package.mk revision 1750944332ea4e461383bcf79614b46cdfb047fa 
1# We don't automatically set up rules to build packages for both
2# TARGET_ARCH and TARGET_2ND_ARCH.
3# By default, an package is built for TARGET_ARCH.
4# To build it for TARGET_2ND_ARCH in a 64bit product, use "LOCAL_MULTILIB := 32".
5
6include $(BUILD_SYSTEM)/multilib.mk
7
8ifeq ($(TARGET_SUPPORTS_32_BIT_APPS)|$(TARGET_SUPPORTS_64_BIT_APPS),true|true)
9  # packages default to building for either architecture,
10  # the preferred if its supported, otherwise the non-preferred.
11else ifeq ($(TARGET_SUPPORTS_64_BIT_APPS),true)
12  # only 64-bit apps supported
13  ifeq ($(filter $(my_module_multilib),64 both first),$(my_module_multilib))
14    # if my_module_multilib was 64, both, first, or unset, build for 64-bit
15    my_module_multilib := 64
16  else
17    # otherwise don't build this app
18    my_module_multilib := none
19  endif
20else
21  # only 32-bit apps supported
22  ifeq ($(filter $(my_module_multilib),32 both),$(my_module_multilib))
23    # if my_module_multilib was 32, both, or unset, build for 32-bit
24    my_module_multilib := 32
25  else ifeq ($(my_module_multilib),first)
26    ifndef TARGET_IS_64_BIT
27      # if my_module_multilib was first and this is a 32-bit build, build for
28      # 32-bit
29      my_module_multilib := 32
30    else
31      # if my_module_multilib was first and this is a 64-bit build, don't build
32      # this app
33      my_module_multilib := none
34    endif
35  else
36    # my_module_mulitlib was 64 or none, don't build this app
37    my_module_multilib := none
38  endif
39endif
40
41LOCAL_NO_2ND_ARCH_MODULE_SUFFIX := true
42
43# if TARGET_PREFER_32_BIT is set, try to build 32-bit first
44ifdef TARGET_2ND_ARCH
45ifeq ($(TARGET_PREFER_32_BIT),true)
46LOCAL_2ND_ARCH_VAR_PREFIX := $(TARGET_2ND_ARCH_VAR_PREFIX)
47else
48LOCAL_2ND_ARCH_VAR_PREFIX :=
49endif
50endif
51
52# check if preferred arch is supported
53include $(BUILD_SYSTEM)/module_arch_supported.mk
54ifeq ($(my_module_arch_supported),true)
55# first arch is supported
56include $(BUILD_SYSTEM)/package_internal.mk
57else ifneq (,$(TARGET_2ND_ARCH))
58# check if the non-preferred arch is the primary or secondary
59ifeq ($(TARGET_PREFER_32_BIT),true)
60LOCAL_2ND_ARCH_VAR_PREFIX :=
61else
62LOCAL_2ND_ARCH_VAR_PREFIX := $(TARGET_2ND_ARCH_VAR_PREFIX)
63endif
64
65# check if non-preferred arch is supported
66include $(BUILD_SYSTEM)/module_arch_supported.mk
67ifeq ($(my_module_arch_supported),true)
68# secondary arch is supported
69include $(BUILD_SYSTEM)/package_internal.mk
70endif
71endif # TARGET_2ND_ARCH
72
73LOCAL_2ND_ARCH_VAR_PREFIX :=
74LOCAL_NO_2ND_ARCH_MODULE_SUFFIX :=
75
76my_module_arch_supported :=
77