SCM_API double scm_truncate (double x);
SCM_API double scm_round (double x);
+/* Deprecated because we don't want people to access the internal
+ representation of strings directly.
+*/
+
+#define SCM_VALIDATE_STRING_COPY(pos, str, cvar) \
+ do { \
+ SCM_ASSERT (SCM_STRINGP (str), str, pos, FUNC_NAME); \
+ cvar = SCM_STRING_CHARS(str); \
+ } while (0)
+
+/* validate a string and optional start/end arguments which default to
+ 0/string-len. this is unrelated to the old shared substring
+ support, so please do not deprecate it :) */
+#define SCM_VALIDATE_SUBSTRING_SPEC_COPY(pos_str, str, c_str, \
+ pos_start, start, c_start,\
+ pos_end, end, c_end) \
+ do {\
+ SCM_VALIDATE_STRING_COPY (pos_str, str, c_str);\
+ c_start = SCM_UNBNDP(start)? 0 : scm_to_size_t (start);\
+ c_end = SCM_UNBNDP(end)? SCM_STRING_LENGTH(str) : scm_to_size_t (end);\
+ SCM_ASSERT_RANGE (pos_start, start,\
+ 0 <= c_start \
+ && (size_t) c_start <= SCM_STRING_LENGTH (str));\
+ SCM_ASSERT_RANGE (pos_end, end,\
+ c_start <= c_end \
+ && (size_t) c_end <= SCM_STRING_LENGTH (str));\
+ } while (0)
+
+
void scm_i_init_deprecated (void);
#endif
free (pointers);
}
+void
+scm_i_get_substring_spec (size_t len,
+ SCM start, size_t *cstart,
+ SCM end, size_t *cend)
+{
+ if (SCM_UNBNDP (start))
+ *cstart = 0;
+ else
+ *cstart = scm_to_unsigned_integer (start, 0, len);
+
+ if (SCM_UNBNDP (end))
+ *cend = len;
+ else
+ *cend = scm_to_unsigned_integer (end, *cstart, len);
+}
+
void
scm_init_strings ()
{
SCM_API char **scm_i_allocate_string_pointers (SCM list);
SCM_API void scm_i_free_string_pointers (char **pointers);
+SCM_API void scm_i_get_substring_spec (size_t len,
+ SCM start, size_t *cstart,
+ SCM end, size_t *cend);
SCM_API void scm_init_strings (void);
cvar = SCM_CHAR (scm); \
} while (0)
-#define SCM_VALIDATE_STRING(pos, str) SCM_MAKE_VALIDATE_MSG (pos, str, STRINGP, "string")
-
-#define SCM_VALIDATE_STRING_COPY(pos, str, cvar) \
- do { \
- SCM_ASSERT (SCM_STRINGP (str), str, pos, FUNC_NAME); \
- cvar = SCM_STRING_CHARS(str); \
- } while (0)
-
-/* validate a string and optional start/end arguments which default to
- 0/string-len. this is unrelated to the old shared substring
- support, so please do not deprecate it :) */
-#define SCM_VALIDATE_SUBSTRING_SPEC_COPY(pos_str, str, c_str, \
- pos_start, start, c_start,\
- pos_end, end, c_end) \
- do {\
- SCM_VALIDATE_STRING_COPY (pos_str, str, c_str);\
- c_start = SCM_UNBNDP(start)? 0 : scm_to_size_t (start);\
- c_end = SCM_UNBNDP(end)? SCM_STRING_LENGTH(str) : scm_to_size_t (end);\
- SCM_ASSERT_RANGE (pos_start, start,\
- 0 <= c_start \
- && (size_t) c_start <= SCM_STRING_LENGTH (str));\
- SCM_ASSERT_RANGE (pos_end, end,\
- c_start <= c_end \
- && (size_t) c_end <= SCM_STRING_LENGTH (str));\
- } while (0)
+#define SCM_VALIDATE_STRING(pos, str) SCM_MAKE_VALIDATE_MSG (pos, str, I_STRINGP, "string")
#define SCM_VALIDATE_REAL(pos, z) SCM_MAKE_VALIDATE_MSG (pos, z, REALP, "real")
SCM_ASSERT (SCM_VECTORP (v) && len == SCM_VECTOR_LENGTH (v), v, pos, FUNC_NAME); \
} while (0)
+
#endif /* SCM_VALIDATE_H */
/*