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authorLudovic Courtès <ludo@gnu.org>2006-09-20 12:48:45 +0000
committerLudovic Courtès <ludo@gnu.org>2006-09-20 12:48:45 +0000
commita17d26545da83dbb6dc0c9571f97d0f02d8ddc34 (patch)
tree32689b3e4d349cc556725d6cecf855791fa3eb08
parentace5708285569094d9b7fa75a0afdf69a17dcf63 (diff)
downloadguile-a17d26545da83dbb6dc0c9571f97d0f02d8ddc34.tar.gz
Changes from arch/CVS synchronization
-rw-r--r--ChangeLog7
-rw-r--r--NEWS1
-rw-r--r--configure.in3
-rw-r--r--libguile/ChangeLog22
-rw-r--r--libguile/posix.c5
-rw-r--r--libguile/srfi-14.c189
-rw-r--r--libguile/srfi-14.h2
-rw-r--r--test-suite/ChangeLog9
-rw-r--r--test-suite/tests/srfi-14.test133
9 files changed, 317 insertions, 54 deletions
diff --git a/ChangeLog b/ChangeLog
index 4e6ed04e3..0df690615 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2006-09-20 Ludovic Courtès <ludovic.courtes@laas.fr>
+
+ * configure.in: Check for `isblank ()'.
+
+ * NEWS: Mentioned the interaction between `setlocale' and SRFI-14
+ standard char sets.
+
2006-08-18 Neil Jerram <neil@ossau.uklinux.net>
* configure.in: Generate Makefile for emacs subdir.
diff --git a/NEWS b/NEWS
index 95a9b1603..3565da8b3 100644
--- a/NEWS
+++ b/NEWS
@@ -30,6 +30,7 @@ Changes in 1.8.1 (since 1.8.0):
** A one-dimenisonal array can now be 'equal?' to a vector.
** Structures, records, and SRFI-9 records can now be compared with `equal?'.
+** SRFI-14 standard char sets are now recomputed upon successful `setlocale'.
* Changes to the C interface
diff --git a/configure.in b/configure.in
index 798dbbee7..e06a4981a 100644
--- a/configure.in
+++ b/configure.in
@@ -598,9 +598,10 @@ AC_CHECK_HEADERS([assert.h crt_externs.h])
# readdir_r - recent posix, not on old systems
# stat64 - SuS largefile stuff, not on old systems
# sysconf - not on old systems
+# isblank - available as a GNU extension or in C99
# _NSGetEnviron - Darwin specific
#
-AC_CHECK_FUNCS([DINFINITY DQNAN ctermid fesetround ftime fchown getcwd geteuid gettimeofday gmtime_r ioctl lstat mkdir mknod nice readdir_r readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction siginterrupt stat64 strftime strptime symlink sync sysconf tcgetpgrp tcsetpgrp times uname waitpid strdup system usleep atexit on_exit chown link fcntl ttyname getpwent getgrent kill getppid getpgrp fork setitimer getitimer strchr strcmp index bcopy memcpy rindex unsetenv _NSGetEnviron])
+AC_CHECK_FUNCS([DINFINITY DQNAN ctermid fesetround ftime fchown getcwd geteuid gettimeofday gmtime_r ioctl lstat mkdir mknod nice readdir_r readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction siginterrupt stat64 strftime strptime symlink sync sysconf tcgetpgrp tcsetpgrp times uname waitpid strdup system usleep atexit on_exit chown link fcntl ttyname getpwent getgrent kill getppid getpgrp fork setitimer getitimer strchr strcmp index bcopy memcpy rindex unsetenv isblank _NSGetEnviron])
# Reasons for testing:
# netdb.h - not in mingw
diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index 7d4d30867..4b7b805f8 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -1,3 +1,25 @@
+2006-09-20 Ludovic Courtès <ludovic.courtes@laas.fr>
+
+ * srfi-14.c: Include <config.h>. Define `_GNU_SOURCE'.
+ (make_predset, define_predset, make_strset, define_strset, false,
+ true): Removed.
+ (SCM_CHARSET_UNSET, CSET_BLANK_PRED, CSET_SYMBOL_PRED,
+ CSET_PUNCT_PRED, CSET_LOWER_PRED, CSET_UPPER_PRED,
+ CSET_LETTER_PRED, CSET_DIGIT_PRED, CSET_WHITESPACE_PRED,
+ CSET_CONTROL_PRED, CSET_HEX_DIGIT_PRED, CSET_ASCII_PRED,
+ CSET_LETTER_AND_DIGIT_PRED, CSET_GRAPHIC_PRED, CSET_PRINTING_PRED,
+ CSET_TRUE_PRED, CSET_FALSE_PRED, UPDATE_CSET): New macros.
+ (define_charset, scm_srfi_14_compute_char_sets): New functions.
+ (scm_init_srfi_14): Use `define_charset ()' instead of
+ `define_predset ()' and `define_strset ()'.
+
+ * srfi-14.h (scm_c_init_srfi_14): Removed.
+ (scm_srfi_14_compute_char_sets): New declaration.
+
+ * posix.h: Include "srfi-14.h".
+ (scm_setlocale): Invoke `scm_srfi_14_compute_char_sets ()' after a
+ successful `setlocale ()' call.
+
2006-08-31 Rob Browning <rlb@defaultvalue.org>
* ports.c (scm_c_port_for_each): Add a
diff --git a/libguile/posix.c b/libguile/posix.c
index a96dabcfa..136d77084 100644
--- a/libguile/posix.c
+++ b/libguile/posix.c
@@ -34,6 +34,7 @@
#include "libguile/feature.h"
#include "libguile/strings.h"
#include "libguile/srfi-13.h"
+#include "libguile/srfi-14.h"
#include "libguile/vectors.h"
#include "libguile/lang.h"
@@ -1392,6 +1393,10 @@ SCM_DEFINE (scm_setlocale, "setlocale", 1, 1, 0,
SCM_SYSERROR;
}
+ /* Recompute the standard SRFI-14 character sets in a locale-dependent
+ (actually charset-dependent) way. */
+ scm_srfi_14_compute_char_sets ();
+
scm_dynwind_end ();
return scm_from_locale_string (rv);
}
diff --git a/libguile/srfi-14.c b/libguile/srfi-14.c
index 7900d26f2..f61db7dd5 100644
--- a/libguile/srfi-14.c
+++ b/libguile/srfi-14.c
@@ -17,6 +17,12 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+
+#define _GNU_SOURCE /* Ask for `isblank ()'. */
#include <string.h>
#include <ctype.h>
@@ -25,10 +31,14 @@
#include "libguile/srfi-14.h"
-#define SCM_CHARSET_SET(cs, idx) \
- (((long *) SCM_SMOB_DATA (cs))[(idx) / SCM_BITS_PER_LONG] |= \
+#define SCM_CHARSET_SET(cs, idx) \
+ (((long *) SCM_SMOB_DATA (cs))[(idx) / SCM_BITS_PER_LONG] |= \
(1L << ((idx) % SCM_BITS_PER_LONG)))
+#define SCM_CHARSET_UNSET(cs, idx) \
+ (((long *) SCM_SMOB_DATA (cs))[(idx) / SCM_BITS_PER_LONG] &= \
+ (~(1L << ((idx) % SCM_BITS_PER_LONG))))
+
#define BYTES_PER_CHARSET (SCM_CHARSET_SIZE / 8)
#define LONGS_PER_CHARSET (SCM_CHARSET_SIZE / SCM_BITS_PER_LONG)
@@ -1393,6 +1403,9 @@ SCM_DEFINE (scm_char_set_diff_plus_intersection_x, "char-set-diff+intersection!"
}
#undef FUNC_NAME
+
+/* Standard character sets. */
+
SCM scm_char_set_lower_case;
SCM scm_char_set_upper_case;
SCM scm_char_set_title_case;
@@ -1411,48 +1424,123 @@ SCM scm_char_set_ascii;
SCM scm_char_set_empty;
SCM scm_char_set_full;
-static SCM
-make_predset (int (*pred) (int))
-{
- int ch;
- SCM cs = make_char_set (NULL);
- for (ch = 0; ch < 256; ch++)
- if (pred (ch))
- SCM_CHARSET_SET (cs, ch);
- return cs;
-}
-static SCM
-define_predset (const char *name, int (*pred) (int))
+/* Create an empty character set and return it after binding it to NAME. */
+static inline SCM
+define_charset (const char *name)
{
- SCM cs = make_predset (pred);
+ SCM cs = make_char_set (NULL);
scm_c_define (name, cs);
return scm_permanent_object (cs);
}
-static SCM
-make_strset (const char *str)
+/* Membership predicates for the various char sets.
+
+ XXX: The `punctuation' and `symbol' char sets have no direct equivalent in
+ <ctype.h>. Thus, the predicates below yield correct results for ASCII,
+ but they do not provide the result described by the SRFI for Latin-1. The
+ correct Latin-1 result could only be obtained by hard-coding the
+ characters listed by the SRFI, but the problem would remain for other
+ 8-bit charsets.
+
+ Similarly, character 0xA0 in Latin-1 (unbreakable space, `#\0240') should
+ be part of `char-set:blank'. However, glibc's current (2006/09) Latin-1
+ locales (which use the ISO 14652 "i18n" FDCC-set) do not consider it
+ `blank' so it ends up in `char-set:punctuation'. */
+#ifdef HAVE_ISBLANK
+# define CSET_BLANK_PRED(c) (isblank (c))
+#else
+# define CSET_BLANK_PRED(c) \
+ (((c) == ' ') || ((c) == '\t'))
+#endif
+
+#define CSET_SYMBOL_PRED(c) \
+ (((c) != '\0') && (strchr ("$+<=>^`|~", (c)) != NULL))
+#define CSET_PUNCT_PRED(c) \
+ ((ispunct (c)) && (!CSET_SYMBOL_PRED (c)))
+
+#define CSET_LOWER_PRED(c) (islower (c))
+#define CSET_UPPER_PRED(c) (isupper (c))
+#define CSET_LETTER_PRED(c) (isalpha (c))
+#define CSET_DIGIT_PRED(c) (isdigit (c))
+#define CSET_WHITESPACE_PRED(c) (isspace (c))
+#define CSET_CONTROL_PRED(c) (iscntrl (c))
+#define CSET_HEX_DIGIT_PRED(c) (isxdigit (c))
+#define CSET_ASCII_PRED(c) (isascii (c))
+
+/* Some char sets are explicitly defined by the SRFI as a union of other char
+ sets so we try to follow this closely. */
+
+#define CSET_LETTER_AND_DIGIT_PRED(c) \
+ (CSET_LETTER_PRED (c) || CSET_DIGIT_PRED (c))
+
+#define CSET_GRAPHIC_PRED(c) \
+ (CSET_LETTER_PRED (c) || CSET_DIGIT_PRED (c) \
+ || CSET_PUNCT_PRED (c) || CSET_SYMBOL_PRED (c))
+
+#define CSET_PRINTING_PRED(c) \
+ (CSET_GRAPHIC_PRED (c) || CSET_WHITESPACE_PRED (c))
+
+/* False and true predicates. */
+#define CSET_TRUE_PRED(c) (1)
+#define CSET_FALSE_PRED(c) (0)
+
+
+/* Compute the contents of all the standard character sets. Computation may
+ need to be re-done at `setlocale'-time because some char sets (e.g.,
+ `char-set:letter') need to reflect the character set supported by Guile.
+
+ For instance, at startup time, the "C" locale is used, thus Guile supports
+ only ASCII; therefore, `char-set:letter' only contains English letters.
+ The user can change this by invoking `setlocale' and specifying a locale
+ with an 8-bit charset, thereby augmenting some of the SRFI-14 standard
+ character sets.
+
+ This works because some of the predicates used below to construct
+ character sets (e.g., `isalpha(3)') are locale-dependent (so
+ charset-dependent, though generally not language-dependent). For details,
+ please see the `guile-devel' mailing list archive of September 2006. */
+void
+scm_srfi_14_compute_char_sets (void)
{
- SCM cs = make_char_set (NULL);
- while (*str)
+#define UPDATE_CSET(c, cset, pred) \
+ do \
+ { \
+ if (pred (c)) \
+ SCM_CHARSET_SET ((cset), (c)); \
+ else \
+ SCM_CHARSET_UNSET ((cset), (c)); \
+ } \
+ while (0)
+
+ register int ch;
+
+ for (ch = 0; ch < 256; ch++)
{
- SCM_CHARSET_SET (cs, *str);
- str++;
+ UPDATE_CSET (ch, scm_char_set_upper_case, CSET_UPPER_PRED);
+ UPDATE_CSET (ch, scm_char_set_lower_case, CSET_LOWER_PRED);
+ UPDATE_CSET (ch, scm_char_set_title_case, CSET_FALSE_PRED);
+ UPDATE_CSET (ch, scm_char_set_letter, CSET_LETTER_PRED);
+ UPDATE_CSET (ch, scm_char_set_digit, CSET_DIGIT_PRED);
+ UPDATE_CSET (ch, scm_char_set_letter_and_digit,
+ CSET_LETTER_AND_DIGIT_PRED);
+ UPDATE_CSET (ch, scm_char_set_graphic, CSET_GRAPHIC_PRED);
+ UPDATE_CSET (ch, scm_char_set_printing, CSET_PRINTING_PRED);
+ UPDATE_CSET (ch, scm_char_set_whitespace, CSET_WHITESPACE_PRED);
+ UPDATE_CSET (ch, scm_char_set_iso_control, CSET_CONTROL_PRED);
+ UPDATE_CSET (ch, scm_char_set_punctuation, CSET_PUNCT_PRED);
+ UPDATE_CSET (ch, scm_char_set_symbol, CSET_SYMBOL_PRED);
+ UPDATE_CSET (ch, scm_char_set_hex_digit, CSET_HEX_DIGIT_PRED);
+ UPDATE_CSET (ch, scm_char_set_blank, CSET_BLANK_PRED);
+ UPDATE_CSET (ch, scm_char_set_ascii, CSET_ASCII_PRED);
+ UPDATE_CSET (ch, scm_char_set_empty, CSET_FALSE_PRED);
+ UPDATE_CSET (ch, scm_char_set_full, CSET_TRUE_PRED);
}
- return cs;
-}
-static SCM
-define_strset (const char *name, const char *str)
-{
- SCM cs = make_strset (str);
- scm_c_define (name, cs);
- return scm_permanent_object (cs);
+#undef UPDATE_CSET
}
-static int false (int ch) { return 0; }
-static int true (int ch) { return 1; }
-
+
void
scm_init_srfi_14 (void)
{
@@ -1461,24 +1549,25 @@ scm_init_srfi_14 (void)
scm_set_smob_free (scm_tc16_charset, charset_free);
scm_set_smob_print (scm_tc16_charset, charset_print);
- scm_char_set_upper_case = define_predset ("char-set:upper-case", isupper);
- scm_char_set_lower_case = define_predset ("char-set:lower-case", islower);
- scm_char_set_title_case = define_predset ("char-set:title-case", false);
- scm_char_set_letter = define_predset ("char-set:letter", isalpha);
- scm_char_set_digit = define_predset ("char-set:digit", isdigit);
- scm_char_set_letter_and_digit = define_predset ("char-set:letter+digit",
- isalnum);
- scm_char_set_graphic = define_predset ("char-set:graphic", isgraph);
- scm_char_set_printing = define_predset ("char-set:printing", isprint);
- scm_char_set_whitespace = define_predset ("char-set:whitespace", isspace);
- scm_char_set_iso_control = define_predset ("char-set:iso-control", iscntrl);
- scm_char_set_punctuation = define_predset ("char-set:punctuation", ispunct);
- scm_char_set_symbol = define_strset ("char-set:symbol", "$+<=>^`|~");
- scm_char_set_hex_digit = define_predset ("char-set:hex-digit", isxdigit);
- scm_char_set_blank = define_strset ("char-set:blank", " \t");
- scm_char_set_ascii = define_predset ("char-set:ascii", isascii);
- scm_char_set_empty = define_predset ("char-set:empty", false);
- scm_char_set_full = define_predset ("char-set:full", true);
+ scm_char_set_upper_case = define_charset ("char-set:upper-case");
+ scm_char_set_lower_case = define_charset ("char-set:lower-case");
+ scm_char_set_title_case = define_charset ("char-set:title-case");
+ scm_char_set_letter = define_charset ("char-set:letter");
+ scm_char_set_digit = define_charset ("char-set:digit");
+ scm_char_set_letter_and_digit = define_charset ("char-set:letter+digit");
+ scm_char_set_graphic = define_charset ("char-set:graphic");
+ scm_char_set_printing = define_charset ("char-set:printing");
+ scm_char_set_whitespace = define_charset ("char-set:whitespace");
+ scm_char_set_iso_control = define_charset ("char-set:iso-control");
+ scm_char_set_punctuation = define_charset ("char-set:punctuation");
+ scm_char_set_symbol = define_charset ("char-set:symbol");
+ scm_char_set_hex_digit = define_charset ("char-set:hex-digit");
+ scm_char_set_blank = define_charset ("char-set:blank");
+ scm_char_set_ascii = define_charset ("char-set:ascii");
+ scm_char_set_empty = define_charset ("char-set:empty");
+ scm_char_set_full = define_charset ("char-set:full");
+
+ scm_srfi_14_compute_char_sets ();
#include "libguile/srfi-14.x"
}
diff --git a/libguile/srfi-14.h b/libguile/srfi-14.h
index 3278b928e..516c51044 100644
--- a/libguile/srfi-14.h
+++ b/libguile/srfi-14.h
@@ -106,7 +106,7 @@ SCM_API SCM scm_char_set_ascii;
SCM_API SCM scm_char_set_empty;
SCM_API SCM scm_char_set_full;
-SCM_API void scm_c_init_srfi_14 (void);
+SCM_API void scm_srfi_14_compute_char_sets (void);
SCM_API void scm_init_srfi_14 (void);
#endif /* SCM_SRFI_14_H */
diff --git a/test-suite/ChangeLog b/test-suite/ChangeLog
index ed36d30c7..1a5c26a56 100644
--- a/test-suite/ChangeLog
+++ b/test-suite/ChangeLog
@@ -1,3 +1,12 @@
+2006-09-20 Ludovic Courtès <ludovic.courtes@laas.fr>
+
+ * tests/srfi-14.test: Use `define-module'. Use modules `(srfi
+ srfi-1)' and `(test-suite lib)'.
+ (string->char-set, standard char sets (ASCII), Latin-1 (8-bit
+ charset)): New test prefixes.
+ (every?, find-latin1-locale): New procedures.
+ (%latin1): New variable.
+
2006-06-13 Ludovic Courtès <ludovic.courtes@laas.fr>
* Makefile.am (SCM_TESTS): Added `tests/structs.test'.
diff --git a/test-suite/tests/srfi-14.test b/test-suite/tests/srfi-14.test
index fabb7842d..5c3a3f509 100644
--- a/test-suite/tests/srfi-14.test
+++ b/test-suite/tests/srfi-14.test
@@ -1,4 +1,4 @@
-;;;; srfi-14.test --- Test suite for Guile's SRFI-14 functions. -*- scheme -*-
+;;;; srfi-14.test --- Test suite for Guile's SRFI-14 functions.
;;;; Martin Grabmueller, 2001-07-16
;;;;
;;;; Copyright (C) 2001, 2006 Free Software Foundation, Inc.
@@ -18,7 +18,11 @@
;;;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;;;; Boston, MA 02110-1301 USA
-(use-modules (srfi srfi-14))
+(define-module (test-suite test-srfi-14)
+ :use-module (srfi srfi-14)
+ :use-module (srfi srfi-1) ;; `every'
+ :use-module (test-suite lib))
+
(define exception:invalid-char-set-cursor
(cons 'misc-error "^invalid character set cursor"))
@@ -186,3 +190,128 @@
(pass-if "upper case char set"
(char-set= (char-set-map char-upcase char-set:lower-case)
char-set:upper-case)))
+
+(with-test-prefix "string->char-set"
+
+ (pass-if "some char set"
+ (let ((chars '(#\g #\u #\i #\l #\e)))
+ (char-set= (list->char-set chars)
+ (string->char-set (apply string chars))))))
+
+;; Make sure we get an ASCII charset and character classification.
+(if (defined? 'setlocale) (setlocale LC_CTYPE "C"))
+
+(with-test-prefix "standard char sets (ASCII)"
+
+ (pass-if "char-set:letter"
+ (char-set= (string->char-set
+ (string-append "abcdefghijklmnopqrstuvwxyz"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ"))
+ char-set:letter))
+
+ (pass-if "char-set:punctuation"
+ (char-set= (string->char-set "!\"#%&'()*,-./:;?@[\\]_{}")
+ char-set:punctuation))
+
+ (pass-if "char-set:symbol"
+ (char-set= (string->char-set "$+<=>^`|~")
+ char-set:symbol))
+
+ (pass-if "char-set:letter+digit"
+ (char-set= char-set:letter+digit
+ (char-set-union char-set:letter char-set:digit)))
+
+ (pass-if "char-set:graphic"
+ (char-set= char-set:graphic
+ (char-set-union char-set:letter char-set:digit
+ char-set:punctuation char-set:symbol)))
+
+ (pass-if "char-set:printing"
+ (char-set= char-set:printing
+ (char-set-union char-set:whitespace char-set:graphic))))
+
+
+
+;;;
+;;; 8-bit charsets.
+;;;
+;;; Here, we only test ISO-8859-1 (Latin-1), notably because behavior of
+;;; SRFI-14 for implementations supporting this charset is well-defined.
+;;;
+
+(define (every? pred lst)
+ (not (not (every pred lst))))
+
+(define (find-latin1-locale)
+ ;; Try to find and install an ISO-8859-1 locale. Return `#f' on failure.
+ (if (defined? 'setlocale)
+ (let loop ((locales (map (lambda (lang)
+ (string-append lang ".iso88591"))
+ '("de_DE" "en_GB" "en_US" "es_ES"
+ "fr_FR" "it_IT"))))
+ (if (null? locales)
+ #f
+ (if (false-if-exception (setlocale LC_CTYPE (car locales)))
+ (car locales)
+ (loop (cdr locales)))))
+ #f))
+
+
+(define %latin1 (find-latin1-locale))
+
+(with-test-prefix "Latin-1 (8-bit charset)"
+
+ ;; Note: the membership tests below are not exhaustive.
+
+ (pass-if "char-set:letter (membership)"
+ (if (not %latin1)
+ (throw 'unresolved)
+ (let ((letters (char-set->list char-set:letter)))
+ (every? (lambda (8-bit-char)
+ (memq 8-bit-char letters))
+ (append '(#\a #\b #\c) ;; ASCII
+ (string->list "çéèâùÉÀÈÊ") ;; French
+ (string->list "øñÑíßåæðþ"))))))
+
+ (pass-if "char-set:letter (size)"
+ (if (not %latin1)
+ (throw 'unresolved)
+ (= (char-set-size char-set:letter) 117)))
+
+ (pass-if "char-set:lower-case (size)"
+ (if (not %latin1)
+ (throw 'unresolved)
+ (= (char-set-size char-set:lower-case) (+ 26 33))))
+
+ (pass-if "char-set:upper-case (size)"
+ (if (not %latin1)
+ (throw 'unresolved)
+ (= (char-set-size char-set:upper-case) (+ 26 30))))
+
+ (pass-if "char-set:punctuation (membership)"
+ (if (not %latin1)
+ (thrown 'unresolved)
+ (let ((punctuation (char-set->list char-set:punctuation)))
+ (every? (lambda (8-bit-char)
+ (memq 8-bit-char punctuation))
+ (append '(#\! #\. #\?) ;; ASCII
+ (string->list "¡¿") ;; Castellano
+ (string->list "«»")))))) ;; French
+
+ (pass-if "char-set:letter+digit"
+ (char-set= char-set:letter+digit
+ (char-set-union char-set:letter char-set:digit)))
+
+ (pass-if "char-set:graphic"
+ (char-set= char-set:graphic
+ (char-set-union char-set:letter char-set:digit
+ char-set:punctuation char-set:symbol)))
+
+ (pass-if "char-set:printing"
+ (char-set= char-set:printing
+ (char-set-union char-set:whitespace char-set:graphic))))
+
+;; Local Variables:
+;; mode: scheme
+;; coding: latin-1
+;; End: