From 3993d689fb474b377185b306126f0118e14b8b3e Mon Sep 17 00:00:00 2001
From: Jan <sentrycraft123@gmail.com>
Date: Fri, 25 Aug 2023 04:33:39 +0200
Subject: [PATCH] Use Lua wrap by default (#1481)

Debian and all its derivatives ship a broken Lua 5.4 that is missing some symbols.
To work around broken distros and make development and distribution easier use the wrap by default and add an option to use the system version.
---
 meson.build       | 37 ++++++++++++++++++++-----------------
 meson_options.txt |  3 ++-
 2 files changed, 22 insertions(+), 18 deletions(-)

diff --git a/meson.build b/meson.build
index c3b0569c..3cfec808 100644
--- a/meson.build
+++ b/meson.build
@@ -4,8 +4,7 @@ project('lite-xl',
     license : 'MIT',
     meson_version : '>= 0.56',
     default_options : [
-        'c_std=gnu11',
-        'wrap_mode=nofallback'
+        'c_std=gnu11'
     ]
 )
 
@@ -84,23 +83,27 @@ if not get_option('source-only')
         'lua',    # Fedora
     ]
 
-    foreach lua : lua_names
-        last_lua = (lua == lua_names[-1] or get_option('wrap_mode') == 'forcefallback')
-        lua_dep = dependency(lua, fallback: last_lua ? ['lua', 'lua_dep'] : [], required : false,
-            version: '>= 5.4',
+    if get_option('use_system_lua')
+        foreach lua : lua_names
+            last_lua = (lua == lua_names[-1] or get_option('wrap_mode') == 'forcefallback')
+            lua_dep = dependency(lua, required : false,
+            )
+            if lua_dep.found()
+                break
+            endif
+
+            if last_lua
+                # If we could not find lua on the system and fallbacks are disabled
+                # try the compiler as a last ditch effort, since Lua has no official
+                # pkg-config support.
+                lua_dep = cc.find_library('lua', required : true)
+            endif
+        endforeach
+    else
+        lua_dep = dependency('', fallback: ['lua', 'lua_dep'], required : true,
             default_options: default_fallback_options + ['default_library=static', 'line_editing=false', 'interpreter=false']
         )
-        if lua_dep.found()
-            break
-        endif
-
-        if last_lua
-            # If we could not find lua on the system and fallbacks are disabled
-            # try the compiler as a last ditch effort, since Lua has no official
-            # pkg-config support.
-            lua_dep = cc.find_library('lua', required : true)
-        endif
-    endforeach
+    endif
 
     pcre2_dep = dependency('libpcre2-8', fallback: ['pcre2', 'libpcre2_8'],
         default_options: default_fallback_options + ['default_library=static', 'grep=false', 'test=false']
diff --git a/meson_options.txt b/meson_options.txt
index 9cfcc353..ae9d8c6b 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -3,4 +3,5 @@ option('source-only', type : 'boolean', value : false, description: 'Configure s
 option('portable', type : 'boolean', value : false, description: 'Portable install')
 option('renderer', type : 'boolean', value : false, description: 'Use SDL renderer')
 option('dirmonitor_backend', type : 'combo', value : '', choices : ['', 'inotify', 'fsevents', 'kqueue', 'win32', 'dummy'], description: 'define what dirmonitor backend to use')
-option('arch_tuple', type : 'string', value : '', description: 'Specify a custom architecture tuple')
\ No newline at end of file
+option('arch_tuple', type : 'string', value : '', description: 'Specify a custom architecture tuple')
+option('use_system_lua', type : 'boolean', value : false, description: 'Prefer System Lua over a the meson wrap')