diff options
Diffstat (limited to 'libguile/srfi-14.h')
-rw-r--r-- | libguile/srfi-14.h | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/libguile/srfi-14.h b/libguile/srfi-14.h index 54e0d329c..bdcdd0889 100644 --- a/libguile/srfi-14.h +++ b/libguile/srfi-14.h @@ -24,22 +24,34 @@ #include "libguile/__scm.h" -#define SCM_CHARSET_SIZE 256 +typedef struct +{ + scm_t_wchar lo; + scm_t_wchar hi; +} scm_t_char_range; -/* We expect 8-bit bytes here. Should be no problem in the year - 2001. */ -#ifndef SCM_BITS_PER_LONG -# define SCM_BITS_PER_LONG (sizeof (long) * 8) -#endif +typedef struct +{ + size_t len; + scm_t_char_range *ranges; +} scm_t_char_set; + +typedef struct +{ + size_t range; + scm_t_wchar n; +} scm_t_char_set_cursor; -#define SCM_CHARSET_GET(cs, idx) (((long *) SCM_SMOB_DATA (cs))\ - [((unsigned char) (idx)) / SCM_BITS_PER_LONG] &\ - (1L << (((unsigned char) (idx)) % SCM_BITS_PER_LONG))) +#define SCM_CHARSET_GET(cs,idx) \ + scm_i_charset_get((scm_t_char_set *)SCM_SMOB_DATA(cs),idx) #define SCM_CHARSETP(x) (!SCM_IMP (x) && (SCM_TYP16 (x) == scm_tc16_charset)) /* Smob type code for character sets. */ SCM_API int scm_tc16_charset; +SCM_INTERNAL int scm_i_charset_get (scm_t_char_set *cs, scm_t_wchar n); +SCM_INTERNAL void scm_i_charset_set (scm_t_char_set *cs, scm_t_wchar n); +SCM_INTERNAL void scm_i_charset_unset (scm_t_char_set *cs, scm_t_wchar n); SCM_API SCM scm_char_set_p (SCM obj); SCM_API SCM scm_char_set_eq (SCM char_sets); @@ -88,6 +100,9 @@ SCM_API SCM scm_char_set_intersection_x (SCM cs1, SCM rest); SCM_API SCM scm_char_set_difference_x (SCM cs1, SCM rest); SCM_API SCM scm_char_set_xor_x (SCM cs1, SCM rest); SCM_API SCM scm_char_set_diff_plus_intersection_x (SCM cs1, SCM cs2, SCM rest); +#if SCM_CHARSET_DEBUG +SCM_API SCM scm_debug_char_set (SCM cs); +#endif SCM_API SCM scm_char_set_lower_case; SCM_API SCM scm_char_set_upper_case; @@ -107,7 +122,6 @@ SCM_API SCM scm_char_set_ascii; SCM_API SCM scm_char_set_empty; SCM_API SCM scm_char_set_full; -SCM_INTERNAL void scm_srfi_14_compute_char_sets (void); SCM_INTERNAL void scm_init_srfi_14 (void); #endif /* SCM_SRFI_14_H */ |