Toolchain: Fix usage of libgcc_s & build PIE executables by default

We can now build the porst with the shared libraries toolchain.
This commit is contained in:
Itamar 2020-12-11 15:44:08 +02:00 committed by Andreas Kling
parent 69b0fdd84a
commit 758fc8c063
Notes: sideshowbarker 2024-07-19 00:49:58 +09:00
4 changed files with 5 additions and 4 deletions

View file

@ -233,8 +233,8 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os -g1 -fno-exceptions -fno-rtti -Wno-a
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffile-prefix-map=${CMAKE_SOURCE_DIR}=.")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDEBUG -DSANITIZE_PTRS")
set(CMAKE_CXX_FLAGS_STATIC ${CMAKE_CXX_FLAGS})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -nostartfiles -lgcc_s -pie -fpic")
set(CMAKE_CXX_FLAGS_STATIC "${CMAKE_CXX_FLAGS} -static")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -nostartfiles -pie -fpic")
add_link_options(--sysroot ${CMAKE_BINARY_DIR}/Root)

View file

@ -128,7 +128,7 @@ index 000000000..2692b8e57
+#define ENDFILE_SPEC "%{shared|pie:crtendS.o%s; :crtend.o%s} crtn.o%s"
+
+#undef LINK_SPEC
+#define LINK_SPEC "%{shared:-shared} %{static:-static} %{!shared: %{!static: %{rdynamic:-export-dynamic} -dynamic-linker /usr/lib/Loader.so}}"
+#define LINK_SPEC "%{shared:-shared} %{static:-static} %{!static: %{rdynamic:-export-dynamic} %{!fbuilding-libgcc:-lgcc_s -dynamic-linker /usr/lib/Loader.so}}"
+
+/* Additional predefined macros. */
+#undef TARGET_OS_CPP_BUILTINS

View file

@ -224,6 +224,7 @@ pushd "$DIR/Build/"
--with-newlib \
--enable-shared \
--enable-languages=c,c++ \
--enable-default-pie \
${TRY_USE_LOCAL_TOOLCHAIN:+"--quiet"} || exit 1
echo "XXX build gcc and libgcc"

View file

@ -128,7 +128,7 @@ index 000000000..2692b8e57
+#define ENDFILE_SPEC "%{shared|pie:crtendS.o%s; :crtend.o%s} crtn.o%s"
+
+#undef LINK_SPEC
+#define LINK_SPEC "%{shared:-shared} %{static:-static} %{!shared: %{!static: %{rdynamic:-export-dynamic} -dynamic-linker /usr/lib/Loader.so}}"
+#define LINK_SPEC "%{shared:-shared} %{static:-static} %{!static: %{rdynamic:-export-dynamic} %{!fbuilding-libgcc:-lgcc_s -dynamic-linker /usr/lib/Loader.so}}"
+
+/* Additional predefined macros. */
+#undef TARGET_OS_CPP_BUILTINS