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am ca122b0e: libc: Cleanup the libc makefile. 

Merge commit 'ca122b0e34df0e8c485be0d3ab1b80f728b76276'

* commit 'ca122b0e34df0e8c485be0d3ab1b80f728b76276':
  libc: Cleanup the libc makefile.
This commit is contained in:
Dima Zavin 2009-05-28 12:38:00 -07:00 committed by The Android Open Source Project
parent 4cab53af77 ca122b0e34
commit b489245af2
1 changed files with 85 additions and 117 deletions
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202
libc/Android.mk
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@ -1,6 +1,9 @@
LOCAL_PATH:= $(call my-dir) LOCAL_PATH:= $(call my-dir)
include $(LOCAL_PATH)/arch-$(TARGET_ARCH)/syscalls.mk include $(LOCAL_PATH)/arch-$(TARGET_ARCH)/syscalls.mk
# Define the common source files for all the libc instances
# =========================================================
libc_common_src_files := \ libc_common_src_files := \
$(syscall_src) \ $(syscall_src) \
unistd/abort.c \ unistd/abort.c \
@ -272,6 +275,8 @@ libc_common_src_files := \
netbsd/nameser/ns_print.c \ netbsd/nameser/ns_print.c \
netbsd/nameser/ns_samedomain.c netbsd/nameser/ns_samedomain.c
# Architecture specific source files go here
# =========================================================
ifeq ($(TARGET_ARCH),arm) ifeq ($(TARGET_ARCH),arm)
libc_common_src_files += \ libc_common_src_files += \
bionic/eabi.c \ bionic/eabi.c \
@ -301,6 +306,14 @@ libc_common_src_files += \
bionic/pthread.c.arm \ bionic/pthread.c.arm \
bionic/pthread-timers.c.arm \ bionic/pthread-timers.c.arm \
bionic/ptrace.c.arm bionic/ptrace.c.arm
# these are used by the static and dynamic versions of the libc
# respectively
libc_arch_static_src_files := \
arch-arm/bionic/exidx_static.c
libc_arch_dynamic_src_files := \
arch-arm/bionic/exidx_dynamic.c
else # !arm else # !arm
ifeq ($(TARGET_ARCH),x86) ifeq ($(TARGET_ARCH),x86)
@ -322,10 +335,17 @@ libc_common_src_files += \
bionic/pthread.c \ bionic/pthread.c \
bionic/pthread-timers.c \ bionic/pthread-timers.c \
bionic/ptrace.c bionic/ptrace.c
endif # x86
# this is needed for static versions of libc
libc_arch_static_src_files := \
arch-x86/bionic/dl_iterate_phdr_static.c
libc_arch_dynamic_src_files :=
endif # x86
endif # !arm endif # !arm
# Define some common cflags
# ========================================================
libc_common_cflags := \ libc_common_cflags := \
-DWITH_ERRLIST \ -DWITH_ERRLIST \
-DANDROID_CHANGES \ -DANDROID_CHANGES \
@ -337,6 +357,7 @@ libc_common_cflags := \
-DNEED_PSELECT=1 \ -DNEED_PSELECT=1 \
-DINET6 \ -DINET6 \
-I$(LOCAL_PATH)/private \ -I$(LOCAL_PATH)/private \
-DUSE_DL_PREFIX
ifeq ($(strip $(DEBUG_BIONIC_LIBC)),true) ifeq ($(strip $(DEBUG_BIONIC_LIBC)),true)
libc_common_cflags += -DDEBUG libc_common_cflags += -DDEBUG
@ -344,155 +365,124 @@ endif
ifeq ($(TARGET_ARCH),arm) ifeq ($(TARGET_ARCH),arm)
libc_common_cflags += -fstrict-aliasing libc_common_cflags += -fstrict-aliasing
endif libc_crt_target_cflags := -mthumb-interwork
else # !arm
ifeq ($(TARGET_ARCH),x86)
libc_crt_target_cflags := -m32
endif # x86
endif # !arm
# Define some common includes
# ========================================================
libc_common_c_includes := \ libc_common_c_includes := \
$(LOCAL_PATH)/stdlib \ $(LOCAL_PATH)/stdlib \
$(LOCAL_PATH)/string \ $(LOCAL_PATH)/string \
$(LOCAL_PATH)/stdio $(LOCAL_PATH)/stdio
# libc_common.a
# ========================================================
include $(CLEAR_VARS) # Define the libc run-time (crt) support object files that must be built,
# which are needed to build all other objects (shared/static libs and
LOCAL_SRC_FILES := $(libc_common_src_files) # executables)
LOCAL_CFLAGS := $(libc_common_cflags) -DUSE_DL_PREFIX # ==========================================================================
LOCAL_C_INCLUDES := $(libc_common_c_includes)
ifneq ($(TARGET_SIMULATOR),true)
ifeq ($(TARGET_ARCH),arm)
crtend_target_cflags := -mthumb-interwork
else
ifeq ($(TARGET_ARCH),x86)
crtend_target_cflags := -m32
endif
endif
# We rename crtend.o to crtend_android.o to avoid a
# name clash between gcc and bionic.
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend.S
@mkdir -p $(dir $@)
$(TARGET_CC) $(crtend_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN)
endif
# crtbegin_so.o/crtend_so.o
# These are needed for building the shared libs.
ifneq ($(TARGET_SIMULATOR),true)
ifeq ($(TARGET_ARCH),x86) ifeq ($(TARGET_ARCH),x86)
# we only need begin_so/end_so for x86, since it needs an appropriate .init
crt_begin_end_so_target_cflags := -m32 # section in the shared library with a function to call all the entries in
# .ctors section. ARM uses init_array, and does not need the function.
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_so.o GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_so.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_so.S $(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_so.S
@mkdir -p $(dir $@) @mkdir -p $(dir $@)
$(TARGET_CC) $(crt_begin_end_so_target_cflags) -o $@ -c $< $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN) ALL_GENERATED_SOURCES += $(GEN)
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_so.o GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_so.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend_so.S $(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend_so.S
@mkdir -p $(dir $@) @mkdir -p $(dir $@)
$(TARGET_CC) $(crt_begin_end_so_target_cflags) -o $@ -c $< $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN) ALL_GENERATED_SOURCES += $(GEN)
endif # TARGET_ARCH == x86 endif # TARGET_ARCH == x86
endif # !TARGET_SIMULATOR
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_static.S
@mkdir -p $(dir $@)
$(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN)
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_dynamic.S
@mkdir -p $(dir $@)
$(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN)
# We rename crtend.o to crtend_android.o to avoid a
# name clash between gcc and bionic.
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend.S
@mkdir -p $(dir $@)
$(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN)
# To enable malloc leak check for statically linked programs, add
# "WITH_MALLOC_CHECK_LIBC_A := true" to buildspec.mk
WITH_MALLOC_CHECK_LIBC_A := $(strip $(WITH_MALLOC_CHECK_LIBC_A))
# ========================================================
# libc_common.a
# ========================================================
include $(CLEAR_VARS)
LOCAL_SRC_FILES := $(libc_common_src_files)
LOCAL_CFLAGS := $(libc_common_cflags)
LOCAL_C_INCLUDES := $(libc_common_c_includes)
LOCAL_MODULE := libc_common LOCAL_MODULE := libc_common
LOCAL_SYSTEM_SHARED_LIBRARIES := LOCAL_SYSTEM_SHARED_LIBRARIES :=
include $(BUILD_STATIC_LIBRARY) include $(BUILD_STATIC_LIBRARY)
# ========================================================
# libc.a # libc.a
# ======================================================== # ========================================================
include $(CLEAR_VARS) include $(CLEAR_VARS)
include $(LOCAL_PATH)/arch-$(TARGET_ARCH)/syscalls.mk
# To enable malloc leak check for statically linked programs, add
# "WITH_MALLOC_CHECK_LIBC_A := true" to device/buildspec.mk
WITH_MALLOC_CHECK_LIBC_A := $(strip $(WITH_MALLOC_CHECK_LIBC_A))
LOCAL_SRC_FILES := \ LOCAL_SRC_FILES := \
$(libc_common_src_files) \ $(libc_arch_static_src_files) \
bionic/dlmalloc.c \ bionic/dlmalloc.c \
bionic/libc_init_static.c bionic/libc_init_static.c
LOCAL_CFLAGS := $(libc_common_cflags)
ifeq ($(WITH_MALLOC_CHECK_LIBC_A),true) ifeq ($(WITH_MALLOC_CHECK_LIBC_A),true)
LOCAL_CFLAGS += -DMALLOC_LEAK_CHECK
LOCAL_SRC_FILES += bionic/malloc_leak.c.arm LOCAL_SRC_FILES += bionic/malloc_leak.c.arm
endif endif
ifeq ($(TARGET_ARCH),arm)
LOCAL_SRC_FILES += \
arch-arm/bionic/exidx_static.c
else # TARGET_ARCH != arm
ifeq ($(TARGET_ARCH),x86)
LOCAL_SRC_FILES += \
arch-x86/bionic/dl_iterate_phdr_static.c
endif
endif
ifneq ($(TARGET_SIMULATOR),true)
ifeq ($(TARGET_ARCH),arm)
crtbegin_static_target_cflags := -mthumb-interwork
else
ifeq ($(TARGET_ARCH),x86)
crtbegin_static_target_cflags := -m32
endif
endif
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_static.S
@mkdir -p $(dir $@)
$(TARGET_CC) $(crtbegin_static_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN)
endif
LOCAL_CFLAGS := $(libc_common_cflags)
LOCAL_C_INCLUDES := $(libc_common_c_includes) LOCAL_C_INCLUDES := $(libc_common_c_includes)
ifeq ($(WITH_MALLOC_CHECK_LIBC_A),true)
LOCAL_CFLAGS += -DUSE_DL_PREFIX -DMALLOC_LEAK_CHECK
endif
LOCAL_WHOLE_STATIC_LIBRARIES := libc_common
LOCAL_MODULE := libc LOCAL_MODULE := libc
LOCAL_WHOLE_STATIC_LIBRARIES := libc_common
LOCAL_SYSTEM_SHARED_LIBRARIES := LOCAL_SYSTEM_SHARED_LIBRARIES :=
include $(BUILD_STATIC_LIBRARY) include $(BUILD_STATIC_LIBRARY)
# ========================================================
# libc.so # libc.so
# ======================================================== # ========================================================
include $(CLEAR_VARS) include $(CLEAR_VARS)
LOCAL_CFLAGS := $(libc_common_cflags) LOCAL_CFLAGS := $(libc_common_cflags)
LOCAL_CFLAGS += -DUSE_DL_PREFIX
LOCAL_C_INCLUDES := $(libc_common_c_includes) LOCAL_C_INCLUDES := $(libc_common_c_includes)
LOCAL_SRC_FILES := \ LOCAL_SRC_FILES := \
$(libc_arch_dynamic_src_files) \
bionic/dlmalloc.c \ bionic/dlmalloc.c \
bionic/malloc_leak.c.arm \ bionic/malloc_leak.c.arm \
bionic/libc_init_dynamic.c bionic/libc_init_dynamic.c
ifeq ($(TARGET_ARCH),arm)
LOCAL_SRC_FILES += \
arch-arm/bionic/exidx_dynamic.c
endif
LOCAL_MODULE:= libc LOCAL_MODULE:= libc
# WARNING: The only library libc.so should depend on is libdl.so! If you add other libraries, # WARNING: The only library libc.so should depend on is libdl.so! If you add other libraries,
@ -507,45 +497,26 @@ LOCAL_SHARED_LIBRARIES := libdl
LOCAL_WHOLE_STATIC_LIBRARIES := libc_common LOCAL_WHOLE_STATIC_LIBRARIES := libc_common
LOCAL_SYSTEM_SHARED_LIBRARIES := LOCAL_SYSTEM_SHARED_LIBRARIES :=
ifneq ($(TARGET_SIMULATOR),true)
ifeq ($(TARGET_ARCH),arm)
crtbegin_dynamic_target_cflags := -mthumb-interwork
else
ifeq ($(TARGET_ARCH),x86)
crtbegin_dynamic_target_cflags := -m32
endif
endif
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o
$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_dynamic.S
@mkdir -p $(dir $@)
$(TARGET_CC) $(crtbegin_dynamic_target_cflags) -o $@ -c $<
ALL_GENERATED_SOURCES += $(GEN)
endif
include $(BUILD_SHARED_LIBRARY) include $(BUILD_SHARED_LIBRARY)
# ========================================================
# libc_debug.so # libc_debug.so
# ======================================================== # ========================================================
include $(CLEAR_VARS) include $(CLEAR_VARS)
LOCAL_CFLAGS := $(libc_common_cflags) LOCAL_CFLAGS := \
$(libc_common_cflags) \
LOCAL_CFLAGS += -DUSE_DL_PREFIX -DMALLOC_LEAK_CHECK -DMALLOC_LEAK_CHECK
LOCAL_C_INCLUDES := $(libc_common_c_includes) LOCAL_C_INCLUDES := $(libc_common_c_includes)
LOCAL_SRC_FILES := \ LOCAL_SRC_FILES := \
$(libc_arch_dynamic_src_files) \
bionic/dlmalloc.c \ bionic/dlmalloc.c \
bionic/malloc_leak.c.arm \ bionic/malloc_leak.c.arm \
bionic/libc_init_dynamic.c bionic/libc_init_dynamic.c
ifeq ($(TARGET_ARCH),arm)
LOCAL_SRC_FILES += \
arch-arm/bionic/exidx_dynamic.c
endif
LOCAL_MODULE:= libc_debug LOCAL_MODULE:= libc_debug
# WARNING: The only library libc.so should depend on is libdl.so! If you add other libraries, # WARNING: The only library libc.so should depend on is libdl.so! If you add other libraries,
@ -564,9 +535,6 @@ LOCAL_PRELINK_MODULE := false
# Don't install on release build # Don't install on release build
LOCAL_MODULE_TAGS := eng LOCAL_MODULE_TAGS := eng
GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o
ALL_GENERATED_SOURCES += $(GEN)
include $(BUILD_SHARED_LIBRARY) include $(BUILD_SHARED_LIBRARY)
# ======================================================== # ========================================================