chore(CI): Add DCMAKE_OSX_DEPLOYMENT_TARGET to cmake deps

Has no effect when not building for macOS. When building for macOS, ensures
compatibility with macOS versions matching the specified version by preventing
new optimizations or API usages. By default, compiled software will only be
supported on the same version of macOS or newer.

buildscripts/build_msgpack_c_cross.sh

@@ -25,6 +25,7 @@ cmake .\
     "${CMAKE_TOOLCHAIN_FILE}" \
     -DMSGPACK_BUILD_EXAMPLES=OFF \
     -DMSGPACK_BUILD_TESTS=OFF \
+    "-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOS_MINIMUM_SUPPORTED_VERSION}" \
     .
 
 make -j $(nproc)

buildscripts/build_openal_cross.sh

@@ -30,6 +30,7 @@ cmake "-DCMAKE_INSTALL_PREFIX=${DEP_PREFIX}" \
     "${CMAKE_TOOLCHAIN_FILE}" \
     -DDSOUND_INCLUDE_DIR=/usr/${ARCH}-w64-mingw32/include \
     -DDSOUND_LIBRARY=/usr/${ARCH}-w64-mingw32/lib/libdsound.a \
+    "-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOS_MINIMUM_SUPPORTED_VERSION}" \
     .
 
 make -j "${MAKE_JOBS}"

buildscripts/build_qrencode_cross.sh

@@ -23,6 +23,7 @@ parse_arch "$@"
 cmake . \
     -DCMAKE_BUILD_TYPE=Release \
     "-DCMAKE_INSTALL_PREFIX=${DEP_PREFIX}" \
+    "-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOS_MINIMUM_SUPPORTED_VERSION}" \
     "${CMAKE_TOOLCHAIN_FILE}" \
     -DWITH_TOOLS=OFF \
     -DBUILD_SHARED_LIBS=ON

buildscripts/build_toxcore_cross.sh

@@ -26,6 +26,7 @@ build_toxcore() {
             -DENABLE_STATIC=OFF \
             -DENABLE_SHARED=ON \
             "${CMAKE_TOOLCHAIN_FILE}" \
+            "-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOS_MINIMUM_SUPPORTED_VERSION}" \
             .
 
     cmake --build . -- "-j${MAKE_JOBS}"
@@ -45,6 +46,7 @@ build_toxext() {
     cmake "-DCMAKE_INSTALL_PREFIX=${DEP_PREFIX}" \
             -DCMAKE_BUILD_TYPE=Release \
             "${CMAKE_TOOLCHAIN_FILE}" \
+            "-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOS_MINIMUM_SUPPORTED_VERSION}" \
             .
 
     cmake --build . -- "-j${MAKE_JOBS}"
@@ -64,6 +66,7 @@ build_toxext_messages() {
     cmake "-DCMAKE_INSTALL_PREFIX=${DEP_PREFIX}" \
             -DCMAKE_BUILD_TYPE=Release \
             "${CMAKE_TOOLCHAIN_FILE}" \
+            "-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOS_MINIMUM_SUPPORTED_VERSION}" \
             .
     cmake --build . -- "-j${MAKE_JOBS}"
     cmake --build . --target install