diff options
Diffstat (limited to 'src/api.c')
-rw-r--r-- | src/api.c | 43 |
1 files changed, 27 insertions, 16 deletions
@@ -243,6 +243,30 @@ static void cgroup_free_rule_list(struct cgroup_rule_list *rl) rl->tail = NULL; } +static char *cg_skip_unused_charactors_in_rule(char *rule) +{ + char *itr; + + /* We ignore anything after a # sign as comments. */ + if ((itr = strchr(rule, '#'))) + *itr = '\0'; + + /* We also need to remove the newline character. */ + if ((itr = strchr(rule, '\n'))) + *itr = '\0'; + + /* Now, skip any leading tabs and spaces. */ + itr = rule; + while (itr && isblank(*itr)) + itr++; + + /* If there's nothing left, we can ignore this line. */ + if (!strlen(itr)) + return NULL; + + return itr; +} + /** * Parse the configuration file that maps UID/GIDs to cgroups. If ever the * configuration file is modified, applications should call this function to @@ -337,23 +361,10 @@ static int cgroup_parse_rules(bool cache, uid_t muid, gid_t mgid) while ((itr = fgets(buff, sizeof(buff), fp)) != NULL) { linenum++; - /* We ignore anything after a # sign as comments. */ - if ((itr = strchr(buff, '#'))) - *itr = '\0'; - - /* We also need to remove the newline character. */ - if ((itr = strchr(buff, '\n'))) - *itr = '\0'; - - /* Now, skip any leading tabs and spaces. */ - itr = &buff; - while (itr && isblank(*itr)) - itr++; - - /* If there's nothing left, we can ignore this line. */ - if (!strlen(itr)) + if (!(itr = cg_skip_unused_charactors_in_rule(buff))) { + memset(buff, '\0', sizeof(buff)); continue; - + } /* * If we skipped the last rule and this rule is a continuation * of it (begins with %), then we should skip this rule too. |