From 54dab0cca6cbbe06bc4f1e488e5e4badae1460c7 Mon Sep 17 00:00:00 2001
From: Andrey Filipenkov <decapitator@ukr.net>
Date: Sun, 31 Aug 2025 13:12:13 +0300
Subject: [PATCH] [cmake][android] symlink external libs instead of copying
 them

saves some disk space, Gradle will package actual files anyway
---
 CMakeLists.txt                |  4 +---
 cmake_modules/VCMIUtils.cmake | 18 +++++++++++++++++-
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ff4aabf30..93dd9ed7d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -736,9 +736,7 @@ if(ANDROID)
 
 	if(ANDROID_STL MATCHES "_shared$")
 		set(stlLibName "${CMAKE_SHARED_LIBRARY_PREFIX}${ANDROID_STL}${CMAKE_SHARED_LIBRARY_SUFFIX}")
-		install(FILES "${CMAKE_SYSROOT}/usr/lib/${ANDROID_SYSROOT_LIB_SUBDIR}/${stlLibName}"
-			DESTINATION ${LIB_DIR}
-		)
+		vcmi_install_libs_symlink("${CMAKE_SYSROOT}/usr/lib/${ANDROID_SYSROOT_LIB_SUBDIR}/${stlLibName}")
 	endif()
 else()
 	install(DIRECTORY config DESTINATION ${DATA_DIR})
diff --git a/cmake_modules/VCMIUtils.cmake b/cmake_modules/VCMIUtils.cmake
index bf5e1e590..4f4fedf29 100644
--- a/cmake_modules/VCMIUtils.cmake
+++ b/cmake_modules/VCMIUtils.cmake
@@ -118,6 +118,18 @@ function(vcmi_print_git_commit_hash)
 
 endfunction()
 
+# install(FILES) of shared libs but using symlink instead of copying
+function(vcmi_install_libs_symlink libs)
+	install(CODE "
+		foreach(lib ${libs})
+			cmake_path(GET lib FILENAME filename)
+			file(CREATE_LINK \${lib} \"\${CMAKE_INSTALL_PREFIX}/${LIB_DIR}/\${filename}\"
+				COPY_ON_ERROR SYMBOLIC
+			)
+		endforeach()
+	")
+endfunction()
+
 # install dependencies from Conan, CONAN_RUNTIME_LIBS_FILE is set in conanfile.py
 function(vcmi_install_conan_deps)
 	if(NOT USING_CONAN)
@@ -125,7 +137,11 @@ function(vcmi_install_conan_deps)
 	endif()
 
 	file(STRINGS "${CONAN_RUNTIME_LIBS_FILE}" runtimeLibs)
-	install(FILES ${runtimeLibs} DESTINATION ${LIB_DIR})
+	if(ANDROID)
+		vcmi_install_libs_symlink("${runtimeLibs}")
+	else()
+		install(FILES ${runtimeLibs} DESTINATION ${LIB_DIR})
+	endif()
 endfunction()
 
 function(vcmi_deploy_qt deployQtToolName deployQtOptions)