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msp430: Add newlib support #4766

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msp430: Add newlib support #4766

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1abf84a
msp430 newlib support
Jan 17, 2016
6e51e93
squash msp430 newlib fixes
Mar 18, 2016
9bc8f41
msp430: Use custom ldscripts
Jun 23, 2016
cb28ebc
sys/newlib: Add error message when no newlib headers are found
Jun 23, 2016
a3ef1da
msp430: More newlib fixes
Jun 23, 2016
faf627e
squash fix building on old toolchain
Jun 27, 2016
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squash fix building on old toolchain
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Joakim Nohlgård committed Jun 27, 2016
commit faf627ef07eabeeb447897c477b5bcf4dd7b9c1e
8 changes: 2 additions & 6 deletions cpu/Makefile.include.msp430_common
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Expand Up @@ -13,9 +13,6 @@ export ASFLAGS += $(CFLAGS_CPU) --defsym $(CPU_MODEL)=1 $(CFLAGS_DBG)
# export linker flags
export LINKFLAGS += $(CFLAGS_CPU) $(CFLAGS_DBG) $(CFLAGS_OPT) -static -lgcc

export LINKFLAGS += -L$(RIOTCPU)/$(CPU)/ldscripts -L$(RIOTCPU)/msp430-common/ldscripts
export LINKFLAGS += -T$(RIOTCPU)/$(CPU)/ldscripts/$(CPU_MODEL).ld -Wl,--fatal-warnings

# Import all toolchain settings
include $(RIOTCPU)/Makefile.include.$(TOOLCHAIN)

Expand Down Expand Up @@ -46,9 +43,8 @@ ifeq (1,$(MSP430_USE_NEWLIB))
# use newlib as libc
export USEMODULE += newlib

# Some compatibility definitions for using the TI provided ldscripts with RIOT's
# newlib syscalls.c
CFLAGS_MEMMAP = -D_sheap=end -D_eheap=__stack -D_end=end
export LINKFLAGS += -L$(RIOTCPU)/$(CPU)/ldscripts -L$(RIOTCPU)/msp430-common/ldscripts
export LINKFLAGS += -T$(RIOTCPU)/$(CPU)/ldscripts/$(CPU_MODEL).ld -Wl,--fatal-warnings

# use the nano-specs of Newlib when available
ifeq ($(shell $(LINK) -specs=nano.specs -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
Expand Down