added url support for MH mailboxes

@@ -2,6 +2,8 @@
 
 	* mailbox/mbx_mh.c: new file
 	no header, no error checking, no hable englais
+	* url/url_mh.{c,h}: new files
+	url support for MH mailboxes
 
 2000-01-17  Sean 'Shaleh' Perry
 

@@ -12,4 +12,5 @@ unix:///var/mail/alain
 unix://usr/spool/mail
 file:///usr/spool/alain
 mdir://home/alain
+mh://home/shaleh/Mail/inbox
 mmdf://u

@@ -18,6 +18,7 @@
 #include <url_mbox.h>
 #include <url_unix.h>
 #include <url_mdir.h>
+#include <url_mh.h>
 #include <url_mmdf.h>
 #include <url_pop.h>
 #include <url_imap.h>
@@ -57,9 +58,10 @@ static struct url_builtin
   { &_url_mbox_type, 0,    &url_builtin[2] },
   { &_url_unix_type, 0,    &url_builtin[3] },
   { &_url_maildir_type, 0, &url_builtin[4] },
-  { &_url_mmdf_type, 0,    &url_builtin[5] },
-  { &_url_pop_type, 0,     &url_builtin[6] },
-  { &_url_imap_type, 0,    &url_builtin[7] },
+  { &_url_mh_type, 0,      &url_builtin[5] },
+  { &_url_mmdf_type, 0,    &url_builtin[6] },
+  { &_url_pop_type, 0,     &url_builtin[7] },
+  { &_url_imap_type, 0,    &url_builtin[8] },
   { &_url_mailto_type, 0,  &url_builtin[0] },
 };
 

+/* GNU mailutils - a suite of utilities for electronic mail
+   Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU Library General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <url_mdir.h>
+#include <stdlib.h>
+#include <string.h>
+
+struct url_type  _url_maildir_type =
+{
+  "mh://", 5,
+  "mh://<full_directory_name>",
+  (int)&_url_mh_type, /* uniq id */
+  url_mh_init, url_mh_destroy
+};
+
+void
+url_mh_destroy (url_t *purl)
+{
+  if (purl && *purl)
+    {
+      url_t url = *purl;
+      if (url->scheme)
+	free (url->scheme);
+      if (url->path)
+	free (url->path);
+      free (url);
+      url = NULL;
+    }
+}
+
+/*
+  MH URL
+  mh://path
+*/
+int
+url_mh_init (url_t *purl, const char *name)
+{
+  url_t url;
+  size_t len;
+  struct url_type *utype = &_url_mh_type;
+
+  /* reject the obvious */
+  if (name == NULL || strncmp (utype->scheme, name, utype->len) != 0
+      || (len = strlen (name)) < (utype->len + 1) /* (scheme)+1(path)*/)
+    {
+      return -1;
+    }
+
+  /* do I need to decode url encoding '% hex hex' ? */
+
+  url = calloc(1, sizeof (*url));
+  if (url == NULL)
+    {
+      return -1;
+    }
+
+  /* TYPE */
+  url->utype = utype;
+
+  /* SCHEME */
+  url->scheme = malloc (utype->len + 1);
+  if (url->scheme == NULL)
+    {
+      utype->_destroy (&url);
+      return -1;
+    }
+  memcpy (url->scheme, utype->scheme, utype->len + 1 /* including the NULL */);
+
+  /* PATH */
+  name += utype->len; /* pass the scheme */
+  len -= utype->len; /* decremente the len */
+  url->path = malloc (len + 1);
+  if (url->path == NULL)
+    {
+      utype->_destroy (&url);
+      return -1;
+    }
+  memcpy (url->path, name, len + 1 /* including the NULL*/);
+
+  *purl = url;
+  return 0;
+}

+/* GNU mailutils - a suite of utilities for electronic mail
+   Copyright (C) 1999 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU Library General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef _URL_MH_H
+#define _URL_MH_H	1
+
+#include <url.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef __P
+# ifdef __STDC__
+#  define __P(args) args
+# else
+#  define __P(args) ()
+# endif
+#endif /*!__P */
+
+/* MH */
+extern int  url_mh_init    __P ((url_t *, const char *name));
+extern void url_mh_destroy __P ((url_t *));
+
+extern struct url_type  _url_mh_type;
+
+#ifndef INLINE
+# ifdef __GNUC__
+#  define INLINE __inline__
+# else
+#  define INLINE
+# endif
+#endif
+
+#ifdef MU_URL_MACROS
+#endif /* MU_URL_MACROS */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* URL_MH_H */