smatch_tracker.c

   1 #include "smatch.h"
   2
   3 ALLOCATOR(tracker, "trackers");
   4
   5 void add_tracker(struct tracker_list **list, const char *name, int owner,
   6                 struct symbol *sym)
   7 {
   8         struct tracker *tmp;
   9
  10         if (in_tracker_list(*list, name, owner, sym))
  11                 return;
  12
  13         tmp = __alloc_tracker(0);
  14         tmp->name = alloc_string(name);
  15         tmp->owner = owner;
  16         tmp->sym = sym;
  17         add_ptr_list(list, tmp);
  18 }
  19
  20 void del_tracker(struct tracker_list **list, const char *name, int owner,
  21                  struct symbol *sym)
  22 {
  23         struct tracker *tmp;
  24
  25         FOR_EACH_PTR(*list, tmp) {
  26                 if (tmp->owner == owner && tmp->sym == sym
  27                     && !strcmp(tmp->name, name)) {
  28                         DELETE_CURRENT_PTR(tmp);
  29                         __free_tracker(tmp);
  30                         return;
  31                 }
  32         } END_FOR_EACH_PTR(tmp);
  33 }
  34
  35 int in_tracker_list(struct tracker_list *list, const char *name, int owner,
  36                 struct symbol *sym)
  37 {
  38         struct tracker *tmp;
  39
  40         FOR_EACH_PTR(list, tmp) {
  41                 if (tmp->owner == owner && tmp->sym == sym
  42                     && !strcmp(tmp->name, name))
  43                         return 1;
  44         } END_FOR_EACH_PTR(tmp);
  45         return 0;
  46 }
  47
  48 void free_tracker_list(struct tracker_list **list)
  49 {
  50         __free_ptr_list((struct ptr_list **)list);
  51 }
  52
  53 void free_trackers_and_list(struct tracker_list **list)
  54 {
  55         struct tracker *tmp;
  56
  57         FOR_EACH_PTR(*list, tmp) {
  58                 free_string(tmp->name);
  59                 __free_tracker(tmp);
  60         } END_FOR_EACH_PTR(tmp);
  61         free_tracker_list(list);
  62 }
  63