Meson added -Doptimization and -Ddebug options, which obviously causes
a conflict with our -Ddebug options. Let's rename it.
Fixes #9883.
Change-Id: Ie9b822d6b18b551c56158447cc042faceb805842
substs.set('SUSHELL', get_option('debug-shell'))
substs.set('DEBUGTTY', get_option('debug-tty'))
-debug = get_option('debug')
+debug = get_option('debug-extra')
if debug != ''
foreach name : debug.split(',')
if name == 'hashmap'
description : 'path to debug shell binary')
option('debug-tty', type : 'string', value : '/dev/tty9',
description : 'specify the tty device for debug shell')
-option('debug', type : 'string',
+option('debug-extra', type : 'string',
description : 'enable extra debugging (hashmap,mmap-cache)')
option('utmp', type : 'boolean',