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| author | darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-04-16 22:12:42 +0000 |
|---|---|---|
| committer | darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-04-16 22:12:42 +0000 |
| commit | 4710c53dcad1ebf3755f3efb9e80ac24bd72a9b2 (patch) | |
| tree | 2d17d2388a78082e32f6a97120d707328143543b /AppPkg/Applications/Python/Python-2.7.2/Tools/scripts/rgrep.py | |
| parent | cbc6b5e54599c7391ece99ad3c5313f4dd4ddda6 (diff) | |
| download | edk2-platforms-4710c53dcad1ebf3755f3efb9e80ac24bd72a9b2.tar.xz | |
AppPkg/Applications/Python: Add Python 2.7.2 sources since the release of Python 2.7.3 made them unavailable from the python.org web site.
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution.
Signed-off-by: daryl.mcdaniel@intel.com
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.2/Tools/scripts/rgrep.py')
| -rw-r--r-- | AppPkg/Applications/Python/Python-2.7.2/Tools/scripts/rgrep.py | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.2/Tools/scripts/rgrep.py b/AppPkg/Applications/Python/Python-2.7.2/Tools/scripts/rgrep.py new file mode 100644 index 0000000000..ef06039d7a --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.2/Tools/scripts/rgrep.py @@ -0,0 +1,64 @@ +#! /usr/bin/env python
+
+"""Reverse grep.
+
+Usage: rgrep [-i] pattern file
+"""
+
+import sys
+import re
+import getopt
+
+def main():
+ bufsize = 64*1024
+ reflags = 0
+ opts, args = getopt.getopt(sys.argv[1:], "i")
+ for o, a in opts:
+ if o == '-i':
+ reflags = reflags | re.IGNORECASE
+ if len(args) < 2:
+ usage("not enough arguments")
+ if len(args) > 2:
+ usage("exactly one file argument required")
+ pattern, filename = args
+ try:
+ prog = re.compile(pattern, reflags)
+ except re.error, msg:
+ usage("error in regular expression: %s" % str(msg))
+ try:
+ f = open(filename)
+ except IOError, msg:
+ usage("can't open %s: %s" % (repr(filename), str(msg)), 1)
+ f.seek(0, 2)
+ pos = f.tell()
+ leftover = None
+ while pos > 0:
+ size = min(pos, bufsize)
+ pos = pos - size
+ f.seek(pos)
+ buffer = f.read(size)
+ lines = buffer.split("\n")
+ del buffer
+ if leftover is None:
+ if not lines[-1]:
+ del lines[-1]
+ else:
+ lines[-1] = lines[-1] + leftover
+ if pos > 0:
+ leftover = lines[0]
+ del lines[0]
+ else:
+ leftover = None
+ lines.reverse()
+ for line in lines:
+ if prog.search(line):
+ print line
+
+def usage(msg, code=2):
+ sys.stdout = sys.stderr
+ print msg
+ print __doc__
+ sys.exit(code)
+
+if __name__ == '__main__':
+ main()
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