[PATCH 5/6] ecm.eclass: Disable unwanted CMake options (ENABLE_PCH, WARNINGS_AS_ERRORS)

Andreas Sturmlechner <[email protected]> Sat, 06 Jun 2026 00:59:08 +0200

Newsgroups	gmane.linux.gentoo.devel
Message-ID	<[email protected]>

Courtesy of PIM, but the list may grow larger over time ...

Signed-off-by: Andreas Sturmlechner <[email protected]>
---
 eclass/ecm.eclass | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/eclass/ecm.eclass b/eclass/ecm.eclass
index 1580322237b3..d31700de8ff1 100644
--- a/eclass/ecm.eclass
+++ b/eclass/ecm.eclass
@@ -314,6 +314,18 @@ _ecm_buildqch_optional() {
 	fi
 }
 
+# @FUNCTION: _ecm_disable_unwanted
+# @DESCRIPTION:
+# Disable unwanted CMake options if they are present.
+_ecm_disable_unwanted() {
+	if grep -Eq "option.*ENABLE_PCH" CMakeLists.txt; then
+		echo "-DENABLE_PCH=OFF"
+	fi
+	if grep -Eq "option.*WARNINGS_AS_ERRORS" CMakeLists.txt; then
+		echo "-DWARNINGS_AS_ERRORS=OFF"
+	fi
+}
+
 # @FUNCTION: _ecm_strip_handbook_translations
 # @INTERNAL
 # @DESCRIPTION:
@@ -579,6 +591,11 @@ ecm_src_configure() {
 		cmakeargs+=( $(_ecm_buildqch_optional) )
 	fi
 
+	# disable upstream CMake settings ... currently mostly PIM
+	if [[ -n ${_GEAR_KDE_ORG_ECLASS} ]]; then
+		cmakeargs+=( $(_ecm_disable_unwanted) )
+	fi
+
 	if in_iuse designer && [[ ${ECM_DESIGNERPLUGIN} = true ]]; then
 		cmakeargs+=( -DBUILD_DESIGNERPLUGIN=$(usex designer) )
 	fi
-- 
2.54.0

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