!67 fix securec compile options, build release version by default, instead of debug

Merge pull request !67 from yanghaoran/master

cmake/external_libs/securec.cmake

@@ -4,7 +4,7 @@ graphengine_add_pkg(securec
         MD5 0782dd2351fde6920d31a599b23d8c91
         LIBS c_sec
         PATCHES ${GE_SOURCE_DIR}/third_party/patch/securec/securec.patch001
-        CMAKE_OPTION " "
+        CMAKE_OPTION "-DCMAKE_BUILD_TYPE=Release"
         )
 include_directories(${securec_INC})
 file(COPY ${securec_INC}/../lib/libc_sec.so DESTINATION ${CMAKE_SOURCE_DIR}/build/graphengine)

third_party/patch/securec/securec.patch001

@@ -1,12 +1,11 @@
-diff -Npur bounds_checking_function/CMakeLists.txt securec/CMakeLists.txt
+diff -Npur -x .git bounds_checking_function/CMakeLists.txt securec/CMakeLists.txt
 --- bounds_checking_function/CMakeLists.txt	1970-01-01 08:00:00.000000000 +0800
-+++ securec/CMakeLists.txt	2020-05-11 17:10:49.406735400 +0800
-@@ -0,0 +1,19 @@
++++ securec/CMakeLists.txt	2020-09-19 16:53:48.689460700 +0800
+@@ -0,0 +1,18 @@
 +cmake_minimum_required(VERSION 3.14)
 +project(Securec)
-+set(CMAKE_BUILD_TYPE "Debug")
 +set(CMAKE_C_FLAGS_DEBUG "$ENV{CFLAGS} -fPIC -O0 -Wall -Wno-deprecated-declarations -g2 -ggdb -fno-inline-functions -fno-omit-frame-pointer -D_LIBCPP_INLINE_VISIBILITY='' -D'_LIBCPP_EXTERN_TEMPLATE(...)='")
-+set(CMAKE_C_FLAGS_RELEASE "$ENV{CFLAGS} -fPIC -O3 -Wall -Wno-deprecated-declarations")
++set(CMAKE_C_FLAGS_RELEASE "$ENV{CFLAGS} -fPIC -Wall -D_FORTIFY_SOURCE=2 -O2 -Wno-deprecated-declarations -fstack-protector-all -Wl,-z,relro,-z,now")
 +set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 +
 +#add flags