build: support CentOS Stream 9, drop CentOS 8
Refs: #5181
Change-Id: I289930c9658137e1637357f81c762ebb331474c8
diff --git a/wscript b/wscript
index 0bfb7f6..e699fd3 100644
--- a/wscript
+++ b/wscript
@@ -27,6 +27,11 @@
conf.env.WITH_TESTS = conf.options.with_tests
+ # Prefer pkgconf if it's installed, because it gives more correct results
+ # on Fedora/CentOS/RHEL/etc. See https://bugzilla.redhat.com/show_bug.cgi?id=1953348
+ # Store the result in env.PKGCONFIG, which is the variable used inside check_cfg()
+ conf.find_program(['pkgconf', 'pkg-config'], var='PKGCONFIG')
+
pkg_config_path = os.environ.get('PKG_CONFIG_PATH', f'{conf.env.LIBDIR}/pkgconfig')
conf.check_cfg(package='libndn-cxx', args=['libndn-cxx >= 0.8.0', '--cflags', '--libs'],
uselib_store='NDN_CXX', pkg_config_path=pkg_config_path)