mirror of https://github.com/proxmox/mirror_qemu
qemu: delete rule target on error
Instruct make to remove any rule target on error. This prevetns situation where there was an error during build but generated file still stays behind. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>master
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@ -47,3 +47,6 @@ cc-option = $(if $(shell $(CC) $1 $2 -S -o /dev/null -xc /dev/null \
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%.h-timestamp: %.mak
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$(call quiet-command, sh $(SRC_PATH)/create_config < $< > $@, " GEN $*.h")
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@cmp $@ $*.h >/dev/null 2>&1 || cp $@ $*.h
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# will delete the target of a rule if commands exit with a nonzero exit status
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.DELETE_ON_ERROR:
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