Added to repository

+/* GNU mailutils - a suite of utilities for electronic mail
+   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <mu_scm.h>
+
+static void _scheme_main (void *closure, int argc, char **argv);
+
+void
+mu_process_mailbox (int argc, char *argv[], guimb_param_t *param)
+{
+  scm_boot_guile (argc, argv, _scheme_main, param);
+}
+
+SCM _current_mailbox;
+SCM _user_name;
+
+static SCM
+catch_body (void *closure)
+{
+  guimb_param_t *param = closure;
+  return param->catch_body (param->data, param->mbox);
+}
+
+void
+_scheme_main (void *closure, int argc, char **argv)
+{
+  guimb_param_t *param = closure;
+  SCM *scm_loc;
+  
+  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);
+  scm_loc = SCM_CDRLOC (scm_sysintern ("current-mailbox", SCM_EOL));
+  *scm_loc = _current_mailbox;
+
+  _user_name = param->user_name ?
+                       scm_makfrom0str (param->user_name) : SCM_BOOL_F;
+  scm_loc = SCM_CDRLOC (scm_sysintern ("user-name", SCM_EOL));
+  *scm_loc = _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);
+}

+AUTOMAKE_OPTIONS = ../lib/ansi2knr
+INCLUDES =-I$(srcdir) -I$(top_srcdir)/lib -I$(top_srcdir)/include -I$(top_srcdir)/libmu_scm
+
+libexec_PROGRAMS = mail.local
+mail_local_SOURCES = main.c mailquota.c script.c mail.local.h
+
+mail_local_LDADD = @LIBMU_SCM@ ../mailbox/libmailbox.la ../lib/libmailutils.a @GUILE_LIBS@ 
+
+install-exec-hook:
+	for i in $(libexec_PROGRAMS); do\
+		chown root:mail $(libexecdir)/$$i;\
+		chmod 4755 $(libexecdir)/$$i;\
+	done

+/* GNU mailutils - a suite of utilities for electronic mail
+   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#if defined(HAVE_CONFIG_H)
+# include <config.h>
+#endif
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <syslog.h>
+#include <pwd.h>
+#include <grp.h>
+#include <stdarg.h>
+#include <sys/stat.h>
+#include <sysexits.h>
+#include "getopt.h"
+
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+
+#include <mailutils/mailbox.h>
+#include <mailutils/message.h>
+#include <mailutils/error.h>
+#include <mailutils/registrar.h>
+#include <mailutils/stream.h>
+#include <mailutils/mutil.h>
+#include <mu_dbm.h>
+
+/* Debug */
+extern int debug_level;
+#define dbg() if (debug_level) debug
+
+/* mailquota settings */
+#define MQUOTA_OK         0
+#define MQUOTA_EXCEEDED   1
+#define MQUOTA_UNLIMITED  2
+
+struct mda_data
+{
+  FILE *fp;
+  char *progfile;
+  char *progfile_pattern;
+  char **argv;
+  char *tempfile;
+};
+
+extern char *quotadbname;
+extern int exit_code;
+
+extern void setgroupquota (char *str);
+extern int check_quota (char *name, size_t size, size_t *rest);
+
+int mda (FILE *fp, char *username, mailbox_t mbox);
+char *make_progfile_name (char *pattern, char *username);
+
+#ifdef WITH_GUILE
+int prog_mda (struct mda_data *data);
+#endif
+

+/* GNU mailutils - a suite of utilities for electronic mail
+   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <mail.local.h>
+
+#ifdef USE_DBM
+
+#define DEFRETVAL MQUOTA_UNLIMITED
+
+size_t groupquota = 5*1024*1024UL;
+static int get_size (char *, size_t *, char **);
+
+int
+get_size (char *str, size_t *size, char **endp)
+{
+  size_t s;
+
+  s = strtol (str, &str, 0);
+  switch (*str)
+    {
+    case 0:
+      break;
+    case 'k':
+    case 'K':
+      s *= 1024;
+      break;
+    case 'm':
+    case 'M':
+      s *= 1024*1024;
+      break;
+    default:
+      *endp = str;
+      return -1;
+    }
+  *size = s;
+  return 0;
+}
+
+int
+check_quota (char *name, size_t size, size_t *rest)
+{
+  DBM_FILE db;
+  DBM_DATUM named, contentd;
+  size_t quota;
+  char buffer[64];
+  int unlimited = 0;
+  int rc;
+
+  if (!quotadbname || mu_dbm_open (quotadbname, &db, MU_STREAM_READ, 0600)) 
+    return DEFRETVAL;
+
+  memset (&named, 0, sizeof named);
+  MU_DATUM_PTR (named) = name;
+  MU_DATUM_SIZE (named) = strlen (name);
+  rc = mu_dbm_fetch (db, named, &contentd);
+  if (rc || !MU_DATUM_PTR (contentd))
+    {
+      /* User not in database, try default quota */
+      memset (&named, 0, sizeof named);
+      MU_DATUM_PTR (named) = "DEFAULT";
+      MU_DATUM_SIZE (named) = strlen ("DEFAULT");
+      rc = mu_dbm_fetch (db, named, &contentd);
+      if (rc)
+	{
+	  //mu_error("can't fetch data: %s", strerror (rc));
+	  return DEFRETVAL;
+	}
+      if (!MU_DATUM_PTR (contentd))
+	return DEFRETVAL;
+    }
+
+  if (strncasecmp("none",
+		       MU_DATUM_PTR (contentd),
+		       MU_DATUM_SIZE (contentd)) == 0) 
+      unlimited = 1;
+  else if (MU_DATUM_SIZE (contentd) > sizeof(buffer)-1)
+    {
+      mu_error ("mailbox quota for `%s' is too big: %d digits",
+		name, MU_DATUM_SIZE (contentd));
+      quota = groupquota;
+    }
+  else
+    {
+      char *p;
+		
+      strncpy(buffer, MU_DATUM_PTR (contentd), MU_DATUM_SIZE (contentd));
+      buffer[MU_DATUM_SIZE (contentd)] = 0;
+      quota = strtoul (buffer, &p, 0);
+      if (get_size (buffer, &quota, &p))
+	{
+	  mu_error ("bogus mailbox quota for `%s' (near `%s')", name, p);
+	  quota = groupquota;
+	}
+    }
+
+  mu_dbm_close (db);
+  if (unlimited) 
+    return MQUOTA_UNLIMITED;
+  else if (quota < size)  /* Mailbox full */
+    return MQUOTA_EXCEEDED;
+	
+  if (rest)
+    *rest = quota - size;
+	
+  return MQUOTA_OK;
+}
+
+#endif

+/* GNU mailutils - a suite of utilities for electronic mail
+   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <mail.local.h>
+
+#ifdef WITH_GUILE
+#include <mu_scm.h>
+
+SCM mda_catch_body (void *data, mailbox_t mbox);
+SCM mda_catch_handler (void *unused, SCM tag, SCM throw_args);
+int mda_next (void *data, mailbox_t mbox);
+int mda_exit (void *data, mailbox_t mbox);
+int mda_init (void *data);
+
+int
+prog_mda (struct mda_data *data)
+{
+  char *x_argv[2];
+  guimb_param_t param;
+  mailbox_t mbox;
+      
+  x_argv[0] = "mail.local";
+  x_argv[1] = NULL;
+
+  fflush (data->fp);
+  if (mailbox_create (&mbox, data->tempfile)
+      || mailbox_open (mbox, MU_STREAM_RDWR) != 0)
+    {
+      mailer_err ("can't open temporary storage");
+      return EX_UNAVAILABLE;
+    }
+
+  unlink (data->tempfile);
+  
+  param.debug_guile = 1 /*FIXME*/;
+  param.mbox = mbox;
+  param.user_name = NULL;
+  param.init = mda_init;
+  param.catch_body = mda_catch_body;
+  param.catch_handler = mda_catch_handler;
+  param.next = mda_next;
+  param.exit = mda_exit;
+  param.data = data;
+  
+  mu_process_mailbox (1, x_argv, &param);
+  return EX_UNAVAILABLE;
+}
+
+int
+mda_init (void *data)
+{
+  struct mda_data *md = data;
+  md->progfile = make_progfile_name (md->progfile_pattern, md->argv[0]);
+  return 0;
+}
+
+SCM
+mda_catch_body (void *data, mailbox_t mbox)
+{
+  struct mda_data *md = data;
+
+  if (access (md->progfile, R_OK))
+    {
+      syslog (LOG_ERR, "access to %s failed: %m", md->progfile);
+    }
+  else
+    scm_primitive_load (scm_makfrom0str (md->progfile));
+  mda (md->fp, md->argv[0], mbox);
+  return SCM_BOOL_F;
+}
+
+SCM
+mda_catch_handler (void *data, SCM tag, SCM throw_args)
+{
+  exit_code = EX_TEMPFAIL;
+  return scm_handle_by_message_noexit ("mail.local", tag, throw_args);
+}
+
+int
+mda_next (void *data, mailbox_t mbox)
+{
+  struct mda_data *md = data;
+  message_t mesg = NULL;
+  attribute_t attr = NULL;
+
+  md->argv++;
+  if (*md->argv == NULL)
+    return 0;
+  if (md->progfile)
+    free (md->progfile);
+  md->progfile = make_progfile_name (md->progfile_pattern, *md->argv);
+
+  mailbox_get_message (mbox, 1, &mesg);
+  message_get_attribute (mesg, &attr);
+  attribute_unset_deleted (attr);
+  
+  return md->progfile != NULL;
+}
+
+int
+mda_exit (void *data, mailbox_t mbox)
+{
+  return exit_code;
+}
+
+#endif