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string.c (mrb_utf8len): retry 7cdef2b0.

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C++ requires `extern` declaration before variable definition.
This commit is contained in:
Yukihiro "Matz" Matsumoto
2022-05-27 11:13:24 +09:00
parent 0a8bfd1f8b
commit 82b87be4df
2 changed files with 9 additions and 12 deletions
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src/string.c
+7 -6
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@@ -238,17 +238,18 @@ mrb_gc_free_str(mrb_state *mrb, struct RString *str)
}
#ifdef MRB_UTF8_STRING
#define utf8_islead(c) ((unsigned char)((c)&0xc0) != 0x80)
extern const char mrb_utf8len_table[];
const char mrb_utf8len_table[] = {
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 3, 3, 4, 0
};
mrb_int
mrb_utf8len(const char* p, const char* e)
{
static const char lengths[] = {
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 3, 3, 4, 0
};
mrb_int len = lengths[(unsigned char)p[0] >> 3];
mrb_int len = mrb_utf8len_table[(unsigned char)p[0] >> 3];
if (len > e - p) return 1;
switch (len) {
case 1: