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Makefile.common: don't export CC, AR, ... to sub-make

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Or we might prepend "@echo .." two times.
Reproduced by: CC=gcc make

Signed-off-by: minux <minux.ma@gmail.com>
This commit is contained in:
minux 2012-12-22 19:41:36 +08:00 committed by Xiangfu
parent ea5ad1478a
commit b1377a323b
1 changed files with 4 additions and 0 deletions
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4
Makefile.common
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@ -43,6 +43,10 @@ else
DEPEND = $(DEPEND_quiet)
RANLIB = $(RANLIB_quiet)
endif
# because all sub Makefiles also include this file, no need to pass down
# these variables. or we risk producing "@echo ... && @echo ... && cc .."
# which is not correct.
unexport CC AR DEPEND RANLIB
# ----- Dependencies ----------------------------------------------------------