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tools/thermal: tmon: use "-fstack-protector" only if supported

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Most, but not all, toolchains support the "-fstack-protector" flag. We
check if the compiler supports the flag before using it. This allows
tmon to be compiled for more environments.

Signed-off-by: Markus Mayer <[email protected]>
Signed-off-by: Zhang Rui <[email protected]>
This commit is contained in:
Markus Mayer authored and Zhang Rui committed 2017-10-18 09:59:30 +08:00
1 parent 2bd6bf03f4
commit ec04aa3ae8
1 file changed
+6 -1
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tools/thermal/tmon/Makefile
+6 -1
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@@ -1,8 +1,13 @@
# We need this for the "cc-option" macro.
include ../../../scripts/Kbuild.include
VERSION = 1.0
BINDIR=usr/bin
WARNFLAGS=-Wall -Wshadow -W -Wformat -Wimplicit-function-declaration -Wimplicit-int
CFLAGS+= -O1 ${WARNFLAGS} -fstack-protector
CFLAGS+= -O1 ${WARNFLAGS}
# Add "-fstack-protector" only if toolchain supports it.
CFLAGS+= $(call cc-option,-fstack-protector)
CC=$(CROSS_COMPILE)gcc
CFLAGS+=-D VERSION=\"$(VERSION)\"