Disable System Integrity Protection

• Restart, hold down command + r to boot to recovery
• Launch Terminal

$ csrutil disable

Install PEAR and PECL

• Follow the instructions here: https://jason.pureconcepts.net/2012/10/install-pear-pecl-mac-os-x/

Update PECL

$ sudo pecl channel-update pecl.php.net

Install Homebrew

• Follow the instructions here: https://brew.sh/

And upgrade definitions

$ brew update

Install autoconf

$ brew install autoconf

Install automake

$ brew install automake

Make php.ini file

Find out which php.ini file is being used

$ php -i | grep php.ini
Loaded Configuration File => /etc/php.ini

Create a php.ini file if needed

$ sudo cp /private/etc/php.ini.default /private/etc/php.ini

Set php_ini in PECL

Be sure to use use the correct reference to your php.ini file. If you created one, use the path to the new php.ini file.

sudo pecl config-set php_ini /etc/php.ini

Install XDebug

$ sudo pecl install xdebug

Append to php.ini

• # get path to xdebug.so from the xdebug installer, if it didn’t already add it.

$ sudo nano /private/etc/php.ini

Append the following:

zend_extension=/usr/lib/php/extensions/no-debug-non-zts-20160303/xdebug.so
xdebug.remote_enable = 1
xdebug.remote_autostart = 1

Restart Apache

$ sudo apachectl restart

Verify

$ php -i | grep "Xdebug"

Enable System Integrity Protection

• Restart, hold down command + r to boot to recovery
• Launch Terminal

$ csrutil enable