mirror of
https://github.com/rspeer/wordfreq.git
synced 2024-12-23 09:21:37 +00:00
f66d03b1b9
Meanwhile, fix up the dependency graph thingy. It's actually kind of
legible now.
Former-commit-id: 2d58ba94f2
42 lines
1.4 KiB
Python
42 lines
1.4 KiB
Python
""" This file generates a graph of the dependencies for the ninja build."""
|
|
|
|
import sys
|
|
import re
|
|
|
|
|
|
def ninja_to_dot():
|
|
def simplified_filename(path):
|
|
component = path.split('/')[-1]
|
|
return re.sub(
|
|
r'[0-9]+-of', 'NN-of',
|
|
re.sub(r'part[0-9]+', 'partNN', component)
|
|
)
|
|
|
|
print("digraph G {")
|
|
print('rankdir="LR";')
|
|
seen_edges = set()
|
|
for line in sys.stdin:
|
|
line = line.rstrip()
|
|
if line.startswith('build'):
|
|
# the output file is the first argument; strip off the colon that
|
|
# comes from ninja syntax
|
|
output_text, input_text = line.split(':')
|
|
outfiles = [simplified_filename(part) for part in output_text.split(' ')[1:]]
|
|
inputs = input_text.strip().split(' ')
|
|
infiles = [simplified_filename(part) for part in inputs[1:]]
|
|
operation = inputs[0]
|
|
for infile in infiles:
|
|
if infile == '|':
|
|
# external dependencies start here; let's not graph those
|
|
break
|
|
for outfile in outfiles:
|
|
edge = '"%s" -> "%s" [label="%s"]' % (infile, outfile, operation)
|
|
if edge not in seen_edges:
|
|
seen_edges.add(edge)
|
|
print(edge)
|
|
print("}")
|
|
|
|
|
|
if __name__ == '__main__':
|
|
ninja_to_dot()
|