| From | Ivan Khoronzhuk <> | Subject | [PATCH v3 bpf-next 01/14] samples: bpf: makefile: fix HDR_PROBE "echo" | Date | Mon, 16 Sep 2019 13:54:20 +0300 |
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echo should be replaced with echo -e to handle '\n' correctly, but instead, replace it with printf as some systems can't handle echo -e.
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org> --- samples/bpf/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 1d9be26b4edd..f50ca852c2a8 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -201,7 +201,7 @@ endif # Don't evaluate probes and warnings if we need to run make recursively ifneq ($(src),) -HDR_PROBE := $(shell echo "\#include <linux/types.h>\n struct list_head { int a; }; int main() { return 0; }" | \ +HDR_PROBE := $(shell printf "\#include <linux/types.h>\n struct list_head { int a; }; int main() { return 0; }" | \ $(HOSTCC) $(KBUILD_HOSTCFLAGS) -x c - -o /dev/null 2>/dev/null && \ echo okay) -- 2.17.1
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