diff options
Diffstat (limited to 'libguile/strop.c')
-rw-r--r-- | libguile/strop.c | 325 |
1 files changed, 0 insertions, 325 deletions
diff --git a/libguile/strop.c b/libguile/strop.c deleted file mode 100644 index 2f73f9724..000000000 --- a/libguile/strop.c +++ /dev/null @@ -1,325 +0,0 @@ -/* classes: src_files */ - -/* Copyright (C) 1994 Free Software Foundation, Inc. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this software; see the file COPYING. If not, write to -the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ - - - -#include <stdio.h> -#include "_scm.h" -#include "chars.h" - -#include "strop.h" - - - -int -scm_i_index (str, chr, sub_start, sub_end, pos, pos2, pos3, pos4, why) - SCM * str; - SCM chr; - SCM sub_start; - SCM sub_end; - int pos; - int pos2; - int pos3; - int pos4; - char * why; -{ - unsigned char * p; - int x; - int bound; - int ch; - - SCM_ASSERT (SCM_NIMP (*str) && SCM_ROSTRINGP (*str), *str, pos, why); - SCM_ASSERT (SCM_ICHRP (chr), chr, pos2, why); - - if (sub_start == SCM_BOOL_F) - sub_start = SCM_MAKINUM (0); - else - SCM_ASSERT ( SCM_INUMP (sub_start) - && (0 <= SCM_INUM (sub_start)) - && (SCM_INUM (sub_start) <= SCM_ROLENGTH (*str)), - sub_start, pos3, why); - - if (sub_end == SCM_BOOL_F) - sub_end = SCM_MAKINUM (SCM_ROLENGTH (*str)); - else - SCM_ASSERT ( SCM_INUMP (sub_end) - && (SCM_INUM (sub_start) <= SCM_INUM (sub_end)) - && (SCM_INUM (sub_end) <= SCM_ROLENGTH (*str)), - sub_end, pos4, why); - - p = (unsigned char *)SCM_ROCHARS (*str) + SCM_INUM (sub_start); - bound = SCM_INUM (sub_end); - ch = SCM_ICHR (chr); - - for (x = SCM_INUM (sub_start); x < bound; ++x, ++p) - if (*p == ch) - return x; - - return -1; -} - - -int -scm_i_rindex (str, chr, sub_start, sub_end, pos, pos2, pos3, pos4, why) - SCM * str; - SCM chr; - SCM sub_start; - SCM sub_end; - int pos; - int pos2; - int pos3; - int pos4; - char * why; -{ - unsigned char * p; - int x; - int upper_bound; - int lower_bound; - int ch; - - SCM_ASSERT (SCM_NIMP (*str) && SCM_ROSTRINGP (*str), *str, pos, why); - SCM_ASSERT (SCM_ICHRP (chr), chr, pos2, why); - - if (sub_start == SCM_BOOL_F) - sub_start = SCM_MAKINUM (0); - else - SCM_ASSERT ( SCM_INUMP (sub_start) - && (0 <= SCM_INUM (sub_start)) - && (SCM_INUM (sub_start) <= SCM_ROLENGTH (*str)), - sub_start, pos3, why); - - if (sub_end == SCM_BOOL_F) - sub_end = SCM_MAKINUM (SCM_ROLENGTH (*str)); - else - SCM_ASSERT ( SCM_INUMP (sub_end) - && (SCM_INUM (sub_start) <= SCM_INUM (sub_end)) - && (SCM_INUM (sub_end) <= SCM_ROLENGTH (*str)), - sub_end, pos4, why); - - upper_bound = SCM_INUM (sub_end); - lower_bound = SCM_INUM (sub_start); - p = upper_bound - 1 + (unsigned char *)SCM_ROCHARS (*str); - ch = SCM_ICHR (chr); - for (x = upper_bound - 1; x >= lower_bound; --x, --p) - if (*p == ch) - return x; - - return -1; -} - - -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; -{ - int pos; - - if (frm == SCM_UNDEFINED) - frm = SCM_BOOL_F; - if (to == SCM_UNDEFINED) - to = SCM_BOOL_F; - pos = scm_i_index (&str, chr, frm, to, SCM_ARG1, SCM_ARG2, SCM_ARG3, SCM_ARG4, 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; -{ - int pos; - - if (frm == SCM_UNDEFINED) - frm = SCM_BOOL_F; - if (to == SCM_UNDEFINED) - to = SCM_BOOL_F; - pos = scm_i_rindex (&str, chr, frm, to, SCM_ARG1, SCM_ARG2, SCM_ARG3, SCM_ARG4, s_string_index); - return (pos < 0 - ? SCM_BOOL_F - : SCM_MAKINUM (pos)); -} - - - - - - -SCM_PROC(s_substring_move_left_x, "substring-move-left!", 2, 0, 1, scm_substring_move_left_x); - -SCM -scm_substring_move_left_x (str1, start1, args) - SCM str1; - SCM start1; - SCM args; -{ - 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); - 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_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; -} - - -SCM_PROC(s_substring_move_right_x, "substring-move-right!", 2, 0, 1, scm_substring_move_right_x); - -SCM -scm_substring_move_right_x (str1, start1, args) - SCM str1; - SCM start1; - SCM args; -{ - 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); - 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_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]; - return SCM_UNSPECIFIED; -} - - -SCM_PROC(s_substring_fill_x, "substring-fill!", 2, 0, 1, scm_substring_fill_x); - -SCM -scm_substring_fill_x (str, start, args) - SCM str; - SCM start; - SCM args; -{ - 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); - while (i<e) SCM_CHARS (str)[i++] = c; - return SCM_UNSPECIFIED; -} - - -SCM_PROC(s_string_null_p, "string-null?", 1, 0, 0, scm_string_null_p); - -SCM -scm_string_null_p (str) - SCM str; -{ - SCM_ASSERT (SCM_NIMP (str) && SCM_ROSTRINGP (str), str, SCM_ARG1, s_string_null_p); - return (SCM_ROLENGTH (str) - ? SCM_BOOL_F - : SCM_BOOL_T); -} - - -SCM_PROC(s_string_to_list, "string->list", 1, 0, 0, scm_string_to_list); - -SCM -scm_string_to_list (str) - SCM str; -{ - long i; - SCM res = SCM_EOL; - unsigned char *src; - SCM_ASSERT (SCM_NIMP (str) && SCM_ROSTRINGP (str), str, SCM_ARG1, s_string_to_list); - src = SCM_ROUCHARS (str); - for (i = SCM_ROLENGTH (str)-1;i >= 0;i--) res = scm_cons ((SCM)SCM_MAKICHR (src[i]), res); - return res; -} - - - -SCM_PROC(s_string_copy, "string-copy", 1, 0, 0, scm_string_copy); - -SCM -scm_string_copy (str) - SCM str; -{ - SCM_ASSERT (SCM_NIMP (str) && SCM_STRINGP (str), str, SCM_ARG1, s_string_copy); - return scm_makfromstr (SCM_CHARS (str), (scm_sizet)SCM_LENGTH (str), 0); -} - - -SCM_PROC(s_string_fill_x, "string-fill!", 2, 0, 0, scm_string_fill_x); - -SCM -scm_string_fill_x (str, chr) - SCM str; - SCM chr; -{ - register char *dst, c; - register long k; - SCM_ASSERT (SCM_NIMP (str) && SCM_STRINGP (str), str, SCM_ARG1, s_string_fill_x); - SCM_ASSERT (SCM_ICHRP (chr), chr, SCM_ARG2, s_string_fill_x); - c = SCM_ICHR (chr); - dst = SCM_CHARS (str); - for (k = SCM_LENGTH (str)-1;k >= 0;k--) dst[k] = c; - return SCM_UNSPECIFIED; -} - - - -void -scm_init_strop () -{ -#include "strop.x" -} - |