54836c47c7
* INSTALL.android: Update documentation. * build-aux/ndk-build-helper-1.mk: When building shared libraries, do not link libemacs.so with dependent archive files. * build-aux/ndk-build-helper-2.mk: Add whole archive dependencies as well. * configure.ac (HAVE_JPEG): Enable on Android. * cross/ndk-build/ndk-build-shared-library.mk: Link the shared object with archive file dependencies. * cross/ndk-build/ndk-build-static-library.mk: Build all code position-independently. * cross/ndk-build/ndk-resolve.mk: Separately resolve a names of archive and whole archive dependencies. * src/Makefile.in (JPEG_CFLAGS): New variable. (EMACS_CFLAGS): Add it.
87 lines
2.8 KiB
Makefile
87 lines
2.8 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 /,_,$(2).o)
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define single-object-target
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ifeq (x$(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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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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$$(error Unsupported suffix: $(suffix $(1)))
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endif
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endif
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ALL_OBJECT_FILES$(LOCAL_MODULE) += $(call objname,$(LOCAL_MODULE),$(basename $(1)))
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endef
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NDK_CFLAGS_$(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) $(LOCAL_LDFLAGS)
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ALL_OBJECT_FILES$(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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LOCAL_MODULE_FILENAME := $(strip $(LOCAL_MODULE_FILENAME))
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ifndef LOCAL_MODULE_FILENAME
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ifeq ($(findstring lib,$(LOCAL_MODULE)),lib)
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LOCAL_MODULE_FILENAME := $(LOCAL_MODULE)
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else
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LOCAL_MODULE_FILENAME := lib$(LOCAL_MODULE)
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endif
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endif
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LOCAL_MODULE_FILENAME := $(LOCAL_MODULE_FILENAME).a
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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 library.
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$(LOCAL_MODULE_FILENAME): $(ALL_OBJECT_FILES$(LOCAL_MODULE))
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$(NDK_BUILD_AR) r $@ $^
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