1 files changed, 79 insertions, 0 deletions
diff --git a/lib/python2.7/Tools/scripts/gprof2html.py b/lib/python2.7/Tools/scripts/gprof2html.py
new file mode 100644
index 0000000..4aa5642
--- /dev/null
+++ b/lib/python2.7/Tools/scripts/gprof2html.py
@@ -0,0 +1,79 @@
+#!/usr/bin/env python2
+
+"""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()