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[Qemu-devel] [v2 01/71] rules.mak: New logical functions
From: |
Ákos Kovács |
Subject: |
[Qemu-devel] [v2 01/71] rules.mak: New logical functions |
Date: |
Fri, 27 Sep 2013 04:30:22 +0200 |
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 <address@hidden>
---
rules.mak | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
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 :=)
--
1.8.1.2
- [Qemu-devel] [v2 00/71] Integrating Kconfig to Qemu, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 04/71] scripts/kconfig: kconfig-frontends submodule added, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 01/71] rules.mak: New logical functions,
Ákos Kovács <=
- [Qemu-devel] [v2 02/71] Makefile.target: CONFIG_NO_* variables removed, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 03/71] default-configs/: CONFIG_GDBSTUB_XML removed, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 06/71] hw/arm/Makefile.objs: CONFIG_* created for each board, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 09/71] hw/microblaze/Makefile.objs: Create configs for petalogix boards, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 08/71] hw/m68k/Makefile.objs: Conditionally build boards, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 10/71] hw/mips/Makefile.objs: Create CONFIG_* for mips boards, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 11/71] hw/ppc/Makefile.objs: Build all boards conditinally, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 05/71] Makefile: Clone kconfig git submodule in Makefile, Ákos Kovács, 2013/09/26
- [Qemu-devel] [v2 13/71] hw/sparc/Makefile.objs: CONFIG_* for sun4m and leon3 created, Ákos Kovács, 2013/09/26