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4255d7f051
* .gitignore: Ignore lib/math.h. * INSTALL.android: Update accordingly. * build-aux/ndk-build-helper-1.mk: * build-aux/ndk-build-helper-2.mk: * build-aux/ndk-build-helper.mk: * build-aux/ndk-module-extract.awk: Handle C++ modules. * configure.ac: Enable libxml2 on Android. * cross/ndk-build/Makefile.in: * cross/ndk-build/ndk-build-shared-library.mk: * cross/ndk-build/ndk-build-static-library.mk: * cross/ndk-build/ndk-build.mk.in: * cross/ndk-build/ndk-resolve.mk: Fix dependency resolution of includes. * java/org/gnu/emacs/EmacsView.java (popupMenu): Fix minimum SDK version for actual popup menus. * lib/math.h: Delete file. * m4/ndk-build.m4 (ndk_SEARCH_MODULE, ndk_CHECK_MODULES): Look for nasm and C++ libraries. * src/android.c (faccessat): Rename to `android_faccessat'. * src/android.h: Update prototypes. * src/dired.c (file_name_completion_dirp): * src/fileio.c (file_access_p, Faccess_file, file_directory_p): * src/lisp.h: * src/lread.c (openp): * src/process.c (allocate_pty): Use sys_faccessat. * src/sysdep.c (sys_faccessat): New function.
133 lines
4.6 KiB
Makefile
133 lines
4.6 KiB
Makefile
# Copyright 2023 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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# ndk-build works by including a bunch of Makefiles which set
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# variables, and then having those Makefiles include another makefile
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# which actually builds targets.
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eq = $(and $(findstring $(1),$(2)),$(findstring $(2),$(1)))
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objname = $(1)-$(subst /,_,$(2).o)
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# Here are the default flags to link shared libraries with.
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NDK_SO_DEFAULT_LDFLAGS := -lc -lm
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define single-object-target
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ifeq (x$(suffix $(1)),x.c)
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$(call objname,$(LOCAL_MODULE),$(basename $(1))): $(LOCAL_PATH)/$(1)
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$(NDK_BUILD_CC) -c $$< -o $$@ $(NDK_CFLAGS_$(LOCAL_MODULE))
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else
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ifeq (x$(suffix $(1)),x.$(or $(LOCAL_CPP_EXTENSION),cpp))
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$(call objname,$(LOCAL_MODULE),$(basename $(1))): $(LOCAL_PATH)/$(1)
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$(NDK_BUILD_CC) -c $$< -o $$@ $(NDK_CFLAGS_$(LOCAL_MODULE)) $(NDK_CXXFLAGS_$(LOCAL_MODULE))
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else
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ifneq ($(or $(call eq,x$(suffix $(1)),x.s),$(call eq,x$(suffix $(1)),x.S)),)
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$(call objname,$(LOCAL_MODULE),$(basename $(1))): $(LOCAL_PATH)/$(1)
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$(NDK_BUILD_CC) -c $$< -o $$@ $(NDK_ASFLAGS_$(LOCAL_MODULE))
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else
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ifneq (x$(suffix $(1)),x.asm)
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$$(error Unsupported suffix: $(suffix $(1)))
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else
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ifeq ($(findstring x86,$(NDK_BUILD_ARCH)),)
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$$(error Trying to build nasm file on non-Intel platform!)
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else
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$(call objname,$(LOCAL_MODULE),$(basename $(1))): $(LOCAL_PATH)/$(1)
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$(NDK_BUILD_NASM) -o $$@ -i $(LOCAL_PATH) -i $$(dir $$<) $(NDK_ASFLAGS_$(LOCAL_MODULE)) $$<
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endif
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endif
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endif
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endif
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endif
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ALL_OBJECT_FILES$(LOCAL_MODULE) += $(call objname,$(LOCAL_MODULE),$(basename $(1)))
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endef
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# Make sure to not add a prefix to local includes that already specify
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# $(LOCAL_PATH).
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NDK_CFLAGS_$(LOCAL_MODULE) := $(addprefix -I,$(LOCAL_C_INCLUDES))
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NDK_CFLAGS_$(LOCAL_MODULE) += -fPIC -iquote $(LOCAL_PATH) $(LOCAL_EXPORT_CFLAGS) $(LOCAL_CFLAGS) $(LOCAL_CFLAGS_$(NDK_BUILD_ARCH))
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NDK_ASFLAGS_$(LOCAL_MODULE) := $(LOCAL_ASFLAGS) $(LOCAL_ASFLAGS_$(NDK_BUILD_ARCH))
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NDK_LDFLAGS_$(LOCAL_MODULE) := $(LOCAL_LDLIBS) $(LOCAL_LDFLAGS)
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NDK_CXXFLAGS_$(LOCAL_MODULE) := $(LOCAL_CPPFLAGS) $(LOCAL_RTTI_FLAG)
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# Now look for features in LOCAL_CPP_FEATURES and enable them.
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ifneq ($(findstring exceptions,$(LOCAL_CPPFLAGS)),)
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NDK_CXXFLAGS_$(LOCAL_MODULE) += -fexceptions
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endif
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ifneq ($(findstring rtti,$(LOCAL_CPPFLAGS)),)
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NDK_CXXFLAGS_$(LOCAL_MODULE) += -frtti
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endif
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ALL_OBJECT_FILES$(LOCAL_MODULE) :=
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ifeq ($(NDK_BUILD_ARCH)$(NDK_ARM_MODE),armarm)
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NDK_CFLAGS ::= -marm
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else
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ifeq ($(NDK_BUILD_ARCH),arm)
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NDK_CFLAGS ::= -mthumb
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endif
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endif
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ifeq ($(findstring lib,$(LOCAL_MODULE)),lib)
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LOCAL_MODULE_FILENAME := $(LOCAL_MODULE)_emacs
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else
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LOCAL_MODULE_FILENAME := lib$(LOCAL_MODULE)_emacs
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endif
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# Since a shared library is being built, suffix the library with
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# _emacs. Otherwise, libraries already on the system will be found
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# first, with potentially nasty consequences.
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LOCAL_MODULE_FILENAME := $(LOCAL_MODULE_FILENAME).so
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# Record this module's dependencies and exported includes and CFLAGS,
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# and then add that of its dependencies.
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include ndk-resolve.mk
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# Then define rules to build all objects.
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ALL_SOURCE_FILES = $(LOCAL_SRC_FILES) $(LOCAL_SRC_FILES_$(NDK_BUILD_ARCH))
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# This defines all dependencies.
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ALL_OBJECT_FILES$(LOCAL_MODULE) =
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$(foreach source,$(ALL_SOURCE_FILES),$(eval $(call single-object-target,$(source))))
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# Now define the rule to build the shared library. Shared libraries
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# link with all of the archive files from the static libraries on
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# which they depend.
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define define-module-rule
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$(LOCAL_MODULE_FILENAME): $(ALL_OBJECT_FILES$(LOCAL_MODULE)) $(NDK_LOCAL_A_NAMES_$(LOCAL_MODULE)) $(NDK_WHOLE_A_NAMES_$(LOCAL_MODULE))
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$(NDK_BUILD_CC) $(1) $(2) -o $$@ -shared $(NDK_LDFLAGS$(LOCAL_MODULE)) $(NDK_SO_EXTRA_FLAGS_$(LOCAL_MODULE)) $(NDK_SO_DEFAULT_LDFLAGS)
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endef
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NDK_WHOLE_ARCHIVE_PREFIX = -Wl,--whole-archive
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NDK_WHOLE_ARCHIVE_SUFFIX = -Wl,--no-whole-archive
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$(eval $(call define-module-rule,$(ALL_OBJECT_FILES$(LOCAL_MODULE)) $(NDK_LOCAL_A_NAMES_$(LOCAL_MODULE)),$(and $(strip $(NDK_WHOLE_A_NAMES_$(LOCAL_MODULE))),$(NDK_WHOLE_ARCHIVE_PREFIX) $(NDK_WHOLE_A_NAMES_$(LOCAL_MODULE)) $(NDK_WHOLE_ARCHIVE_SUFFIX))))
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