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authorSylvain Joubert <joubert.sy@gmail.com>2020-01-07 09:18:10 +0100
committerSylvain Joubert <joubert.sy@gmail.com>2020-01-07 15:50:10 +0100
commit4041cf5f614bd8140d1f0b7ed90ead87a57b8d90 (patch)
tree61ac2e2de2f55a4e73bcc16ced32d71fd99d1522 /Modules/FindLibXml2.cmake
parente353d8bd9bfd90396089e514d5b77f027ac27e99 (diff)
downloadcmake-4041cf5f614bd8140d1f0b7ed90ead87a57b8d90.tar.gz
FindLibXml2: ensure consistent paths, version and flag information
As pkg-config is used as hint to perform the actual lookup of libraries and include paths we may not find the pkg-config installation. Mainly this makes sure the pkg-config information are used only if the actual installation reported to the user is the one from pkg-config. Fixes: #20149
Diffstat (limited to 'Modules/FindLibXml2.cmake')
-rw-r--r--Modules/FindLibXml2.cmake19
1 files changed, 14 insertions, 5 deletions
diff --git a/Modules/FindLibXml2.cmake b/Modules/FindLibXml2.cmake
index 9480ceaf91..f551dfe1d4 100644
--- a/Modules/FindLibXml2.cmake
+++ b/Modules/FindLibXml2.cmake
@@ -52,7 +52,6 @@ The following cache variables may also be set:
# in the find_path() and find_library() calls
find_package(PkgConfig QUIET)
PKG_CHECK_MODULES(PC_LIBXML QUIET libxml-2.0)
-set(LIBXML2_DEFINITIONS ${PC_LIBXML_CFLAGS_OTHER})
find_path(LIBXML2_INCLUDE_DIR NAMES libxml/xpath.h
HINTS
@@ -78,9 +77,7 @@ find_program(LIBXML2_XMLLINT_EXECUTABLE xmllint)
# for backwards compat. with KDE 4.0.x:
set(XMLLINT_EXECUTABLE "${LIBXML2_XMLLINT_EXECUTABLE}")
-if(PC_LIBXML_VERSION)
- set(LIBXML2_VERSION_STRING ${PC_LIBXML_VERSION})
-elseif(LIBXML2_INCLUDE_DIR AND EXISTS "${LIBXML2_INCLUDE_DIR}/libxml/xmlversion.h")
+if(LIBXML2_INCLUDE_DIR AND EXISTS "${LIBXML2_INCLUDE_DIR}/libxml/xmlversion.h")
file(STRINGS "${LIBXML2_INCLUDE_DIR}/libxml/xmlversion.h" libxml2_version_str
REGEX "^#define[\t ]+LIBXML_DOTTED_VERSION[\t ]+\".*\"")
@@ -89,9 +86,20 @@ elseif(LIBXML2_INCLUDE_DIR AND EXISTS "${LIBXML2_INCLUDE_DIR}/libxml/xmlversion.
unset(libxml2_version_str)
endif()
-set(LIBXML2_INCLUDE_DIRS ${LIBXML2_INCLUDE_DIR} ${PC_LIBXML_INCLUDE_DIRS})
+set(LIBXML2_INCLUDE_DIRS ${LIBXML2_INCLUDE_DIR})
set(LIBXML2_LIBRARIES ${LIBXML2_LIBRARY})
+# Did we find the same installation as pkg-config?
+# If so, use additional information from it.
+unset(LIBXML2_DEFINITIONS)
+foreach(libxml2_pc_lib_dir IN LISTS PC_LIBXML_LIBDIR PC_LIBXML_LIBRARY_DIRS)
+ if (LIBXML2_LIBRARY MATCHES "^${libxml2_pc_lib_dir}")
+ list(APPEND LIBXML2_INCLUDE_DIRS ${PC_LIBXML_INCLUDE_DIRS})
+ set(LIBXML2_DEFINITIONS ${PC_LIBXML_CFLAGS_OTHER})
+ break()
+ endif()
+endforeach()
+
include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibXml2
REQUIRED_VARS LIBXML2_LIBRARY LIBXML2_INCLUDE_DIR
@@ -102,6 +110,7 @@ mark_as_advanced(LIBXML2_INCLUDE_DIR LIBXML2_LIBRARY LIBXML2_XMLLINT_EXECUTABLE)
if(LibXml2_FOUND AND NOT TARGET LibXml2::LibXml2)
add_library(LibXml2::LibXml2 UNKNOWN IMPORTED)
set_target_properties(LibXml2::LibXml2 PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${LIBXML2_INCLUDE_DIRS}")
+ set_target_properties(LibXml2::LibXml2 PROPERTIES INTERFACE_COMPILE_OPTIONS "${LIBXML2_DEFINITIONS}")
set_property(TARGET LibXml2::LibXml2 APPEND PROPERTY IMPORTED_LOCATION "${LIBXML2_LIBRARY}")
endif()