xref: /OK3568_Linux_fs/buildroot/Makefile.legacy (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun#
2*4882a593Smuzhiyun# Makefile.legacy - support for backward compatibility
3*4882a593Smuzhiyun#
4*4882a593Smuzhiyun# This file contains placeholders to detect backward-compatibility problems.
5*4882a593Smuzhiyun# When a buildroot "API" feature is being deprecated, a rule should be added
6*4882a593Smuzhiyun# here that issues an error when the old feature is used.
7*4882a593Smuzhiyun
8*4882a593Smuzhiyunifeq ($(BR2_LEGACY),y)
9*4882a593Smuzhiyun$(error "You have legacy configuration in your .config! Please check your configuration.")
10*4882a593Smuzhiyunendif
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun#
13*4882a593Smuzhiyun# Legacy options from 2014.02
14*4882a593Smuzhiyun#
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun# The BUILDROOT_DL_DIR environment variable was renamed by BR2_DL_DIR. We
17*4882a593Smuzhiyun# want to detect someone using the old variable, _except_ if also the new
18*4882a593Smuzhiyun# variable was set. By the time we get here, however, we no longer have
19*4882a593Smuzhiyun# access to the BR2_DL_DIR environment variable (because it has been overridden
20*4882a593Smuzhiyun# by the .config inclusion). However, the environment variable (if defined) was
21*4882a593Smuzhiyun# saved in DL_DIR, so we can use that.
22*4882a593Smuzhiyunifneq ($(BUILDROOT_DL_DIR),)
23*4882a593Smuzhiyunifneq ($(BUILDROOT_DL_DIR),$(DL_DIR))
24*4882a593Smuzhiyun$(error "The BUILDROOT_DL_DIR environment variable was renamed to BR2_DL_DIR.")
25*4882a593Smuzhiyunendif
26*4882a593Smuzhiyunendif
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun# If a script is using the deprecated BUILDROOT_CONFIG, make sure it fails.
29*4882a593Smuzhiyun# Add some directories in front just in case someone used dirname on it.
30*4882a593SmuzhiyunBUILDROOT_CONFIG_FAKE = /tmp/deprecated/The-BUILDROOT_CONFIG-environment-variable-was-renamed-to-BR2_CONFIG
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun# Similar to above for BUILDROOT_CONFIG, but here we have no .config equivalent.
33*4882a593Smuzhiyunifneq ($(BUILDROOT_CONFIG),)
34*4882a593Smuzhiyunifneq ($(BUILDROOT_CONFIG),$(BR2_CONFIG))
35*4882a593Smuzhiyunifneq ($(BUILDROOT_CONFIG),$(BUILDROOT_CONFIG_FAKE))
36*4882a593Smuzhiyun$(error "The BUILDROOT_CONFIG environment variable was renamed to BR2_CONFIG.")
37*4882a593Smuzhiyunendif
38*4882a593Smuzhiyunendif
39*4882a593Smuzhiyunendif
40*4882a593Smuzhiyun
41*4882a593SmuzhiyunBUILDROOT_CONFIG = $(BUILDROOT_CONFIG_FAKE)
42*4882a593Smuzhiyunexport BUILDROOT_CONFIG
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun#
45*4882a593Smuzhiyun# Legacy options from 2012.08
46*4882a593Smuzhiyun#
47*4882a593Smuzhiyun
48*4882a593Smuzhiyunhost-pkg-config:
49*4882a593Smuzhiyun	@$(call MESSAGE,host-pkg-config is replaced by host-pkgconf)
50*4882a593Smuzhiyun	@$(call MESSAGE,please update your .mk files)
51*4882a593Smuzhiyun	@false
52*4882a593Smuzhiyun.PHONY: host-pkg-config
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun#
55*4882a593Smuzhiyun# Legacy options from 2012.05
56*4882a593Smuzhiyun#
57*4882a593SmuzhiyunGENTARGETS = $$(error The GENTARGETS macro no longer exists; use $$$$(eval $$$$(generic-package)) or $$$$(eval $$$$(host-generic-package)))
58*4882a593SmuzhiyunAUTOTARGETS = $$(error The AUTOTARGETS macro no longer exists; use $$$$(eval $$$$(autotools-package)) or $$$$(eval $$$$(host-autotools-package)))
59*4882a593SmuzhiyunCMAKETARGETS = $$(error The CMAKETARGETS macro no longer exists; use $$$$(eval $$$$(cmake-package)) or $$$$(eval $$$$(host-cmake-package)))
60