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core: port config_parse_bounding_set to extract_first_word

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This commit is contained in:
Evgeny Vereshchagin 2015-10-30 09:25:12 +03:00
parent 4b03af4a97
commit 9ef57298cc
1 changed files with 18 additions and 10 deletions
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28
src/core/load-fragment.c
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@ -983,10 +983,10 @@ int config_parse_bounding_set(const char *unit,
uint64_t *capability_bounding_set_drop = data;
uint64_t capability_bounding_set;
const char *word, *state;
size_t l;
bool invert = false;
uint64_t sum = 0;
const char *prev;
const char *cur;
assert(filename);
assert(lvalue);
@ -1003,24 +1003,32 @@ int config_parse_bounding_set(const char *unit,
* non-inverted everywhere to have a fully normalized
* interface. */
FOREACH_WORD_QUOTED(word, l, rvalue, state) {
_cleanup_free_ char *t = NULL;
prev = cur = rvalue;
for (;;) {
_cleanup_free_ char *word = NULL;
int cap;
int r;
t = strndup(word, l);
if (!t)
r = extract_first_word(&cur, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
break;
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Trailing garbage in bounding set, ignoring: %s", prev);
break;
}
cap = capability_from_name(t);
cap = capability_from_name(word);
if (cap < 0) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse capability in bounding set, ignoring: %s", t);
log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse capability in bounding set, ignoring: %s", word);
prev = cur;
continue;
}
sum |= ((uint64_t) 1ULL) << (uint64_t) cap;
prev = cur;
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
capability_bounding_set = invert ? ~sum : sum;
if (*capability_bounding_set_drop && capability_bounding_set)