el/dot-emacs.el: Approximately cromulent `git-grep' command.
[profile] / el / dot-emacs.el
index d594b17..4601e23 100644 (file)
@@ -190,6 +190,29 @@ fringes is not taken out of the allowance for WIDTH, unlike
       (other-window 1))
     (select-window win)))
 
+;; Don't raise windows unless I say so.
+
+(defvar mdw-inhibit-raise-frame nil
+  "*Whether `raise-frame' should do nothing when the frame is mapped.")
+
+(defadvice raise-frame
+    (around mdw-inhibit (&optional frame) activate compile)
+  "Don't actually do anything if `mdw-inhibit-raise-frame' is true, and the
+frame is actually mapped on the screen."
+  (if mdw-inhibit-raise-frame
+      (make-frame-visible frame)
+    ad-do-it))
+
+(defmacro mdw-advise-to-inhibit-raise-frame (function)
+  "Advise the FUNCTION not to raise frames, even if it wants to."
+  `(defadvice ,function
+       (around mdw-inhibit-raise (&rest hunoz) activate compile)
+     "Don't raise the window unless you have to."
+     (let ((mdw-inhibit-raise-frame t))
+       ad-do-it)))
+
+(mdw-advise-to-inhibit-raise-frame select-frame-set-input-focus)
+
 ;; Transient mark mode hacks.
 
 (defadvice exchange-point-and-mark
@@ -298,6 +321,43 @@ Evil key bindings are defined in `mdw-evil-keymap-keys'."
       org-export-docbook-xslt-stylesheet
       "/usr/share/xml/docbook/stylesheet/docbook-xsl/fo/docbook.xsl")
 
+;; Some hacks to do with window placement.
+
+(defun mdw-clobber-other-windows-showing-buffer (buffer-or-name)
+  "Arrange that no windows on other frames are showing BUFFER-OR-NAME."
+  (interactive "bBuffer: ")
+  (let ((home-frame (selected-frame))
+       (buffer (get-buffer buffer-or-name))
+       (safe-buffer (get-buffer "*scratch*")))
+    (mapc (lambda (frame)
+           (or (eq frame home-frame)
+               (mapc (lambda (window)
+                       (and (eq (window-buffer window) buffer)
+                            (set-window-buffer window safe-buffer)))
+                     (window-list frame))))
+         (frame-list))))
+
+(defvar mdw-inhibit-walk-windows nil
+  "If non-nil, then `walk-windows' does nothing.
+This is used by advice on `switch-to-buffer-other-frame' to inhibit finding
+buffers in random frames.")
+
+(defadvice walk-windows (around mdw-inhibit activate)
+  "If `mdw-inhibit-walk-windows' is non-nil, then do nothing."
+  (and (not mdw-inhibit-walk-windows)
+       ad-do-it))
+
+(defadvice switch-to-buffer-other-frame
+    (around mdw-always-new-frame activate)
+  "Always make a new frame.
+Even if an existing window in some random frame looks tempting."
+  (let ((mdw-inhibit-walk-windows t)) ad-do-it))
+
+(defadvice display-buffer (before mdw-inhibit-other-frames activate)
+  "Don't try to do anything fancy with other frames.
+Pretend they don't exist.  They might be on other display devices."
+  (ad-set-arg 2 nil))
+
 ;;;--------------------------------------------------------------------------
 ;;; Mail and news hacking.
 
@@ -550,10 +610,10 @@ If NEW-SESSION-P, start a new session."
        (select-window window)))))
 
 (defvar mdw-good-url-browsers
-  '(browse-url-generic
+  '(browse-url-mozilla
+    browse-url-generic
     (w3m . mdw-w3m-browse-url)
-    browse-url-w3
-    browse-url-mozilla)
+    browse-url-w3)
   "List of good browsers for mdw-good-url-browsers.
 Each item is a browser function name, or a cons (CHECK . FUNC).
 A symbol FOO stands for (FOO . FOO).")
@@ -842,6 +902,13 @@ doesn't match any of the regular expressions in
   (((type tty) (class color)) :background "blue")
   (((type tty) (class mono)) :inverse-video t)
   (t :background "grey30"))
+(mdw-define-face match
+  (((type tty) (class color)) :background "blue")
+  (((type tty) (class mono)) :inverse-video t)
+  (t :background "blue"))
+(mdw-define-face mc/cursor-face
+  (((type tty) (class mono)) :inverse-video t)
+  (t :background "red"))
 (mdw-define-face minibuffer-prompt
   (t :weight bold))
 (mdw-define-face mode-line
@@ -852,6 +919,9 @@ doesn't match any of the regular expressions in
   (((class color)) :foreground "yellow" :background "blue"
                   :box (:line-width 1 :style released-button))
   (t :inverse-video t))
+(mdw-define-face nobreak-space
+  (((type tty)))
+  (t :inherit escape-glyph :underline t))
 (mdw-define-face scroll-bar
   (t :foreground "black" :background "lightgrey"))
 (mdw-define-face fringe
@@ -891,6 +961,7 @@ doesn't match any of the regular expressions in
   (((type tty)) :foreground "yellow") (t :foreground "burlywood2"))
 (mdw-define-face mdw-number-face
   (t :foreground "yellow"))
+(mdw-define-face mdw-trivial-face)
 (mdw-define-face font-lock-function-name-face
   (t :slant italic))
 (mdw-define-face font-lock-keyword-face
@@ -982,6 +1053,18 @@ doesn't match any of the regular expressions in
 (mdw-define-face magit-item-highlight
   (((type tty)) :background "blue")
   (t :background "DarkSeaGreen4"))
+(mdw-define-face magit-log-head-label-remote
+  (((type tty)) :background "cyan" :foreground "green")
+  (t :background "grey11" :foreground "DarkSeaGreen2" :box t))
+(mdw-define-face magit-log-head-label-local
+  (((type tty)) :background "cyan" :foreground "yellow")
+  (t :background "grey11" :foreground "LightSkyBlue1" :box t))
+(mdw-define-face magit-log-head-label-tags
+  (((type tty)) :background "red" :foreground "yellow")
+  (t :background "LemonChiffon1" :foreground "goldenrod4" :box t))
+(mdw-define-face magit-log-graph
+  (((type tty)) :foreground "magenta")
+  (t :foreground "grey80"))
 
 (mdw-define-face erc-input-face
   (t :foreground "red"))
@@ -1158,7 +1241,6 @@ doesn't match any of the regular expressions in
                      "explicit"        ;C++
                      "export"          ;C++
                      "extern"          ;K&R, C89
-                     "false"           ;C++, C9X macro
                      "float"           ;K&R, C89
                      "for"             ;K&R, C89
                      ;; "fortran"      ;K&R
@@ -1190,9 +1272,7 @@ doesn't match any of the regular expressions in
                      "struct"           ;K&R, C89
                      "switch"           ;K&R, C89
                      "template"         ;C++
-                     "this"             ;C++
                      "throw"            ;C++
-                     "true"             ;C++, C9X macro
                      "try"              ;C++
                      "this"             ;C++
                      "typedef"          ;C89
@@ -1227,6 +1307,11 @@ doesn't match any of the regular expressions in
                      "__typeof__"       ;GCC
                      "__volatile__"     ;GCC
                      ))
+       (c-constants
+        (mdw-regexps "false"           ;C++, C9X macro
+                     "this"             ;C++
+                     "true"             ;C++, C9X macro
+                     ))
        (preprocessor-keywords
         (mdw-regexps "assert" "define" "elif" "else" "endif" "error"
                      "ident" "if" "ifdef" "ifndef" "import" "include"
@@ -1258,6 +1343,9 @@ doesn't match any of the regular expressions in
           (list (concat "\\<\\(" c-keywords "\\)\\>")
                 '(0 font-lock-keyword-face))
 
+          (list (concat "\\<\\(" c-constants "\\)\\>")
+                '(0 font-lock-variable-name-face))
+
           ;; Handle numbers too.
           ;;
           ;; This looks strange, I know.  It corresponds to the
@@ -1362,11 +1450,11 @@ doesn't match any of the regular expressions in
                      "for" "goto" "if" "implements" "import" "instanceof"
                      "int" "interface" "long" "native" "new" "package"
                      "private" "protected" "public" "return" "short"
-                     "static" "super" "switch" "synchronized" "this"
-                     "throw" "throws" "transient" "try" "void" "volatile"
-                     "while"
+                     "static" "switch" "synchronized" "throw" "throws"
+                     "transient" "try" "void" "volatile" "while"))
 
-                     "false" "null" "true")))
+       (java-constants
+        (mdw-regexps "false" "null" "super" "this" "true")))
 
     (setq font-lock-keywords
          (list
@@ -1375,6 +1463,10 @@ doesn't match any of the regular expressions in
           (list (concat "\\<\\(" java-keywords "\\)\\>")
                 '(0 font-lock-keyword-face))
 
+          ;; Handle the magic constants defined above.
+          (list (concat "\\<\\(" java-constants "\\)\\>")
+                '(0 font-lock-variable-name-face))
+
           ;; Handle numbers too.
           ;;
           ;; The following isn't quite right, but it's close enough.
@@ -1452,6 +1544,81 @@ doesn't match any of the regular expressions in
   (mdw-post-config-mode-hack))
 
 ;;;--------------------------------------------------------------------------
+;;; Scala programming configuration.
+
+(defun mdw-fontify-scala ()
+
+  ;; Comment filling.
+  (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
+
+  ;; Define things to be fontified.
+  (make-local-variable 'font-lock-keywords)
+  (let ((scala-keywords
+        (mdw-regexps "abstract" "case" "catch" "class" "def" "do" "else"
+                     "extends" "final" "finally" "for" "forSome" "if"
+                     "implicit" "import" "lazy" "match" "new" "object"
+                     "override" "package" "private" "protected" "return"
+                     "sealed" "throw" "trait" "try" "type" "val"
+                     "var" "while" "with" "yield"))
+       (scala-constants
+        (mdw-regexps "false" "null" "super" "this" "true"))
+       (punctuation "[-!%^&*=+:@#~/?\\|`]"))
+
+    (setq font-lock-keywords
+         (list
+
+          ;; Magical identifiers between backticks.
+          (list (concat "`\\([^`]+\\)`")
+                '(1 font-lock-variable-name-face))
+
+          ;; Handle the keywords defined above.
+          (list (concat "\\_<\\(" scala-keywords "\\)\\_>")
+                '(0 font-lock-keyword-face))
+
+          ;; Handle the constants defined above.
+          (list (concat "\\_<\\(" scala-constants "\\)\\_>")
+                '(0 font-lock-variable-name-face))
+
+          ;; Magical identifiers between backticks.
+          (list (concat "`\\([^`]+\\)`")
+                '(1 font-lock-variable-name-face))
+
+          ;; Handle numbers too.
+          ;;
+          ;; As usual, not quite right.
+          (list (concat "\\_<\\("
+                        "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
+                        "[0-9]+\\(\\.[0-9]*\\|\\)"
+                        "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
+                        "[lLfFdD]?")
+                '(0 mdw-number-face))
+
+          ;; Identifiers with trailing operators.
+          (list (concat "_\\(" punctuation "\\)+")
+                '(0 mdw-trivial-face))
+
+          ;; And everything else is punctuation.
+          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
+                '(0 mdw-punct-face)))
+
+         font-lock-syntactic-keywords
+         (list
+
+          ;; Single quotes around characters.  But not when used to quote
+          ;; symbol names.  Ugh.
+          (list (concat "\\('\\)"
+                        "\\(" "."
+                        "\\|" "\\\\" "\\(" "\\\\\\\\" "\\)*"
+                              "u+" "[0-9a-fA-F]\\{4\\}"
+                        "\\|" "\\\\" "[0-7]\\{1,3\\}"
+                        "\\|" "\\\\" "." "\\)"
+                        "\\('\\)")
+                '(1 "\"")
+                '(4 "\"")))))
+
+  (mdw-post-config-mode-hack))
+
+;;;--------------------------------------------------------------------------
 ;;; C# programming configuration.
 
 ;; Make indentation nice.
@@ -1480,22 +1647,22 @@ doesn't match any of the regular expressions in
   ;; Now define things to be fontified.
   (make-local-variable 'font-lock-keywords)
   (let ((csharp-keywords
-        (mdw-regexps "abstract" "as" "base" "bool" "break"
-                     "byte" "case" "catch" "char" "checked"
-                     "class" "const" "continue" "decimal" "default"
-                     "delegate" "do" "double" "else" "enum"
-                     "event" "explicit" "extern" "false" "finally"
-                     "fixed" "float" "for" "foreach" "goto"
-                     "if" "implicit" "in" "int" "interface"
-                     "internal" "is" "lock" "long" "namespace"
-                     "new" "null" "object" "operator" "out"
-                     "override" "params" "private" "protected" "public"
-                     "readonly" "ref" "return" "sbyte" "sealed"
-                     "short" "sizeof" "stackalloc" "static" "string"
-                     "struct" "switch" "this" "throw" "true"
-                     "try" "typeof" "uint" "ulong" "unchecked"
-                     "unsafe" "ushort" "using" "virtual" "void"
-                     "volatile" "while" "yield")))
+        (mdw-regexps "abstract" "as" "bool" "break" "byte" "case" "catch"
+                     "char" "checked" "class" "const" "continue" "decimal"
+                     "default" "delegate" "do" "double" "else" "enum"
+                     "event" "explicit" "extern" "finally" "fixed" "float"
+                     "for" "foreach" "goto" "if" "implicit" "in" "int"
+                     "interface" "internal" "is" "lock" "long" "namespace"
+                     "new" "object" "operator" "out" "override" "params"
+                     "private" "protected" "public" "readonly" "ref"
+                     "return" "sbyte" "sealed" "short" "sizeof"
+                     "stackalloc" "static" "string" "struct" "switch"
+                     "throw" "try" "typeof" "uint" "ulong" "unchecked"
+                     "unsafe" "ushort" "using" "virtual" "void" "volatile"
+                     "while" "yield"))
+
+       (csharp-constants
+        (mdw-regexps "base" "false" "null" "this" "true")))
 
     (setq font-lock-keywords
          (list
@@ -1504,6 +1671,10 @@ doesn't match any of the regular expressions in
           (list (concat "\\<\\(" csharp-keywords "\\)\\>")
                 '(0 font-lock-keyword-face))
 
+          ;; Handle the magic constants defined above.
+          (list (concat "\\<\\(" csharp-constants "\\)\\>")
+                '(0 font-lock-variable-name-face))
+
           ;; Handle numbers too.
           ;;
           ;; The following isn't quite right, but it's close enough.
@@ -1524,6 +1695,127 @@ doesn't match any of the regular expressions in
   "Major mode for editing C# code.")
 
 ;;;--------------------------------------------------------------------------
+;;; F# programming configuration.
+
+(setq fsharp-indent-offset 2)
+
+(defun mdw-fontify-fsharp ()
+
+  (let ((punct "=<>+-*/|&%!@?"))
+    (do ((i 0 (1+ i)))
+       ((>= i (length punct)))
+      (modify-syntax-entry (aref punct i) ".")))
+
+  (modify-syntax-entry ?_ "_")
+  (modify-syntax-entry ?( "(")
+  (modify-syntax-entry ?) ")")
+
+  (setq indent-tabs-mode nil)
+
+  (let ((fsharp-keywords
+        (mdw-regexps "abstract" "and" "as" "assert" "atomic"
+                     "begin" "break"
+                     "checked" "class" "component" "const" "constraint"
+                     "constructor" "continue"
+                     "default" "delegate" "do" "done" "downcast" "downto"
+                     "eager" "elif" "else" "end" "exception" "extern"
+                     "finally" "fixed" "for" "fori" "fun" "function"
+                     "functor"
+                     "global"
+                     "if" "in" "include" "inherit" "inline" "interface"
+                     "internal"
+                     "lazy" "let"
+                     "match" "measure" "member" "method" "mixin" "module"
+                     "mutable"
+                     "namespace" "new"
+                     "object" "of" "open" "or" "override"
+                     "parallel" "params" "private" "process" "protected"
+                     "public" "pure"
+                     "rec" "recursive" "return"
+                     "sealed" "sig" "static" "struct"
+                     "tailcall" "then" "to" "trait" "try" "type"
+                     "upcast" "use"
+                     "val" "virtual" "void" "volatile"
+                     "when" "while" "with"
+                     "yield"))
+
+       (fsharp-builtins
+        (mdw-regexps "asr" "land" "lor" "lsl" "lsr" "lxor" "mod"
+                     "base" "false" "null" "true"))
+
+       (bang-keywords
+        (mdw-regexps "do" "let" "return" "use" "yield"))
+
+       (preprocessor-keywords
+        (mdw-regexps "if" "indent" "else" "endif")))
+
+    (setq font-lock-keywords
+         (list (list (concat "\\(^\\|[^\"]\\)"
+                             "\\(" "(\\*"
+                                   "[^*]*\\*+"
+                                   "\\(" "[^)*]" "[^*]*" "\\*+" "\\)*"
+                                   ")"
+                             "\\|"
+                                   "//.*"
+                             "\\)")
+                     '(2 font-lock-comment-face))
+
+               (list (concat "'" "\\("
+                                   "\\\\"
+                                   "\\(" "[ntbr'\\]"
+                                   "\\|" "[0-9][0-9][0-9]"
+                                   "\\|" "u" "[0-9a-fA-F]\\{4\\}"
+                                   "\\|" "U" "[0-9a-fA-F]\\{8\\}"
+                                   "\\)"
+                                 "\\|"
+                                 "." "\\)" "'"
+                             "\\|"
+                             "\"" "[^\"\\]*"
+                                   "\\(" "\\\\" "\\(.\\|\n\\)"
+                                         "[^\"\\]*" "\\)*"
+                             "\\(\"\\|\\'\\)")
+                     '(0 font-lock-string-face))
+
+               (list (concat "\\_<\\(" bang-keywords "\\)!" "\\|"
+                             "^#[ \t]*\\(" preprocessor-keywords "\\)\\_>"
+                             "\\|"
+                             "\\_<\\(" fsharp-keywords "\\)\\_>")
+                     '(0 font-lock-keyword-face))
+               (list (concat "\\<\\(" fsharp-builtins "\\)\\_>")
+                     '(0 font-lock-variable-name-face))
+
+               (list (concat "\\_<"
+                             "\\(" "0[bB][01]+" "\\|"
+                                   "0[oO][0-7]+" "\\|"
+                                   "0[xX][0-9a-fA-F]+" "\\)"
+                             "\\(" "lf\\|LF" "\\|"
+                                   "[uU]?[ysnlL]?" "\\)"
+                             "\\|"
+                             "\\_<"
+                             "[0-9]+" "\\("
+                               "[mMQRZING]"
+                               "\\|"
+                               "\\(\\.[0-9]*\\)?"
+                               "\\([eE][-+]?[0-9]+\\)?"
+                               "[fFmM]?"
+                               "\\|"
+                               "[uU]?[ysnlL]?"
+                             "\\)")
+                     '(0 mdw-number-face))
+
+               (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
+                     '(0 mdw-punct-face)))))
+
+  (mdw-post-config-mode-hack))
+
+(defun mdw-fontify-inferior-fsharp ()
+  (mdw-fontify-fsharp)
+  (setq font-lock-keywords
+       (append (list (list "^[#-]" '(0 font-lock-comment-face))
+                     (list "^>" '(0 font-lock-keyword-face)))
+               font-lock-keywords)))
+
+;;;--------------------------------------------------------------------------
 ;;; Go programming configuration.
 
 (defun mdw-fontify-go ()
@@ -1534,7 +1826,16 @@ doesn't match any of the regular expressions in
                      "default" "defer" "else" "fallthrough" "for"
                      "func" "go" "goto" "if" "import"
                      "interface" "map" "package" "range" "return"
-                     "select" "struct" "switch" "type" "var")))
+                     "select" "struct" "switch" "type" "var"))
+       (go-intrinsics
+        (mdw-regexps "bool" "byte" "complex64" "complex128" "error"
+                     "float32" "float64" "int" "uint8" "int16" "int32"
+                     "int64" "rune" "string" "uint" "uint8" "uint16"
+                     "uint32" "uint64" "uintptr" "void"
+                     "false" "iota" "nil" "true"
+                     "init" "main"
+                     "append" "cap" "copy" "delete" "imag" "len" "make"
+                     "new" "panic" "real" "recover")))
 
     (setq font-lock-keywords
          (list
@@ -1542,6 +1843,26 @@ doesn't match any of the regular expressions in
           ;; Handle the keywords defined above.
           (list (concat "\\<\\(" go-keywords "\\)\\>")
                 '(0 font-lock-keyword-face))
+          (list (concat "\\<\\(" go-intrinsics "\\)\\>")
+                '(0 font-lock-variable-name-face))
+
+          ;; Strings and characters.
+          (list (concat "'"
+                        "\\(" "[^\\']" "\\|"
+                              "\\\\"
+                              "\\(" "[abfnrtv\\'\"]" "\\|"
+                                    "[0-7]\\{3\\}" "\\|"
+                                    "x" "[0-9A-Fa-f]\\{2\\}" "\\|"
+                                    "u" "[0-9A-Fa-f]\\{4\\}" "\\|"
+                                    "U" "[0-9A-Fa-f]\\{8\\}" "\\)" "\\)"
+                        "'"
+                        "\\|"
+                        "\""
+                        "\\(" "[^\n\\\"]+" "\\|" "\\\\." "\\)*"
+                        "\\(\"\\|$\\)"
+                        "\\|"
+                        "`" "[^`]+" "`")
+                '(0 font-lock-string-face))
 
           ;; Handle numbers too.
           ;;
@@ -1623,7 +1944,6 @@ doesn't match any of the regular expressions in
 
 ;; Perl indentation style.
 
-(fset 'perl-mode 'cperl-mode)
 (setq cperl-indent-level 2)
 (setq cperl-continued-statement-offset 2)
 (setq cperl-continued-brace-offset 0)
@@ -1943,11 +2263,11 @@ strip numbers instead."
                          "t" "f")))
     (setq font-lock-keywords
          (list (list (concat "\\<\\(" dylan-keywords
-                             "\\|" (concat "with\\(out\\)?-" word)
-                             "\\|" (concat word ":")
+                             "\\|" "with\\(out\\)?-" word
                              "\\)\\>")
                      '(0 font-lock-keyword-face))
-               (list (concat "#\\(" sharp-keywords "\\)\\>")
+               (list (concat "\\<" word ":" "\\|"
+                             "#\\(" sharp-keywords "\\)\\>")
                      '(0 font-lock-variable-name-face))
                (list (concat "\\("
                              "\\([-+]\\|\\<\\)[0-9]+" "\\("
@@ -2145,32 +2465,73 @@ strip numbers instead."
 (defun mdw-fontify-haskell ()
 
   ;; Fiddle with syntax table to get comments right.
-  (modify-syntax-entry ?' "\"")
-  (modify-syntax-entry ?- ". 123")
-  (modify-syntax-entry ?{ ". 1b")
-  (modify-syntax-entry ?} ". 4b")
+  (modify-syntax-entry ?' "_")
+  (modify-syntax-entry ?- ". 12")
   (modify-syntax-entry ?\n ">")
 
+  ;; Make punctuation be punctuation
+  (let ((punct "=<>+-*/|&%!@?$.^:#`"))
+    (do ((i 0 (1+ i)))
+       ((>= i (length punct)))
+      (modify-syntax-entry (aref punct i) ".")))
+
   ;; Set fill prefix.
   (mdw-standard-fill-prefix "\\([ \t]*{?--?[ \t]*\\)")
 
   ;; Fiddle with fontification.
   (make-local-variable 'font-lock-keywords)
   (let ((haskell-keywords
-        (mdw-regexps "as" "case" "ccall" "class" "data" "default"
-                     "deriving" "do" "else" "foreign" "hiding" "if"
-                     "import" "in" "infix" "infixl" "infixr" "instance"
-                     "let" "module" "newtype" "of" "qualified" "safe"
-                     "stdcall" "then" "type" "unsafe" "where")))
+        (mdw-regexps "as"
+                     "case" "ccall" "class"
+                     "data" "default" "deriving" "do"
+                     "else" "exists"
+                     "forall" "foreign"
+                     "hiding"
+                     "if" "import" "in" "infix" "infixl" "infixr" "instance"
+                     "let"
+                     "mdo" "module"
+                     "newtype"
+                     "of"
+                     "proc"
+                     "qualified"
+                     "rec"
+                     "safe" "stdcall"
+                     "then" "type"
+                     "unsafe"
+                     "where"))
+       (control-sequences
+        (mdw-regexps "ACK" "BEL" "BS" "CAN" "CR" "DC1" "DC2" "DC3" "DC4"
+                     "DEL" "DLE" "EM" "ENQ" "EOT" "ESC" "ETB" "ETX" "FF"
+                     "FS" "GS" "HT" "LF" "NAK" "NUL" "RS" "SI" "SO" "SOH"
+                     "SP" "STX" "SUB" "SYN" "US" "VT")))
 
     (setq font-lock-keywords
          (list
-          (list "--.*$"
+          (list (concat "{-" "[^-]*" "\\(-+[^-}][^-]*\\)*"
+                             "\\(-+}\\|-*\\'\\)"
+                        "\\|"
+                        "--.*$")
                 '(0 font-lock-comment-face))
-          (list (concat "\\<\\(" haskell-keywords "\\)\\>")
+          (list (concat "\\_<\\(" haskell-keywords "\\)\\_>")
                 '(0 font-lock-keyword-face))
-          (list (concat "\\<0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
-                        "\\<[0-9][0-9_]*\\(\\.[0-9]*\\|\\)"
+          (list (concat "'\\("
+                        "[^\\]"
+                        "\\|"
+                        "\\\\"
+                        "\\(" "[abfnrtv\\\"']" "\\|"
+                              "^" "\\(" control-sequences "\\|"
+                                        "[]A-Z@[\\^_]" "\\)" "\\|"
+                              "\\|"
+                              "[0-9]+" "\\|"
+                              "[oO][0-7]+" "\\|"
+                              "[xX][0-9A-Fa-f]+"
+                        "\\)"
+                        "\\)'")
+                '(0 font-lock-string-face))
+          (list "\\_<[A-Z]\\(\\sw+\\|\\s_+\\)*\\_>"
+                '(0 font-lock-variable-name-face))
+          (list (concat "\\_<0\\([xX][0-9a-fA-F]+\\|[oO][0-7]+\\)\\|"
+                        "\\_<[0-9]+\\(\\.[0-9]*\\|\\)"
                         "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)")
                 '(0 mdw-number-face))
           (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
@@ -2719,9 +3080,26 @@ setting once it's actually been made."
   ;; Not much fontification needed.
   (make-local-variable 'font-lock-keywords)
   (setq font-lock-keywords
-       (list
-        (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
-              '(0 mdw-punct-face))))
+       (list (list (concat "\\("
+                           "\\_<[-+]?"
+                           "\\(" "[0-9]+/[0-9]+"
+                           "\\|" "\\(" "[0-9]+" "\\(\\.[0-9]*\\)?" "\\|"
+                                       "\\.[0-9]+" "\\)"
+                                 "\\([dDeEfFlLsS][-+]?[0-9]+\\)?"
+                           "\\)"
+                           "\\|"
+                           "#"
+                           "\\(" "x" "[-+]?"
+                                 "[0-9A-Fa-f]+" "\\(/[0-9A-Fa-f]+\\)?"
+                           "\\|" "o" "[-+]?" "[0-7]+" "\\(/[0-7]+\\)?"
+                           "\\|" "b" "[-+]?" "[01]+" "\\(/[01]+\\)?"
+                           "\\|" "[0-9]+" "r" "[-+]?"
+                                 "[0-9a-zA-Z]+" "\\(/[0-9a-zA-Z]+\\)?"
+                           "\\)"
+                           "\\)\\_>")
+                   '(0 mdw-number-face))
+             (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
+                   '(0 mdw-punct-face))))
 
   (mdw-post-config-mode-hack))
 
@@ -2732,6 +3110,13 @@ setting once it's actually been made."
        (indent-for-tab-command)))
 
 (defun mdw-setup-m4 ()
+
+  ;; Inexplicably, Emacs doesn't match braces in m4 mode.  This is very
+  ;; annoying: fix it.
+  (modify-syntax-entry ?{ "(")
+  (modify-syntax-entry ?} ")")
+
+  ;; Fill prefix.
   (mdw-standard-fill-prefix "\\([ \t]*\\(?:#+\\|\\<dnl\\>\\)[ \t]*\\)"))
 
 ;;;--------------------------------------------------------------------------
@@ -2808,6 +3193,19 @@ This allows you to pass a list of arguments through `ansi-term'."
   (interactive "sHost: ")
   (ansi-term (list "ssh" host) (format "ssh@%s" host)))
 
+(defvar git-grep-command
+  "env PAGER=cat git grep --no-color -nH -e "
+  "*The default command for \\[git-grep].")
+
+(defvar git-grep-history nil)
+
+(defun git-grep (command-args)
+  "Run `git grep' with user-specified args and collect output in a buffer."
+  (interactive
+   (list (read-shell-command "Run git grep (like this): "
+                            git-grep-command 'git-grep-history)))
+  (grep command-args))
+
 ;;;--------------------------------------------------------------------------
 ;;; Inferior Emacs Lisp.