[PATCH 2 of 3] add imap_sync_expunge_mailbox function

[Damien Riegel]

# HG changeset patch
# User Damien Riegel <damien.rie...@gmail.com>
# Date 1465340838 14400
#      Tue Jun 07 19:07:18 2016 -0400
# Node ID 72e7b7125f7e7359e54ef73266a3d39b8d6e2ec2
# Parent  2b64e02c7d5760a0747ff5d2605f5a6af5388617
add imap_sync_expunge_mailbox function

Add a function that is a simple wrapper around imap_sync_mailbox with
the expunge parameter set. This allows to have mailbox sync operations
with the same prototype in 'sync_mailbox'.

diff -r 2b64e02c7d57 -r 72e7b7125f7e imap/imap.c
--- a/imap/imap.c       Tue Jun 07 19:02:14 2016 -0400
+++ b/imap/imap.c       Tue Jun 07 19:07:18 2016 -0400
@@ -1354,6 +1354,12 @@
   return rc;
 }
 
+int imap_sync_expunge_mailbox (CONTEXT* ctx, int* index_hint)
+{
+  /* sync with EXPUNGE */
+  return imap_sync_mailbox (ctx, 1, index_hint);
+}
+
 /* imap_close_mailbox: clean up IMAP data in CONTEXT */
 int imap_close_mailbox (CONTEXT* ctx)
 {
diff -r 2b64e02c7d57 -r 72e7b7125f7e imap/imap.h
--- a/imap/imap.h       Tue Jun 07 19:02:14 2016 -0400
+++ b/imap/imap.h       Tue Jun 07 19:07:18 2016 -0400
@@ -37,6 +37,7 @@
 int imap_delete_mailbox (CONTEXT* idata, IMAP_MBOX mx);
 int imap_open_mailbox_append (CONTEXT *ctx);
 int imap_sync_mailbox (CONTEXT *ctx, int expunge, int *index_hint);
+int imap_sync_expunge_mailbox (CONTEXT *ctx, int *index_hint);
 int imap_close_mailbox (CONTEXT *ctx);
 int imap_buffy_check (int force);
 int imap_status (char *path, int queue);
diff -r 2b64e02c7d57 -r 72e7b7125f7e mx.c
--- a/mx.c      Tue Jun 07 19:02:14 2016 -0400
+++ b/mx.c      Tue Jun 07 19:07:18 2016 -0400
@@ -775,8 +775,7 @@
       
 #ifdef USE_IMAP
     case MUTT_IMAP:
-      /* extra argument means EXPUNGE */
-      rc = imap_sync_mailbox (ctx, 1, index_hint);
+      rc = imap_sync_expunge_mailbox (ctx, index_hint);
       break;
 #endif /* USE_IMAP */