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set: add new set_put_strsplit() call

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It's like set_put_strdup(), but splits up a string via an extract_first_word()
loop.
This commit is contained in:
Lennart Poettering 2016-06-15 22:36:58 +02:00
parent b6274a0e9e
commit d97c5aeab8
2 changed files with 27 additions and 0 deletions
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25
src/basic/hashmap.c
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@ -1764,6 +1764,9 @@ void *ordered_hashmap_next(OrderedHashmap *h, const void *key) {
int set_consume(Set *s, void *value) {
int r;
assert(s);
assert(value);
r = set_put(s, value);
if (r <= 0)
free(value);
@ -1791,6 +1794,8 @@ int set_put_strdupv(Set *s, char **l) {
int n = 0, r;
char **i;
assert(s);
STRV_FOREACH(i, l) {
r = set_put_strdup(s, *i);
if (r < 0)
@ -1801,3 +1806,23 @@ int set_put_strdupv(Set *s, char **l) {
return n;
}
int set_put_strsplit(Set *s, const char *v, const char *separators, ExtractFlags flags) {
const char *p = v;
int r;
assert(s);
assert(v);
for (;;) {
char *word;
r = extract_first_word(&p, &word, separators, flags);
if (r <= 0)
return r;
r = set_consume(s, word);
if (r < 0)
return r;
}
}

2
src/basic/set.h
View File

@ -19,6 +19,7 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "extract-word.h"
#include "hashmap.h"
#include "macro.h"
@ -122,6 +123,7 @@ static inline char **set_get_strv(Set *s) {
int set_consume(Set *s, void *value);
int set_put_strdup(Set *s, const char *p);
int set_put_strdupv(Set *s, char **l);
int set_put_strsplit(Set *s, const char *v, const char *separators, ExtractFlags flags);
#define SET_FOREACH(e, s, i) \
for ((i) = ITERATOR_FIRST; set_iterate((s), &(i), (void**)&(e)); )