-/* Copyright (C) 1995,1996 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, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307 USA
- *
- * As a special exception, the Free Software Foundation gives permission
- * for additional uses of the text contained in its release of GUILE.
- *
- * The exception is that, if you link the GUILE library with other files
- * to produce an executable, this does not by itself cause the
- * resulting executable to be covered by the GNU General Public License.
- * Your use of that executable is in no way restricted on account of
- * linking the GUILE library code into it.
- *
- * This exception does not however invalidate any other reasons why
- * the executable file might be covered by the GNU General Public License.
- *
- * This exception applies only to the code released by the
- * Free Software Foundation under the name GUILE. If you copy
- * code from other Free Software Foundation releases into a copy of
- * GUILE, as the General Public License permits, the exception does
- * not apply to the code that you add in this way. To avoid misleading
- * anyone as to the status of such modified files, you must delete
- * this exception notice from them.
- *
- * If you write modifications of your own for GUILE, it is your choice
- * whether to permit this exception to apply to your modifications.
- * If you do not wish that, delete this exception notice. */
-\f
-
-#include <stdio.h>
-#include "_scm.h"
-#include "chars.h"
-
-#include "strorder.h"
-\f
-
-SCM_PROC1 (s_string_equal_p, "string=?", scm_tc7_rpsubr, scm_string_equal_p);
-
-SCM
-scm_string_equal_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- register scm_sizet i;
- register unsigned char *c1, *c2;
- SCM_ASSERT (SCM_NIMP (s1) && SCM_ROSTRINGP (s1), s1, SCM_ARG1, s_string_equal_p);
- SCM_ASSERT (SCM_NIMP (s2) && SCM_ROSTRINGP (s2), s2, SCM_ARG2, s_string_equal_p);
-
- i = SCM_ROLENGTH (s2);
- if (SCM_ROLENGTH (s1) != i)
- {
- return SCM_BOOL_F;
- }
- c1 = SCM_ROUCHARS (s1);
- c2 = SCM_ROUCHARS (s2);
- while (0 != i--)
- if (*c1++ != *c2++)
- return SCM_BOOL_F;
- return SCM_BOOL_T;
-}
-
-SCM_PROC1 (s_string_ci_equal_p, "string-ci=?", scm_tc7_rpsubr, scm_string_ci_equal_p);
-
-SCM
-scm_string_ci_equal_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- register scm_sizet i;
- register unsigned char *c1, *c2;
- SCM_ASSERT (SCM_NIMP (s1) && SCM_ROSTRINGP (s1), s1, SCM_ARG1, s_string_ci_equal_p);
- SCM_ASSERT (SCM_NIMP (s2) && SCM_ROSTRINGP (s2), s2, SCM_ARG2, s_string_ci_equal_p);
- i = SCM_ROLENGTH (s2);
- if (SCM_ROLENGTH (s1) != i)
- {
- return SCM_BOOL_F;
- }
- c1 = SCM_ROUCHARS (s1);
- c2 = SCM_ROUCHARS (s2);
- while (0 != i--)
- if (scm_upcase(*c1++) != scm_upcase(*c2++))
- return SCM_BOOL_F;
- return SCM_BOOL_T;
-}
-
-SCM_PROC1 (s_string_less_p, "string<?", scm_tc7_rpsubr, scm_string_less_p);
-
-SCM
-scm_string_less_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- register scm_sizet i, len, s2len;
- register unsigned char *c1, *c2;
- register int c;
-
- SCM_ASSERT (SCM_NIMP (s1) && SCM_ROSTRINGP (s1), s1, SCM_ARG1, s_string_less_p);
- SCM_ASSERT (SCM_NIMP (s2) && SCM_ROSTRINGP (s2), s2, SCM_ARG2, s_string_less_p);
- len = SCM_ROLENGTH (s1);
- s2len = SCM_ROLENGTH (s2);
- if (len>s2len) len = s2len;
- c1 = SCM_ROUCHARS (s1);
- c2 = SCM_ROUCHARS (s2);
-
- for (i = 0;i<len;i++) {
- c = (*c1++ - *c2++);
- if (c>0)
- return SCM_BOOL_F;
- if (c<0)
- return SCM_BOOL_T;
- }
- {
- SCM answer;
- answer = (s2len != len) ? SCM_BOOL_T : SCM_BOOL_F;
- return answer;
- }
-}
-
-SCM_PROC1 (s_string_leq_p, "string<=?", scm_tc7_rpsubr, scm_string_leq_p);
-
-SCM
-scm_string_leq_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- return SCM_BOOL_NOT (scm_string_less_p (s2, s1));
-}
-
-SCM_PROC1 (s_string_gr_p, "string>?", scm_tc7_rpsubr, scm_string_gr_p);
-
-SCM
-scm_string_gr_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- return scm_string_less_p (s2, s1);
-}
-
-SCM_PROC1 (s_string_geq_p, "string>=?", scm_tc7_rpsubr, scm_string_geq_p);
-
-SCM
-scm_string_geq_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- return SCM_BOOL_NOT (scm_string_less_p (s1, s2));
-}
-
-SCM_PROC1 (s_string_ci_less_p, "string-ci<?", scm_tc7_rpsubr, scm_string_ci_less_p);
-
-SCM
-scm_string_ci_less_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- register scm_sizet i, len, s2len;
- register unsigned char *c1, *c2;
- register int c;
- SCM_ASSERT (SCM_NIMP (s1) && SCM_ROSTRINGP (s1), s1, SCM_ARG1, s_string_ci_less_p);
- SCM_ASSERT (SCM_NIMP (s2) && SCM_ROSTRINGP (s2), s2, SCM_ARG2, s_string_ci_less_p);
- len = SCM_ROLENGTH (s1);
- s2len = SCM_ROLENGTH (s2);
- if (len>s2len) len = s2len;
- c1 = SCM_ROUCHARS (s1);
- c2 = SCM_ROUCHARS (s2);
- for (i = 0;i<len;i++) {
- c = (scm_upcase(*c1++) - scm_upcase(*c2++));
- if (c>0) return SCM_BOOL_F;
- if (c<0) return SCM_BOOL_T;
- }
- return (s2len != len) ? SCM_BOOL_T : SCM_BOOL_F;
-}
-
-SCM_PROC1 (s_string_ci_leq_p, "string-ci<=?", scm_tc7_rpsubr, scm_string_ci_leq_p);
-
-SCM
-scm_string_ci_leq_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- return SCM_BOOL_NOT (scm_string_ci_less_p (s2, s1));
-}
-
-SCM_PROC1 (s_string_ci_gr_p, "string-ci>?", scm_tc7_rpsubr, scm_string_ci_gr_p);
-
-SCM
-scm_string_ci_gr_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- return scm_string_ci_less_p (s2, s1);
-}
-
-SCM_PROC1 (s_string_ci_geq_p, "string-ci>=?", scm_tc7_rpsubr, scm_string_ci_geq_p);
-
-SCM
-scm_string_ci_geq_p (s1, s2)
- SCM s1;
- SCM s2;
-{
- return SCM_BOOL_NOT (scm_string_ci_less_p (s1, s2));
-}
-
-\f
-
-void
-scm_init_strorder ()
-{
-#include "strorder.x"
-}
-
+/* Copyright (C) 1995, 1996, 1999, 2000, 2004, 2006, 2008, 2009, 2010 Free Software Foundation, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+\f
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "libguile/_scm.h"
+#include "libguile/chars.h"
+#include "libguile/strings.h"
+#include "libguile/symbols.h"
+
+#include "libguile/validate.h"
+#include "libguile/strorder.h"
+#include "libguile/srfi-13.h"
+\f
+
+SCM_C_INLINE_KEYWORD static SCM
+srfi13_cmp (SCM s1, SCM s2, SCM (*cmp) (SCM, SCM, SCM, SCM, SCM, SCM))
+{
+ if (scm_is_true (cmp (s1, s2,
+ SCM_UNDEFINED, SCM_UNDEFINED,
+ SCM_UNDEFINED, SCM_UNDEFINED)))
+ return SCM_BOOL_T;
+ else
+ return SCM_BOOL_F;
+}
+
+static SCM scm_i_string_equal_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_equal_p, "string=?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Lexicographic equality predicate; return @code{#t} if the two\n"
+ "strings are the same length and contain the same characters in\n"
+ "the same positions, otherwise return @code{#f}.\n"
+ "\n"
+ "The procedure @code{string-ci=?} treats upper and lower case\n"
+ "letters as though they were the same character, but\n"
+ "@code{string=?} treats upper and lower case as distinct\n"
+ "characters.")
+#define FUNC_NAME s_scm_i_string_equal_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_eq)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_eq);
+}
+#undef FUNC_NAME
+
+SCM scm_string_equal_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_equal_p
+{
+ return srfi13_cmp (s1, s2, scm_string_eq);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_ci_equal_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_ci_equal_p, "string-ci=?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Case-insensitive string equality predicate; return @code{#t} if\n"
+ "the two strings are the same length and their component\n"
+ "characters match (ignoring case) at each position; otherwise\n"
+ "return @code{#f}.")
+#define FUNC_NAME s_scm_i_string_ci_equal_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_ci_eq)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_ci_eq);
+}
+#undef FUNC_NAME
+
+SCM scm_string_ci_equal_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_ci_equal_p
+{
+ return srfi13_cmp (s1, s2, scm_string_ci_eq);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_less_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_less_p, "string<?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Lexicographic ordering predicate; return @code{#t} if @var{s1}\n"
+ "is lexicographically less than @var{s2}.")
+#define FUNC_NAME s_scm_i_string_less_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_lt)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_lt);
+}
+#undef FUNC_NAME
+
+SCM scm_string_less_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_less_p
+{
+ return srfi13_cmp (s1, s2, scm_string_lt);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_leq_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_leq_p, "string<=?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Lexicographic ordering predicate; return @code{#t} if @var{s1}\n"
+ "is lexicographically less than or equal to @var{s2}.")
+#define FUNC_NAME s_scm_i_string_leq_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_le)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_le);
+}
+#undef FUNC_NAME
+
+SCM scm_string_leq_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_leq_p
+{
+ return srfi13_cmp (s1, s2, scm_string_le);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_gr_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_gr_p, "string>?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Lexicographic ordering predicate; return @code{#t} if @var{s1}\n"
+ "is lexicographically greater than @var{s2}.")
+#define FUNC_NAME s_scm_i_string_gr_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_gt)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_gt);
+}
+#undef FUNC_NAME
+
+SCM scm_string_gr_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_gr_p
+{
+ return srfi13_cmp (s1, s2, scm_string_gt);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_geq_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_geq_p, "string>=?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Lexicographic ordering predicate; return @code{#t} if @var{s1}\n"
+ "is lexicographically greater than or equal to @var{s2}.")
+#define FUNC_NAME s_scm_i_string_geq_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_ge)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_ge);
+}
+#undef FUNC_NAME
+
+SCM scm_string_geq_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_geq_p
+{
+ return srfi13_cmp (s1, s2, scm_string_ge);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_ci_less_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_ci_less_p, "string-ci<?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Case insensitive lexicographic ordering predicate; return\n"
+ "@code{#t} if @var{s1} is lexicographically less than @var{s2}\n"
+ "regardless of case.")
+#define FUNC_NAME s_scm_i_string_ci_less_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_ci_lt)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_ci_lt);
+}
+#undef FUNC_NAME
+
+SCM scm_string_ci_less_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_ci_less_p
+{
+ return srfi13_cmp (s1, s2, scm_string_ci_lt);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_ci_leq_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_ci_leq_p, "string-ci<=?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Case insensitive lexicographic ordering predicate; return\n"
+ "@code{#t} if @var{s1} is lexicographically less than or equal\n"
+ "to @var{s2} regardless of case.")
+#define FUNC_NAME s_scm_i_string_ci_leq_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_ci_le)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_ci_le);
+}
+#undef FUNC_NAME
+
+SCM scm_string_ci_leq_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_ci_leq_p
+{
+ return srfi13_cmp (s1, s2, scm_string_ci_le);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_ci_gr_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_ci_gr_p, "string-ci>?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Case insensitive lexicographic ordering predicate; return\n"
+ "@code{#t} if @var{s1} is lexicographically greater than\n"
+ "@var{s2} regardless of case.")
+#define FUNC_NAME s_scm_i_string_ci_gr_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_ci_gt)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_ci_gt);
+}
+#undef FUNC_NAME
+
+SCM scm_string_ci_gr_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_ci_gr_p
+{
+ return srfi13_cmp (s1, s2, scm_string_ci_gt);
+}
+#undef FUNC_NAME
+
+static SCM scm_i_string_ci_geq_p (SCM s1, SCM s2, SCM rest);
+SCM_DEFINE (scm_i_string_ci_geq_p, "string-ci>=?", 0, 2, 1,
+ (SCM s1, SCM s2, SCM rest),
+ "Case insensitive lexicographic ordering predicate; return\n"
+ "@code{#t} if @var{s1} is lexicographically greater than or\n"
+ "equal to @var{s2} regardless of case.")
+#define FUNC_NAME s_scm_i_string_ci_geq_p
+{
+ if (SCM_UNBNDP (s1) || SCM_UNBNDP (s2))
+ return SCM_BOOL_T;
+ while (!scm_is_null (rest))
+ {
+ if (scm_is_false (srfi13_cmp (s1, s2, scm_string_ci_ge)))
+ return SCM_BOOL_F;
+ s1 = s2;
+ s2 = scm_car (rest);
+ rest = scm_cdr (rest);
+ }
+ return srfi13_cmp (s1, s2, scm_string_ci_ge);
+}
+#undef FUNC_NAME
+
+SCM scm_string_ci_geq_p (SCM s1, SCM s2)
+#define FUNC_NAME s_scm_i_string_ci_geq_p
+{
+ return srfi13_cmp (s1, s2, scm_string_ci_ge);
+}
+#undef FUNC_NAME
+
+\f
+
+void
+scm_init_strorder ()
+{
+#include "libguile/strorder.x"
+}
+
+
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/