| Message ID | 1380249092-4775-2-git-send-email-akoskovacs@gmx.com |
|---|---|
| State | New |
| Headers | show |
diff --git a/rules.mak b/rules.mak index 4499745..7e8e3bd 100644 --- a/rules.mak +++ b/rules.mak @@ -106,6 +106,22 @@ clean: clean-timestamp obj := . old-nested-dirs := +# Logical functions +lnot = $(if $(subst n,,$1),n,y) + +land-yy = y +land = $(land-$1$2) + +lor = $(if $(subst $2,,$1)$(subst $1,,$2),n,y) + +lif = $(if $(subst n,,$1),$2,$3) + +eq = $(if $(subst $2,,$1)$(subst $1,,$2),n,y) +ne = $(if $(subst $2,,$1)$(subst $1,,$2),y,n) + +isempty = $(call eq,$1,) +notempty = $(call ne,$1,) + define push-var $(eval save-$2-$1 = $(value $1)) $(eval $1 :=)
lnot, land, lor, lif, eq, ne, isempty, notempty functions added Example usage: obj-$(call lor,$(CONFIG_LINUX),$(CONFIG_BSD)) += feature.o Signed-off-by: Ákos Kovács <akoskovacs@gmx.com> --- rules.mak | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)