/***
This file is part of systemd.
Copyright 2014 Michael Biebl
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <getopt.h>
#include <stdio.h>
#include <stdlib.h>
#include "alloc-util.h"
#include "log.h"
#include "string-util.h"
#include "strv.h"
#include "unit-name.h"
static enum {
static bool arg_path = false;
static void help(void) {
printf("%s [OPTIONS...] [NAME...]\n\n"
"Show system and user paths.\n\n"
" -h --help Show this help\n"
" --version Show package version\n"
" --suffix=SUFFIX Unit suffix to append to escaped strings\n"
" --template=TEMPLATE Insert strings as instance into template\n"
" -u --unescape Unescape strings\n"
" -m --mangle Mangle strings\n"
" -p --path When escaping/unescaping assume the string is a path\n"
}
enum {
};
{}
};
int c;
switch (c) {
case 'h':
help();
return 0;
case ARG_VERSION:
return version();
case ARG_SUFFIX:
if (unit_type_from_string(optarg) < 0) {
return -EINVAL;
}
arg_suffix = optarg;
break;
case ARG_TEMPLATE:
return -EINVAL;
}
break;
case 'u':
break;
case 'm':
break;
case 'p':
arg_path = true;
break;
case '?':
return -EINVAL;
default:
assert_not_reached("Unhandled option");
}
log_error("Not enough arguments.");
return -EINVAL;
}
if (arg_template && arg_suffix) {
log_error("--suffix= and --template= may not be combined.");
return -EINVAL;
}
log_error("--suffix= and --template= are not compatible with --unescape or --mangle.");
return -EINVAL;
}
log_error("--path may not be combined with --mangle.");
return -EINVAL;
}
return 1;
}
char **i;
int r;
log_open();
if (r <= 0)
goto finish;
_cleanup_free_ char *e = NULL;
switch (arg_action) {
case ACTION_ESCAPE:
if (arg_path) {
r = unit_name_path_escape(*i, &e);
if (r < 0) {
log_error_errno(r, "Failed to escape string: %m");
goto finish;
}
} else {
e = unit_name_escape(*i);
if (!e) {
r = log_oom();
goto finish;
}
}
if (arg_template) {
char *x;
r = unit_name_replace_instance(arg_template, e, &x);
if (r < 0) {
log_error_errno(r, "Failed to replace instance: %m");
goto finish;
}
free(e);
e = x;
} else if (arg_suffix) {
char *x;
if (!x) {
r = log_oom();
goto finish;
}
free(e);
e = x;
}
break;
case ACTION_UNESCAPE:
if (arg_path)
r = unit_name_path_unescape(*i, &e);
else
r = unit_name_unescape(*i, &e);
if (r < 0) {
log_error_errno(r, "Failed to unescape string: %m");
goto finish;
}
break;
case ACTION_MANGLE:
r = unit_name_mangle(*i, UNIT_NAME_NOGLOB, &e);
if (r < 0) {
log_error_errno(r, "Failed to mangle name: %m");
goto finish;
}
break;
}
}
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}