msgset: implement "foreach" calls.

* imap4d/copy.c (copy_env) <src>: Remove. Not needed now.
(size_sum,do_copy): Change to a mu_msgset_message_action_t.
(try_copy,safe_copy): Change signature; use mu_msgset_foreach_message.
* imap4d/fetch.c (_fetch_from_message): Change to a
mu_msgset_message_action_t.
(imap4d_fetch0): Use mu_msgset_foreach_message.
* imap4d/imap4d.h (imap4d_message_action_t): Remove typedef.
(util_foreach_message): Remove. Use mu_msgset_foreach_message.
* imap4d/store.c (_do_store): Change to a mu_msgset_message_action_t.
(imap4d_store0): Use mu_msgset_foreach_message.
* imap4d/util.c (util_foreach_message): Remove.
* include/mailutils/list.h (mu_list_foreach_dir): New proto.
* include/mailutils/msgset.h (mu_msgset_msgno_action_t)
(mu_msgset_message_action_t): New typedefs.
(mu_msgset_negate,mu_msgset_foreach_dir_msgno)
(mu_msgset_foreach_msgno,mu_msgset_foreach_dir_message)
(mu_msgset_foreach_message): New protos.
* libmailutils/list/foreachdir.c: New file.
* libmailutils/list/Makefile.am (liblist_la_SOURCES): Add foreachdir.c.
* libmailutils/list/head.c (mu_list_head): Fix conditional.
* libmailutils/list/tail.c (mu_list_tail): Likewise.
* libmailutils/msgset/foreachmsg.c: New file.
* libmailutils/msgset/foreachnum.c: New file.
* libmailutils/msgset/negate.c: New file.
* libmailutils/msgset/Makefile.am (libmsgset_la_SOURCES): Add
new files.
* libmailutils/msgset/getitr.c (mu_msgset_get_iterator): Call
mu_msgset_aggregate before doing anything.
* libmailutils/msgset/getlist.c (mu_msgset_get_list): Likewise.
* libmailutils/msgset/locate.c (mu_msgset_locate): Likewise.
* libmailutils/msgset/parse.c (parse_msgrange): Remove duplicated
code.
* testsuite/msgset.c: Implement -neg option.

1 files changed, 7 insertions, 0 deletions

diff --git a/testsuite/msgset.c b/testsuite/msgset.c
index ae2a09961..9e6f53288 100644
--- a/testsuite/msgset.c
+++ b/testsuite/msgset.c
@@ -117,6 +117,13 @@ main (int argc, char **argv)
 	  MU_ASSERT (mu_msgset_sub_range (msgset, range.msg_beg,
 					  range.msg_end));
 	}
+      else if (strcmp (arg, "-neg") == 0)
+	{
+	  mu_msgset_t negated_set;
+	  MU_ASSERT (mu_msgset_negate (msgset, &negated_set));
+	  mu_msgset_free (msgset);
+	  msgset = negated_set;
+	}
       else
       	{
 	  mu_error ("unknown option %s", arg);