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make: Build with -Werror by default

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Can be overridden from the environment by setting WERROR=0

also remove reversed logic for Werror in Makefile.buildtest
(a typo caused Werror to be always enabled for all builds)
This commit is contained in:
Joakim Gebart 2015-07-21 07:05:14 +02:00
parent 88a81a3753
commit e95a4c50a9
5 changed files with 14 additions and 8 deletions
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6
Makefile.buildtests
View File

@ -31,11 +31,6 @@ endif
info-buildsizes-diff info-build info-boards-supported \ info-buildsizes-diff info-build info-boards-supported \
info-features-missing info-boards-features-missing info-features-missing info-boards-features-missing
# Make buildtests error out on warnings by adding -Werror
ifeq (, $(filter buildtest, $(MAKECMDGOALS)))
CFLAGS+=-Werror
endif
ifeq ($(BUILD_IN_DOCKER),1) ifeq ($(BUILD_IN_DOCKER),1)
buildtest: ..in-docker-container buildtest: ..in-docker-container
else else
@ -63,6 +58,7 @@ buildtest:
BINDIRBASE=$${BINDIRBASE} \ BINDIRBASE=$${BINDIRBASE} \
RIOTNOLINK=$${RIOTNOLINK} \ RIOTNOLINK=$${RIOTNOLINK} \
RIOT_VERSION=$${RIOT_VERSION} \ RIOT_VERSION=$${RIOT_VERSION} \
WERROR=$${WERROR} \
$(MAKE) -j$(NPROC) 2>&1) ; \ $(MAKE) -j$(NPROC) 2>&1) ; \
if [ "$${?}" = "0" ]; then \ if [ "$${?}" = "0" ]; then \
${COLOR_ECHO} "${COLOR_GREEN}success${COLOR_RESET}"; \ ${COLOR_ECHO} "${COLOR_GREEN}success${COLOR_RESET}"; \

1
Makefile.docker
View File

@ -50,6 +50,7 @@ export DOCKER_ENV_VARS = \
OFLAGS \ OFLAGS \
PREFIX \ PREFIX \
QUIET \ QUIET \
WERROR \
RIOT_VERSION \ RIOT_VERSION \
SCANBUILD_ARGS \ SCANBUILD_ARGS \
SCANBUILD_OUTPUTDIR \ SCANBUILD_OUTPUTDIR \

13
Makefile.include
View File

@ -64,10 +64,17 @@ else
endif endif
ifeq ($(QUIET),1) ifeq ($(QUIET),1)
AD=@ AD=@
MAKEFLAGS += --no-print-directory MAKEFLAGS += --no-print-directory
else else
AD= AD=
endif
# Fail on warnings. Can be overridden by `make WERROR=0`.
WERROR ?= 1
export WERROR
ifeq ($(WERROR),1)
CFLAGS += -Werror
endif endif
ifneq (10,$(if ${RIOT_VERSION},1,0)$(if ${__RIOTBUILD_FLAG},1,0)) ifneq (10,$(if ${RIOT_VERSION},1,0)$(if ${__RIOTBUILD_FLAG},1,0))

1
Makefile.scan-build
View File

@ -25,6 +25,7 @@ SCANBUILD_ENV_VARS := \
PATH \ PATH \
PREFIX \ PREFIX \
QUIET \ QUIET \
WERROR \
RIOT_VERSION \ RIOT_VERSION \
SIZE \ SIZE \
TOOLCHAIN \ TOOLCHAIN \

1
Makefile.vars
View File

@ -37,6 +37,7 @@ export OBJCOPY # The command used to create the HEXFILE.
export OFLAGS # The parameter for OBJCOPY, e.g. to strip the debug information. export OFLAGS # The parameter for OBJCOPY, e.g. to strip the debug information.
export SIZE # The command to read to size of the ELF sections. export SIZE # The command to read to size of the ELF sections.
export UNDEF # Set by the BOARD's and CPU's Makefile.include, this contains object files with must not be used in the ELFFILE even if the if no call to the functions. export UNDEF # Set by the BOARD's and CPU's Makefile.include, this contains object files with must not be used in the ELFFILE even if the if no call to the functions.
export WERROR # Treat all compiler warnings as errors if set to 1 (see -Werror flag in GCC manual)
export FLASHER # The command to call on "make flash". export FLASHER # The command to call on "make flash".
export FFLAGS # The parameters to supply to FLASHER. export FFLAGS # The parameters to supply to FLASHER.