src/basic/ordered-set.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include "ordered-set.h"
   4 #include "strv.h"
   5
   6 int ordered_set_consume(OrderedSet *s, void *p) {
   7         int r;
   8
   9         r = ordered_set_put(s, p);
  10         if (r <= 0)
  11                 free(p);
  12
  13         return r;
  14 }
  15
  16 int ordered_set_put_strdup(OrderedSet *s, const char *p) {
  17         char *c;
  18         int r;
  19
  20         assert(s);
  21         assert(p);
  22
  23         c = strdup(p);
  24         if (!c)
  25                 return -ENOMEM;
  26
  27         r = ordered_set_consume(s, c);
  28         if (r == -EEXIST)
  29                 return 0;
  30
  31         return r;
  32 }
  33
  34 int ordered_set_put_strdupv(OrderedSet *s, char **l) {
  35         int n = 0, r;
  36         char **i;
  37
  38         STRV_FOREACH(i, l) {
  39                 r = ordered_set_put_strdup(s, *i);
  40                 if (r < 0)
  41                         return r;
  42
  43                 n += r;
  44         }
  45
  46         return n;
  47 }