#! /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)) if __name__ == '__main__':    main()