################################################################################ # # gdb # ################################################################################ GDB_VERSION = $(call qstrip,$(BR2_GDB_VERSION)) GDB_SITE = $(BR2_GNU_MIRROR)/gdb GDB_SOURCE = gdb-$(GDB_VERSION).tar.xz ifeq ($(BR2_arc),y) GDB_SITE = $(call github,foss-for-synopsys-dwc-arc-processors,binutils-gdb,$(GDB_VERSION)) GDB_SOURCE = gdb-$(GDB_VERSION).tar.gz GDB_FROM_GIT = y endif ifeq ($(BR2_microblaze),y) GDB_SITE = $(call github,Xilinx,gdb,$(GDB_VERSION)) GDB_SOURCE = gdb-$(GDB_VERSION).tar.gz GDB_FROM_GIT = y endif GDB_LICENSE = GPLv2+, LGPLv2+, GPLv3+, LGPLv3+ GDB_LICENSE_FILES = COPYING COPYING.LIB COPYING3 COPYING3.LIB # We only want gdbserver and not the entire debugger. ifeq ($(BR2_PACKAGE_GDB_DEBUGGER),) GDB_SUBDIR = gdb/gdbserver HOST_GDB_SUBDIR = . else GDB_DEPENDENCIES = ncurses \ $(if $(BR2_PACKAGE_LIBICONV),libiconv) endif # For the host variant, we really want to build with XML support, # which is needed to read XML descriptions of target architectures. We # also need ncurses. HOST_GDB_DEPENDENCIES = host-expat host-ncurses # Disable building documentation GDB_MAKE_OPTS += MAKEINFO=true GDB_INSTALL_TARGET_OPTS += MAKEINFO=true DESTDIR=$(TARGET_DIR) install HOST_GDB_MAKE_OPTS += MAKEINFO=true HOST_GDB_INSTALL_OPTS += MAKEINFO=true install # Apply the Xtensa specific patches XTENSA_CORE_NAME = $(call qstrip, $(BR2_XTENSA_CORE_NAME)) ifneq ($(XTENSA_CORE_NAME),) define GDB_XTENSA_PRE_PATCH tar xf $(BR2_XTENSA_OVERLAY_DIR)/xtensa_$(XTENSA_CORE_NAME).tar \ -C $(@D) --strip-components=1 gdb endef GDB_PRE_PATCH_HOOKS += GDB_XTENSA_PRE_PATCH HOST_GDB_PRE_PATCH_HOOKS += GDB_XTENSA_PRE_PATCH endif ifeq ($(GDB_FROM_GIT),y) GDB_DEPENDENCIES += host-flex host-bison HOST_GDB_DEPENDENCIES += host-flex host-bison endif # When gdb sources are fetched from the binutils-gdb repository, they # also contain the binutils sources, but binutils shouldn't be built, # so we disable it. GDB_DISABLE_BINUTILS_CONF_OPTS = \ --disable-binutils \ --disable-ld \ --disable-gas # Starting with gdb 7.11, the bundled gnulib tries to use # rpl_gettimeofday (gettimeofday replacement) due to the code being # unable to determine if the replacement function should be used or # not when cross-compiling with uClibc or musl as C libraries. So use # gl_cv_func_gettimeofday_clobber=no to not use rpl_gettimeofday, # assuming musl and uClibc have a properly working gettimeofday # implementation. GDB_CONF_ENV = \ ac_cv_type_uintptr_t=yes \ gt_cv_func_gettext_libintl=yes \ ac_cv_func_dcgettext=yes \ gdb_cv_func_sigsetjmp=yes \ bash_cv_func_strcoll_broken=no \ bash_cv_must_reinstall_sighandlers=no \ bash_cv_func_sigsetjmp=present \ bash_cv_have_mbstate_t=yes \ gdb_cv_func_sigsetjmp=yes \ gl_cv_func_gettimeofday_clobber=no # The shared only build is not supported by gdb, so enable static build for # build-in libraries with --enable-static. GDB_CONF_OPTS = \ --without-uiout \ --disable-gdbtk \ --without-x \ --disable-sim \ $(GDB_DISABLE_BINUTILS_CONF_OPTS) \ $(if $(BR2_PACKAGE_GDB_SERVER),--enable-gdbserver) \ --with-curses \ --without-included-gettext \ --disable-werror \ --enable-static # When gdb is built as C++ application for ARC it segfaults at runtime # So we pass --disable-build-with-cxx config option to force gdb not to # be built as C++ app. ifeq ($(BR2_arc),y) GDB_CONF_OPTS += --disable-build-with-cxx endif # gdb 7.12+ by default builds with a C++ compiler, which doesn't work # when we don't have C++ support in the toolchain ifneq ($(BR2_INSTALL_LIBSTDCPP),y) GDB_CONF_OPTS += --disable-build-with-cxx endif ifeq ($(BR2_PACKAGE_GDB_TUI),y) GDB_CONF_OPTS += --enable-tui else GDB_CONF_OPTS += --disable-tui endif ifeq ($(BR2_PACKAGE_GDB_PYTHON),y) GDB_CONF_OPTS += --with-python=$(TOPDIR)/package/gdb/gdb-python-config GDB_DEPENDENCIES += python else GDB_CONF_OPTS += --without-python endif ifeq ($(BR2_PACKAGE_EXPAT),y) GDB_CONF_OPTS += --with-expat GDB_CONF_OPTS += --with-libexpat-prefix=$(STAGING_DIR)/usr GDB_DEPENDENCIES += expat else GDB_CONF_OPTS += --without-expat endif ifeq ($(BR2_PACKAGE_XZ),y) GDB_CONF_OPTS += --with-lzma GDB_CONF_OPTS += --with-liblzma-prefix=$(STAGING_DIR)/usr GDB_DEPENDENCIES += xz else GDB_CONF_OPTS += --without-lzma endif ifeq ($(BR2_PACKAGE_ZLIB),y) GDB_CONF_OPTS += --with-zlib GDB_DEPENDENCIES += zlib else GDB_CONF_OPTS += --without-zlib endif # This removes some unneeded Python scripts and XML target description # files that are not useful for a normal usage of the debugger. define GDB_REMOVE_UNNEEDED_FILES $(RM) -rf $(TARGET_DIR)/usr/share/gdb endef GDB_POST_INSTALL_TARGET_HOOKS += GDB_REMOVE_UNNEEDED_FILES # This installs the gdbserver somewhere into the $(HOST_DIR) so that # it becomes an integral part of the SDK, if the toolchain generated # by Buildroot is later used as an external toolchain. We install it # in debug-root/usr/bin/gdbserver so that it matches what Crosstool-NG # does. define GDB_SDK_INSTALL_GDBSERVER $(INSTALL) -D -m 0755 $(TARGET_DIR)/usr/bin/gdbserver \ $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/debug-root/usr/bin/gdbserver endef ifeq ($(BR2_PACKAGE_GDB_SERVER),y) GDB_POST_INSTALL_TARGET_HOOKS += GDB_SDK_INSTALL_GDBSERVER endif # A few notes: # * --target, because we're doing a cross build rather than a real # host build. # * --enable-static because gdb really wants to use libbfd.a HOST_GDB_CONF_OPTS = \ --target=$(GNU_TARGET_NAME) \ --enable-static \ --without-uiout \ --disable-gdbtk \ --without-x \ --enable-threads \ --disable-werror \ --without-included-gettext \ $(GDB_DISABLE_BINUTILS_CONF_OPTS) ifeq ($(BR2_PACKAGE_HOST_GDB_TUI),y) HOST_GDB_CONF_OPTS += --enable-tui else HOST_GDB_CONF_OPTS += --disable-tui endif ifeq ($(BR2_PACKAGE_HOST_GDB_PYTHON),y) HOST_GDB_CONF_OPTS += --with-python=$(HOST_DIR)/usr/bin/python2 HOST_GDB_DEPENDENCIES += host-python else HOST_GDB_CONF_OPTS += --without-python endif # workaround a bug if in-tree build is used for bfin sim define HOST_GDB_BFIN_SIM_WORKAROUND $(RM) $(@D)/sim/common/tconfig.h endef ifeq ($(BR2_PACKAGE_HOST_GDB_SIM),y) HOST_GDB_CONF_OPTS += --enable-sim ifeq ($(BR2_bfin),y) HOST_GDB_PRE_CONFIGURE_HOOKS += HOST_GDB_BFIN_SIM_WORKAROUND endif else HOST_GDB_CONF_OPTS += --disable-sim endif # legacy $arch-linux-gdb symlink define HOST_GDB_ADD_SYMLINK cd $(HOST_DIR)/usr/bin && \ ln -snf $(GNU_TARGET_NAME)-gdb $(ARCH)-linux-gdb endef HOST_GDB_POST_INSTALL_HOOKS += HOST_GDB_ADD_SYMLINK HOST_GDB_POST_INSTALL_HOOKS += gen_gdbinit_file $(eval $(autotools-package)) $(eval $(host-autotools-package))