1 files changed, 52 insertions, 1 deletions
diff --git a/pygments/lexers/other.py b/pygments/lexers/other.py
index 69e4ccb7..5032f0bb 100644
--- a/pygments/lexers/other.py
+++ b/pygments/lexers/other.py
@@ -26,7 +26,7 @@ __all__ = ['SqlLexer', 'MySqlLexer', 'SqliteConsoleLexer', 'BrainfuckLexer',
            'BashSessionLexer', 'ModelicaLexer', 'RebolLexer', 'ABAPLexer',
            'NewspeakLexer', 'GherkinLexer', 'AsymptoteLexer',
            'PostScriptLexer', 'AutohotkeyLexer', 'GoodDataCLLexer',
-           'MaqlLexer', 'ProtoBufLexer', 'HybrisLexer']
+           'MaqlLexer', 'ProtoBufLexer', 'HybrisLexer', 'AwkLexer']
 
 line_re  = re.compile('.*?\n')
 
@@ -2841,3 +2841,54 @@ class HybrisLexer(RegexLexer):
             (r'[a-zA-Z0-9_.]+\*?', Name.Namespace, '#pop')
         ],
     }
+
+class AwkLexer(RegexLexer):
+    """
+    For Awk scripts.
+    """
+
+    name = 'Awk'
+    aliases = ['awk', 'gawk', 'mawk', 'nawk']
+    filenames = ['*.awk']
+    mimetype = ['application/x-awk']
+
+    tokens = {
+        'commentsandwhitespace': [
+            (r'\s+', Text),
+            (r'#.*$', Comment.Single)
+        ],
+        'slashstartsregex': [
+            include('commentsandwhitespace'),
+            (r'/(\\.|[^[/\\\n]|\[(\\.|[^\]\\\n])*])+/'
+             r'\B', String.Regex, '#pop'),
+            (r'(?=/)', Text, ('#pop', 'badregex')),
+            (r'', Text, '#pop')
+        ],
+        'badregex': [
+            ('\n', Text, '#pop')
+        ],
+        'root': [
+            (r'^(?=\s|/)', Text, 'slashstartsregex'),
+            include('commentsandwhitespace'),
+            (r'\+\+|--|\|\||&&|in|\$|!?~|'
+             r'(\*\*|[-<>+*%\^/!=])=?', Operator, 'slashstartsregex'),
+            (r'[{(\[;,]', Punctuation, 'slashstartsregex'),
+            (r'[})\].]', Punctuation),
+            (r'(break|continue|do|while|exit|for|if|'
+             r'return)\b', Keyword, 'slashstartsregex'),
+            (r'function\b', Keyword.Declaration, 'slashstartsregex'),
+            (r'(atan2|cos|exp|int|log|rand|sin|sqrt|srand|gensub|gsub|index|'
+             r'length|match|split|sprintf|sub|substr|tolower|toupper|close|'
+             r'fflush|getline|next|nextfile|print|printf|strftime|systime|'
+             r'delete|system)\b', Keyword.Reserved),
+            (r'(ARGC|ARGIND|ARGV|CONVFMT|ENVIRON|ERRNO|FIELDWIDTHS|FILENAME|FNR|FS|'
+             r'IGNORECASE|NF|NR|OFMT|OFS|ORFS|RLENGTH|RS|RSTART|RT|'
+             r'SUBSEP)\b', Name.Builtin),
+            (r'[$a-zA-Z_][a-zA-Z0-9_]*', Name.Other),
+            (r'[0-9][0-9]*\.[0-9]+([eE][0-9]+)?[fd]?', Number.Float),
+            (r'0x[0-9a-fA-F]+', Number.Hex),
+            (r'[0-9]+', Number.Integer),
+            (r'"(\\\\|\\"|[^"])*"', String.Double),
+            (r"'(\\\\|\\'|[^'])*'", String.Single),
+        ]
+    }