Fix harness for fuzzer to run for 100 iterations only.

tools/fuzz-harness.sh

 #!/bin/bash
 # Copyright 2012 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
@@ skipping 46 matching lines @@
 jsfunfuzz_sum=$(md5sum "$jsfunfuzz_file" | awk '{ print $1 }')
 if [ $jsfunfuzz_sum != $JSFUNFUZZ_MD5 ]; then
   echo "Failed to verify checksum!"
   exit 1
 fi
 
 jsfunfuzz_dir="$v8_root/tools/jsfunfuzz"
 if [ ! -d "$jsfunfuzz_dir" ]; then
   echo "Unpacking into $jsfunfuzz_dir ..."
   unzip "$jsfunfuzz_file" -d "$jsfunfuzz_dir" || exit 1
+  echo "Patching runner ..."
+  cat > "$v8_root/tools/jsfunfuzz.patch" <<- EOF

[Jakob Kummerow, 2012/05/23 07:49:55]

nit: "<< EOF" is sufficient ("<<-" strips leading tabs, which we don't have
anyway).

Also, we don't need to persist the .patch file:

cat << EOF | patch -s -p0 -d "$v8_root"
[patch contents...]
EOF

[Michael Starzinger, 2012/05/23 07:55:59]

Done.

+--- tools/jsfunfuzz/jsfunfuzz/multi_timed_run.py~
++++ tools/jsfunfuzz/jsfunfuzz/multi_timed_run.py
+@@ -125,7 +125,7 @@
+ 
+ def many_timed_runs():
+     iteration = 0
+-    while True:
++    while iteration < 100:
+         iteration += 1
+         logfilename = "w%d" % iteration
+         one_timed_run(logfilename)
+EOF
+  patch -s -p0 -d "$v8_root" < "$v8_root/tools/jsfunfuzz.patch"
 fi
 
 flags='--debug-code --expose-gc --verify-gc'
 python -u "$jsfunfuzz_dir/jsfunfuzz/multi_timed_run.py" 300 \
     "$d8" $flags "$jsfunfuzz_dir/jsfunfuzz/jsfunfuzz.js"
 exit_code=$(cat w* | grep " looking good" -c)
 exit_code=$((100-exit_code))
 tar -cjf fuzz-results-$(date +%y%m%d).tar.bz2 err-* w*
 rm -f err-* w*
 
 echo "Total failures: $exit_code"
 exit $exit_code