# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
#
-subdirs += libubacktrace
+subdirs += libubacktrace libubacktrace/$(TARGET_ARCH)
CFLAGS-libubacktrace := -DNOT_IN_libc -DIS_IN_libubacktrace $(SSP_ALL_CFLAGS)
LDFLAGS-libubacktrace.so := $(LDFLAGS) $(top_builddir)lib/libdl-$(VERSION).so
-ifeq ($(UCLIBC_HAS_BACKTRACE)$(CONFIG_ARM_EABI),yy)
-LIBGCC += $(shell $(CC) -print-file-name=libgcc_eh.a)
-endif
-
LIBS-libubacktrace.so := $(LIBS)
libubacktrace_FULL_NAME := libubacktrace-$(VERSION).so
libubacktrace_DIR := $(top_srcdir)libubacktrace
libubacktrace_OUT := $(top_builddir)libubacktrace
+libubacktrace_ARCH_DIR:=$(libubacktrace_DIR)/$(TARGET_ARCH)
+libubacktrace_ARCH_OUT:=$(libubacktrace_OUT)/$(TARGET_ARCH)
+
+-include $(libubacktrace_ARCH_DIR)/Makefile.arch
+
libubacktrace_SRC-y :=
-libubacktrace_SRC-$(UCLIBC_HAS_BACKTRACE) := backtrace.c backtracesyms.c backtracesymsfd.c
+libubacktrace_SRC-$(UCLIBC_HAS_BACKTRACE) := backtracesyms.c backtracesymsfd.c
+libubacktrace_SRC_SHARED-$(UCLIBC_HAS_BACKTRACE) := backtrace.c
-# -fexections is required for backtrace to work using dwarf2
-CFLAGS-backtrace.c := -fexceptions
+# remove generic sources, if arch specific version is present
+ifneq ($(strip $(libubacktrace_ARCH_SRC-y)),)
+libubacktrace_SRC-y := $(filter-out $(notdir $(libubacktrace_ARCH_SRC-y)),$(libubacktrace_SRC-y))
+libubacktrace_SRC_SHARED-y := $(filter-out $(notdir $(libubacktrace_ARCH_SRC-y)),$(libubacktrace_SRC_SHARED-y))
+endif
+
+# -fasynchronous-unwind-tables is required for backtrace to work using dwarf2
+CFLAGS-backtrace.c := -fasynchronous-unwind-tables
+# pass common flags to arch dirs
+ifneq ($(strip $(libubacktrace_ARCH_OBJS)),)
+CFLAGS-libubacktrace/$(TARGET_ARCH)/ := $(CFLAGS-libubacktrace)
+endif
-libubacktrace_SRCS := $(addprefix $(libubacktrace_DIR)/,$(libubacktrace_SRC-y))
+libubacktrace_SRCS := $(patsubst %.c,$(libubacktrace_DIR)/%.c,$(libubacktrace_SRC-y))
libubacktrace_OBJS := $(patsubst $(libubacktrace_DIR)/%.c,$(libubacktrace_OUT)/%.o,$(libubacktrace_SRCS))
+libubacktrace_SHARED_SRCS := $(patsubst %.c,$(libubacktrace_DIR)/%.c,$(libubacktrace_SRC_SHARED-y))
+libubacktrace_SHARED_OBJS := $(patsubst $(libubacktrace_DIR)/%.c,$(libubacktrace_OUT)/%.o,$(libubacktrace_SHARED_SRCS))
+
+libubacktrace-shared-y := $(libubacktrace_SHARED_OBJS:.o=.oS)
+libubacktrace-static-y := $(libubacktrace_SHARED_OBJS)
+
ifeq ($(DOPIC),y)
-libubacktrace-a-y := $(libubacktrace_OBJS:.o=.os)
+libubacktrace-a-y += $(libubacktrace_OBJS:.o=.os) $(libubacktrace-static-y:.o=.os)
else
-libubacktrace-a-y := $(libubacktrace_OBJS)
+libubacktrace-a-y += $(libubacktrace_OBJS) $(libubacktrace-static-y)
endif
-libubacktrace-so-y := $(libubacktrace_OBJS:.o=.os)
+libubacktrace-so-y += $(libubacktrace_OBJS:.o=.os) $(libubacktrace-shared-y)
+
lib-a-$(UCLIBC_HAS_BACKTRACE) += $(top_builddir)lib/libubacktrace.a
lib-so-$(UCLIBC_HAS_BACKTRACE) += $(top_builddir)lib/libubacktrace.so
objclean-y += CLEAN_libubacktrace
ifeq ($(DOMULTI),n)
-ifeq ($(DOPIC),y)
-$(top_builddir)lib/libubacktrace.so: $(top_builddir)lib/libubacktrace.a $(libdl.depend)
-else
$(top_builddir)lib/libubacktrace.so: $(libubacktrace_OUT)/libubacktrace_so.a $(libdl.depend)
-endif
$(call link.so,$(libubacktrace_FULL_NAME),$(ABI_VERSION))
else
$(top_builddir)lib/libubacktrace.so: $(libubacktrace_OUT)/libubacktrace.oS | $(libdl.depend)
$(Q)$(RM) $@
$(do_ar)
-$(libubacktrace_OUT)/libubacktrace.oS: $(libubacktrace_SRCS)
+$(libubacktrace_OUT)/libubacktrace.oS: $(libubacktrace_SRCS) $(libubacktrace_ARCH_SRCS) $(libubacktrace_SHARED_SRCS)
$(Q)$(RM) $@
$(compile-m)