82 lines
2.7 KiB
Makefile
82 lines
2.7 KiB
Makefile
# ndk-build-helper.mk -- Helper for ndk-build.m4.
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# Copyright (C) 2023-2024 Free Software Foundation, Inc.
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# This file is part of GNU Emacs.
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# GNU Emacs is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# GNU Emacs is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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# This Makefile sets up enough to parse an Android-style Android.mk
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# file and return useful information about its contents.
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# See the text under ``NDK BUILD SYSTEM IMPLEMENTATION'' in
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# cross/ndk-build/README for more details.
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# TARGET_ARCH_ABI is the ABI that is being built for.
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TARGET_ARCH_ABI := $(EMACS_ABI)
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# TARGET_ARCH is the architecture that is being built for.
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TARGET_ARCH := $(NDK_BUILD_ARCH)
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# NDK_LAST_MAKEFILE is the last Makefile that was included.
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NDK_LAST_MAKEFILE = $(lastword $(filter %Android.mk,$(MAKEFILE_LIST)))
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# local-makefile is the current Makefile being loaded.
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local-makefile = $(NDK_LAST_MAKEFILE)
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# Make NDK_BUILD_DIR absolute.
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NDK_BUILD_DIR := $(absname $(NDK_BUILD_DIR))
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# Make EMACS_SRCDIR absolute. This must be absolute, or nested
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# Android.mk files will not be able to find CLEAR_VARS.
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EMACS_SRCDIR := $(absname $(EMACS_SRCDIR))
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# my-dir is a function that returns the Android module directory. If
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# no Android.mk has been loaded, use ANDROID_MODULE_DIRECTORY.
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my-dir = $(or $(and $(local-makefile),$(dir $(local-makefile))),$(ANDROID_MODULE_DIRECTORY))
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# Return all Android.mk files under the first arg.
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all-makefiles-under = $(wildcard $(1)/*/Android.mk)
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# Return all Android.mk files in subdirectories of this Makefile's
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# location.
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all-subdir-makefiles = $(call all-makefiles-under,$(call my-dir))
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# These functions are not implemented.
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parent-makefile =
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grand-parent-makefile =
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NDK_IMPORTS :=
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# Add the specified module (arg 1) to NDK_IMPORTS.
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import-module = $(eval NDK_IMPORTS += $(1))
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# Print out module information every time BUILD_SHARED_LIBRARY is
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# called.
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BUILD_SHARED_LIBRARY=$(BUILD_AUXDIR)ndk-build-helper-1.mk
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BUILD_STATIC_LIBRARY=$(BUILD_AUXDIR)ndk-build-helper-2.mk
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BUILD_EXECUTABLE=$(BUILD_AUXDIR)ndk-build-helper-3.mk
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CLEAR_VARS=$(BUILD_AUXDIR)ndk-build-helper-4.mk
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# Now include Android.mk.
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include $(ANDROID_MAKEFILE)
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# Finally, print out the imports.
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$(info Start Imports)
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$(info $(NDK_IMPORTS))
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$(info End Imports)
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# Dummy target.
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all:
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