Get rid of freeze (now its own directory).
Added some new demos. Fixed a few others.
diff --git a/Tools/scripts/sum5.py b/Tools/scripts/sum5.py
new file mode 100755
index 0000000..fdb83fa
--- /dev/null
+++ b/Tools/scripts/sum5.py
@@ -0,0 +1,97 @@
+#! /usr/local/bin/python
+
+# print md5 checksum for files
+
+bufsize = 8096
+fnfilter = None
+rmode = 'r'
+
+usage = """
+usage: sum5 [-b] [-t] [-l] [-s bufsize] [file ...]
+-b : read files in binary mode
+-t : read files in text mode (default)
+-l : print last pathname component only
+-s bufsize: read buffer size (default %d)
+file ... : files to sum; '-' or no files means stdin
+""" % bufsize
+
+import sys
+import string
+import os
+import md5
+import regsub
+
+StringType = type('')
+FileType = type(sys.stdin)
+
+def sum(*files):
+ sts = 0
+ if files and type(files[-1]) == FileType:
+ out, files = files[-1], files[:-1]
+ else:
+ out = sys.stdout
+ if len(files) == 1 and type(files[0]) != StringType:
+ files = files[0]
+ for f in files:
+ if type(f) == StringType:
+ if f == '-':
+ sts = printsumfp(sys.stdin, '<stdin>', out) or sts
+ else:
+ sts = printsum(f, out) or sts
+ else:
+ sts = sum(f, out) or sts
+ return sts
+
+def printsum(file, out = sys.stdout):
+ try:
+ fp = open(file, rmode)
+ except IOError, msg:
+ sys.stderr.write('%s: Can\'t open: %s\n' % (file, msg))
+ return 1
+ if fnfilter:
+ file = fnfilter(file)
+ sts = printsumfp(fp, file, out)
+ fp.close()
+ return sts
+
+def printsumfp(fp, file, out = sys.stdout):
+ m = md5.md5()
+ try:
+ while 1:
+ data = fp.read(bufsize)
+ if not data: break
+ m.update(data)
+ except IOError, msg:
+ sys.stderr.write('%s: I/O error: %s\n' % (file, msg))
+ return 1
+ out.write('%s %s\n' % (hexify(m.digest()), file))
+ return 0
+
+def hexify(s):
+ res = ''
+ for c in s:
+ res = res + '%02x' % ord(c)
+ return res
+
+def main(args = sys.argv[1:], out = sys.stdout):
+ global fnfilter, rmode, bufsize
+ import getopt
+ try:
+ opts, args = getopt.getopt(args, 'blts:')
+ except getopt.error, msg:
+ sys.stderr.write('%s: %s\n%s' % (sys.argv[0], msg, usage))
+ return 2
+ for o, a in opts:
+ if o == '-l':
+ fnfilter = os.path.basename
+ if o == '-b':
+ rmode = 'rb'
+ if o == '-t':
+ rmode = 'r'
+ if o == '-s':
+ bufsize = string.atoi(a)
+ if not args: args = ['-']
+ return sum(args, out)
+
+if __name__ == '__main__' or __name__ == sys.argv[0]:
+ sys.exit(main(sys.argv[1:], sys.stdout))