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| author | Sune Vuorela <sune@vuorela.dk> | 2023-09-29 13:49:03 +0200 |
|---|---|---|
| committer | Sune Vuorela <sune@vuorela.dk> | 2023-10-02 08:16:03 +0000 |
| commit | a678acd1224e40140980ec05b117e3fcded36246 (patch) | |
| tree | 2fb227372e226a78a37f1cae5594ea73832797fd | |
| parent | 6789f6fb2774940c2b60d71850826f0dad988167 (diff) | |
Check if linker supports version scripts
This is at least not fully supported on solaris.
| -rw-r--r-- | CMakeLists.txt | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index d8801e64..51bee589 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -639,7 +639,25 @@ set_target_properties(poppler PROPERTIES SOVERSION ${POPPLER_SOVERSION_NUMBER}) if(UNIX AND (NOT APPLE)) - set_target_properties(poppler PROPERTIES LINK_OPTIONS LINKER:--version-script=${LINKER_SCRIPT}) + file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/linkerscript_test.map "VERS_1 {\nglobal:\n *;};\n") + + # once we require cmake 3.18, + # the next set of lines can be changed + # to the check_linker_flags function instead + include(CheckCXXSourceCompiles) + set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS}) + set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS} -Wl,--version-script=${CMAKE_CURRENT_BINARY_DIR}/linkerscript_test.map) + check_cxx_source_compiles(" + int main(int, char**) { + return 0; + } + " SUPPORT_VERSION_SCRIPT) + set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS}) + + file(REMOVE ${CMAKE_CURRENT_BINARY_DIR}/linkerscript_test.map) + if (SUPPORT_VERSION_SCRIPT) + set_target_properties(poppler PROPERTIES LINK_OPTIONS LINKER:--version-script=${LINKER_SCRIPT}) + endif() endif() if(MINGW AND BUILD_SHARED_LIBS) get_target_property(POPPLER_SOVERSION poppler SOVERSION) |