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Description: Ensure we don't include a static copy of ZLIB
Author: Alastair McKinstry <mckinstry@debian.org>
Last-Updated: 2024-01-23
Forwarded: no
--- a/src/lfortran/CMakeLists.txt
+++ b/src/lfortran/CMakeLists.txt
@@ -66,7 +66,7 @@
if (WITH_ZLIB)
- target_link_libraries(lfortran_lib ZLIB::ZLIB)
+ target_link_libraries(lfortran_lib p::z)
endif()
target_include_directories(lfortran_lib BEFORE PUBLIC ${lfortran_SOURCE_DIR}/src)
--- a/cmake/FindStaticZLIB.cmake
+++ b/cmake/FindStaticZLIB.cmake
@@ -1,12 +1,9 @@
-# Backup the original value of the requested library suffixes
-set(_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
-# Static libraries end with .a on Unix and .lib on Windows
-set(CMAKE_FIND_LIBRARY_SUFFIXES .a .lib)
+find_path(ZLIB_HEADER zlib.h)
-# Now use CMake's built-in ZLIB finder
-find_package(ZLIB REQUIRED)
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(ZLIB DEFAULT_MSG ZLIB_HEADER)
+
+add_library(p::z INTERFACE IMPORTED)
+set_property(TARGET p::z PROPERTY INTERFACE_INCLUDE_DIRECTORIES
+ ${ZLIB_HEADER})
-# Reset the library suffixes to the original value
-set(CMAKE_FIND_LIBRARY_SUFFIXES ${_CMAKE_FIND_LIBRARY_SUFFIXES})
-# Unset the temporary to not pollute the global namespace
-unset(_CMAKE_FIND_LIBRARY_SUFFIXES)
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