smatch_ignore.c

   1 #include "smatch.h"
   2
   3 struct tracker {
   4         const char *name;
   5         int owner;
   6         struct symbol *sym;
   7 };
   8 DECLARE_PTR_LIST(tracker_list, struct tracker);
   9
  10 static struct tracker_list *ignored;
  11
  12 void add_ignore(const char *name, int owner, struct symbol *sym)
  13 {
  14         struct tracker *tmp;
  15
  16         tmp = malloc(sizeof(*tmp));
  17         tmp->name = name;
  18         tmp->owner = owner;
  19         tmp->sym = sym;
  20         add_ptr_list(&ignored, tmp);
  21 }
  22
  23 int is_ignored(const char *name, int owner, struct symbol *sym)
  24 {
  25         struct tracker *tmp;
  26
  27         FOR_EACH_PTR(ignored, tmp) {
  28                 if (tmp->owner == owner && tmp->sym == sym
  29                     && !strcmp(tmp->name, name))
  30                         return 1;
  31         } END_FOR_EACH_PTR(tmp);
  32         return 0;
  33 }
  34
  35 static void clear_ignores()
  36 {
  37         __free_ptr_list((struct ptr_list **)&ignored);
  38 }
  39
  40 void register_smatch_ignore(int id)
  41 {
  42         add_hook(&clear_ignores, END_FUNC_HOOK);
  43 }