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= Setup =
= Setup =


## Download Firefox source from the above link.
# Download Firefox source from the above link.
## Create a mozconfig file as follows (Gently adapted from [[http://blog.uxebu.com/2009/02/20/firefox-on-osx-with-dtrace | Uxebu]])
# Create a mozconfig file as follows (Gently adapted from [[http://blog.uxebu.com/2009/02/20/firefox-on-osx-with-dtrace | Uxebu]])
  . $topsrcdir/browser/config/mozconfig
  . $topsrcdir/browser/config/mozconfig
  mk_add_options MOZ_OBJDIR=@TOPSRCDIR@/obj-ff
  mk_add_options MOZ_OBJDIR=@TOPSRCDIR@/obj-ff
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  mk_add_options AUTOCONF="autoconf-2.13"
  mk_add_options AUTOCONF="autoconf-2.13"


## Install autoconf 2.13 (<code>yum install autoconf213</code>)
# Install autoconf 2.13 (<code>yum install autoconf213</code>)
## Enter the mozilla directory and run <code>make -f client.mk build</code>
# Enter the mozilla directory and run <code>make -f client.mk build</code>


= Playing =
= Playing =


The libmozjs can be found in (source directory)firefox/obj-ff/dist/lib/libmozjs.so, and the binary is located at (source directory)firefox/obj-ff/dist/bin/firefox.
The libmozjs can be found in (source directory)firefox/obj-ff/dist/lib/libmozjs.so, and the binary is located at (source directory)firefox/obj-ff/dist/bin/firefox.

Revision as of 19:28, 14 December 2009

Description

Firefox comes with DTrace probe points that can be used to profile Javascript processes. Want to profile memory, time, etc. on your Javascript, using Fedora 12? This page will show you how.

Requirements


Setup

  1. Download Firefox source from the above link.
  2. Create a mozconfig file as follows (Gently adapted from [| Uxebu])
. $topsrcdir/browser/config/mozconfig
mk_add_options MOZ_OBJDIR=@TOPSRCDIR@/obj-ff
ac_add_options --enable-debug --disable-optimize
ac_add_options --enable-shared --disable-static --enable-dtrace
mk_add_options MOZ_MAKE_FLAGS="-s -j4"
mk_add_options AUTOCONF="autoconf-2.13"
  1. Install autoconf 2.13 (yum install autoconf213)
  2. Enter the mozilla directory and run make -f client.mk build

Playing

The libmozjs can be found in (source directory)firefox/obj-ff/dist/lib/libmozjs.so, and the binary is located at (source directory)firefox/obj-ff/dist/bin/firefox.