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A tool to transform gprof(1) output into HTML, so you can click on a

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function name and go to the corresponding entry.
This commit is contained in:
Guido van Rossum 2002-08-09 20:07:34 +00:00
parent ed2f725f7d
commit 7ec34b556c
1 changed files with 78 additions and 0 deletions
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Tools/scripts/gprof2html.py Executable file
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#! /usr/bin/env python2.3
"""Transform gprof(1) output into useful HTML."""
import re, os, sys, cgi, webbrowser
header = """\
<html>
<head>
<title>gprof output (%s)</title>
</head>
<body>
<pre>
"""
trailer = """\
</pre>
</body>
</html>
"""
def add_escapes(input):
for line in input:
yield cgi.escape(line)
def main():
filename = "gprof.out"
if sys.argv[1:]:
filename = sys.argv[1]
outputfilename = filename + ".html"
input = add_escapes(file(filename))
output = file(outputfilename, "w")
output.write(header % filename)
for line in input:
output.write(line)
if line.startswith(" time"):
break
labels = {}
for line in input:
m = re.match(r"(.* )(\w+)\n", line)
if not m:
output.write(line)
break
stuff, fname = m.group(1, 2)
labels[fname] = fname
output.write('%s<a name="flat:%s" href="#call:%s">%s</a>\n' %
(stuff, fname, fname, fname))
for line in input:
output.write(line)
if line.startswith("index % time"):
break
for line in input:
m = re.match(r"(.* )(\w+)(( &lt;cycle.*&gt;)? \[\d+\])\n", line)
if not m:
output.write(line)
if line.startswith("Index by function name"):
break
continue
prefix, fname, suffix = m.group(1, 2, 3)
if fname not in labels:
output.write(line)
continue
if line.startswith("["):
output.write('%s<a name="call:%s" href="#flat:%s">%s</a>%s\n' %
(prefix, fname, fname, fname, suffix))
else:
output.write('%s<a href="#call:%s">%s</a>%s\n' %
(prefix, fname, fname, suffix))
for line in input:
for part in re.findall(r"(\w+(?:\.c)?|\W+)", line):
if part in labels:
part = '<a href="#call:%s">%s</a>' % (part, part)
output.write(part)
output.write(trailer)
output.close()
webbrowser.open("file:" + os.path.abspath(outputfilename))
main()