"-Wl,-undefined,error" and "-Wl,--no-undefined" are set by default
in all Qt6 ports that use QtFlagHandlingHelpers.cmake which should
be all. This diff remove the both flags. Idea stolen by FreeBSD.
I think a full bulk is necessary.
Rafael
Index: Makefile.inc
===================================================================
RCS file: /cvs/ports/x11/qt6/Makefile.inc,v
diff -u -p -r1.13 Makefile.inc
--- Makefile.inc 6 Jun 2025 05:12:03 -0000 1.13
+++ Makefile.inc 2 Aug 2025 19:31:52 -0000
@@ -37,7 +37,7 @@ EXTRACT_SUFX ?= .tar.xz
MODULES := devel/cmake x11/qt6 ${MODULES}
CXXFLAGS += -I${LOCALBASE}/include
-MODCMAKE_LDFLAGS += -L${LOCALBASE}/lib -lc
+MODCMAKE_LDFLAGS += -L${LOCALBASE}/lib
CONFIGURE_ARGS += -DQT_GENERATE_SBOM=OFF
Index: qtbase/Makefile
===================================================================
RCS file: /cvs/ports/x11/qt6/qtbase/Makefile,v
diff -u -p -r1.43 Makefile
--- qtbase/Makefile 6 Jun 2025 05:12:03 -0000 1.43
+++ qtbase/Makefile 2 Aug 2025 19:31:52 -0000
@@ -4,7 +4,7 @@ COMMENT-main = C++ general-purpose tool
COMMENT-global = global Qt6 documentation internals
COMMENT-mysql = MySQL plugin for Qt6
COMMENT-psql = PostgresSQL plugin for Qt6
-REVISION-main = 1
+REVISION-main = 2
PKGSPEC-main = qt6-qtbase-${QT6_PKGSPEC}
Index: qtbase/patches/patch-cmake_QtFlagHandlingHelpers_cmake
===================================================================
RCS file: qtbase/patches/patch-cmake_QtFlagHandlingHelpers_cmake
diff -N qtbase/patches/patch-cmake_QtFlagHandlingHelpers_cmake
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ qtbase/patches/patch-cmake_QtFlagHandlingHelpers_cmake 2 Aug 2025
19:31:52 -0000
@@ -0,0 +1,14 @@
+Index: cmake/QtFlagHandlingHelpers.cmake
+--- cmake/QtFlagHandlingHelpers.cmake.orig
++++ cmake/QtFlagHandlingHelpers.cmake
+@@ -177,6 +177,10 @@ function(qt_internal_add_link_flags_no_undefined targe
+ set(no_undefined_flag "-Wl,--no-undefined")
+ endif()
+
++ if (CMAKE_SYSTEM_NAME MATCHES "FreeBSD" OR CMAKE_SYSTEM_NAME MATCHES
"OpenBSD")
++ set(no_undefined_flag "")
++ endif()
++
+ set(CMAKE_REQUIRED_LINK_OPTIONS
${previous_CMAKE_REQUIRED_LINK_OPTIONS})
+
+ if (NOT HAVE_DASH_UNDEFINED_SYMBOLS AND NOT
HAVE_DASH_DASH_NO_UNDEFINED)
