find-commit:

- refactor git pull code so that it actually works
- preselect only interesting log files with grep before full search
  (searches are now about 100x faster)

git-svn-id: svn+ssh://svn.debian.org/svn/kernel-sec@1646 e094ebfe-e918-0410-adfb-c712417f3574

1 files changed, 13 insertions, 4 deletions

diff --git a/scripts/find-commit b/scripts/find-commit
index 551fd993..698e58a1 100755
--- a/scripts/find-commit
+++ b/scripts/find-commit
@@ -19,6 +19,7 @@
 
 import os
 import sys
+import urllib
 import tempfile
 
 if ( len( sys.argv ) < 2 ):
@@ -56,9 +57,12 @@ os.chdir( gitdir )
 fread = open( './.git/refs/heads/master' , 'r' )
 local_hash = fread.readline().strip( '\n' )
 fread.close()
-pipe = os.popen( 'git ls-remote .' )
-remote_hash = pipe.readline().split()[0]
-pipe.close()
+fread = urllib.urlopen( 'http%s/packed-refs' % giturl[3::] , 'r' )
+split = [ '' , '' ]
+while ( split[1] != 'refs/heads/master' ):
+    split = fread.readline().strip( ' \n' ).split()
+remote_hash = split[0]
+fread.close()
 if ( local_hash != remote_hash ):
     if ( os.system( 'git pull' ) != 0 ):
 	sys.exit( 1 )
@@ -100,7 +104,10 @@ for tag in tags:
 
 # search thru the generated files for text of interest
 foundtext = False
-for fname in fnames:
+pipe = os.popen( 'grep %s %s*' % ( sys.argv[1] , rootname ) )
+pline = pipe.readline()
+while pline:
+    fname = pline.split()[0].rstrip( ':' )
     fread = open( fname , 'r' )
     line = fread.readline()
     while line:
@@ -116,3 +123,5 @@ for fname in fnames:
             foundtext = True
 	line = fread.readline()
     fread.close()
+    pline = pipe.readline()
+pipe.close()