build: set _FORTIFY_SOURCE=2 in libselinux

Use -D_FO0RTIFY_SOURCE=2 when building libselinux and it's util library.
Note that this can be overridden by setting CFLAGS during the build.

Signed-off-by: William Roberts <william.c.roberts@intel.com>
This commit is contained in:
William Roberts 2018-12-26 06:48:20 -08:00
parent 4f96b323b0
commit 97edcebd1e
2 changed files with 2 additions and 2 deletions

View File

@ -64,7 +64,7 @@ ifeq ($(COMPILER), gcc)
EXTRA_CFLAGS = -fipa-pure-const -Wlogical-op -Wpacked-bitfield-compat -Wsync-nand \
-Wcoverage-mismatch -Wcpp -Wformat-contains-nul -Wnormalized=nfc -Wsuggest-attribute=const \
-Wsuggest-attribute=noreturn -Wsuggest-attribute=pure -Wtrampolines -Wjump-misses-init \
-Wno-suggest-attribute=pure -Wno-suggest-attribute=const -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE
-Wno-suggest-attribute=pure -Wno-suggest-attribute=const -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
else
EXTRA_CFLAGS = -Wunused-command-line-argument
endif

View File

@ -30,7 +30,7 @@ CFLAGS ?= -O -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissi
-Wformat-extra-args -Wformat-zero-length -Wformat=2 -Wmultichar \
-Woverflow -Wpointer-to-int-cast -Wpragmas \
-Wno-missing-field-initializers -Wno-sign-compare \
-Wno-format-nonliteral -Wframe-larger-than=$(MAX_STACK_SIZE) -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE \
-Wno-format-nonliteral -Wframe-larger-than=$(MAX_STACK_SIZE) -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 \
-fstack-protector-all --param=ssp-buffer-size=4 -fexceptions \
-fasynchronous-unwind-tables -fdiagnostics-show-option -funit-at-a-time \
-Werror -Wno-aggregate-return -Wno-redundant-decls \