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move STR_* macros to mruby/string.h with renaming

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2014-06-07 22:16:16 +09:00
parent b0c90141d9
commit 32e450166f
3 changed files with 153 additions and 168 deletions
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include/mruby/string.h
+32 -15
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@@ -30,21 +30,38 @@ struct RString {
} as;
};
#define mrb_str_ptr(s) ((struct RString*)(mrb_ptr(s)))
#define RSTRING(s) ((struct RString*)(mrb_ptr(s)))
#define RSTRING_PTR(s)\
((RSTRING(s)->flags & MRB_STR_EMBED) ?\
RSTRING(s)->as.ary :\
RSTRING(s)->as.heap.ptr)
#define RSTRING_LEN(s)\
((RSTRING(s)->flags & MRB_STR_EMBED) ?\
(mrb_int)((RSTRING(s)->flags & MRB_STR_EMBED_LEN_MASK) >> MRB_STR_EMBED_LEN_SHIFT) :\
RSTRING(s)->as.heap.len)
#define RSTRING_CAPA(s)\
((RSTRING(s)->flags & MRB_STR_EMBED) ?\
RSTRING_EMBED_LEN_MAX :\
RSTRING(s)->as.heap.aux.capa)
#define RSTRING_END(s) (RSTRING_PTR(s) + RSTRING_LEN(s))
#define RSTR_EMBED_P(s) ((s)->flags & MRB_STR_EMBED)
#define RSTR_SET_EMBED_FLAG(s) ((s)->flags |= MRB_STR_EMBED)
#define RSTR_UNSET_EMBED_FLAG(s) ((s)->flags &= ~(MRB_STR_EMBED|MRB_STR_EMBED_LEN_MASK))
#define RSTR_SET_EMBED_LEN(s, n) do {\
size_t tmp_n = (n);\
s->flags &= ~MRB_STR_EMBED_LEN_MASK;\
s->flags |= (tmp_n) << MRB_STR_EMBED_LEN_SHIFT;\
} while (0)
#define RSTR_SET_LEN(s, n) do {\
if (RSTR_EMBED_P(s)) {\
RSTR_SET_EMBED_LEN((s),(n));\
} else {\
s->as.heap.len = (mrb_int)(n);\
}\
} while (0)
#define RSTR_EMBED_LEN(s)\
(mrb_int)(((s)->flags & MRB_STR_EMBED_LEN_MASK) >> MRB_STR_EMBED_LEN_SHIFT)
#define RSTR_PTR(s) ((RSTR_EMBED_P(s)) ? (s)->as.ary : (s)->as.heap.ptr)
#define RSTR_LEN(s) ((RSTR_EMBED_P(s)) ? RSTR_EMBED_LEN(s) : (s)->as.heap.len)
#define RSTR_CAPA(s) (RSTR_EMBED_P(s) ? RSTRING_EMBED_LEN_MAX : (s)->as.heap.aux.capa)
#define RSTR_SHARED_P(s) ((s)->flags & MRB_STR_SHARED)
#define RSTR_SET_SHARED_FLAG(s) ((s)->flags |= MRB_STR_SHARED)
#define RSTR_UNSET_SHARED_FLAG(s) ((s)->flags &= ~MRB_STR_SHARED)
#define mrb_str_ptr(s) ((struct RString*)(mrb_ptr(s)))
#define RSTRING(s) mrb_str_ptr(s)
#define RSTRING_PTR(s) RSTR_PTR(RSTRING(s))
#define RSTRING_EMBED_LEN(s) RSTR_ENBED_LEN(RSTRING(s))
#define RSTRING_LEN(s) RSTR_LEN(RSTRING(s))
#define RSTRING_CAPA(s) RSTR_CAPA(RSTRING(s))
#define RSTRING_END(s) (RSTRING_PTR(s) + RSTRING_LEN(s))
mrb_int mrb_str_strlen(mrb_state*, struct RString*);
#define MRB_STR_SHARED 1