1 files changed, 83 insertions, 0 deletions
diff --git a/util/fixwhite b/util/fixwhite
new file mode 100755
index 000000000..3bc1ff0bc
--- /dev/null
+++ b/util/fixwhite
@@ -0,0 +1,83 @@
+#! /usr/bin/env python
+# Copyright (c) 2006 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Nathan Binkert
+
+import re
+import os
+import sys
+from getopt import getopt, GetoptError
+
+tabs = re.compile(r'^[ \t]+')
+def fixwhite(filename, tabsize):
+    try:
+        f = file(filename, 'r+')
+    except OSError, msg:
+        print 'could not open file %s: %s' % (filename, msg)
+        return
+
+    lines = list(f)
+
+    f.seek(0)
+    f.truncate()
+    
+    for line in lines:
+        if tabs.search(line):
+            newline = ''
+            for i,c in enumerate(line):
+                if c == ' ':
+                    newline += ' '
+                elif c == '\t':
+                    newline += ' ' * (tabsize - len(newline) % tabsize)
+                else:
+                    newline += line[i:]
+                    break
+
+            line = newline
+
+        print >>f, line.rstrip()
+
+if __name__ == '__main__':
+    progname = sys.argv[0]
+
+    def usage(code=None):
+        print >>sys.stderr, '''%s [-t <tabsize>] <filenames>''' % progname
+        if code is not None:
+            sys.exit(code)
+
+    try:
+        opts, args = getopt(sys.argv[1:], '-t:')
+    except GetoptError:
+        usage(2)
+
+    tabsize = 8
+    for opt,arg in opts:
+        if opt == '-t':
+            tabsize = int(arg)
+
+    for filename in args:
+        fixwhite(filename, tabsize)