diff options
Diffstat (limited to 'tools/perf/util/strlist.h')
| -rw-r--r-- | tools/perf/util/strlist.h | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/tools/perf/util/strlist.h b/tools/perf/util/strlist.h index cb4659306d7b..3ba839007d2c 100644 --- a/tools/perf/util/strlist.h +++ b/tools/perf/util/strlist.h @@ -23,7 +23,12 @@ int strlist__load(struct strlist *self, const char *filename); int strlist__add(struct strlist *self, const char *str); struct str_node *strlist__entry(const struct strlist *self, unsigned int idx); -bool strlist__has_entry(struct strlist *self, const char *entry); +struct str_node *strlist__find(struct strlist *self, const char *entry); + +static inline bool strlist__has_entry(struct strlist *self, const char *entry) +{ + return strlist__find(self, entry) != NULL; +} static inline bool strlist__empty(const struct strlist *self) { @@ -35,5 +40,39 @@ static inline unsigned int strlist__nr_entries(const struct strlist *self) return self->nr_entries; } +/* For strlist iteration */ +static inline struct str_node *strlist__first(struct strlist *self) +{ + struct rb_node *rn = rb_first(&self->entries); + return rn ? rb_entry(rn, struct str_node, rb_node) : NULL; +} +static inline struct str_node *strlist__next(struct str_node *sn) +{ + struct rb_node *rn; + if (!sn) + return NULL; + rn = rb_next(&sn->rb_node); + return rn ? rb_entry(rn, struct str_node, rb_node) : NULL; +} + +/** + * strlist_for_each - iterate over a strlist + * @pos: the &struct str_node to use as a loop cursor. + * @self: the &struct strlist for loop. + */ +#define strlist__for_each(pos, self) \ + for (pos = strlist__first(self); pos; pos = strlist__next(pos)) + +/** + * strlist_for_each_safe - iterate over a strlist safe against removal of + * str_node + * @pos: the &struct str_node to use as a loop cursor. + * @n: another &struct str_node to use as temporary storage. + * @self: the &struct strlist for loop. + */ +#define strlist__for_each_safe(pos, n, self) \ + for (pos = strlist__first(self), n = strlist__next(pos); pos;\ + pos = n, n = strlist__next(n)) + int strlist__parse_list(struct strlist *self, const char *s); #endif /* __PERF_STRLIST_H */ |