Sha256: 88232b33f86a59ab7c27b6bf92c1f46505fa5a3bcc95a8e88e9fdda9ff5e8f6f
Contents?: true
Size: 1.92 KB
Versions: 12
Compression:
Stored size: 1.92 KB
Contents
#ifndef ext_help_h
#define ext_help_h
#ifndef RSTRING_PTR
#define RSTRING_PTR(s) (RSTRING(s)->ptr)
#endif /* !defined(RSTRING_PTR) */
#ifndef RSTRING_LEN
#define RSTRING_LEN(s) (RSTRING(s)->len)
#endif /* !defined(RSTRING_LEN) */
#ifndef RUBINIUS
# define rb_str_update(x) do {} while (0)
# define rb_str_flush(x) do {} while (0)
#endif /* !RUBINIUS */
#ifndef HAVE_RB_STR_SET_LEN
/* this is taken from Ruby 1.8.7, 1.8.6 may not have it */
static void rb_18_str_set_len(VALUE str, long len)
{
RSTRING(str)->len = len;
RSTRING(str)->ptr[len] = '\0';
rb_str_flush(str);
}
# define rb_str_set_len(str,len) rb_18_str_set_len(str,len)
#endif /* !defined(HAVE_RB_STR_SET_LEN) */
/* 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) */
#if !defined(OFFT2NUM)
# if SIZEOF_OFF_T == SIZEOF_LONG
# define OFFT2NUM(n) LONG2NUM(n)
# else
# define OFFT2NUM(n) LL2NUM(n)
# endif
#endif /* ! defined(OFFT2NUM) */
#ifndef HAVE_RB_STR_MODIFY
# define rb_str_modify(x) do {} while (0)
#endif /* ! defined(HAVE_RB_STR_MODIFY) */
static inline int str_cstr_eq(VALUE val, const char *ptr, size_t 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, size_t 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 */
Version data entries
12 entries across 12 versions & 2 rubygems