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build system: fix broken CONFIG_SYSROOT handling

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2012-03-08 00:20:01 +01:00
parent bf6343796e
commit 39c2cb2e93
1 changed files with 3 additions and 1 deletions
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4
Makefile.flags
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@ -104,7 +104,9 @@ else
LDLIBS += m
endif
ifneq ($(CONFIG_SYSROOT),)
# Note: both "" (string consisting of two quote chars) and empty string
# are possible, and should be skipped below.
ifneq ($(subst "",,$(CONFIG_SYSROOT)),)
CFLAGS += --sysroot=$(CONFIG_SYSROOT)
export SYSROOT=$(CONFIG_SYSROOT)
endif