mhparam.c
2.57 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2003, 2007-2012, 2014-2017 Free Software Foundation,
Inc.
GNU Mailutils 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 3, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
/* MH mhparam command */
#include <mh.h>
static char prog_doc[] = N_("Print GNU MH profile and context components");
static char args_doc[] = N_("[COMPONENT [COMPONENT...]]");
static int display_all;
static int display_comp_name = -1;
static struct mu_option options[] = {
{ "all", 0, NULL, MU_OPTION_DEFAULT,
N_("display all components from the MH profile. All other arguments are ignored"),
mu_c_bool, &display_all },
{ "component", 0, NULL, MU_OPTION_DEFAULT,
N_("always display the component name"),
mu_c_bool, &display_comp_name },
MU_OPTION_END
};
static struct {
char *comp;
char *val;
} defvaltab[] = {
{ "etcdir", MHLIBDIR },
{ "libdir", MHLIBDIR },
{ "bindir", MHBINDIR },
};
char *
mhparam_defval (char *comp)
{
int i;
for (i = 0; i < sizeof (defvaltab) / sizeof (defvaltab[0]); i++)
if (mu_c_strcasecmp (defvaltab[i].comp, comp) == 0)
return defvaltab[i].val;
return NULL;
}
int
mhparam_iterator (const char *comp, const char *value,
void *data MU_ARG_UNUSED)
{
if (display_comp_name)
printf("%s:\t", comp);
printf("%s\n", value);
return 0;
}
void
mhparam (char *comp)
{
if (comp)
{
const char *val = mh_global_profile_get (comp, NULL);
if (!val)
val = mhparam_defval (comp);
if (!val)
return;
if (display_comp_name)
printf("%s:\t", comp);
printf("%s\n", val);
}
else
{
mh_global_profile_iterate (mhparam_iterator, NULL);
}
}
int
main (int argc, char **argv)
{
mh_getopt (&argc, &argv, options, 0, args_doc, prog_doc, NULL);
if (display_all)
{
if (display_comp_name == -1)
display_comp_name = 1;
mhparam (NULL);
}
else
{
int i;
if (display_comp_name == -1)
display_comp_name = argc > 1;
for (i = 0; i < argc; i++)
mhparam (argv[i]);
}
return 0;
}