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string-util: make split_pair() return parameters optional

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This commit is contained in:
Lennart Poettering
2026-06-19 23:05:36 +02:00
parent e641f37499
commit 4552dce3b5
2 changed files with 33 additions and 10 deletions
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src/basic/string-util.c
+16 -10
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@@ -1003,23 +1003,29 @@ char* strrep(const char *s, size_t n) {
int split_pair(const char *s, const char *sep, char **ret_first, char **ret_second) {
assert(s);
assert(!isempty(sep));
assert(ret_first);
assert(ret_second);
const char *x = strstr(s, sep);
if (!x)
return -EINVAL;
_cleanup_free_ char *a = strndup(s, x - s);
if (!a)
return -ENOMEM;
_cleanup_free_ char *a = NULL;
if (ret_first) {
a = strndup(s, x - s);
if (!a)
return -ENOMEM;
}
_cleanup_free_ char *b = strdup(x + strlen(sep));
if (!b)
return -ENOMEM;
_cleanup_free_ char *b = NULL;
if (ret_second) {
b = strdup(x + strlen(sep));
if (!b)
return -ENOMEM;
}
*ret_first = TAKE_PTR(a);
*ret_second = TAKE_PTR(b);
if (ret_first)
*ret_first = TAKE_PTR(a);
if (ret_second)
*ret_second = TAKE_PTR(b);
return 0;
}