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symbol.c: narrow scope of local variables

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2024-03-01 22:38:12 +09:00
parent aa0cb370a8
commit d840274805
1 changed files with 8 additions and 12 deletions
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src/symbol.c
+8 -12
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@@ -26,11 +26,10 @@ presym_find(const char *name, size_t len)
{
if (presym_length_table[MRB_PRESYM_MAX-1] < len) return 0;
mrb_sym start, idx, presym_size = MRB_PRESYM_MAX;
int cmp;
for (start = 0; presym_size != 0; presym_size/=2) {
idx = start+presym_size/2;
cmp = (int)len-(int)presym_length_table[idx];
mrb_sym presym_size = MRB_PRESYM_MAX;
for (mrb_sym start = 0; presym_size != 0; presym_size/=2) {
mrb_sym idx = start+presym_size/2;
int cmp = (int)len-(int)presym_length_table[idx];
if (cmp == 0) {
cmp = memcmp(name, presym_name_table[idx], len);
if (cmp == 0) return idx+1;
@@ -80,20 +79,17 @@ sym_inline_pack(const char *name, size_t len)
const size_t pack_length_max = 5;
#endif
char c;
const char *p;
mrb_sym sym = 0;
if (len > pack_length_max) return 0; /* too long */
if (len == 0) return 0; /* empty string */
for (size_t i=0; i<len; i++) {
uint32_t bits;
c = name[i];
char c = name[i];
if (c == 0) return 0; /* NUL in name */
p = strchr(pack_table, (int)c);
const char *p = strchr(pack_table, (int)c);
if (p == 0) return 0; /* non alnum char */
bits = (uint32_t)(p - pack_table)+1;
uint32_t bits = (uint32_t)(p - pack_table)+1;
sym |= bits<<(24-i*6);
}
mrb_assert(SYMBOL_INLINE_P(sym));