add hg and python

1 files changed, 24 insertions, 0 deletions

diff --git a/sys/src/cmd/python/Tools/scripts/lfcr.py b/sys/src/cmd/python/Tools/scripts/lfcr.py
new file mode 100755
index 000000000..babafae32
--- /dev/null
+++ b/sys/src/cmd/python/Tools/scripts/lfcr.py
@@ -0,0 +1,24 @@
+#! /usr/bin/env python
+
+"Replace LF with CRLF in argument files.  Print names of changed files."
+
+import sys, re, os
+
+def main():
+    for filename in sys.argv[1:]:
+        if os.path.isdir(filename):
+            print filename, "Directory!"
+            continue
+        data = open(filename, "rb").read()
+        if '\0' in data:
+            print filename, "Binary!"
+            continue
+        newdata = re.sub("\r?\n", "\r\n", data)
+        if newdata != data:
+            print filename
+            f = open(filename, "wb")
+            f.write(newdata)
+            f.close()
+
+if __name__ == '__main__':
+    main()