Implement guile output redirection in maidag

* libmu_scm/mu_guimb.c: Remove
* libmu_scm/mu_dbgport.c: New file.
* libmu_scm/Makefile.am: Update.
* include/mailutils/guile.h (mu_process_mailbox): Remove.
(mu_scm_make_debug_port, mu_scm_debug_port_init): New prototypes.
* libmu_scm/mu_scm.c (mu_scm_init): Call mu_scm_debug_port_init.
* maidag/guile.c (scheme_check_msg): Redirect error/output to MU port.

* mailbox/mutil.c (mu_expand_path_pattern): Expand ~.

@@ -71,7 +71,9 @@ extern void mu_scm_message_add_owner (SCM MESG, SCM owner);
 
 extern void mu_scm_mutil_init (void);
 
-extern void mu_process_mailbox (int argc, char *argv[], mu_guimb_param_t *param);
+SCM mu_scm_make_debug_port (mu_debug_t debug, mu_log_level_t level);
+void mu_scm_debug_port_init (void);
+
   
 extern void mu_guile_init (int debug);
 extern int mu_guile_load (char *filename, int argc, char **argv);

@@ -26,8 +26,8 @@ EXTRA_LTLIBRARIES=libmu_scm.la
 C_SRCS=\
  mu_address.c\
  mu_body.c\
+ mu_dbgport.c\
  mu_guile.c\
- mu_guimb.c\
  mu_mailbox.c\
  mu_message.c\
  mu_mime.c\
@@ -61,7 +61,6 @@ site_DATA=@GUILE_SITE_DATA@
 DOT_X_FILES=\
  mu_address.x\
  mu_body.x\
- mu_guimb.x\
  mu_mailbox.x\
  mu_message.x\
  mu_mime.x\
@@ -73,7 +72,6 @@ DOT_X_FILES=\
 DOT_DOC_FILES=\
  mu_address.doc\
  mu_body.doc\
- mu_guimb.doc\
  mu_mailbox.doc\
  mu_message.doc\
  mu_mime.doc\

+/* GNU Mailutils -- a suite of utilities for electronic mail
+   Copyright (C) 2009 Free Software Foundation, Inc.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 3 of the License, or (at your option) any later version.
+
+   This library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General
+   Public License along with this library; if not, write to the
+   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301 USA */
+
+#include "mu_scm.h"
+
+struct _mu_debug_port
+{
+  mu_debug_t      debug;
+  mu_log_level_t  level;
+};
+
+static long     scm_tc16_mu_debug_port;
+
+SCM
+mu_scm_make_debug_port (mu_debug_t debug, mu_log_level_t level)
+{
+  struct _mu_debug_port *dp;
+  SCM             port;
+  scm_port       *pt;
+
+  dp = scm_gc_malloc (sizeof (struct _mu_debug_port), "mu-debug-port");
+  dp->debug = debug;
+  dp->level = level;
+  port = scm_cell (scm_tc16_mu_debug_port, 0);
+  pt = scm_add_to_port_table (port);
+  SCM_SETPTAB_ENTRY (port, pt);
+  pt->rw_random = 0;
+  SCM_SET_CELL_TYPE (port,
+		     (scm_tc16_mu_debug_port | SCM_OPN | SCM_WRTNG |
+		      SCM_BUF0));
+  SCM_SETSTREAM (port, dp);
+  return port;
+}
+
+#define MU_DEBUG_PORT(x) ((struct _mu_debug_port *) SCM_STREAM (x))
+
+static SCM
+_mu_debug_port_mark (SCM port)
+{
+  return SCM_BOOL_F;
+}
+
+static void
+_mu_debug_port_flush (SCM port)
+{
+  struct _mu_debug_port *dp = MU_DEBUG_PORT (port);
+
+  /* FIXME: */
+}
+
+static int
+_mu_debug_port_close (SCM port)
+{
+  struct _mu_debug_port *dp = MU_DEBUG_PORT (port);
+
+  if (dp)
+    {
+      _mu_debug_port_flush (port);
+      SCM_SETSTREAM (port, NULL);
+      scm_gc_free (dp, sizeof (struct _mu_debug_port), "mu-debug-port");
+    }
+  return 0;
+}
+
+static scm_sizet
+_mu_debug_port_free (SCM port)
+{
+  _mu_debug_port_close (port);
+  return 0;
+}
+
+static int
+_mu_debug_port_fill_input (SCM port)
+{
+  return EOF;
+}
+
+static void
+_mu_debug_port_write (SCM port, const void *data, size_t size)
+{
+  struct _mu_debug_port *dp = MU_DEBUG_PORT (port);
+
+  mu_debug_printf (dp->debug, dp->level, "%.*s", size, (const char *)data);
+}
+
+static int
+_mu_debug_port_print (SCM exp, SCM port, scm_print_state * pstate)
+{
+  scm_puts ("#<Mailutis debug port>", port);
+  return 1;
+}
+
+void
+mu_scm_debug_port_init ()
+{
+  scm_tc16_mu_debug_port = scm_make_port_type ("mu-debug-port",
+					       _mu_debug_port_fill_input,
+					       _mu_debug_port_write);
+  scm_set_port_mark (scm_tc16_mu_debug_port, _mu_debug_port_mark);
+  scm_set_port_free (scm_tc16_mu_debug_port, _mu_debug_port_free);
+  scm_set_port_print (scm_tc16_mu_debug_port, _mu_debug_port_print);
+  scm_set_port_flush (scm_tc16_mu_debug_port, _mu_debug_port_flush);
+  scm_set_port_close (scm_tc16_mu_debug_port, _mu_debug_port_close);
+}

-/* GNU Mailutils -- a suite of utilities for electronic mail
-   Copyright (C) 1999, 2000, 2001, 2007 Free Software Foundation, Inc.
-
-   This library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 3 of the License, or (at your option) any later version.
-
-   This library 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General
-   Public License along with this library; if not, write to the
-   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301 USA */
-
-#include "mu_scm.h"
-
-static void _scheme_main (void *closure, int argc, char **argv);
-
-void
-mu_process_mailbox (int argc, char *argv[], mu_guimb_param_t *param)
-{
-  scm_boot_guile (argc, argv, _scheme_main, param);
-}
-
-SCM _current_mailbox;
-SCM _user_name;
-
-static SCM
-catch_body (void *closure)
-{
-  mu_guimb_param_t *param = closure;
-  return param->catch_body (param->data, param->mbox);
-}
-
-void
-_scheme_main (void *closure, int argc, char **argv)
-{
-  mu_guimb_param_t *param = closure;
-  
-  if (param->debug_guile)
-    {
-      SCM_DEVAL_P = 1;
-      SCM_BACKTRACE_P = 1;
-      SCM_RECORD_POSITIONS_P = 1;
-      SCM_RESET_DEBUG_MODE;
-    }
-
-/* Initialize scheme library */
-  mu_scm_init ();
-
-  /* Provide basic primitives */
-#include <mu_guimb.x>
-
-  _current_mailbox = mu_scm_mailbox_create (param->mbox);
-  mu_set_variable ("current-mailbox", _current_mailbox);
-
-  _user_name = param->user_name ?
-                       scm_makfrom0str (param->user_name) : SCM_BOOL_F;
-  mu_set_variable ("user-name", _user_name);
-
-  if (param->init) 
-    param->init (param->data);
-  
-  do {
-    scm_internal_lazy_catch (SCM_BOOL_T,
-			     catch_body, closure,
-			     param->catch_handler, param->data);
-  } while (param->next && param->next (param->data, param->mbox));
-
-  if (param->exit)
-    exit (param->exit (param->data, param->mbox));
-
-  exit (0);
-}

@@ -217,6 +217,8 @@ mu_scm_init ()
   mu_scm_logger_init ();
   mu_scm_port_init ();
   mu_scm_mime_init ();
+  mu_scm_debug_port_init ();
+  
 #include "mu_scm.x"
 
   mu_registrar_record (MU_DEFAULT_RECORD);

@@ -32,6 +32,17 @@ scheme_check_msg (mu_message_t msg, struct mu_auth_data *auth,
   if (!initialized)
     {
       mu_guile_init (debug_guile);
+      if (!log_to_stderr)
+	{
+	  mu_debug_t debug;
+	  SCM port;
+	  
+	  mu_diag_get_debug (&debug);
+	  port = mu_scm_make_debug_port (debug, MU_DIAG_ERROR);
+	  scm_set_current_error_port(port);
+	  port = mu_scm_make_debug_port (debug, MU_DIAG_INFO);
+	  scm_set_current_output_port(port);
+	}
       initialized = 1;
     }
   mu_guile_load (prog, 0, NULL);

@@ -819,10 +819,10 @@ mu_unroll_symlink (char *out, size_t outsz, const char *in)
 char *
 mu_expand_path_pattern (const char *pattern, const char *username)
 {
-  const char *p, *startp;
+  const char *p;
   char *q;
   char *path;
-  int len = 0;
+  size_t len = 0;
   struct mu_auth_data *auth = NULL;
   
   for (p = pattern; *p; p++)
@@ -869,12 +869,21 @@ mu_expand_path_pattern (const char *pattern, const char *username)
   if (!path)
     return NULL;
 
-  startp = pattern;
+  p = pattern;
   q = path;
-  while (*startp && (p = strchr (startp, '%')) != NULL)
+  while (*p)
     {
-      memcpy (q, startp, p - startp);
-      q += p - startp;
+      size_t off = strcspn (p, "~%");
+      memcpy (q, p, off);
+      q += off;
+      p += off;
+      if (*p == '~')
+	{
+	  strcpy (q, auth->dir);
+	  q += strlen (auth->dir);
+	  p++;
+	}
+      else if (*p)
 	switch (*++p)
 	  {
 	  case 'u':
@@ -895,13 +904,8 @@ mu_expand_path_pattern (const char *pattern, const char *username)
 	    *q++ = '%';
 	    *q++ = *p;
 	  }
-      startp = p + 1;
-    }
-  if (*startp)
-    {
-      strcpy (q, startp);
-      q += strlen (startp);
     }
+
   *q = 0;
   if (auth)
     mu_auth_data_free (auth);