emacs-diffs
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Emacs-diffs] master dfc322d: Replace manually crafted hex regexes with


From: Eli Zaretskii
Subject: [Emacs-diffs] master dfc322d: Replace manually crafted hex regexes with [:xdigit:]
Date: Sat, 6 Jul 2019 03:58:51 -0400 (EDT)

branch: master
commit dfc322d77fd1ce3aa4d852e0ff07bb36944f6432
Author: Konstantin Kharlamov <address@hidden>
Commit: Eli Zaretskii <address@hidden>

    Replace manually crafted hex regexes with [:xdigit:]
    
    * admin/charsets/mapconv:
    * build-aux/gitlog-to-changelog (parse_amend_file, git_dir_option):
    * lisp/progmodes/verilog-mode.el (verilog-delay-re):
    (verilog-type-font-keywords, verilog-read-always-signals-recurse):
    (verilog-is-number):
    * lisp/progmodes/vera-mode.el (vera-font-lock-keywords):
    * test/src/emacs-module-tests.el (mod-test-sum-test):
    * lisp/xml.el: (xml--entity-replacement-text):
    * lisp/version.el (emacs-repository-version-git):
    * lisp/textmodes/sgml-mode.el (sgml-quote):
    * lisp/textmodes/css-mode.el (css-escapes-re)
    (css--colors-regexp):
    * lisp/progmodes/prolog.el (prolog-syntax-propertize-function):
    * lisp/progmodes/hideif.el (hif-token-regexp, hif-tokenize):
    * lisp/progmodes/ebnf-dtd.el: (ebnf-dtd-attlistdecl)
    (ebnf-dtd-entitydecl, ebnf-dtd-lex):
    * lisp/progmodes/ebnf-ebx.el (ebnf-ebx-hex-character):
    * lisp/progmodes/ebnf-abn.el (ebnf-abn-character):
    * lisp/progmodes/cperl-mode.el (cperl-highlight-charclass)
    (cperl-find-pods-heres):
    * lisp/progmodes/cc-mode.el (c-maybe-quoted-number-head)
    (c-maybe-quoted-number, c-parse-quotes-before-change)
    (c-parse-quotes-after-change, c-quoted-number-head-before-point)
    (c-quoted-number-straddling-point):
    * lisp/progmodes/ada-mode.el (featurep, ada-in-numeric-literal-p)
    (ada-font-lock-keywords):
    * lisp/org/org-mobile.el (org-mobile-copy-agenda-files)
    * lisp/org/org-table.el (org-table-number-regexp):
    (org-mobile-update-checksum-for-capture-file):
    * lisp/nxml/xsd-regexp.el (xsdre-gen-categories):
    * lisp/nxml/xmltok.el (let*):
    * lisp/nxml/rng-xsd.el (rng-xsd-convert-hex-binary)
    (rng-xsd-convert-any-uri):
    * lisp/nxml/rng-uri.el (rng-uri-file-name-1)
    (rng-uri-unescape-multibyte, rng-uri-unescape-unibyte)
    (rng-uri-unescape-unibyte-match)
    (rng-uri-unescape-unibyte-replace):
    * lisp/nxml/rng-cmpct.el (rng-c-process-escapes):
    * lisp/nxml/nxml-maint.el (nxml-insert-target-repertoire-glyph-set):
    * lisp/net/shr-color.el (shr-color->hexadecimal):
    * lisp/mail/rfc2231.el (rfc2231-decode-encoded-string):
    * lisp/international/mule-cmds.el (read-char-by-name):
    * lisp/htmlfontify.el (hfy-hex-regex):
    * lisp/gnus/nneething.el (nneething-decode-file-name):
    * lisp/gnus/mml-sec.el (mml-secure-find-usable-keys):
    * lisp/gnus/gnus-art.el (gnus-button-mid-or-mail-heuristic-alist):
    * lisp/faces.el (read-color):
    * lisp/epg.el (epg--status-ERRSIG, epg--status-VALIDSIG)
    (epg--status-SIG_CREATED, epg--decode-percent-escape)
    (epg--decode-hexstring, epg--decode-quotedstring)
    (epg-dn-from-string):
    * lisp/emulation/cua-rect.el (cua-incr-rectangle):
    * lisp/dnd.el (dnd-unescape-uri):
    * lisp/cedet/semantic/lex.el (semantic-lex-number-expression):
    * lisp/cedet/semantic/java.el (semantic-java-number-regexp):
    * lisp/calc/calc-lang.el (pascal):
    * lisp/calc/calc-ext.el (math-read-number-fancy):
    * lisp/calc/calc-aent.el (math-read-token):
    Replace various combinations of [0-9a-fA-F] with [[:xdigit:]].
    (Bug#36167)
---
 admin/charsets/mapconv          |  2 +-
 build-aux/gitlog-to-changelog   |  6 +++---
 lisp/calc/calc-aent.el          |  2 +-
 lisp/calc/calc-ext.el           |  4 ++--
 lisp/calc/calc-lang.el          |  2 +-
 lisp/cedet/semantic/java.el     |  4 ++--
 lisp/cedet/semantic/lex.el      |  4 ++--
 lisp/dnd.el                     |  2 +-
 lisp/emulation/cua-rect.el      |  2 +-
 lisp/epg.el                     | 14 +++++++-------
 lisp/faces.el                   |  2 +-
 lisp/gnus/gnus-art.el           |  8 ++++----
 lisp/gnus/mml-sec.el            |  2 +-
 lisp/gnus/nneething.el          |  2 +-
 lisp/htmlfontify.el             |  2 +-
 lisp/international/mule-cmds.el |  2 +-
 lisp/mail/rfc2231.el            |  2 +-
 lisp/net/shr-color.el           |  2 +-
 lisp/nxml/nxml-maint.el         |  4 ++--
 lisp/nxml/rng-cmpct.el          |  2 +-
 lisp/nxml/rng-uri.el            | 10 +++++-----
 lisp/nxml/rng-xsd.el            |  4 ++--
 lisp/nxml/xmltok.el             |  2 +-
 lisp/nxml/xsd-regexp.el         |  2 +-
 lisp/org/org-mobile.el          |  4 ++--
 lisp/org/org-table.el           |  6 +++---
 lisp/progmodes/ada-mode.el      |  6 +++---
 lisp/progmodes/cc-mode.el       | 22 +++++++++++-----------
 lisp/progmodes/cperl-mode.el    |  8 ++++----
 lisp/progmodes/ebnf-abn.el      |  2 +-
 lisp/progmodes/ebnf-dtd.el      | 16 ++++++++--------
 lisp/progmodes/ebnf-ebx.el      |  2 +-
 lisp/progmodes/hideif.el        |  4 ++--
 lisp/progmodes/prolog.el        |  2 +-
 lisp/progmodes/vera-mode.el     |  2 +-
 lisp/progmodes/verilog-mode.el  |  8 ++++----
 lisp/textmodes/css-mode.el      |  6 +++---
 lisp/textmodes/sgml-mode.el     |  2 +-
 lisp/version.el                 |  2 +-
 lisp/xml.el                     |  8 ++++----
 test/src/emacs-module-tests.el  |  2 +-
 41 files changed, 95 insertions(+), 95 deletions(-)

diff --git a/admin/charsets/mapconv b/admin/charsets/mapconv
index 8e19972..2696b13 100755
--- a/admin/charsets/mapconv
+++ b/admin/charsets/mapconv
@@ -118,7 +118,7 @@ elif [ "$3" = "IANA" ] ; then
     # Source format is:
     #   0xXX   0xYYYY
     sed -n -e "${2}p" < $1 \
-       | sed -e 's/\(0x[0-9A-Fa-f]*\)[^0]*\(0x[0-9A-Fa-f]*\).*/\1 \2/' \
+       | sed -e 's/\(0x[[:xdigit:]]*\)[^0]*\(0x[[:xdigit:]]*\).*/\1 \2/' \
        | sort | ${AWKPROG}
 elif [ "$3" = "UNICODE" ] ; then
     # Source format is:
diff --git a/build-aux/gitlog-to-changelog b/build-aux/gitlog-to-changelog
index 3acfa8b..163c48c 100755
--- a/build-aux/gitlog-to-changelog
+++ b/build-aux/gitlog-to-changelog
@@ -189,7 +189,7 @@ sub parse_amend_file($)
 
       if (!$in_code)
         {
-          $line =~ /^([0-9a-fA-F]{40})$/
+          $line =~ /^([[:xdigit:]]{40})$/
             or (warn "$ME: $f:$.: invalid line; expected an SHA1\n"),
               $fail = 1, next;
           $sha = lc $1;
@@ -303,7 +303,7 @@ sub git_dir_option($)
       my ($sha, $rest) = split ':', $log, 2;
       defined $sha
         or die "$ME:$.: malformed log entry\n";
-      $sha =~ /^[0-9a-fA-F]{40}$/
+      $sha =~ /^[[:xdigit:]]{40}$/
         or die "$ME:$.: invalid SHA1: $sha\n";
 
       my $skipflag = 0;
@@ -391,7 +391,7 @@ sub git_dir_option($)
                   @skipshas = ();
                   next;
               }
-              if ($found && $_ =~ /^([0-9a-fA-F]{7,}) [^ ]/)
+              if ($found && $_ =~ /^([[:xdigit:]]{7,}) [^ ]/)
               {
                   push ( @skipshas, $1 );
               }
diff --git a/lisp/calc/calc-aent.el b/lisp/calc/calc-aent.el
index a03bd60..f7731c9 100644
--- a/lisp/calc/calc-aent.el
+++ b/lisp/calc/calc-aent.el
@@ -728,7 +728,7 @@ in Calc algebraic input.")
                                                 math-exp-str (1- math-exp-pos))
                                   (1- math-exp-pos))))))
             (or (and (memq calc-language calc-lang-c-type-hex)
-                     (eq (string-match "0[xX][0-9a-fA-F]+" math-exp-str
+                     (eq (string-match "0[xX][[:xdigit:]]+" math-exp-str
                                         math-exp-pos)
                           math-exp-pos))
                 (string-match "_?\\([0-9]+.?0*@ *\\)?\\([0-9]+.?0*' 
*\\)?\\(0*\\([2-9]\\|1[0-4]\\)\\(#[#]?\\|\\^\\^\\)[0-9a-dA-D.]+[eE][-+_]?[0-9]+\\|0*\\([2-9]\\|[0-2][0-9]\\|3[0-6]\\)\\(#[#]?\\|\\^\\^\\)[0-9a-zA-Zα-ωΑ-Ω:.]+\\|[0-9]+:[0-9:]+\\|[0-9.]+\\([eE][-+_]?[0-9]+\\)?\"?\\)?"
diff --git a/lisp/calc/calc-ext.el b/lisp/calc/calc-ext.el
index 43360fc..2036258 100644
--- a/lisp/calc/calc-ext.el
+++ b/lisp/calc/calc-ext.el
@@ -2967,13 +2967,13 @@ If X is not an error form, return 1."
 
    ;; C language hexadecimal notation
    ((and (eq calc-language 'c)
-        (string-match "^0[xX]\\([0-9a-fA-F]+\\)$" s))
+        (string-match "^0[xX]\\([[:xdigit:]]+\\)$" s))
     (let ((digs (math-match-substring s 1)))
       (math-read-radix digs 16)))
 
    ;; Pascal language hexadecimal notation
    ((and (eq calc-language 'pascal)
-        (string-match "^\\$\\([0-9a-fA-F]+\\)$" s))
+        (string-match "^\\$\\([[:xdigit:]]+\\)$" s))
     (let ((digs (math-match-substring s 1)))
       (math-read-radix digs 16)))
 
diff --git a/lisp/calc/calc-lang.el b/lisp/calc/calc-lang.el
index ee107df..4a9771d 100644
--- a/lisp/calc/calc-lang.el
+++ b/lisp/calc/calc-lang.el
@@ -243,7 +243,7 @@
 (put 'pascal 'math-lang-read-symbol
      '((?\$
         (eq (string-match
-             "\\(\\$[0-9a-fA-F]+\\)\\($\\|[^0-9a-zA-Zα-ωΑ-Ω]\\)"
+             "\\(\\$[[:xdigit:]]+\\)\\($\\|[^0-9a-zA-Zα-ωΑ-Ω]\\)"
              math-exp-str math-exp-pos)
             math-exp-pos)
         (setq math-exp-token 'number
diff --git a/lisp/cedet/semantic/java.el b/lisp/cedet/semantic/java.el
index 54cce96..7f9c93b 100644
--- a/lisp/cedet/semantic/java.el
+++ b/lisp/cedet/semantic/java.el
@@ -51,7 +51,7 @@
             "\\|"
             "\\<[0-9]+[eE][-+]?[0-9]+[fFdD]?\\>"
             "\\|"
-            "\\<0[xX][0-9a-fA-F]+[lL]?\\>"
+            "\\<0[xX][[:xdigit:]]+[lL]?\\>"
             "\\|"
             "\\<[0-9]+[lLfFdD]?\\>"
             "\\)"
@@ -63,7 +63,7 @@ DECIMAL_LITERAL:
     [1-9][0-9]*
   ;
 HEX_LITERAL:
-    0[xX][0-9a-fA-F]+
+    0[xX][[:xdigit:]]+
   ;
 OCTAL_LITERAL:
     0[0-7]*
diff --git a/lisp/cedet/semantic/lex.el b/lisp/cedet/semantic/lex.el
index 8dbc9e7..a6ee869 100644
--- a/lisp/cedet/semantic/lex.el
+++ b/lisp/cedet/semantic/lex.el
@@ -596,7 +596,7 @@ may need to be overridden for some special languages.")
             "\\|"
             "\\<[0-9]+[eE][-+]?[0-9]+[fFdD]?\\>"
             "\\|"
-            "\\<0[xX][0-9a-fA-F]+[lL]?\\>"
+            "\\<0[xX][[:xdigit:]]+[lL]?\\>"
             "\\|"
             "\\<[0-9]+[lLfFdD]?\\>"
             "\\)"
@@ -609,7 +609,7 @@ DECIMAL_LITERAL:
     [1-9][0-9]*
   ;
 HEX_LITERAL:
-    0[xX][0-9a-fA-F]+
+    0[xX][[:xdigit:]]+
   ;
 OCTAL_LITERAL:
     0[0-7]*
diff --git a/lisp/dnd.el b/lisp/dnd.el
index 459a723..973af7e 100644
--- a/lisp/dnd.el
+++ b/lisp/dnd.el
@@ -138,7 +138,7 @@ Return nil if URI is not a local file."
 
 (defsubst dnd-unescape-uri (uri)
   (replace-regexp-in-string
-   "%[A-Fa-f0-9][A-Fa-f0-9]"
+   "%[[:xdigit:]][[:xdigit:]]"
    (lambda (arg)
      (let ((str (make-string 1 0)))
        (aset str 0 (string-to-number (substring arg 1) 16))
diff --git a/lisp/emulation/cua-rect.el b/lisp/emulation/cua-rect.el
index 706634a..1a19cc2 100644
--- a/lisp/emulation/cua-rect.el
+++ b/lisp/emulation/cua-rect.el
@@ -1127,7 +1127,7 @@ The length of STRING need not be the same as the 
rectangle width."
   (cua--rectangle-operation 'keep nil t 1 nil
      (lambda (_s e _l _r)
         (cond
-         ((re-search-forward "0x\\([0-9a-fA-F]+\\)" e t)
+         ((re-search-forward "0x\\([[:xdigit:]]+\\)" e t)
           (let* ((txt (cua--filter-buffer-noprops (match-beginning 1) 
(match-end 1)))
                  (n (string-to-number txt 16))
                  (fmt (format "0x%%0%dx" (length txt))))
diff --git a/lisp/epg.el b/lisp/epg.el
index a8b5a40..8029bf5 100644
--- a/lisp/epg.el
+++ b/lisp/epg.el
@@ -952,7 +952,7 @@ callback data (if any)."
 
 (defun epg--status-ERRSIG (context string)
   (if (string-match "\\`\\([^ ]+\\) \\([0-9]+\\) \\([0-9]+\\) \
-\\([0-9A-Fa-f][0-9A-Fa-f]\\) \\([^ ]+\\) \\([0-9]+\\)"
+\\([[:xdigit:]][[:xdigit:]]\\) \\([^ ]+\\) \\([0-9]+\\)"
                    string)
       (let ((signature (epg-make-signature 'error)))
        (epg-context-set-result-for
@@ -976,7 +976,7 @@ callback data (if any)."
     (when (and signature
               (eq (epg-signature-status signature) 'good)
               (string-match "\\`\\([^ ]+\\) [^ ]+ \\([^ ]+\\) \\([^ ]+\\) \
-\\([0-9]+\\) [^ ]+ \\([0-9]+\\) \\([0-9]+\\) \\([0-9A-Fa-f][0-9A-Fa-f]\\) \
+\\([0-9]+\\) [^ ]+ \\([0-9]+\\) \\([0-9]+\\) \\([[:xdigit:]][[:xdigit:]]\\) \
 \\(.*\\)"
                           string))
       (setf (epg-signature-fingerprint signature)
@@ -1146,7 +1146,7 @@ callback data (if any)."
 
 (defun epg--status-SIG_CREATED (context string)
   (if (string-match "\\`\\([DCS]\\) \\([0-9]+\\) \\([0-9]+\\) \
-\\([0-9A-Fa-f][0-9A-Fa-f]\\) \\(.*\\) " string)
+\\([[:xdigit:]][[:xdigit:]]\\) \\(.*\\) " string)
       (epg-context-set-result-for
        context 'sign
        (cons (epg-make-new-signature
@@ -2022,7 +2022,7 @@ If you are unsure, use synchronous version of this 
function
 (defun epg--decode-percent-escape (string)
   (setq string (string-to-unibyte string))
   (let ((index 0))
-    (while (string-match "%\\(\\(%\\)\\|\\([0-9A-Fa-f][0-9A-Fa-f]\\)\\)"
+    (while (string-match "%\\(\\(%\\)\\|\\([[:xdigit:]][[:xdigit:]]\\)\\)"
                         string index)
       (if (match-beginning 2)
          (setq string (replace-match "%" t t string)
@@ -2039,7 +2039,7 @@ If you are unsure, use synchronous version of this 
function
 
 (defun epg--decode-hexstring (string)
   (let ((index 0))
-    (while (eq index (string-match "[0-9A-Fa-f][0-9A-Fa-f]" string index))
+    (while (eq index (string-match "[[:xdigit:]][[:xdigit:]]" string index))
       (setq string (replace-match (string (string-to-number
                                           (match-string 0 string) 16))
                                  t t string)
@@ -2049,7 +2049,7 @@ If you are unsure, use synchronous version of this 
function
 (defun epg--decode-quotedstring (string)
   (let ((index 0))
     (while (string-match "\\\\\\(\\([,=+<>#;\\\"]\\)\\|\
-\\([0-9A-Fa-f][0-9A-Fa-f]\\)\\)"
+\\([[:xdigit:]][[:xdigit:]]\\)\\)"
                         string index)
       (if (match-beginning 2)
          (setq string (replace-match "\\2" t nil string)
@@ -2086,7 +2086,7 @@ The return value is an alist mapping from types to 
values."
                     string index))
          (setq index (match-end 0)
                value (epg--decode-quotedstring (match-string 0 string)))
-       (if (eq index (string-match "#\\([0-9A-Fa-f]+\\)" string index))
+       (if (eq index (string-match "#\\([[:xdigit:]]+\\)" string index))
            (setq index (match-end 0)
                  value (epg--decode-hexstring (match-string 1 string)))
          (if (eq index (string-match "\"\\([^\\\"]\\|\\\\.\\)*\""
diff --git a/lisp/faces.el b/lisp/faces.el
index 89b5986..f9e8c6c 100644
--- a/lisp/faces.el
+++ b/lisp/faces.el
@@ -1997,7 +1997,7 @@ resulting color name in the echo area."
       (when (and convert-to-RGB
                 (not (string-equal color "")))
        (let ((components (x-color-values color)))
-         (unless (string-match-p 
"^#\\(?:[a-fA-F0-9][a-fA-F0-9][a-fA-F0-9]\\)+$" color)
+         (unless (string-match-p 
"^#\\(?:[[:xdigit:]][[:xdigit:]][[:xdigit:]]\\)+$" color)
            (setq color (format "#%04X%04X%04X"
                                (logand 65535 (nth 0 components))
                                (logand 65535 (nth 1 components))
diff --git a/lisp/gnus/gnus-art.el b/lisp/gnus/gnus-art.el
index 601ea00..42e1a82 100644
--- a/lisp/gnus/gnus-art.el
+++ b/lisp/gnus/gnus-art.el
@@ -7423,10 +7423,10 @@ must return `mid', `mail', `invalid' or `ask'."
     (-2.0  . "^[0-9]")
     (-1.0  . "^[0-9][0-9]")
     ;;
-    ;; -3.0 /^[0-9][0-9a-fA-F]{2,2}/;
-    (-3.0  . "^[0-9][0-9a-fA-F][0-9a-fA-F][^0-9a-fA-F]")
-    ;; -5.0 /^[0-9][0-9a-fA-F]{3,3}/;
-    (-5.0  . "^[0-9][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][^0-9a-fA-F]")
+    ;; -3.0 /^[0-9][[:xdigit:]]{2,2}/;
+    (-3.0  . "^[0-9][[:xdigit:]][[:xdigit:]][^[:xdigit:]]")
+    ;; -5.0 /^[0-9][[:xdigit:]]{3,3}/;
+    (-5.0  . "^[0-9][[:xdigit:]][[:xdigit:]][[:xdigit:]][^[:xdigit:]]")
     ;;
     (-3.0  .  "[0-9][0-9][0-9][0-9][0-9][^0-9].*@") ;; "[0-9]{5,}.*\@"
     (-3.0  .  "[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][^0-9].*@")
diff --git a/lisp/gnus/mml-sec.el b/lisp/gnus/mml-sec.el
index db7489f..02a27b3 100644
--- a/lisp/gnus/mml-sec.el
+++ b/lisp/gnus/mml-sec.el
@@ -725,7 +725,7 @@ Otherwise, NAME is treated as user ID, for which no keys 
are returned if it
 is expired or revoked.
 If optional JUSTONE is not nil, return the first key instead of a list."
   (let* ((keys (epg-list-keys context name))
-        (iskeyid (string-match "\\(0x\\)?\\([0-9a-fA-F]\\{8,\\}\\)" name))
+        (iskeyid (string-match "\\(0x\\)?\\([[:xdigit:]]\\{8,\\}\\)" name))
         (fingerprint (match-string 2 name))
         result)
     (when (and iskeyid (>= (length keys) 2))
diff --git a/lisp/gnus/nneething.el b/lisp/gnus/nneething.el
index f64007a..c3d511b 100644
--- a/lisp/gnus/nneething.el
+++ b/lisp/gnus/nneething.el
@@ -297,7 +297,7 @@ included.")
 (defun nneething-decode-file-name (file &optional coding-system)
   "Decode the name of the FILE is encoded in CODING-SYSTEM."
   (let ((pos 0) buf)
-    (while (string-match "%\\([0-9a-fA-F][0-9a-fA-F]\\)" file pos)
+    (while (string-match "%\\([[:xdigit:]][[:xdigit:]]\\)" file pos)
       (setq buf (cons (string (string-to-number (match-string 1 file) 16))
                      (cons (substring file pos (match-beginning 0)) buf))
            pos (match-end 0)))
diff --git a/lisp/htmlfontify.el b/lisp/htmlfontify.el
index c7414a2..dfba025 100644
--- a/lisp/htmlfontify.el
+++ b/lisp/htmlfontify.el
@@ -566,7 +566,7 @@ therefore no longer care about) will be invalid at any 
time.\n
 (defvar hfy-tmpfont-stack nil
   "An alist of derived fonts resulting from overlays.")
 
-(defconst hfy-hex-regex "[0-9A-Fa-f]")
+(defconst hfy-hex-regex "[[:xdigit:]]")
 
 (defconst hfy-triplet-regex
   (concat
diff --git a/lisp/international/mule-cmds.el b/lisp/international/mule-cmds.el
index 47b0747..1edf80d 100644
--- a/lisp/international/mule-cmds.el
+++ b/lisp/international/mule-cmds.el
@@ -3079,7 +3079,7 @@ as names, not numbers."
         (char
           (cond
            ((char-from-name input t))
-           ((string-match-p "\\`[0-9a-fA-F]+\\'" input)
+           ((string-match-p "\\`[[:xdigit:]]+\\'" input)
             (ignore-errors (string-to-number input 16)))
            ((string-match-p "\\`#\\([bBoOxX]\\|[0-9]+[rR]\\)[0-9a-zA-Z]+\\'"
                             input)
diff --git a/lisp/mail/rfc2231.el b/lisp/mail/rfc2231.el
index 0a0983c..6ddb296 100644
--- a/lisp/mail/rfc2231.el
+++ b/lisp/mail/rfc2231.el
@@ -223,7 +223,7 @@ These look like:
     (mm-with-unibyte-buffer
       (insert value)
       (goto-char (point-min))
-      (while (re-search-forward "%\\([0-9A-Fa-f][0-9A-Fa-f]\\)" nil t)
+      (while (re-search-forward "%\\([[:xdigit:]][[:xdigit:]]\\)" nil t)
        (insert
         (prog1
             (string-to-number (match-string 1) 16)
diff --git a/lisp/net/shr-color.el b/lisp/net/shr-color.el
index 2d6cf68..af0b99c 100644
--- a/lisp/net/shr-color.el
+++ b/lisp/net/shr-color.el
@@ -235,7 +235,7 @@ Like rgb() or hsl()."
     (cond
      ;; Hexadecimal color: #abc or #aabbcc
      ((string-match
-       "\\(#[0-9a-fA-F]\\{3\\}[0-9a-fA-F]\\{3\\}?\\)"
+       "\\(#[[:xdigit:]]\\{3\\}[[:xdigit:]]\\{3\\}?\\)"
        color)
       (match-string 1 color))
      ;; rgb() or rgba() colors
diff --git a/lisp/nxml/nxml-maint.el b/lisp/nxml/nxml-maint.el
index 2956efb..c524567 100644
--- a/lisp/nxml/nxml-maint.el
+++ b/lisp/nxml/nxml-maint.el
@@ -34,10 +34,10 @@
   (let (lst head)
     (with-current-buffer (find-file-noselect file)
       (goto-char (point-min))
-      (while (re-search-forward "^ *\\([a-fA-F0-9]\\{2\\}\\)[ \t]+" nil t)
+      (while (re-search-forward "^ *\\([[:xdigit:]]\\{2\\}\\)[ \t]+" nil t)
        (let ((row (match-string 1))
              (eol (line-end-position)))
-         (while (re-search-forward 
"\\([a-fA-F0-9]\\{2\\}\\)-\\([a-fA-F0-9]\\{2\\}\\)\\|\\([a-fA-F0-9]\\{2\\}\\)" 
eol t)
+         (while (re-search-forward 
"\\([[:xdigit:]]\\{2\\}\\)-\\([[:xdigit:]]\\{2\\}\\)\\|\\([[:xdigit:]]\\{2\\}\\)"
 eol t)
            (setq lst
                  (cons (if (match-beginning 3)
                            (concat "#x" row (match-string 3))
diff --git a/lisp/nxml/rng-cmpct.el b/lisp/nxml/rng-cmpct.el
index d36f9d9..60c8719 100644
--- a/lisp/nxml/rng-cmpct.el
+++ b/lisp/nxml/rng-cmpct.el
@@ -369,7 +369,7 @@ OVERRIDE is either nil, require or t."
     (and pos
         (rng-c-error "Nul character found (binary file?)")))
   (let ((offset 0))
-    (while (re-search-forward "\\\\x+{\\([0-9a-fA-F]+\\)}"
+    (while (re-search-forward "\\\\x+{\\([[:xdigit:]]+\\)}"
                              (point-max)
                              t)
       (let* ((ch (decode-char 'ucs (string-to-number (match-string 1) 16))))
diff --git a/lisp/nxml/rng-uri.el b/lisp/nxml/rng-uri.el
index 798475b..5a67cc7 100644
--- a/lisp/nxml/rng-uri.el
+++ b/lisp/nxml/rng-uri.el
@@ -68,7 +68,7 @@ Signal an error if URI is not a valid file URL."
 
 ;; pattern is either nil or match or replace
 (defun rng-uri-file-name-1 (uri pattern)
-  (unless (string-match "\\`\\(?:[^%]\\|%[0-9a-fA-F]{2}\\)*\\'" uri)
+  (unless (string-match "\\`\\(?:[^%]\\|%[[:xdigit:]]{2}\\)*\\'" uri)
     (rng-uri-error "Bad escapes in URI `%s'" uri))
   (setq uri (rng-uri-unescape-multibyte uri))
   (let* ((components
@@ -299,7 +299,7 @@ Both FULL and BASE must be absolute URIs."
        (mapconcat 'identity segments "/")))
 
 (defun rng-uri-unescape-multibyte (str)
-  (replace-regexp-in-string "\\(?:%[89a-fA-F][0-9a-fA-F]\\)+"
+  (replace-regexp-in-string "\\(?:%[89a-fA-F][[:xdigit:]]\\)+"
                            'rng-multibyte-percent-decode
                            str))
 
@@ -310,7 +310,7 @@ Both FULL and BASE must be absolute URIs."
                         'utf-8))
 
 (defun rng-uri-unescape-unibyte (str)
-  (replace-regexp-in-string "%[0-7][0-9a-fA-F]"
+  (replace-regexp-in-string "%[0-7][[:xdigit:]]"
                            (lambda (h)
                              (string-to-number (substring h 1) 16))
                            str
@@ -318,7 +318,7 @@ Both FULL and BASE must be absolute URIs."
                            t))
 
 (defun rng-uri-unescape-unibyte-match (str)
-  (replace-regexp-in-string "%[0-7][0-9a-fA-F]\\|[^%]"
+  (replace-regexp-in-string "%[0-7][[:xdigit:]]\\|[^%]"
                            (lambda (match)
                              (if (string= match "*")
                                  "\\([^/]*\\)"
@@ -333,7 +333,7 @@ Both FULL and BASE must be absolute URIs."
 
 (defun rng-uri-unescape-unibyte-replace (str next-match-index)
   (replace-regexp-in-string
-   "%[0-7][0-9a-fA-F]\\|[^%]"
+   "%[0-7][[:xdigit:]]\\|[^%]"
    (lambda (match)
      (if (string= match "*")
         (let ((n next-match-index))
diff --git a/lisp/nxml/rng-xsd.el b/lisp/nxml/rng-xsd.el
index f308b04..582d08e 100644
--- a/lisp/nxml/rng-xsd.el
+++ b/lisp/nxml/rng-xsd.el
@@ -330,7 +330,7 @@ trailing digits.  For example, -0021.0430 would be 
represented by [-1
        (match-string 1 string)))
 
 (defun rng-xsd-convert-hex-binary (string)
-  (and (string-match "\\`[ \r\n\t]*\\(\\(?:[0-9A-Fa-f][0-9A-Fa-f]\\)*\\)[ 
\r\n\t]*\\'"
+  (and (string-match "\\`[ \r\n\t]*\\(\\(?:[[:xdigit:]][[:xdigit:]]\\)*\\)[ 
\r\n\t]*\\'"
                     string)
        (downcase (match-string 1 string))))
 
@@ -360,7 +360,7 @@ trailing digits.  For example, -0021.0430 would be 
represented by [-1
       n)))
 
 (defun rng-xsd-convert-any-uri (string)
-  (and (string-match "\\`\\(?:[^%]\\|%[0-9a-fA-F][0-9a-fA-F]\\)*\\'" string)
+  (and (string-match "\\`\\(?:[^%]\\|%[[:xdigit:]][[:xdigit:]]\\)*\\'" string)
        (string-match "\\`[^#]*\\(?:#[^#]*\\)?\\'" string)
        (string-match 
"\\`\\(?:[a-zA-Z][-+.A-Za-z0-9]*:.+\\|[^:]*\\(?:[#/?].*\\)?\\)\\'" string)
        string))
diff --git a/lisp/nxml/xmltok.el b/lisp/nxml/xmltok.el
index afa33e0..3cab5ed 100644
--- a/lisp/nxml/xmltok.el
+++ b/lisp/nxml/xmltok.el
@@ -413,7 +413,7 @@ and VALUE-END, otherwise a STRING giving the value."
                   (xmltok-g decimal-ref-close ";") opt))
         (hex-ref
          (xmltok+ "x" open
-                  (xmltok-g hex "[0-9a-fA-F]" +)
+                  (xmltok-g hex "[[:xdigit:]]" +)
                   (xmltok-g hex-ref-close ";") opt
                   close opt))
         (char-ref
diff --git a/lisp/nxml/xsd-regexp.el b/lisp/nxml/xsd-regexp.el
index 7ae169c..c002e6f 100644
--- a/lisp/nxml/xsd-regexp.el
+++ b/lisp/nxml/xsd-regexp.el
@@ -702,7 +702,7 @@ Code is inserted into the current buffer."
   (with-current-buffer (find-file-noselect file)
     (goto-char (point-min))
     (mapc (lambda (x) (put x 'xsdre-ranges nil)) xsdre-gen-categories)
-    (while (re-search-forward "^\\([0-9A-Fa-f]*\\);[^;]*;\\([A-Z][a-z]\\);"
+    (while (re-search-forward "^\\([[:xdigit:]]*\\);[^;]*;\\([A-Z][a-z]\\);"
                              nil
                              t)
       (let* ((sym (intern (match-string-no-properties 2)))
diff --git a/lisp/org/org-mobile.el b/lisp/org/org-mobile.el
index 8b4e895..a155260 100644
--- a/lisp/org/org-mobile.el
+++ b/lisp/org/org-mobile.el
@@ -472,7 +472,7 @@ agenda view showing the flagged items."
                     (concat (shell-quote-argument org-mobile-checksum-binary)
                             " "
                             (shell-quote-argument (expand-file-name file)))))
-       (when (string-match "[a-fA-F0-9]\\{30,40\\}" check)
+       (when (string-match "[[:xdigit:]]\\{30,40\\}" check)
          (push (cons link-name (match-string 0 check))
                org-mobile-checksum-files))))
 
@@ -761,7 +761,7 @@ If nothing new has been added, return nil."
         (buffer (find-file-noselect file)))
     (when buffer
       (with-current-buffer buffer
-       (when (re-search-forward (concat "\\([0-9a-fA-F]\\{30,\\}\\).*?"
+       (when (re-search-forward (concat "\\([[:xdigit:]]\\{30,\\}\\).*?"
                                         (regexp-quote org-mobile-capture-file)
                                         "[ \t]*$") nil t)
          (goto-char (match-beginning 1))
diff --git a/lisp/org/org-table.el b/lisp/org/org-table.el
index 147527d..513a534 100644
--- a/lisp/org/org-table.el
+++ b/lisp/org/org-table.el
@@ -155,7 +155,7 @@ table, obtained by prompting the user."
   :type 'string)
 
 (defcustom org-table-number-regexp
-  
"^\\([<>]?[-+^.0-9]*[0-9][-+^.0-9eEdDx()%:]*\\|[<>]?[-+]?0[xX][0-9a-fA-F.]+\\|[<>]?[-+]?[0-9]+#[0-9a-zA-Z.]+\\|nan\\|[-+u]?inf\\)$"
+  
"^\\([<>]?[-+^.0-9]*[0-9][-+^.0-9eEdDx()%:]*\\|[<>]?[-+]?0[xX][[:xdigit:].]+\\|[<>]?[-+]?[0-9]+#[0-9a-zA-Z.]+\\|nan\\|[-+u]?inf\\)$"
   "Regular expression for recognizing numbers in table columns.
 If a table column contains mostly numbers, it will be aligned to the
 right.  If not, it will be aligned to the left.
@@ -180,9 +180,9 @@ Other options offered by the customize interface are more 
restrictive."
          (const :tag "Exponential, Floating point, Integer"
                 "^[-+]?[0-9.]+\\([eEdD][-+0-9]+\\)?$")
          (const :tag "Very General Number-Like, including hex and Calc radix"
-                
"^\\([<>]?[-+^.0-9]*[0-9][-+^.0-9eEdDx()%]*\\|[<>]?[-+]?0[xX][0-9a-fA-F.]+\\|[<>]?[-+]?[0-9]+#[0-9a-zA-Z.]+\\|nan\\|[-+u]?inf\\)$")
+                
"^\\([<>]?[-+^.0-9]*[0-9][-+^.0-9eEdDx()%]*\\|[<>]?[-+]?0[xX][[:xdigit:].]+\\|[<>]?[-+]?[0-9]+#[0-9a-zA-Z.]+\\|nan\\|[-+u]?inf\\)$")
          (const :tag "Very General Number-Like, including hex and Calc radix, 
allows comma as decimal mark"
-                
"^\\([<>]?[-+^.,0-9]*[0-9][-+^.0-9eEdDx()%]*\\|[<>]?[-+]?0[xX][0-9a-fA-F.]+\\|[<>]?[-+]?[0-9]+#[0-9a-zA-Z.]+\\|nan\\|[-+u]?inf\\)$")
+                
"^\\([<>]?[-+^.,0-9]*[0-9][-+^.0-9eEdDx()%]*\\|[<>]?[-+]?0[xX][[:xdigit:].]+\\|[<>]?[-+]?[0-9]+#[0-9a-zA-Z.]+\\|nan\\|[-+u]?inf\\)$")
          (string :tag "Regexp:")))
 
 (defcustom org-table-number-fraction 0.5
diff --git a/lisp/progmodes/ada-mode.el b/lisp/progmodes/ada-mode.el
index 77c1e5e..404e704 100644
--- a/lisp/progmodes/ada-mode.el
+++ b/lisp/progmodes/ada-mode.el
@@ -909,7 +909,7 @@ the 4 file locations can be clicked on and jumped to."
                               change))
            (replace-match "'A'"))
          (goto-char from)
-         (while (re-search-forward "\\(#[0-9a-fA-F]*#\\)" to t)
+         (while (re-search-forward "\\(#[[:xdigit:]]*#\\)" to t)
            (setq change (cons (list (match-beginning 1)
                                     (length (match-string 1))
                                     (match-string 1))
@@ -1013,7 +1013,7 @@ If PARSE-RESULT is non-nil, use it instead of calling 
`parse-partial-sexp'."
 
 (defsubst ada-in-numeric-literal-p ()
   "Return t if point is after a prefix of a numeric literal."
-  (looking-back "\\([0-9]+#[0-9a-fA-F_]+\\)" (line-beginning-position)))
+  (looking-back "\\([0-9]+#[[:xdigit:]_]+\\)" (line-beginning-position)))
 
 ;;------------------------------------------------------------------
 ;; Contextual menus
@@ -5213,7 +5213,7 @@ Return nil if no body was found."
      '("<<\\(\\sw+\\)>>" 1 font-lock-constant-face)
 
      ;; Highlight based-numbers (R. Reagan <address@hidden>)
-     (list "\\([0-9]+#[0-9a-fA-F_]+#\\)" '(1 font-lock-constant-face t))
+     (list "\\([0-9]+#[[:xdigit:]_]+#\\)" '(1 font-lock-constant-face t))
 
      ;; Ada unnamed numerical constants
      (list "\\W\\([-+]?[0-9._]+\\)\\>" '(1 font-lock-constant-face))
diff --git a/lisp/progmodes/cc-mode.el b/lisp/progmodes/cc-mode.el
index 568fcee..b45c2e5 100644
--- a/lisp/progmodes/cc-mode.el
+++ b/lisp/progmodes/cc-mode.el
@@ -1513,7 +1513,7 @@ Note that the style variables are always made local to 
the buffer."
 (defconst c-maybe-quoted-number-head
   (concat
    "\\(0\\("
-       "\\([Xx]\\([0-9a-fA-F]\\('[0-9a-fA-F]\\|[0-9a-fA-F]\\)*'?\\)?\\)"
+       "\\([Xx]\\([[:xdigit:]]\\('[[:xdigit:]]\\|[[:xdigit:]]\\)*'?\\)?\\)"
        "\\|"
        "\\([Bb]\\([01]\\('[01]\\|[01]\\)*'?\\)?\\)"
        "\\|"
@@ -1533,7 +1533,7 @@ Note that the style variables are always made local to 
the buffer."
     (save-excursion
       (let ((here (point))
            found)
-       (skip-chars-backward "0-9a-fA-F'")
+       (skip-chars-backward "[:xdigit:]'")
        (if (and (memq (char-before) '(?x ?X))
                 (eq (char-before (1- (point))) ?0))
            (backward-char 2))
@@ -1547,7 +1547,7 @@ Note that the style variables are always made local to 
the buffer."
 (defconst c-maybe-quoted-number-tail
   (concat
    "\\("
-       "\\([xX']?[0-9a-fA-F]\\('[0-9a-fA-F]\\|[0-9a-fA-F]\\)*\\)"
+       "\\([xX']?[[:xdigit:]]\\('[[:xdigit:]]\\|[[:xdigit:]]\\)*\\)"
    "\\|"
        "\\([bB']?[01]\\('[01]\\|[01]\\)*\\)"
    "\\|"
@@ -1567,7 +1567,7 @@ Note that this is a strict tail, so won't match, e.g. 
\"0x....\".")
 (defconst c-maybe-quoted-number
   (concat
    "\\(0\\("
-       "\\([Xx][0-9a-fA-F]\\('[0-9a-fA-F]\\|[0-9a-fA-F]\\)*\\)"
+       "\\([Xx][[:xdigit:]]\\('[[:xdigit:]]\\|[[:xdigit:]]\\)*\\)"
        "\\|"
        "\\([Bb][01]\\('[01]\\|[01]\\)*\\)"
        "\\|"
@@ -1585,9 +1585,9 @@ Note that this is a strict tail, so won't match, e.g. 
\"0x....\".")
   (when c-has-quoted-numbers
     (save-excursion
       (let ((here (point))
-           (bound (progn (skip-chars-forward "0-9a-fA-F'") (point))))
+           (bound (progn (skip-chars-forward "[:xdigit:]'") (point))))
        (goto-char here)
-       (when (< (skip-chars-backward "0-9a-fA-F'") 0)
+       (when (< (skip-chars-backward "[:xdigit:]'") 0)
          (if (and (memq (char-before) '(?x ?X))
                   (eq (char-before (1- (point))) ?0))
              (backward-char 2))
@@ -1628,7 +1628,7 @@ Note that this is a strict tail, so won't match, e.g. 
\"0x....\".")
        (if (>= (point) c-new-BEG)
            (setq c-new-BEG (match-beginning 0))))
        ((looking-at
-        "\\([^'\\]\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][0-9a-fA-F]+\\|.\\)\\)'")
+        "\\([^'\\]\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][[:xdigit:]]+\\|.\\)\\)'")
        (goto-char (match-end 0))
        (if (> (match-end 0) c-new-BEG)
            (setq c-new-BEG (1- (match-beginning 0)))))
@@ -1657,7 +1657,7 @@ Note that this is a strict tail, so won't match, e.g. 
\"0x....\".")
        (if (> (match-end 0) c-new-END)
            (setq c-new-END (match-end 0))))
        ((looking-at
-        "\\([^'\\]\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][0-9a-fA-F]+\\|.\\)\\)'")
+        "\\([^'\\]\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][[:xdigit:]]+\\|.\\)\\)'")
        (goto-char (match-end 0))
        (if (> (match-end 0) c-new-END)
            (setq c-new-END (match-end 0))))
@@ -1677,8 +1677,8 @@ Note that this is a strict tail, so won't match, e.g. 
\"0x....\".")
      ((c-quoted-number-tail-after-point)
       (setq c-new-END (match-end 0)))
      ((looking-at
-       "\\(\\\\\\([0-7]\\{1,3\\}\\|[xuU][0-9a-fA-F]+\\|.\\)\\|.\\)?\
-\\('\\([^'\\]\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][0-9a-fA-F]+\\|.\\)\\)\\)*'")
+       "\\(\\\\\\([0-7]\\{1,3\\}\\|[xuU][[:xdigit:]]+\\|.\\)\\|.\\)?\
+\\('\\([^'\\]\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][[:xdigit:]]+\\|.\\)\\)\\)*'")
       (setq c-new-END (match-end 0))))
 
     ;; Remove the '(1) syntax-table property from any "'"s within (c-new-BEG
@@ -1730,7 +1730,7 @@ Note that this is a strict tail, so won't match, e.g. 
\"0x....\".")
                                              'c-digit-separator t ?')
               (goto-char num-end))
              ((looking-at
-               "\\([^\\']\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][0-9a-fA-F]+\\|.\\)\
+               "\\([^\\']\\|\\\\\\([0-7]\\{1,3\\}\\|[xuU][[:xdigit:]]+\\|.\\)\
 \\)'") ; balanced quoted expression.
               (goto-char (match-end 0)))
              ((looking-at "\\\\'")     ; Anomalous construct.
diff --git a/lisp/progmodes/cperl-mode.el b/lisp/progmodes/cperl-mode.el
index 254269d..1aa7981 100644
--- a/lisp/progmodes/cperl-mode.el
+++ b/lisp/progmodes/cperl-mode.el
@@ -3463,18 +3463,18 @@ Should be called with the point before leading colon of 
an attribute."
 (defsubst cperl-highlight-charclass (endbracket dashface bsface onec-space)
   (let ((l '(1 5 7)) ll lle lll
        ;; 2 groups, the first takes the whole match (include \[trnfabe])
-       (singleChar (concat "\\(" "[^\\]" "\\|" "\\\\[^cdg-mo-qsu-zA-Z0-9_]" 
"\\|" "\\\\c." "\\|" "\\\\x" 
"\\([0-9a-fA-F][0-9a-fA-F]?\\|\\={[0-9a-fA-F]+}\\)" "\\|" 
"\\\\0?[0-7][0-7]?[0-7]?" "\\|" "\\\\N{[^{}]*}" "\\)")))
+       (singleChar (concat "\\(" "[^\\]" "\\|" "\\\\[^cdg-mo-qsu-zA-Z0-9_]" 
"\\|" "\\\\c." "\\|" "\\\\x" 
"\\([[:xdigit:]][[:xdigit:]]?\\|\\={[[:xdigit:]]+}\\)" "\\|" 
"\\\\0?[0-7][0-7]?[0-7]?" "\\|" "\\\\N{[^{}]*}" "\\)")))
     (while                             ; look for unescaped - between 
non-classes
        (re-search-forward
         ;; On 19.33, certain simplifications lead
         ;; to bugs (as in  [^a-z] \\| [trnfabe]  )
         (concat                        ; 1: SingleChar (include \[trnfabe])
          singleChar
-         ;;"\\(" "[^\\]" "\\|" "\\\\[^cdg-mo-qsu-zA-Z0-9_]" "\\|" "\\\\c." 
"\\|" "\\\\x" "\\([0-9a-fA-F][0-9a-fA-F]?\\|\\={[0-9a-fA-F]+}\\)" "\\|" 
"\\\\0?[0-7][0-7]?[0-7]?" "\\|" "\\\\N{[^{}]*}" "\\)"
+         ;;"\\(" "[^\\]" "\\|" "\\\\[^cdg-mo-qsu-zA-Z0-9_]" "\\|" "\\\\c." 
"\\|" "\\\\x" "\\([[:xdigit:]][[:xdigit:]]?\\|\\={[[:xdigit:]]+}\\)" "\\|" 
"\\\\0?[0-7][0-7]?[0-7]?" "\\|" "\\\\N{[^{}]*}" "\\)"
          "\\("                         ; 3: DASH SingleChar (match optionally)
            "\\(-\\)"                   ; 4: DASH
            singleChar                  ; 5: SingleChar
-           ;;"\\(" "[^\\]" "\\|" "\\\\[^cdg-mo-qsu-zA-Z0-9_]" "\\|" "\\\\c." 
"\\|" "\\\\x" "\\([0-9a-fA-F][0-9a-fA-F]?\\|\\={[0-9a-fA-F]+}\\)" "\\|" 
"\\\\0?[0-7][0-7]?[0-7]?" "\\|" "\\\\N{[^{}]*}" "\\)"
+           ;;"\\(" "[^\\]" "\\|" "\\\\[^cdg-mo-qsu-zA-Z0-9_]" "\\|" "\\\\c." 
"\\|" "\\\\x" "\\([[:xdigit:]][[:xdigit:]]?\\|\\={[[:xdigit:]]+}\\)" "\\|" 
"\\\\0?[0-7][0-7]?[0-7]?" "\\|" "\\\\N{[^{}]*}" "\\)"
          "\\)?"
          "\\|"
          "\\("                         ; 7: other escapes
@@ -4368,7 +4368,7 @@ the sections using `cperl-pod-head-face', 
`cperl-pod-face',
                                            "\\=[0123456789]*" (1- e) 'to-end))
                                      (and (eq qtag ?x)
                                           (re-search-forward
-                                           
"\\=[0-9a-fA-F][0-9a-fA-F]?\\|\\={[0-9a-fA-F]+}"
+                                           
"\\=[[:xdigit:]][[:xdigit:]]?\\|\\={[[:xdigit:]]+}"
                                            (1- e) 'to-end))
                                      (and (memq qtag (append "pPN" nil))
                                           (re-search-forward "\\={[^{}]+}\\|."
diff --git a/lisp/progmodes/ebnf-abn.el b/lisp/progmodes/ebnf-abn.el
index 53d37b6..b003085 100644
--- a/lisp/progmodes/ebnf-abn.el
+++ b/lisp/progmodes/ebnf-abn.el
@@ -640,7 +640,7 @@ See documentation for variable `ebnf-abn-lex'."
      (let* ((char  (following-char))
            (chars (cond ((or (= char ?B) (= char ?b)) "01")
                         ((or (= char ?D) (= char ?d)) "0-9")
-                        ((or (= char ?X) (= char ?x)) "0-9A-Fa-f")
+                        ((or (= char ?X) (= char ?x)) "[:xdigit:]")
                         (t (error "Invalid terminal value")))))
        (forward-char)
        (or (> (skip-chars-forward chars ebnf-limit) 0)
diff --git a/lisp/progmodes/ebnf-dtd.el b/lisp/progmodes/ebnf-dtd.el
index 94d9643..74ff1f4 100644
--- a/lisp/progmodes/ebnf-dtd.el
+++ b/lisp/progmodes/ebnf-dtd.el
@@ -324,7 +324,7 @@
 ;; /* Character Reference */
 ;;
 ;; CharRef ::= '&#' [0-9]+ ';'
-;;           | '&#x' [0-9a-fA-F]+ ';'
+;;           | '&#x' [[:xdigit:]]+ ';'
 ;;           [WFC: Legal Character]
 ;;
 ;;
@@ -915,9 +915,9 @@
 ;;; EntityRef ::= '&' Name ';'
 ;;;
 ;;; CharRef ::= '&#' [0-9]+ ';'
-;;;           | '&#x' [0-9a-fA-F]+ ';'
+;;;           | '&#x' [[:xdigit:]]+ ';'
 
-;;; 
"^\\(&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[0-9a-fA-F]+\\|[0-9]+\\)\\);\\|[^<&]\\)*$"
+;;; 
"^\\(&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[[:xdigit:]]+\\|[0-9]+\\)\\);\\|[^<&]\\)*$"
 
 
 (defun ebnf-dtd-attlistdecl ()
@@ -945,7 +945,7 @@
             (setq token (ebnf-dtd-lex)))
        (or (and (eq token 'string)
                 (string-match
-                 
"^\\(&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[0-9a-fA-F]+\\|[0-9]+\\)\\);\\|[^<&]\\)*$"
+                 
"^\\(&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[[:xdigit:]]+\\|[0-9]+\\)\\);\\|[^<&]\\)*$"
                  ebnf-dtd-lex))
            (error "Invalid default value in ATTLIST declaration"))))
     (or (eq token 'end-decl)
@@ -986,9 +986,9 @@
 ;;; EntityRef ::= '&' Name ';'
 ;;;
 ;;; CharRef ::= '&#' [0-9]+ ';'
-;;;           | '&#x' [0-9a-fA-F]+ ';'
+;;;           | '&#x' [[:xdigit:]]+ ';'
 
-;;; 
"^\\(%[A-Za-z_:][-A-Za-z0-9._:]*;\\|&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[0-9a-fA-F]+\\|[0-9]+\\)\\);\\|[^%&]\\)*$"
+;;; 
"^\\(%[A-Za-z_:][-A-Za-z0-9._:]*;\\|&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[[:xdigit:]]+\\|[0-9]+\\)\\);\\|[^%&]\\)*$"
 
 
 (defun ebnf-dtd-entitydecl ()
@@ -1001,7 +1001,7 @@
     (setq token (ebnf-dtd-lex))
     (if (eq token 'string)
        (if (string-match
-            
"^\\(%[A-Za-z_:][-A-Za-z0-9._:]*;\\|&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[0-9a-fA-F]+\\|[0-9]+\\)\\);\\|[^%&]\\)*$"
+            
"^\\(%[A-Za-z_:][-A-Za-z0-9._:]*;\\|&\\([A-Za-z_:][-A-Za-z0-9._:]*\\|#\\(x[[:xdigit:]]+\\|[0-9]+\\)\\);\\|[^%&]\\)*$"
             ebnf-dtd-lex)
            (setq token (ebnf-dtd-lex))
          (error "Invalid ENTITY definition"))
@@ -1242,7 +1242,7 @@ See documentation for variable `ebnf-dtd-lex'."
          (setq ebnf-dtd-lex (if (/= (following-char) ?x)
                                 (ebnf-dtd-char-ref "&#" "0-9")
                               (forward-char)
-                              (ebnf-dtd-char-ref "&#x" "0-9a-fA-F")))
+                              (ebnf-dtd-char-ref "&#x" "[:xdigit:]")))
          'char-ref))
        ;; miscellaneous: (, ), [, ], =, |, *, +, >, `,'
        (t
diff --git a/lisp/progmodes/ebnf-ebx.el b/lisp/progmodes/ebnf-ebx.el
index 25500f1..dc1a60f 100644
--- a/lisp/progmodes/ebnf-ebx.el
+++ b/lisp/progmodes/ebnf-ebx.el
@@ -658,7 +658,7 @@ See documentation for variable `ebnf-ebx-lex'."
       (or no-error
          (error "Invalid hexadecimal character"))
     (forward-char)
-    (or (> (skip-chars-forward "0-9A-Fa-f" ebnf-limit) 0)
+    (or (> (skip-chars-forward "[:xdigit:]" ebnf-limit) 0)
        (error "Invalid hexadecimal character"))))
 
 
diff --git a/lisp/progmodes/hideif.el b/lisp/progmodes/hideif.el
index 32b0b75..1b06077 100644
--- a/lisp/progmodes/hideif.el
+++ b/lisp/progmodes/hideif.el
@@ -540,7 +540,7 @@ that form should be displayed.")
 
 (defconst hif-token-regexp
   (concat (regexp-opt (mapcar 'car hif-token-alist))
-          "\\|0x[0-9a-fA-F]+\\.?[0-9a-fA-F]*"
+          "\\|0x[[:xdigit:]]+\\.?[[:xdigit:]]*"
           "\\|[0-9]+\\.?[0-9]*"  ;; decimal/octal
           "\\|\\w+"))
 
@@ -595,7 +595,7 @@ that form should be displayed.")
                    ;; 1. postfix 'l', 'll', 'ul' and 'ull'
                    ;; 2. floating number formats (like 1.23e4)
                    ;; 3. 098 is interpreted as octal conversion error
-                   (if (string-match "0x\\([0-9a-fA-F]+\\.?[0-9a-fA-F]*\\)"
+                   (if (string-match "0x\\([[:xdigit:]]+\\.?[[:xdigit:]]*\\)"
                                      token)
                        (hif-string-to-number (match-string 1 token) 16)) ;; hex
                    (if (string-match "\\`0[0-9]+\\(\\.[0-9]+\\)?\\'" token)
diff --git a/lisp/progmodes/prolog.el b/lisp/progmodes/prolog.el
index 296a7ac..780eff2 100644
--- a/lisp/progmodes/prolog.el
+++ b/lisp/progmodes/prolog.el
@@ -1071,7 +1071,7 @@ VERSION is of the format (Major . Minor)"
      ;; Supposedly, ISO-Prolog wants \NNN\ for octal and \xNNN\ for hexadecimal
      ;; escape sequences in atoms, so be careful not to let the terminating \
      ;; escape a subsequent quote.
-     ("\\\\[x0-7][0-9a-fA-F]*\\(\\\\\\)" (1 "_"))
+     ("\\\\[x0-7][[:xdigit:]]*\\(\\\\\\)" (1 "_"))
      )))
 
 (defun prolog-mode-variables ()
diff --git a/lisp/progmodes/vera-mode.el b/lisp/progmodes/vera-mode.el
index f34b21e..21d3db9 100644
--- a/lisp/progmodes/vera-mode.el
+++ b/lisp/progmodes/vera-mode.el
@@ -635,7 +635,7 @@ Adapted from 
`font-lock-match-c-style-declaration-item-and-skip-to-next'."
    (list (concat "^\\s-*" vera-rvm-types-regexp "\\s-*\\(\\[[^]]+\\]\\s-+\\)?")
         '(vera-font-lock-match-item nil nil (1 font-lock-variable-name-face)))
    ;; highlight numbers
-   '("\\([0-9]*'[bdoh][0-9a-fA-FxXzZ_]+\\)" 1 vera-font-lock-number)
+   '("\\([0-9]*'[bdoh][[:xdigit:]xXzZ_]+\\)" 1 vera-font-lock-number)
    ;; highlight filenames in #include directives
    '("^#\\s-*include\\s-*\\(<[^>\"\n]*>?\\)"
      1 font-lock-string-face)
diff --git a/lisp/progmodes/verilog-mode.el b/lisp/progmodes/verilog-mode.el
index 8ddd262..4295f2e 100644
--- a/lisp/progmodes/verilog-mode.el
+++ b/lisp/progmodes/verilog-mode.el
@@ -2762,7 +2762,7 @@ find the errors."
    
"\\s-*\\(\\<\\(reg\\|wire\\)\\>\\s-*\\)?\\(\\<\\(un\\)?signed\\>\\s-*\\)?\\(" 
verilog-range-re "\\)?"))
 (defconst verilog-macroexp-re "`\\sw+")
 
-(defconst verilog-delay-re 
"#\\s-*\\(\\([0-9_]+\\('s?[hdxbo][0-9a-fA-F_xz]+\\)?\\)\\|\\(([^()]*)\\)\\|\\(\\sw+\\)\\)")
+(defconst verilog-delay-re 
"#\\s-*\\(\\([0-9_]+\\('s?[hdxbo][[:xdigit:]_xz]+\\)?\\)\\|\\(([^()]*)\\)\\|\\(\\sw+\\)\\)")
 (defconst verilog-declaration-re-2-no-macro
   (concat "\\s-*" verilog-declaration-re
           "\\s-*\\(\\(" verilog-optional-signed-range-re "\\)\\|\\(" 
verilog-delay-re "\\)"
@@ -3292,7 +3292,7 @@ See also `verilog-font-lock-extra-types'.")
                                                       
'font-lock-preprocessor-face
                                                     'font-lock-type-face))
                 ;; Fontify delays/numbers
-                '("\\(@\\)\\|\\([ 
\t\n\f\r]#\\s-*\\(\\([0-9_.]+\\('s?[hdxbo][0-9a-fA-F_xz]*\\)?\\)\\|\\(([^()]+)\\|\\sw+\\)\\)\\)"
+                '("\\(@\\)\\|\\([ 
\t\n\f\r]#\\s-*\\(\\([0-9_.]+\\('s?[hdxbo][[:xdigit:]_xz]*\\)?\\)\\|\\(([^()]+)\\|\\sw+\\)\\)\\)"
                   0 font-lock-type-face append)
      ;; Fontify property/sequence cycle delays - these start with '##'
      '("\\(##\\(\\sw+\\|\\[[^]]+\\]\\)\\)"
@@ -9182,7 +9182,7 @@ TEMP-NEXT is true to ignore next token, fake from inside 
case statement."
              (setq end-else-check t))
            (forward-char 1))
           ((equal keywd "'")
-           (cond ((looking-at "'[sS]?[hdxboHDXBO]?[ \t]*[0-9a-fA-F_xzXZ?]+")
+           (cond ((looking-at "'[sS]?[hdxboHDXBO]?[ \t]*[[:xdigit:]_xzXZ?]+")
                    (goto-char (match-end 0)))
                   ((looking-at "'{")
                    (forward-char 2)
@@ -9872,7 +9872,7 @@ Allows version control to check out the file if need be."
   "Return true if SYMBOL is number-like."
   (or (string-match "^[0-9 \t:]+$" symbol)
       (string-match "^[---]*[0-9]+$" symbol)
-      (string-match "^[0-9 \t]+'s?[hdxbo][0-9a-fA-F_xz? \t]*$" symbol)))
+      (string-match "^[0-9 \t]+'s?[hdxbo][[:xdigit:]_xz? \t]*$" symbol)))
 
 (defun verilog-symbol-detick (symbol wing-it)
   "Return an expanded SYMBOL name without any defines.
diff --git a/lisp/textmodes/css-mode.el b/lisp/textmodes/css-mode.el
index 5d5d787..b0653bc 100644
--- a/lisp/textmodes/css-mode.el
+++ b/lisp/textmodes/css-mode.el
@@ -873,7 +873,7 @@ cannot be completed sensibly: `custom-ident',
    (css--uri-re (1 "|") (2 "|"))))
 
 (defconst css-escapes-re
-  "\\\\\\(?:[^\000-\037\177]\\|[0-9a-fA-F]+[ \n\t\r\f]?\\)")
+  "\\\\\\(?:[^\000-\037\177]\\|[[:xdigit:]]+[ \n\t\r\f]?\\)")
 (defconst css-nmchar-re (concat "\\(?:[-[:alnum:]]\\|" css-escapes-re "\\)"))
 (defconst css-nmstart-re (concat "\\(?:[[:alpha:]]\\|" css-escapes-re "\\)"))
 (defconst css-ident-re ;; (concat css-nmstart-re css-nmchar-re "*")
@@ -1079,10 +1079,10 @@ This recognizes CSS-color-4 extensions."
    (regexp-opt (mapcar #'car css--color-map) 'symbols)
    "\\|"
    ;; Short hex.  css-color-4 adds alpha.
-   "\\(#[0-9a-fA-F]\\{3,4\\}\\b\\)"
+   "\\(#[[:xdigit:]]\\{3,4\\}\\b\\)"
    "\\|"
    ;; Long hex.  css-color-4 adds alpha.
-   "\\(#\\(?:[0-9a-fA-F][0-9a-fA-F]\\)\\{3,4\\}\\b\\)"
+   "\\(#\\(?:[[:xdigit:]][[:xdigit:]]\\)\\{3,4\\}\\b\\)"
    "\\|"
    ;; RGB.
    "\\(\\_<rgba?(\\)"
diff --git a/lisp/textmodes/sgml-mode.el b/lisp/textmodes/sgml-mode.el
index aa00024..d821003 100644
--- a/lisp/textmodes/sgml-mode.el
+++ b/lisp/textmodes/sgml-mode.el
@@ -1302,7 +1302,7 @@ With prefix argument UNQUOTEP, unquote the region.  All 
numeric entities,
     (if unquotep
        ;; FIXME: We should unquote other named character references as well.
        (while (re-search-forward
-               
"\\(&\\(amp\\|quot\\|lt\\|gt\\|#\\([0-9]+\\|[xX][0-9a-fA-F]+\\)\\)\\)\\([][<>&;\n\t
 \"%!'(),/=?]\\|$\\)"
+               
"\\(&\\(amp\\|quot\\|lt\\|gt\\|#\\([0-9]+\\|[xX][[:xdigit:]]+\\)\\)\\)\\([][<>&;\n\t
 \"%!'(),/=?]\\|$\\)"
                nil t)
           (replace-match
            (string
diff --git a/lisp/version.el b/lisp/version.el
index d13d8c3..b9e2e50 100644
--- a/lisp/version.el
+++ b/lisp/version.el
@@ -120,7 +120,7 @@ or if we could not determine the revision.")
               (with-demoted-errors "Error running git rev-parse: %S"
                 (call-process "git" nil '(t nil) nil "rev-parse" "HEAD")))
           (progn (goto-char (point-min))
-                 (looking-at "[0-9a-fA-F]\\{40\\}"))
+                 (looking-at "[[:xdigit:]]\\{40\\}"))
           (match-string 0)))))
 
 (defun emacs-repository-get-version (&optional dir external)
diff --git a/lisp/xml.el b/lisp/xml.el
index 09ec72f..833eb8a 100644
--- a/lisp/xml.el
+++ b/lisp/xml.el
@@ -194,13 +194,13 @@ See also `xml-get-attribute-or-nil'."
 ;; [8] Nmtokens ::= Nmtoken (#x20 Nmtoken)*
 (defconst xml-nmtokens-re (concat xml-nmtoken-re "\\(?: " xml-name-re "\\)*"))
 
-;; [66] CharRef ::= '&#' [0-9]+ ';' | '&#x' [0-9a-fA-F]+ ';'
-(defconst xml-char-ref-re  "\\(?:&#[0-9]+;\\|&#x[0-9a-fA-F]+;\\)")
+;; [66] CharRef ::= '&#' [0-9]+ ';' | '&#x' [[:xdigit:]]+ ';'
+(defconst xml-char-ref-re  "\\(?:&#[0-9]+;\\|&#x[[:xdigit:]]+;\\)")
 
 ;; [68] EntityRef   ::= '&' Name ';'
 (defconst xml-entity-ref (concat "&" xml-name-re ";"))
 
-(defconst xml-entity-or-char-ref-re (concat 
"&\\(?:#\\(x\\)?\\([0-9a-fA-F]+\\)\\|\\("
+(defconst xml-entity-or-char-ref-re (concat 
"&\\(?:#\\(x\\)?\\([[:xdigit:]]+\\)\\|\\("
                                            xml-name-re "\\)\\);"))
 
 ;; [69] PEReference ::= '%' Name ';'
@@ -889,7 +889,7 @@ This follows the rule [28] in the XML specifications."
 The replacement text is obtained by replacing character
 references and parameter-entity references."
   (let ((ref-re (eval-when-compile
-                 (concat "\\(?:&#\\([0-9]+\\)\\|&#x\\([0-9a-fA-F]+\\)\\|%\\("
+                 (concat "\\(?:&#\\([0-9]+\\)\\|&#x\\([[:xdigit:]]+\\)\\|%\\("
                          xml-name-re "\\)\\);")))
        children)
     (while (string-match ref-re string)
diff --git a/test/src/emacs-module-tests.el b/test/src/emacs-module-tests.el
index 5349de0..96a604f 100644
--- a/test/src/emacs-module-tests.el
+++ b/test/src/emacs-module-tests.el
@@ -60,7 +60,7 @@
     (should (eq 0
                 (string-match
                  (concat "#<module function "
-                         "\\(at \\(0x\\)?[0-9a-fA-F]+\\( from .*\\)?"
+                         "\\(at \\(0x\\)?[[:xdigit:]]+\\( from .*\\)?"
                          "\\|Fmod_test_sum from .*\\)>")
                  (prin1-to-string (nth 1 descr)))))
     (should (= (nth 2 descr) 3)))



reply via email to

[Prev in Thread] Current Thread [Next in Thread]