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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2007-2012 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, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "cmdline.h"
#include <unistd.h>
#include <stdlib.h>
#include <mailutils/alloc.h>
#include <mailutils/stream.h>
#include <mailutils/io.h>
#include <mailutils/stdstream.h>
#include <string.h>
#ifdef MU_ALPHA_RELEASE
# include <git-describe.h>
#endif
struct mu_cfg_tree *mu_argp_tree;
const char version_etc_copyright[] =
/* Do *not* mark this string for translation. %s is a copyright
symbol suitable for this locale, and %d is the copyright
year. */
"Copyright %s 2010 Free Software Foundation, inc.";
void
mu_program_version_hook (FILE *stream, struct argp_state *state)
{
#ifdef GIT_DESCRIBE
fprintf (stream, "%s (%s) %s [%s]\n",
mu_program_name, PACKAGE_NAME, PACKAGE_VERSION, GIT_DESCRIBE);
#else
fprintf (stream, "%s (%s) %s\n", mu_program_name,
PACKAGE_NAME, PACKAGE_VERSION);
#endif
/* TRANSLATORS: Translate "(C)" to the copyright symbol
(C-in-a-circle), if this symbol is available in the user's
locale. Otherwise, do not translate "(C)"; leave it as-is. */
fprintf (stream, version_etc_copyright, _("(C)"));
fputs (_("\
\n\
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>\nThis is free software: you are free to change and redistribute it.\n\
There is NO WARRANTY, to the extent permitted by law.\n\
\n\
"),
stream);
}
void
mu_argp_init (const char *vers, const char *bugaddr)
{
if (vers)
argp_program_version = vers;
else
argp_program_version_hook = mu_program_version_hook;
argp_program_bug_address = bugaddr ? bugaddr : "<" PACKAGE_BUGREPORT ">";
}
static char *
get_canonical_name ()
{
char *name;
size_t len;
char *p;
if (!argp_program_version ||
!(p = strchr (argp_program_version, ' ')))
return strdup (mu_program_name);
len = p - argp_program_version;
name = mu_alloc (len + 1);
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;
struct mu_cfg_tree *parse_tree = NULL;
if (!mu_program_name)
mu_set_program_name (argv[0]);
if (!mu_log_tag)
mu_log_tag = (char*)mu_program_name;
mu_stdstream_setup (MU_STDSTREAM_RESET_NONE);
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;
struct mu_cfg_cont *cont;
static struct mu_cfg_param dummy_include_param[] = {
{ "include", mu_cfg_string, NULL, 0, NULL,
N_("Include contents of the given file. If a directory is given, "
"include contents of the file <file>/<program>, where "
"<program> is the name of the program. This latter form is "
"allowed only in the site-wide configuration file."),
N_("file-or-directory") },
{ NULL }
};
mu_stdio_stream_create (&stream, MU_STDOUT_FD, 0);
mu_asprintf (&comment,
"Configuration file structure for %s utility.",
mu_program_name);
mu_cfg_format_docstring (stream, comment, 0);
free (comment);
mu_asprintf (&comment,
"For use in global configuration file (%s), enclose it "
"in `program %s { ... };",
mu_site_rcfile,
mu_program_name);
mu_cfg_format_docstring (stream, comment, 0);
free (comment);
mu_asprintf (&comment, "For more information, use `info %s'.",
canonical_name);
mu_cfg_format_docstring (stream, comment, 0);
free (comment);
cont = mu_config_clone_root_container ();
mu_config_container_register_section (&cont, NULL, NULL, NULL, NULL,
dummy_include_param, NULL);
mu_config_container_register_section (&cont, NULL, NULL, NULL, NULL,
cfg_param, NULL);
mu_cfg_format_container (stream, cont);
mu_config_destroy_container (&cont);
mu_stream_destroy (&stream);
exit (0);
}
rc = mu_libcfg_parse_config (&parse_tree);
if (rc == 0)
{
struct mu_cfg_parse_hints hints = { MU_PARSE_CONFIG_PLAIN };
hints.flags |= MU_CFG_PARSE_PROGRAM;
hints.program = (char*)mu_program_name;
if (mu_cfg_parser_verbose)
hints.flags |= MU_PARSE_CONFIG_VERBOSE;
if (mu_cfg_parser_verbose > 1)
hints.flags |= MU_PARSE_CONFIG_DUMP;
mu_cfg_tree_postprocess (mu_argp_tree, &hints);
mu_cfg_tree_union (&parse_tree, &mu_argp_tree);
rc = mu_cfg_tree_reduce (parse_tree, &hints, cfg_param, 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);
mu_cfg_destroy_tree (&parse_tree);
return !!(rc || mu_cfg_error_count);
}
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