forked from M-Labs/artiq
runtime/Makefile: use printf instead of non-portable echo -e
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@ -5,7 +5,7 @@ OBJECTS_KSUPPORT := exception_jmp.o exceptions.o rtio.o dds.o
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# NOTE: this does not handle dependencies well. Run "make clean"
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# when switching between UP and AMP.
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UNIPROCESSOR := $(shell /bin/echo -e "\#include <generated/csr.h>\nCSR_KERNEL_CPU_BASE" | $(CC_normal) $(CFLAGS) -E - | tail -n 1 | grep -c CSR_KERNEL_CPU_BASE)
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UNIPROCESSOR := $(shell printf "\#include <generated/csr.h>\nCSR_KERNEL_CPU_BASE" | $(CC_normal) $(CFLAGS) -E - | tail -n 1 | grep -c CSR_KERNEL_CPU_BASE)
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ifeq ($(UNIPROCESSOR),0)
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OBJECTS += mailbox.o kernelcpu.o ksupport_data.o
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