lua: build scripts updated

Author: DarkCaster

lua/build-linux.sh

@@ -11,8 +11,8 @@ patch -p1 -i ../../build.patch
 
 make \
   PLAT=linux \
-  MYCFLAGS="-Os -fPIC -flto -fuse-linker-plugin -ffat-lto-objects" \
-  MYLDFLAGS="-Os -static -fPIC -flto -fuse-linker-plugin -ffat-lto-objects"
+  MYCFLAGS="-Os -fPIE -flto -fuse-linker-plugin -ffat-lto-objects" \
+  MYLDFLAGS="-Os -pie -static -flto -fuse-linker-plugin -ffat-lto-objects -Wl,-z,relro,-z,now"
 
 strip --strip-unneeded src/lua
 cp src/lua ../../lua-linux-$arch

lua/build-mingw-i686.sh

@@ -11,8 +11,8 @@ make \
   CC="i686-w64-mingw32-gcc -std=gnu99" \
   AR="i686-w64-mingw32-ar rc" \
   RANLIB="i686-w64-mingw32-ranlib" \
-  MYCFLAGS="-Os -flto -fuse-linker-plugin -ffat-lto-objects" \
-  MYLDFLAGS="-Os -static -flto -fuse-linker-plugin -ffat-lto-objects"
+  MYCFLAGS="-Os -fPIE -flto -fuse-linker-plugin -ffat-lto-objects" \
+  MYLDFLAGS="-Os -pie -static -flto -fuse-linker-plugin -ffat-lto-objects -Wl,-z,relro,-z,now"
 
 i686-w64-mingw32-strip --strip-unneeded src/lua.exe
 cp src/lua.exe ../../lua-windows-i686.exe

lua/build-mingw-x86_64.sh

@@ -11,8 +11,8 @@ make \
   CC="x86_64-w64-mingw32-gcc -std=gnu99" \
   AR="x86_64-w64-mingw32-ar rc" \
   RANLIB="x86_64-w64-mingw32-ranlib" \
-  MYCFLAGS="-Os -flto -fuse-linker-plugin -ffat-lto-objects" \
-  MYLDFLAGS="-Os -static -flto -fuse-linker-plugin -ffat-lto-objects"
+  MYCFLAGS="-Os -fPIE -flto -fuse-linker-plugin -ffat-lto-objects" \
+  MYLDFLAGS="-Os -pie -static -flto -fuse-linker-plugin -ffat-lto-objects -Wl,-z,relro,-z,now"
 
 x86_64-w64-mingw32-strip --strip-unneeded src/lua.exe
 cp src/lua.exe ../../lua-windows-x86_64.exe