package/gdb/gdb.mk

   1 ################################################################################
   2 #
   3 # gdb
   4 #
   5 ################################################################################
   6
   7 GDB_VERSION = $(call qstrip,$(BR2_GDB_VERSION))
   8 GDB_SITE = $(BR2_GNU_MIRROR)/gdb
   9 GDB_SOURCE = gdb-$(GDB_VERSION).tar.xz
  10
  11 ifeq ($(BR2_arc),y)
  12 GDB_SITE = $(call github,foss-for-synopsys-dwc-arc-processors,binutils-gdb,$(GDB_VERSION))
  13 GDB_SOURCE = gdb-$(GDB_VERSION).tar.gz
  14 GDB_FROM_GIT = y
  15 endif
  16
  17 GDB_LICENSE = GPL-2.0+, LGPL-2.0+, GPL-3.0+, LGPL-3.0+
  18 GDB_LICENSE_FILES = COPYING COPYING.LIB COPYING3 COPYING3.LIB
  19
  20 # We only want gdbserver and not the entire debugger.
  21 ifeq ($(BR2_PACKAGE_GDB_DEBUGGER),)
  22 GDB_SUBDIR = gdb/gdbserver
  23 HOST_GDB_SUBDIR = .
  24 else
  25 GDB_DEPENDENCIES = ncurses \
  26         $(if $(BR2_PACKAGE_LIBICONV),libiconv)
  27 endif
  28
  29 # For the host variant, we really want to build with XML support,
  30 # which is needed to read XML descriptions of target architectures. We
  31 # also need ncurses.
  32 HOST_GDB_DEPENDENCIES = host-expat host-ncurses
  33
  34 # Disable building documentation
  35 GDB_MAKE_OPTS += MAKEINFO=true
  36 GDB_INSTALL_TARGET_OPTS += MAKEINFO=true DESTDIR=$(TARGET_DIR) install
  37 HOST_GDB_MAKE_OPTS += MAKEINFO=true
  38 HOST_GDB_INSTALL_OPTS += MAKEINFO=true install
  39
  40 # Apply the Xtensa specific patches
  41 ifneq ($(ARCH_XTENSA_OVERLAY_FILE),)
  42 define GDB_XTENSA_OVERLAY_EXTRACT
  43         $(call arch-xtensa-overlay-extract,$(@D),gdb)
  44 endef
  45 GDB_POST_EXTRACT_HOOKS += GDB_XTENSA_OVERLAY_EXTRACT
  46 GDB_EXTRA_DOWNLOADS += $(ARCH_XTENSA_OVERLAY_URL)
  47 HOST_GDB_POST_EXTRACT_HOOKS += GDB_XTENSA_OVERLAY_EXTRACT
  48 HOST_GDB_EXTRA_DOWNLOADS += $(ARCH_XTENSA_OVERLAY_URL)
  49 endif
  50
  51 ifeq ($(GDB_FROM_GIT),y)
  52 GDB_DEPENDENCIES += host-flex host-bison
  53 HOST_GDB_DEPENDENCIES += host-flex host-bison
  54 endif
  55
  56 # When gdb sources are fetched from the binutils-gdb repository, they
  57 # also contain the binutils sources, but binutils shouldn't be built,
  58 # so we disable it (additionally the option --disable-install-libbfd
  59 # prevents the un-wanted installation of libobcodes.so and libbfd.so).
  60 GDB_DISABLE_BINUTILS_CONF_OPTS = \
  61         --disable-binutils \
  62         --disable-install-libbfd \
  63         --disable-ld \
  64         --disable-gas
  65
  66 GDB_CONF_ENV = \
  67         ac_cv_type_uintptr_t=yes \
  68         gt_cv_func_gettext_libintl=yes \
  69         ac_cv_func_dcgettext=yes \
  70         gdb_cv_func_sigsetjmp=yes \
  71         bash_cv_func_strcoll_broken=no \
  72         bash_cv_must_reinstall_sighandlers=no \
  73         bash_cv_func_sigsetjmp=present \
  74         bash_cv_have_mbstate_t=yes \
  75         gdb_cv_func_sigsetjmp=yes
  76
  77 # Starting with gdb 7.11, the bundled gnulib tries to use
  78 # rpl_gettimeofday (gettimeofday replacement) due to the code being
  79 # unable to determine if the replacement function should be used or
  80 # not when cross-compiling with uClibc or musl as C libraries. So use
  81 # gl_cv_func_gettimeofday_clobber=no to not use rpl_gettimeofday,
  82 # assuming musl and uClibc have a properly working gettimeofday
  83 # implementation. It needs to be passed to GDB_CONF_ENV to build
  84 # gdbserver only but also to GDB_MAKE_ENV, because otherwise it does
  85 # not get passed to the configure script of nested packages while
  86 # building gdbserver with full debugger.
  87 GDB_CONF_ENV += gl_cv_func_gettimeofday_clobber=no
  88 GDB_MAKE_ENV += gl_cv_func_gettimeofday_clobber=no
  89
  90 # Starting with glibc 2.25, the proc_service.h header has been copied
  91 # from gdb to glibc so other tools can use it. However, that makes it
  92 # necessary to make sure that declaration of prfpregset_t declaration
  93 # is consistent between gdb and glibc. In gdb, however, there is a
  94 # workaround for a broken prfpregset_t declaration in glibc 2.3 which
  95 # uses AC_TRY_RUN to detect if it's needed, which doesn't work in
  96 # cross-compilation. So pass the cache option to configure.
  97 # It needs to be passed to GDB_CONF_ENV to build gdbserver only but
  98 # also to GDB_MAKE_ENV, because otherwise it does not get passed to the
  99 # configure script of nested packages while building gdbserver with full
 100 # debugger.
 101 GDB_CONF_ENV += gdb_cv_prfpregset_t_broken=no
 102 GDB_MAKE_ENV += gdb_cv_prfpregset_t_broken=no
 103
 104 # The shared only build is not supported by gdb, so enable static build for
 105 # build-in libraries with --enable-static.
 106 GDB_CONF_OPTS = \
 107         --without-uiout \
 108         --disable-gdbtk \
 109         --without-x \
 110         --disable-sim \
 111         $(GDB_DISABLE_BINUTILS_CONF_OPTS) \
 112         $(if $(BR2_PACKAGE_GDB_SERVER),--enable-gdbserver) \
 113         --with-curses \
 114         --without-included-gettext \
 115         --disable-werror \
 116         --enable-static
 117
 118 # When gdb is built as C++ application for ARC it segfaults at runtime
 119 # So we pass --disable-build-with-cxx config option to force gdb not to
 120 # be built as C++ app.
 121 ifeq ($(BR2_arc),y)
 122 GDB_CONF_OPTS += --disable-build-with-cxx
 123 endif
 124
 125 # gdb 7.12+ by default builds with a C++ compiler, which doesn't work
 126 # when we don't have C++ support in the toolchain
 127 ifneq ($(BR2_INSTALL_LIBSTDCPP),y)
 128 GDB_CONF_OPTS += --disable-build-with-cxx
 129 endif
 130
 131 ifeq ($(BR2_PACKAGE_GDB_TUI),y)
 132 GDB_CONF_OPTS += --enable-tui
 133 else
 134 GDB_CONF_OPTS += --disable-tui
 135 endif
 136
 137 ifeq ($(BR2_PACKAGE_GDB_PYTHON),y)
 138 GDB_CONF_OPTS += --with-python=$(TOPDIR)/package/gdb/gdb-python-config
 139 GDB_DEPENDENCIES += python
 140 else
 141 GDB_CONF_OPTS += --without-python
 142 endif
 143
 144 ifeq ($(BR2_PACKAGE_EXPAT),y)
 145 GDB_CONF_OPTS += --with-expat
 146 GDB_CONF_OPTS += --with-libexpat-prefix=$(STAGING_DIR)/usr
 147 GDB_DEPENDENCIES += expat
 148 else
 149 GDB_CONF_OPTS += --without-expat
 150 endif
 151
 152 ifeq ($(BR2_PACKAGE_XZ),y)
 153 GDB_CONF_OPTS += --with-lzma
 154 GDB_CONF_OPTS += --with-liblzma-prefix=$(STAGING_DIR)/usr
 155 GDB_DEPENDENCIES += xz
 156 else
 157 GDB_CONF_OPTS += --without-lzma
 158 endif
 159
 160 ifeq ($(BR2_PACKAGE_ZLIB),y)
 161 GDB_CONF_OPTS += --with-zlib
 162 GDB_DEPENDENCIES += zlib
 163 else
 164 GDB_CONF_OPTS += --without-zlib
 165 endif
 166
 167 ifeq ($(BR2_PACKAGE_GDB_PYTHON),)
 168 # This removes some unneeded Python scripts and XML target description
 169 # files that are not useful for a normal usage of the debugger.
 170 define GDB_REMOVE_UNNEEDED_FILES
 171         $(RM) -rf $(TARGET_DIR)/usr/share/gdb
 172 endef
 173
 174 GDB_POST_INSTALL_TARGET_HOOKS += GDB_REMOVE_UNNEEDED_FILES
 175 endif
 176
 177 # This installs the gdbserver somewhere into the $(HOST_DIR) so that
 178 # it becomes an integral part of the SDK, if the toolchain generated
 179 # by Buildroot is later used as an external toolchain. We install it
 180 # in debug-root/usr/bin/gdbserver so that it matches what Crosstool-NG
 181 # does.
 182 define GDB_SDK_INSTALL_GDBSERVER
 183         $(INSTALL) -D -m 0755 $(TARGET_DIR)/usr/bin/gdbserver \
 184                 $(HOST_DIR)/$(GNU_TARGET_NAME)/debug-root/usr/bin/gdbserver
 185 endef
 186
 187 ifeq ($(BR2_PACKAGE_GDB_SERVER),y)
 188 GDB_POST_INSTALL_TARGET_HOOKS += GDB_SDK_INSTALL_GDBSERVER
 189 endif
 190
 191 # A few notes:
 192 #  * --target, because we're doing a cross build rather than a real
 193 #    host build.
 194 #  * --enable-static because gdb really wants to use libbfd.a
 195 HOST_GDB_CONF_OPTS = \
 196         --target=$(GNU_TARGET_NAME) \
 197         --enable-static \
 198         --without-uiout \
 199         --disable-gdbtk \
 200         --without-x \
 201         --enable-threads \
 202         --disable-werror \
 203         --without-included-gettext \
 204         --with-curses \
 205         $(GDB_DISABLE_BINUTILS_CONF_OPTS)
 206
 207 ifeq ($(BR2_PACKAGE_HOST_GDB_TUI),y)
 208 HOST_GDB_CONF_OPTS += --enable-tui
 209 else
 210 HOST_GDB_CONF_OPTS += --disable-tui
 211 endif
 212
 213 ifeq ($(BR2_PACKAGE_HOST_GDB_PYTHON),y)
 214 HOST_GDB_CONF_OPTS += --with-python=$(HOST_DIR)/bin/python2
 215 HOST_GDB_DEPENDENCIES += host-python
 216 else
 217 HOST_GDB_CONF_OPTS += --without-python
 218 endif
 219
 220 ifeq ($(BR2_PACKAGE_HOST_GDB_SIM),y)
 221 HOST_GDB_CONF_OPTS += --enable-sim
 222 else
 223 HOST_GDB_CONF_OPTS += --disable-sim
 224 endif
 225
 226 # legacy $arch-linux-gdb symlink
 227 define HOST_GDB_ADD_SYMLINK
 228         cd $(HOST_DIR)/bin && \
 229                 ln -snf $(GNU_TARGET_NAME)-gdb $(ARCH)-linux-gdb
 230 endef
 231
 232 HOST_GDB_POST_INSTALL_HOOKS += HOST_GDB_ADD_SYMLINK
 233
 234 HOST_GDB_POST_INSTALL_HOOKS += gen_gdbinit_file
 235
 236 $(eval $(autotools-package))
 237 $(eval $(host-autotools-package))