1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
| | #ifndef ext_help_h
#define ext_help_h
/* not all Ruby implementations support frozen objects (Rubinius does not) */
#if defined(OBJ_FROZEN)
# define assert_frozen(f) assert(OBJ_FROZEN(f) && "unfrozen object")
#else
# define assert_frozen(f) do {} while (0)
#endif /* !defined(OBJ_FROZEN) */
static inline int str_cstr_eq(VALUE val, const char *ptr, long len)
{
return (RSTRING_LEN(val) == len && !memcmp(ptr, RSTRING_PTR(val), len));
}
#define STR_CSTR_EQ(val, const_str) \
str_cstr_eq(val, const_str, sizeof(const_str) - 1)
/* strcasecmp isn't locale independent */
static int str_cstr_case_eq(VALUE val, const char *ptr, long len)
{
if (RSTRING_LEN(val) == len) {
const char *v = RSTRING_PTR(val);
for (; len--; ++ptr, ++v) {
if ((*ptr == *v) || (*v >= 'A' && *v <= 'Z' && (*v | 0x20) == *ptr))
continue;
return 0;
}
return 1;
}
return 0;
}
#define STR_CSTR_CASE_EQ(val, const_str) \
str_cstr_case_eq(val, const_str, sizeof(const_str) - 1)
#endif /* ext_help_h */
|