tor

The Tor anonymity network
git clone https://git.dasho.dev/tor.git
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cov-blame (1171B)

      1 #!/usr/bin/python
      2 
      3 import os
      4 import re
      5 import subprocess
      6 import sys
      7 
      8 def handle_file(source_fname, cov_fname):
      9    
     10    lines_blm = subprocess.Popen(["git", "blame", source_fname], stdout=subprocess.PIPE).stdout.readlines()
     11    lines_cov = open(cov_fname).readlines()
     12 
     13    # XXXX expensive!
     14    while re.match(r'\s*-:\s*0:', lines_cov[0]):
     15       del lines_cov[0]
     16 
     17    if len(lines_blm) != len(lines_cov):
     18       print >>sys.stderr, "MISMATCH IN NUMBER OF LINES in",source_fname
     19 
     20    for b,c in zip(lines_blm, lines_cov):
     21       m = re.match(r'\s*([^\s:]+):', c)
     22       if not m:
     23          print >>sys.stderr, "CONFUSING LINE %r"% c
     24          cov = 'X'
     25       elif m.group(1) == '-':
     26          cov = '-'
     27       elif m.group(1)[0] == '#':
     28          cov = '#'
     29       elif m.group(1)[0].isdigit():
     30          cov = '1'
     31       else:
     32          print >>sys.stderr, "CONFUSING LINE %r"% c
     33          cov = 'X'
     34 
     35       print cov, b,
     36 
     37 COV_DIR = sys.argv[1]
     38 SOURCES = sys.argv[2:]
     39 
     40 for fn in SOURCES:
     41    _, base = os.path.split(fn)
     42    cfn = os.path.join(COV_DIR, base)
     43    cfn += ".gcov"
     44    if os.path.exists(cfn):
     45       handle_file(fn, cfn)
     46    else:
     47       print >>sys.stderr, "NO FILE EXISTS CALLED ",cfn
     48