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Toolchain: Allow building using CMake on macOS

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This commit is contained in:
Stefano Cristiano 2020-07-08 23:57:51 +02:00 committed by Andreas Kling
parent 617655db0d
commit a1e1aa96fb
3 changed files with 32 additions and 5 deletions
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16
CMakeLists.txt
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@ -126,6 +126,22 @@ set(CMAKE_RANLIB ${TOOLCHAIN_PREFIX}ranlib)
set(CMAKE_STRIP ${TOOLCHAIN_PREFIX}strip)
set(CMAKE_AR ${TOOLCHAIN_PREFIX}ar)
foreach(lang ASM C CXX OBJC OBJCXX)
unset(CMAKE_${lang}_OSX_COMPATIBILITY_VERSION_FLAG)
unset(CMAKE_${lang}_OSX_CURRENT_VERSION_FLAG)
unset(CMAKE_${lang}_LINK_FLAGS)
unset(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS)
unset(CMAKE_SHARED_MODULE_CREATE_${lang}_FLAGS)
unset(CMAKE_SHARED_MODULE_LOADER_${lang}_FLAG )
unset(CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG)
unset(CMAKE_${lang}_SYSROOT_FLAG)
unset(CMAKE_SHARED_LIBRARY_SONAME_${lang}_FLAG)
endforeach()
set(CMAKE_INSTALL_NAME_TOOL "true")
set(CMAKE_SHARED_LIBRARY_SUFFIX ".so")
set(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-shared")
#FIXME: -fstack-protector
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os -Wno-sized-deallocation -fno-sized-deallocation -fno-exceptions -fno-rtti -Wno-address-of-packed-member -Wundef -Wcast-qual -Wwrite-strings -Wimplicit-fallthrough -Wno-nonnull-compare -Wno-deprecated-copy -Wno-expansion-to-defined")

7
Libraries/LibC/CMakeLists.txt
View file

@ -54,10 +54,15 @@ set(ELF_SOURCES ${ELF_SOURCES} ../LibELF/Arch/i386/plt_trampoline.S)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DSERENITY_LIBC_BUILD")
find_program(INSTALL_COMMAND ginstall)
if(NOT INSTALL_COMMAND)
set(INSTALL_COMMAND install)
endif()
add_library(crt0 STATIC crt0.cpp)
add_custom_command(
TARGET crt0
COMMAND install -D $<TARGET_OBJECTS:crt0> ${CMAKE_INSTALL_PREFIX}/usr/lib/crt0.o
COMMAND ${INSTALL_COMMAND} -D $<TARGET_OBJECTS:crt0> ${CMAKE_INSTALL_PREFIX}/usr/lib/crt0.o
)
set(SOURCES ${LIBC_SOURCES} ${AK_SOURCES} ${ELF_SOURCES})

14
Toolchain/BuildIt.sh
View file

@ -1,6 +1,5 @@
#!/usr/bin/env bash
set -e
shopt -s globstar
# This file will need to be run in bash, for now.
@ -24,6 +23,12 @@ NPROC="nproc"
# It seems that Travis starts having trouble at 35 entries, so I think this is a good amount.
KEEP_CACHE_COUNT=8
if command -v ginstall &>/dev/null; then
INSTALL=ginstall
else
INSTALL=install
fi
if [ "$(uname -s)" = "OpenBSD" ]; then
MAKE=gmake
MD5SUM="md5 -q"
@ -230,11 +235,12 @@ pushd "$DIR/Build/"
pushd "$BUILD"
CXXFLAGS="-DBUILDING_SERENITY_TOOLCHAIN" cmake ..
cmake --build . --target LibC
install -D Libraries/LibC/libc.a Libraries/LibM/libm.a Root/usr/lib/
"$INSTALL" -D Libraries/LibC/libc.a Libraries/LibM/libm.a Root/usr/lib/
SRC_ROOT=$(realpath "$DIR"/..)
for header in "$SRC_ROOT"/Libraries/Lib{C,M}/**/*.h; do
FILES=$(find "$SRC_ROOT"/Libraries/LibC "$SRC_ROOT"/Libraries/LibM -name '*.h' -print)
for header in $FILES; do
target=$(echo "$header" | sed -e "s@$SRC_ROOT/Libraries/LibC@@" -e "s@$SRC_ROOT/Libraries/LibM@@")
install -D "$header" "Root/usr/include/$target"
$INSTALL -D "$header" "Root/usr/include/$target"
done
unset SRC_ROOT
popd