devel/llvm14: Sanitize MANPREFIX

Approved by:	brooks (private mail)

devel/llvm14/Makefile

 PORTNAME=	llvm
 DISTVERSION=	14.0.6
-PORTREVISION=	4
+PORTREVISION=	5
 CATEGORIES=	devel lang
 MASTER_SITES=	https://github.com/llvm/llvm-project/releases/download/llvmorg-${DISTVERSION:S/rc/-rc/}/ \
 		https://${PRE_}releases.llvm.org/${LLVM_RELEASE}/${RCDIR}
@@ -71,10 +71,6 @@ CMAKE_ARGS=	-DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_LINK_LLVM_DYLIB=ON
 CMAKE_ARGS+=	-DLLVM_ENABLE_RTTI=ON
 CMAKE_ARGS+=	-DLLVM_DEFAULT_TARGET_TRIPLE=${CONFIGURE_TARGET}
 CMAKE_ARGS+=	-DLLVM_HOST_TRIPLE=${CONFIGURE_TARGET}
-# Following commit https://github.com/kitware/cmake/commit/956054
-# we need to either change the whole man-shuffle below, or simply
-# redefine CMAKE_INSTALL_MANDIR
-CMAKE_ARGS+=	-DCMAKE_INSTALL_MANDIR:PATH="share/man"
 CMAKE_ARGS+=	-DLLVM_PARALLEL_LINK_JOBS=1
 CMAKE_ARGS+=	-DLLVM_ENABLE_Z3_SOLVER=OFF
 CMAKE_ARGS+=	-DLLVM_ENABLE_LIBEDIT=OFF
@@ -150,7 +146,7 @@ DOCS_CMAKE_ON= \
 	-DSPHINX_EXECUTABLE=${LOCALBASE}/bin/sphinx-build-${PYTHON_VER} \
 	-DSPHINX_WARNINGS_AS_ERRORS=OFF \
 	-DLLVM_BUILD_DOCS=ON
-DOCS_PLIST_FILES=	${MAN1SRCS:S|^|man/man1/|:S|.1$|${LLVM_SUFFIX}.1.gz|}
+DOCS_PLIST_FILES=	${MAN1SRCS:S|^|share/man/man1/|:S|.1$|${LLVM_SUFFIX}.1.gz|}
 EXTRAS_DESC=		Extra clang tools
 EXTRAS_IMPLIES=		CLANG
 EXTRAS_PLIST_DIRS+=	${LLVM_DIR}/include/clang-tidy/plugin
@@ -534,7 +530,7 @@ post-install-DOCS-on:
 	${RMDIR} ${STAGEDIR}${LLVM_PREFIX}/share/doc
 .for _man in ${MAN1SRCS}
 	${MV} ${STAGEDIR}${LLVM_PREFIX}/share/man/man1/${_man} \
-	    ${STAGEDIR}${MANPREFIX}/man/man1/${_man:R}${LLVM_SUFFIX}.1
+	    ${STAGEDIR}${MANPREFIX}/share/man/man1/${_man:R}${LLVM_SUFFIX}.1
 .endfor
 .if ! ${PORT_OPTIONS:MLIT}
 	${RM} ${STAGEDIR}${LLVM_PREFIX}/share/man/man1/lit.1