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# -*- Mode: Python -*- vi:si:et:sw=4:sts=4:ts=4:syntax=python
class Recipe(recipe.Recipe):
name = 'libpng'
version = '1.6.37'
stype = SourceType.TARBALL
url = 'sf://'
tarball_checksum = '505e70834d35383537b6491e7ae8641f1a4bed1876dbfe361201fc80868d88ca'
licenses = [{License.LibPNG: ['LICENSE']}]
deps = ['zlib']
patches = [name + '/0001-neon-fix-function-export-names-for-iOS-armv7.patch',
name + '/0002-Fix-build-in-native-Windows-do-to-incorrect-r-insert.patch',
]
files_libs = ['libpng16']
files_devel = ['include/libpng16', 'bin/libpng16-config',
'%(libdir)s/pkgconfig/libpng16.pc', '%(libdir)s/pkgconfig/libpng.pc']
def prepare(self):
if self.config.target_platform == Platform.IOS:
gas = self.get_env('GAS')
if gas:
self.set_env('CCAS', gas, '-no-integrated-as')
if self.config.target_arch == Architecture.ARM64:
self.configure_options += ' --disable-arm-neon '
# Needs zlib include flags in CPPFLAGS to generate pnglibconf.h with
# the right PNG_ZLIB_VERNUM
self.append_env('CPPFLAGS', self.get_env('CFLAGS'))
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