Add unix-like behaviour on macOS

Closes https://github.com/lite-xl/lite-xl/issues/398

data/core/keymap.lua

@@ -5,7 +5,7 @@ keymap.modkeys = {}
 keymap.map = {}
 keymap.reverse_map = {}
 
-local macos = rawget(_G, "MACOS_RESOURCES")
+local macos = rawget(_G, "MACOS")
 
 -- Thanks to mathewmariani, taken from his lite-macos github repository.
 local modkeys_os = require("core.modkeys-" .. (macos and "macos" or "generic"))

meson.build

@@ -86,7 +86,8 @@ if get_option('portable') or host_machine.system() == 'windows'
     lite_bindir = '/'
     lite_docdir = '/doc'
     lite_datadir = '/data'
-elif host_machine.system() == 'darwin'
+elif get_option('bundle') and host_machine.system() == 'darwin'
+    lite_cargs += '-DMACOS_USE_BUNDLE'
     lite_bindir = 'Contents/MacOS'
     lite_docdir = 'Contents/Resources'
     lite_datadir = 'Contents/Resources'

meson_options.txt

@@ -1,2 +1,3 @@
+option('bundle', type : 'boolean', value : true, description: 'Build a macOS bundle')
 option('portable', type : 'boolean', value : false, description: 'Portable install')
 option('renderer', type : 'boolean', value : false, description: 'Use SDL renderer')

src/main.c

@@ -74,8 +74,10 @@ static void init_window_icon(void) {
 #endif
 
 #ifdef __APPLE__
-void set_macos_bundle_resources(lua_State *L);
 void enable_momentum_scroll();
+#ifdef MACOS_USE_BUNDLE
+void set_macos_bundle_resources(lua_State *L);
+#endif
 #endif
 
 int main(int argc, char **argv) {
@@ -134,8 +136,12 @@ init_lua:
   lua_setglobal(L, "EXEFILE");
 
 #ifdef __APPLE__
-  set_macos_bundle_resources(L);
+  lua_pushboolean(L, true);
+  lua_setglobal(L, "MACOS");
   enable_momentum_scroll();
+  #ifdef MACOS_USE_BUNDLE
+    set_macos_bundle_resources(L);
+  #endif
 #endif
 
   const char *init_lite_code = \