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author | 2009-07-21 14:11:18 +0200 | |
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committer | 2009-07-27 14:10:55 -0500 | |
commit | 70071e1707b035b9b750f4494ae53c6ab696c4fc (patch) | |
tree | d5ee809db881eb33927d8e6ddc7f1047f6c9aa7f /rules.mak | |
parent | Generate config-host.h from config-host.mak (diff) | |
download | qemu-kvm-70071e1707b035b9b750f4494ae53c6ab696c4fc.tar.gz qemu-kvm-70071e1707b035b9b750f4494ae53c6ab696c4fc.tar.bz2 qemu-kvm-70071e1707b035b9b750f4494ae53c6ab696c4fc.zip |
move cc-option definition to rules.mak
Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'rules.mak')
-rw-r--r-- | rules.mak | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -17,3 +17,9 @@ LINK = $(call quiet-command,$(CC) $(LDFLAGS) -o $@ $(1) $(ARLIBS_BEGIN) $(ARLIBS $(call quiet-command,rm -f $@ && $(AR) rcs $@ $^," AR $(TARGET_DIR)$@") quiet-command = $(if $(V),$1,$(if $(2),@echo $2 && $1, @$1)) + +# cc-option +# Usage: CFLAGS+=$(call cc-option, $(CFLAGS), -falign-functions=0, -malign-functions=0) + +cc-option = $(shell if $(CC) $(1) $(2) -S -o /dev/null -xc /dev/null \ + > /dev/null 2>&1; then echo "$(2)"; else echo "$(3)"; fi ;) |