#include "chars.h"
#include "strop.h"
+#include "read.h" /*For SCM_CASE_INSENSITIVE_P*/
\f
-static int scm_i_index SCM_P ((SCM * str, SCM chr, int direction, SCM sub_start, SCM sub_end, int pos, int pos2, int pos3, int pos4, const char * why));
+static int scm_i_index (SCM * str, SCM chr, int direction,
+ SCM sub_start, SCM sub_end, const char * why);
/* implements index if direction > 0 otherwise rindex. */
static int
-scm_i_index (str, chr, direction, sub_start, sub_end, pos, pos2, pos3, pos4,
- why)
- SCM * str;
- SCM chr;
- int direction;
- SCM sub_start;
- SCM sub_end;
- int pos;
- int pos2;
- int pos3;
- int pos4;
- const char * why;
+scm_i_index (SCM *str, SCM chr, int direction, SCM sub_start,
+ SCM sub_end, const char *why)
+
{
unsigned char * p;
int x;
int upper;
int ch;
- SCM_ASSERT (SCM_NIMP (*str) && SCM_ROSTRINGP (*str), *str, pos, why);
- SCM_ASSERT (SCM_ICHRP (chr), chr, pos2, why);
+ SCM_ASSERT (SCM_NIMP (*str) && SCM_ROSTRINGP (*str), *str, SCM_ARG1, why);
+ SCM_ASSERT (SCM_ICHRP (chr), chr, SCM_ARG2, why);
if (sub_start == SCM_BOOL_F)
sub_start = SCM_MAKINUM (0);
- SCM_ASSERT (SCM_INUMP (sub_start), sub_start, pos3, why);
+ SCM_ASSERT (SCM_INUMP (sub_start), sub_start, SCM_ARG3, why);
lower = SCM_INUM (sub_start);
if (lower < 0
|| lower > SCM_ROLENGTH (*str))
if (sub_end == SCM_BOOL_F)
sub_end = SCM_MAKINUM (SCM_ROLENGTH (*str));
- SCM_ASSERT (SCM_INUMP (sub_end), sub_end, pos4, why);
+ SCM_ASSERT (SCM_INUMP (sub_end), sub_end, SCM_ARG4, why);
upper = SCM_INUM (sub_end);
if (upper < SCM_INUM (sub_start)
|| upper > SCM_ROLENGTH (*str))
SCM_PROC(s_string_index, "string-index", 2, 2, 0, scm_string_index);
SCM
-scm_string_index (str, chr, frm, to)
- SCM str;
- SCM chr;
- SCM frm;
- SCM to;
+scm_string_index (SCM str, SCM chr, SCM frm, SCM to)
{
int pos;
frm = SCM_BOOL_F;
if (to == SCM_UNDEFINED)
to = SCM_BOOL_F;
- pos = scm_i_index (&str, chr, 1, frm, to, SCM_ARG1, SCM_ARG2, SCM_ARG3, SCM_ARG4, s_string_index);
+ pos = scm_i_index (&str, chr, 1, frm, to, s_string_index);
return (pos < 0
? SCM_BOOL_F
: SCM_MAKINUM (pos));
SCM_PROC(s_string_rindex, "string-rindex", 2, 2, 0, scm_string_rindex);
SCM
-scm_string_rindex (str, chr, frm, to)
- SCM str;
- SCM chr;
- SCM frm;
- SCM to;
+scm_string_rindex (SCM str, SCM chr, SCM frm, SCM to)
{
int pos;
frm = SCM_BOOL_F;
if (to == SCM_UNDEFINED)
to = SCM_BOOL_F;
- pos = scm_i_index (&str, chr, -1, frm, to, SCM_ARG1, SCM_ARG2, SCM_ARG3, SCM_ARG4, s_string_rindex);
+ pos = scm_i_index (&str, chr, -1, frm, to, s_string_rindex);
return (pos < 0
? SCM_BOOL_F
: SCM_MAKINUM (pos));
}
-/* What is the purpose of these strange assertions in the following
- `substring' functions?
-
- SCM_ASSERT (3==scm_ilength (args), scm_makfrom0str (s_substring_move_left_x),
- SCM_WNA, NULL);
- Why bother to make args a `rest argument' if we are merely going to
- force it to include exactly three arguments? Why not merely make
- them all required arguments instead? This makes me suspicious that
- the functions haven't been fully implemented. If anyone can
- clarify what's going on here, please do so. -twp */
-
-SCM_PROC(s_substring_move_left_x, "substring-move-left!", 2, 0, 1, scm_substring_move_left_x);
+SCM_PROC(s_substring_move_left_x, "substring-move-left!", 5, 0, 0, scm_substring_move_left_x);
SCM
-scm_substring_move_left_x (str1, start1, args)
- SCM str1;
- SCM start1;
- SCM args;
+scm_substring_move_left_x (SCM str1, SCM start1, SCM end1,
+ SCM str2, SCM start2)
+
{
- SCM end1, str2, start2;
- long i, j, e;
- SCM_ASSERT (3==scm_ilength (args), scm_makfrom0str (s_substring_move_left_x),
- SCM_WNA, NULL);
- end1 = SCM_CAR (args); args = SCM_CDR (args);
- str2 = SCM_CAR (args); args = SCM_CDR (args);
- start2 = SCM_CAR (args);
- SCM_ASSERT (SCM_NIMP (str1) && SCM_STRINGP (str1), str1, SCM_ARG1, s_substring_move_left_x);
+ long s1, s2, e, len;
+
+ SCM_ASSERT (SCM_NIMP (str1) && SCM_STRINGP (str1), str1,
+ SCM_ARG1, s_substring_move_left_x);
SCM_ASSERT (SCM_INUMP (start1), start1, SCM_ARG2, s_substring_move_left_x);
SCM_ASSERT (SCM_INUMP (end1), end1, SCM_ARG3, s_substring_move_left_x);
- SCM_ASSERT (SCM_NIMP (str2) && SCM_STRINGP (str2), str2, SCM_ARG4, s_substring_move_left_x);
+ SCM_ASSERT (SCM_NIMP (str2) && SCM_STRINGP (str2), str2,
+ SCM_ARG4, s_substring_move_left_x);
SCM_ASSERT (SCM_INUMP (start2), start2, SCM_ARG5, s_substring_move_left_x);
- i = SCM_INUM (start1), j = SCM_INUM (start2), e = SCM_INUM (end1);
- SCM_ASSERT (i <= SCM_LENGTH (str1) && i >= 0, start1, SCM_OUTOFRANGE, s_substring_move_left_x);
- SCM_ASSERT (j <= SCM_LENGTH (str2) && j >= 0, start2, SCM_OUTOFRANGE, s_substring_move_left_x);
- SCM_ASSERT (e <= SCM_LENGTH (str1) && e >= 0, end1, SCM_OUTOFRANGE, s_substring_move_left_x);
- SCM_ASSERT (e-i+j <= SCM_LENGTH (str2), start2, SCM_OUTOFRANGE, s_substring_move_left_x);
- while (i<e) SCM_CHARS (str2)[j++] = SCM_CHARS (str1)[i++];
- return SCM_UNSPECIFIED;
+
+ s1 = SCM_INUM (start1), s2 = SCM_INUM (start2), e = SCM_INUM (end1);
+ len = e - s1;
+ SCM_ASSERT (s1 <= SCM_LENGTH (str1) && s1 >= 0, start1,
+ SCM_OUTOFRANGE, s_substring_move_left_x);
+ SCM_ASSERT (s2 <= SCM_LENGTH (str2) && s2 >= 0, start2,
+ SCM_OUTOFRANGE, s_substring_move_left_x);
+ SCM_ASSERT (e <= SCM_LENGTH (str1) && e >= 0, end1,
+ SCM_OUTOFRANGE, s_substring_move_left_x);
+ SCM_ASSERT (len+s2 <= SCM_LENGTH (str2), start2,
+ SCM_OUTOFRANGE, s_substring_move_left_x);
+
+ SCM_SYSCALL(memmove((void *)(&(SCM_CHARS(str2)[s2])),
+ (void *)(&(SCM_CHARS(str1)[s1])),
+ len));
+
+ return scm_return_first(SCM_UNSPECIFIED, str1, str2);
}
-SCM_PROC(s_substring_move_right_x, "substring-move-right!", 2, 0, 1, scm_substring_move_right_x);
+SCM_PROC(s_substring_move_right_x, "substring-move-right!", 5, 0, 0, scm_substring_move_right_x);
SCM
-scm_substring_move_right_x (str1, start1, args)
- SCM str1;
- SCM start1;
- SCM args;
+scm_substring_move_right_x (SCM str1, SCM start1, SCM end1,
+ SCM str2, SCM start2)
{
- SCM end1, str2, start2;
- long i, j, e;
- SCM_ASSERT (3==scm_ilength (args),
- scm_makfrom0str (s_substring_move_right_x), SCM_WNA, NULL);
- end1 = SCM_CAR (args); args = SCM_CDR (args);
- str2 = SCM_CAR (args); args = SCM_CDR (args);
- start2 = SCM_CAR (args);
- SCM_ASSERT (SCM_NIMP (str1) && SCM_STRINGP (str1), str1, SCM_ARG1, s_substring_move_right_x);
+ long s1, s2, e, len;
+
+ SCM_ASSERT (SCM_NIMP (str1) && SCM_STRINGP (str1), str1,
+ SCM_ARG1, s_substring_move_right_x);
SCM_ASSERT (SCM_INUMP (start1), start1, SCM_ARG2, s_substring_move_right_x);
SCM_ASSERT (SCM_INUMP (end1), end1, SCM_ARG3, s_substring_move_right_x);
- SCM_ASSERT (SCM_NIMP (str2) && SCM_STRINGP (str2), str2, SCM_ARG4, s_substring_move_right_x);
+ SCM_ASSERT (SCM_NIMP (str2) && SCM_STRINGP (str2), str2,
+ SCM_ARG4, s_substring_move_right_x);
SCM_ASSERT (SCM_INUMP (start2), start2, SCM_ARG5, s_substring_move_right_x);
- i = SCM_INUM (start1), j = SCM_INUM (start2), e = SCM_INUM (end1);
- SCM_ASSERT (i <= SCM_LENGTH (str1) && i >= 0, start1, SCM_OUTOFRANGE, s_substring_move_right_x);
- SCM_ASSERT (j <= SCM_LENGTH (str2) && j >= 0, start2, SCM_OUTOFRANGE, s_substring_move_right_x);
- SCM_ASSERT (e <= SCM_LENGTH (str1) && e >= 0, end1, SCM_OUTOFRANGE, s_substring_move_right_x);
- SCM_ASSERT ((j = e-i+j) <= SCM_LENGTH (str2), start2, SCM_OUTOFRANGE, s_substring_move_right_x);
- while (i<e) SCM_CHARS (str2)[--j] = SCM_CHARS (str1)[--e];
+ s1 = SCM_INUM (start1), s2 = SCM_INUM (start2), e = SCM_INUM (end1);
+ len = e-s1;
+ SCM_ASSERT (s1 <= SCM_LENGTH (str1) && s1 >= 0, start1,
+ SCM_OUTOFRANGE, s_substring_move_right_x);
+ SCM_ASSERT (s2 <= SCM_LENGTH (str2) && s2 >= 0, start2,
+ SCM_OUTOFRANGE, s_substring_move_right_x);
+ SCM_ASSERT (e <= SCM_LENGTH (str1) && e >= 0, end1,
+ SCM_OUTOFRANGE, s_substring_move_right_x);
+ SCM_ASSERT (len+s2 <= SCM_LENGTH (str2), start2,
+ SCM_OUTOFRANGE, s_substring_move_right_x);
+
+ SCM_SYSCALL(memmove((void *)(&(SCM_CHARS(str2)[s2])),
+ (void *)(&(SCM_CHARS(str1)[s1])),
+ len));
+
return SCM_UNSPECIFIED;
}
-SCM_PROC(s_substring_fill_x, "substring-fill!", 2, 0, 1, scm_substring_fill_x);
+SCM_PROC(s_substring_fill_x, "substring-fill!", 4, 0, 0, scm_substring_fill_x);
SCM
-scm_substring_fill_x (str, start, args)
- SCM str;
- SCM start;
- SCM args;
+scm_substring_fill_x (SCM str, SCM start, SCM end, SCM fill)
+
{
- SCM end, fill;
long i, e;
char c;
- SCM_ASSERT (2==scm_ilength (args), scm_makfrom0str (s_substring_fill_x),
- SCM_WNA, NULL);
- end = SCM_CAR (args); args = SCM_CDR (args);
- fill = SCM_CAR (args);
SCM_ASSERT (SCM_NIMP (str) && SCM_STRINGP (str), str, SCM_ARG1, s_substring_fill_x);
SCM_ASSERT (SCM_INUMP (start), start, SCM_ARG2, s_substring_fill_x);
SCM_ASSERT (SCM_INUMP (end), end, SCM_ARG3, s_substring_fill_x);
SCM_ASSERT (SCM_ICHRP (fill), fill, SCM_ARG4, s_substring_fill_x);
i = SCM_INUM (start), e = SCM_INUM (end);c = SCM_ICHR (fill);
- SCM_ASSERT (i <= SCM_LENGTH (str) && i >= 0, start, SCM_OUTOFRANGE, s_substring_fill_x);
- SCM_ASSERT (e <= SCM_LENGTH (str) && e >= 0, end, SCM_OUTOFRANGE, s_substring_fill_x);
+ SCM_ASSERT (i <= SCM_LENGTH (str) && i >= 0, start,
+ SCM_OUTOFRANGE, s_substring_fill_x);
+ SCM_ASSERT (e <= SCM_LENGTH (str) && e >= 0, end,
+ SCM_OUTOFRANGE, s_substring_fill_x);
while (i<e) SCM_CHARS (str)[i++] = c;
return SCM_UNSPECIFIED;
}
return v;
}
+SCM_PROC(s_string_upcase, "string-upcase", 1, 0, 0, scm_string_upcase);
+
+SCM
+scm_string_upcase(SCM str)
+{
+ return scm_string_upcase_x(scm_string_copy(str));
+}
+
SCM_PROC(s_string_downcase_x, "string-downcase!", 1, 0, 0, scm_string_downcase_x);
SCM
register unsigned char *cs;
SCM_ASRTGO (SCM_NIMP (v), badarg1);
k = SCM_LENGTH (v);
- switch SCM_TYP7
- (v)
+ switch (SCM_TYP7(v))
{
- case scm_tc7_string:
- cs = SCM_UCHARS (v);
- while (k--)
- cs[k] = scm_downcase(cs[k]);
- break;
- default:
+ case scm_tc7_string:
+ cs = SCM_UCHARS (v);
+ while (k--)
+ cs[k] = scm_downcase(cs[k]);
+ break;
+ default:
badarg1:scm_wta (v, (char *) SCM_ARG1, s_string_downcase_x);
}
return v;
}
+SCM_PROC(s_string_downcase, "string-downcase", 1, 0, 0, scm_string_downcase);
+
+SCM
+scm_string_downcase(SCM str)
+{
+ SCM_ASSERT(SCM_NIMP(str) && SCM_STRINGP(str), str, SCM_ARG1, s_string_downcase);
+ return scm_string_downcase_x(scm_string_copy(str));
+}
+
+SCM_PROC(s_string_capitalize_x, "string-capitalize!", 1, 0, 0, scm_string_capitalize_x);
+
+SCM
+scm_string_capitalize_x (SCM s)
+{
+ char *str;
+ int i, len, in_word=0;
+ SCM_ASSERT(SCM_NIMP(s) && SCM_STRINGP(s), str, SCM_ARG1, s_string_capitalize_x);
+ len = SCM_LENGTH(s);
+ str = SCM_CHARS(s);
+ for(i=0; i<len; i++) {
+ if(SCM_NFALSEP(scm_char_alphabetic_p(SCM_MAKICHR(str[i])))) {
+ if(!in_word) {
+ str[i] = scm_upcase(str[i]);
+ in_word = 1;
+ } else {
+ str[i] = scm_downcase(str[i]);
+ }
+ }
+ else in_word = 0;
+ }
+ return s;
+}
+
+SCM_PROC(s_string_capitalize, "string-capitalize", 1, 0, 0, scm_string_capitalize);
+
+SCM
+scm_string_capitalize(SCM s)
+{
+ SCM_ASSERT((SCM_NIMP(s)) && (SCM_STRINGP(s)), s, SCM_ARG1, s_string_capitalize);
+ return scm_string_capitalize_x(scm_string_copy(s));
+}
+
+SCM_PROC(s_string_ci_to_symbol, "string-ci->symbol", 1, 0, 0, scm_string_ci_to_symbol);
+
+SCM
+scm_string_ci_to_symbol(SCM str)
+{
+ return scm_string_to_symbol (SCM_CASE_INSENSITIVE_P
+ ? scm_string_downcase(str)
+ : str);
+}
void
scm_init_strop ()