From 63bb6f6effbaae9864366588464a7b9354c9a623 Mon Sep 17 00:00:00 2001 From: Paul Kocialkowski Date: Wed, 20 Jul 2016 16:26:32 +0200 Subject: [PATCH 3/6] Enforce compilation without system headers This is based on commit bc404c94b4ab1e6a62e607fd7ef034aa31d6388e (Enforce compilation without system headers) --- Makefile | 5 +++-- Makefile.toolchain | 2 +- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/Makefile b/Makefile index 01581fb..195ea44 100644 --- a/Makefile +++ b/Makefile @@ -99,8 +99,9 @@ _rw_size_str:=$(shell echo "CONFIG_FW_RW_SIZE" | $(CPP) $(CPPFLAGS) -P \ _rw_size:=$(shell echo "$$(($(_rw_size_str)))") # Get RSA key size from board defines -_rsa_size:=$(shell echo "CONFIG_RSA_KEY_SIZE" | $(CPP) $(CPPFLAGS) -P \ - -Ichip/$(CHIP) -Iboard/$(BOARD) -imacros include/rsa.h) +_rsa_size:=$(shell echo "CONFIG_RSA_KEY_SIZE" | $(CPP) $(CPPFLAGS) \ + $(CFLAGS_WARN) -P -Ichip/$(CHIP) -Iboard/$(BOARD) \ + -imacros include/rsa.h) $(eval RSA_KEY_SIZE=$(_rsa_size)) $(eval BOARD_$(UC_BOARD)=y) diff --git a/Makefile.toolchain b/Makefile.toolchain index 43f390c..898129c 100644 --- a/Makefile.toolchain +++ b/Makefile.toolchain @@ -19,7 +19,7 @@ BUILDCC?=gcc HOSTCC?=$(HOST_CROSS_COMPILE)gcc CFLAGS_WARN=-Wall -Werror -Wundef -Wstrict-prototypes -Wno-trigraphs \ - -fno-strict-aliasing -fno-common \ + -fno-strict-aliasing -fno-common -ffreestanding -fno-builtin \ -Werror-implicit-function-declaration -Wno-format-security \ -fno-delete-null-pointer-checks -Wdeclaration-after-statement \ -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -- 2.9.0