gplugin/gplugin

Ensure Lua state is closed on error

6 months ago, Elliott Sales de Andrade
ab8f907594f5
Ensure Lua state is closed on error

It's done by the plugin object finalize if it's created, but not on the early
exits before the object is created.

Testing Done:
Compiled and ran tests.

Reviewed at https://reviews.imfreedom.org/r/2783/
LUA = dependency('', required: false)
if get_option('lua')
if not get_option('introspection')
error('Lua plugin requires GObject Introspection.')
endif
GPLUGIN_LUA_SOURCES = [
'gplugin-lua-core.c',
'gplugin-lua-loader.c',
'gplugin-lua-plugin.c',
]
GPLUGIN_LUA_HEADERS = [
'gplugin-lua-loader.h',
'gplugin-lua-plugin.h',
]
# These are ordered from most to least preferred, which would normally
# be from the highest to lowest version.
_LUAS = [
['lua-5.4', '>=5.4.0'],
['lua-5.3', '>=5.3.0'],
['lua5.3', '>=5.3.0'],
['lua-5.2', '>=5.2.0'],
['lua5.2', '>=5.2.0'],
['lua52', '>=5.2.0'],
['luajit', '>=2.0.0'],
['lua-5.1', '>=5.1.0'],
['lua5.1', '>=5.1.0'],
['lua', '>=5.1.0'],
]
LUA_FOUND = false
foreach _LUA : _LUAS
LUA = dependency(_LUA[0], version : _LUA[1], required : false)
if LUA.found()
# Compile and run our lua-lgi test program
lua_lgi_test = compiler.run(files('gplugin-lua-test-lgi.c'),
dependencies : LUA,
name : 'lua "lgi" module')
if lua_lgi_test.compiled() and lua_lgi_test.returncode() == 0
LUA_FOUND = true
break
endif
endif
endforeach
if not LUA_FOUND
error('No usable Lua library was found')
endif
endif # lua
summary('Lua', LUA, section : 'Loader Support', bool_yn : true)
if not LUA.found()
subdir_done()
endif
# now add the library
gplugin_lua = shared_library('gplugin-lua',
GPLUGIN_LUA_SOURCES,
GPLUGIN_LUA_HEADERS,
name_prefix : '',
c_args : ['-DG_LOG_USE_STRUCTURED', '-DG_LOG_DOMAIN="GPlugin-Lua"'],
gnu_symbol_visibility : 'hidden',
dependencies : [LUA, gplugin_dep],
install : true,
install_dir : get_option('libdir') / 'gplugin'
)
# Add the loader's path to our environment variable
devenv.append('GPLUGIN_PLUGIN_PATH', meson.current_build_dir())
subdir('tests')