layout/generic/frame-graph.py
author Gregory Szorc <gps@mozilla.com>
Wed, 28 Jan 2015 13:37:00 -0800
branchGECKO1008_2012100515_RELBRANCH
changeset 82239 1de52eba8db705a804849f9ccfc4b4d7226111f7
parent 23555 54cf0cbe42e80714ec9cca64771d5e51f7e51f86
permissions -rw-r--r--
Close old release branch GECKO1008_2012100515_RELBRANCH

"""
Take the *.framedata files from graph-frameclasses.js and combine them
into a single graphviz file.

stdin: a list of .framedata file names (e.g. from xargs)
stdout: a graphviz file

e.g. `find <objdir> -name "*.framedata" | python aggregate-frameclasses.py |
  dot -Tpng -o frameclasses-graph.png -`
"""

import sys

classdict = {}

for line in sys.stdin:
    file = line.strip()
    fd = open(file)

    output = None
    for line in fd:
        if line.startswith('CLASS-DEF: '):
            cname = line[11:-1]
            if cname not in classdict:
                output = classdict[cname] = []
            else:
                output = None
        elif output is not None:
            output.append(line)

sys.stdout.write('digraph g {\n')

for olist in classdict.itervalues():
    for line in olist:
        sys.stdout.write(line)

sys.stdout.write('}\n')