ordered-set.c revision 0061695507e889069c0c974cf85cd570f7ec9a88
/***
This file is part of systemd.
Copyright 2016 Lennart Poettering
systemd 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 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 "ordered-set.h"
#include "strv.h"
int ordered_set_consume(OrderedSet *s, void *p) {
int r;
r = ordered_set_put(s, p);
if (r <= 0)
free(p);
return r;
}
int ordered_set_put_strdup(OrderedSet *s, const char *p) {
char *c;
int r;
assert(s);
assert(p);
c = strdup(p);
if (!c)
return -ENOMEM;
r = ordered_set_consume(s, c);
if (r == -EEXIST)
return 0;
return r;
}
int ordered_set_put_strdupv(OrderedSet *s, char **l) {
int n = 0, r;
char **i;
STRV_FOREACH(i, l) {
r = ordered_set_put_strdup(s, *i);
if (r < 0)
return r;
n += r;
}
return n;
}