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chore: Update compiler flags for security enhancements #447

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Merged
deepin-bot merged 1 commit into from
Jan 31, 2026
Merged

chore: Update compiler flags for security enhancements #447

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11 changes: 11 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,17 @@ cmake_minimum_required(VERSION 3.0)

project(deepin-camera VERSION 1.0.0)

if(CMAKE_BUILD_TYPE STREQUAL "Release")
message("Enable build hardening.")

set(CMAKE_VERBOSE_MAKEFILE ON)

set(HARDENING_FLAGS "-Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -ffile-prefix-map=${CMAKE_SOURCE_DIR}=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${HARDENING_FLAGS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${HARDENING_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,relro -Wl,-z,now")
endif()

add_subdirectory(src)

#if (CMAKE_BUILD_TYPE STREQUAL "Debug")
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8 changes: 4 additions & 4 deletions src/CMakeLists.txt
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Expand Up @@ -61,12 +61,12 @@ endif()

# 加速编译优化参数
if (CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "mips64")
SET(CMAKE_CXX_FLAGS "$ENV{CXXFLAGS} -O3 -ftree-vectorize -march=loongson3a -mhard-float -mno-micromips -mno-mips16 -flax-vector-conversions -mloongson-ext2 -mloongson-mmi -Wl,--as-needed -fPIE")
SET(CMAKE_C_FLAGS "$ENV{CFLAGS} -O3 -ftree-vectorize -march=loongson3a -mhard-float -mno-micromips -mno-mips16 -flax-vector-conversions -mloongson-ext2 -mloongson-mmi -Wl,--as-needed -fPIE")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} $ENV{CXXFLAGS} -O3 -ftree-vectorize -march=loongson3a -mhard-float -mno-micromips -mno-mips16 -flax-vector-conversions -mloongson-ext2 -mloongson-mmi -Wl,--as-needed -fPIE")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} $ENV{CFLAGS} -O3 -ftree-vectorize -march=loongson3a -mhard-float -mno-micromips -mno-mips16 -flax-vector-conversions -mloongson-ext2 -mloongson-mmi -Wl,--as-needed -fPIE")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie")
else()
SET(CMAKE_CXX_FLAGS "$ENV{CXXFLAGS} -g -Wl,--as-needed -fPIE")
SET(CMAKE_C_FLAGS "$ENV{CFLAGS} -O3 -Wl,--as-needed -fPIE")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} $ENV{CXXFLAGS} -g -Wl,--as-needed -fPIE")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} $ENV{CFLAGS} -O3 -Wl,--as-needed -fPIE")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie")
endif()

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