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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2007, 2008 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 */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "cmdline.h"
#include <mailutils/stream.h>
#include "xalloc.h"
#include <string.h>
struct mu_cfg_tree *mu_argp_tree;
void
mu_argp_init (const char *vers, const char *bugaddr)
{
argp_program_version = vers ? vers : PACKAGE_STRING;
argp_program_bug_address = bugaddr ? bugaddr : "<" PACKAGE_BUGREPORT ">";
}
static char *
get_canonical_name ()
{
char *name;
size_t len;
char *p = strchr (argp_program_version, ' ');
if (!p)
return strdup (mu_program_name);
len = p - argp_program_version;
name = malloc (len + 1);
if (!name)
abort ();
memcpy (name, argp_program_version, len);
name[len] = 0;
return name;
}
int mu_help_config_mode;
int mu_rcfile_lint;
int (*mu_app_cfg_verifier) (void) = NULL;
int
mu_app_init (struct argp *myargp, const char **capa,
struct mu_cfg_param *cfg_param,
int argc, char **argv, int flags, int *pindex, void *data)
{
int rc, i;
struct argp *argp;
struct argp argpnull = { 0 };
char **excapa;
int cfgflags = 0;
mu_set_program_name (argv[0]);
mu_libargp_init ();
if (capa)
for (i = 0; capa[i]; i++)
mu_gocs_register_std (capa[i]); /*FIXME*/
if (!myargp)
myargp = &argpnull;
argp = mu_argp_build (myargp, &excapa);
mu_cfg_tree_create (&mu_argp_tree);
rc = argp_parse (argp, argc, argv, flags, pindex, data);
mu_argp_done (argp);
if (rc)
return rc;
/* Reset program name, it may have been changed using the `--program-name'
option. */
mu_set_program_name (program_invocation_name);
mu_libcfg_init (excapa);
free (excapa);
if (mu_help_config_mode)
{
char *comment;
char *canonical_name = get_canonical_name ();
mu_stream_t stream;
mu_stdio_stream_create (&stream, stdout,
MU_STREAM_NO_CHECK|MU_STREAM_NO_CLOSE);
mu_stream_open (stream);
asprintf (&comment,
"Configuration file structure for %s utility.",
mu_program_name);
mu_cfg_format_docstring (stream, comment, 0);
free (comment);
asprintf (&comment,
"For use in global configuration file (%s), enclose it "
"in `program %s { ... };",
MU_CONFIG_FILE,
mu_program_name);
mu_cfg_format_docstring (stream, comment, 0);
free (comment);
asprintf (&comment, "For more information, use `info %s'.",
canonical_name);
mu_cfg_format_docstring (stream, comment, 0);
free (comment);
mu_format_config_tree (stream, mu_program_name, cfg_param, 0);
mu_stream_destroy (&stream, NULL);
exit (0);
}
else
mu_parse_config_files (cfg_param, data);
if (mu_cfg_parser_verbose)
cfgflags |= MU_PARSE_CONFIG_VERBOSE;
if (mu_cfg_parser_verbose > 1)
cfgflags |= MU_PARSE_CONFIG_DUMP;
rc = mu_cfg_tree_reduce (mu_argp_tree, mu_program_name, cfg_param,
cfgflags, data);
if (mu_rcfile_lint)
{
if (rc || mu_cfg_error_count)
exit (1);
if (mu_app_cfg_verifier)
rc = mu_app_cfg_verifier ();
exit (rc ? 1 : 0);
}
mu_gocs_flush ();
mu_cfg_destroy_tree (&mu_argp_tree);
return !!(rc || mu_cfg_error_count);
}
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