N_("construct a group or followup reply"),
-    mu_c_string, NULL, set_group },
+    mu_c_bool, NULL, set_group },
   { "editor", 0, N_("PROG"), MU_OPTION_DEFAULT,
     N_("set the editor program to use"),
     mu_c_string, &wh_env.editor },
@@ -153,10 +153,10 @@ static struct mu_option options[] = {
     mu_c_string, &mhl_filter, mh_opt_clear_string },
   { "inplace",  0, NULL,   MU_OPTION_HIDDEN,
     N_("annotate the message in place"),
-    mu_c_string, NULL, mh_opt_notimpl_warning },
+    mu_c_bool, NULL, mh_opt_notimpl_warning },
   { "query",    0, NULL,   MU_OPTION_HIDDEN,
     N_("query for addresses to place in To: and Cc: lists"),
-    mu_c_string, NULL, mh_opt_notimpl_warning },
+    mu_c_bool, NULL, mh_opt_notimpl_warning },
   { "width",    0, N_("NUMBER"), MU_OPTION_DEFAULT,
     N_("set output width"),
     mu_c_int, &width },

@@ -118,14 +118,14 @@ static struct mu_option options[] = {
     mu_c_string, NULL, mh_opt_notimpl },
   { "nofilter",      0, NULL, MU_OPTION_HIDDEN,
     N_("undo the effect of the last --filter option"),
-    mu_c_string, NULL, mh_opt_notimpl },
+    mu_c_int, NULL, mh_opt_notimpl },
   { "format",        0, NULL, MU_OPTION_HIDDEN,
     N_("reformat To: and Cc: addresses"),
-    mu_c_string, NULL, mh_opt_notimpl_warning },
+    mu_c_bool, NULL, mh_opt_notimpl_warning },
   { "noformat",      0, NULL, MU_OPTION_HIDDEN },
   { "forward",       0, NULL, MU_OPTION_HIDDEN,
     N_("in case of failure forward the draft along with the failure notice to the sender"),
-    mu_c_string, NULL, mh_opt_notimpl_warning },
+    mu_c_bool, NULL, mh_opt_notimpl_warning },
   { "noforward",     0, NULL, MU_OPTION_HIDDEN, "" },
   { "mime",          0, NULL, MU_OPTION_HIDDEN,
     N_("use MIME encapsulation"),
@@ -154,7 +154,7 @@ static struct mu_option options[] = {
     mu_c_bool, &watch },
   { "width",         0, N_("NUMBER"), MU_OPTION_HIDDEN,
     N_("make header fields no longer than NUMBER columns"),
-    mu_c_string, NULL, mh_opt_notimpl_warning },
+    mu_c_uint, NULL, mh_opt_notimpl_warning },
 
   MU_OPTION_END
 };