scripts/build/debug/300-gdb.sh
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sun Nov 20 21:05:36 2011 +0100 (2011-11-20)
changeset 2775 c9980930fc8e
parent 2751 bd17cca444ae
child 2784 258160822e35
permissions -rw-r--r--
arch/sh: use endian string in tests

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 # Build script for the gdb debug facility
     2 
     3 # The version of ncurses to use. Yes, it's hard-coded.
     4 # It's used only internally by crosstool-NG, and is
     5 # not exposed outside, so we don't care about providing
     6 # config options for this.
     7 CT_DEBUG_GDB_NCURSES_VERSION="5.9"
     8 
     9 # Ditto for the expat library
    10 CT_DEBUG_GDB_EXPAT_VERSION="2.0.1"
    11 
    12 do_debug_gdb_parts() {
    13     do_gdb=
    14     do_ncurses=
    15     do_expat=
    16 
    17     if [ "${CT_GDB_CROSS}" = y ]; then
    18         do_gdb=y
    19     fi
    20 
    21     if [ "${CT_GDB_GDBSERVER}" = "y" ]; then
    22         do_gdb=y
    23     fi
    24 
    25     if [ "${CT_GDB_NATIVE}" = "y" ]; then
    26         do_gdb=y
    27         # GDB on Mingw depends on PDcurses, not ncurses
    28         if [ "${CT_MINGW32}" != "y" ]; then
    29             do_ncurses=y
    30         fi
    31         do_expat=y
    32     fi
    33 }
    34 
    35 do_debug_gdb_get() {
    36     local linaro_version
    37     local linaro_series
    38     local linaro_base_url="http://launchpad.net/gdb-linaro"
    39 
    40     # Account for the Linaro versioning
    41     linaro_version="$( echo "${CT_GDB_VERSION}"      \
    42                        |sed -r -e 's/^linaro-//;'   \
    43                      )"
    44     linaro_series="$( echo "${linaro_version}"      \
    45                       |sed -r -e 's/-.*//;'         \
    46                     )"
    47 
    48     do_debug_gdb_parts
    49 
    50     if [ "${do_gdb}" = "y" ]; then
    51         CT_GetFile "gdb-${CT_GDB_VERSION}"                          \
    52                    {ftp,http}://ftp.gnu.org/pub/gnu/gdb             \
    53                    ftp://sources.redhat.com/pub/gdb/{,old-}releases \
    54                    "${linaro_base_url}/${linaro_series}/${linaro_version}/+download"
    55     fi
    56 
    57     if [ "${do_ncurses}" = "y" ]; then
    58         CT_GetFile "ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}" .tar.gz  \
    59                    {ftp,http}://ftp.gnu.org/pub/gnu/ncurses \
    60                    ftp://invisible-island.net/ncurses
    61     fi
    62 
    63     if [ "${do_expat}" = "y" ]; then
    64         CT_GetFile "expat-${CT_DEBUG_GDB_EXPAT_VERSION}" .tar.gz    \
    65                    http://mesh.dl.sourceforge.net/sourceforge/expat/expat/${CT_DEBUG_GDB_EXPAT_VERSION}
    66     fi
    67 }
    68 
    69 do_debug_gdb_extract() {
    70     do_debug_gdb_parts
    71 
    72     if [ "${do_gdb}" = "y" ]; then
    73         CT_Extract "gdb-${CT_GDB_VERSION}"
    74         CT_Patch "gdb" "${CT_GDB_VERSION}"
    75     fi
    76 
    77     if [ "${do_ncurses}" = "y" ]; then
    78         CT_Extract "ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}"
    79         CT_DoExecLog ALL chmod -R u+w "${CT_SRC_DIR}/ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}"
    80         CT_Patch "ncurses" "${CT_DEBUG_GDB_NCURSES_VERSION}"
    81     fi
    82 
    83     if [ "${do_expat}" = "y" ]; then
    84         CT_Extract "expat-${CT_DEBUG_GDB_EXPAT_VERSION}"
    85         CT_Patch "expat" "${CT_DEBUG_GDB_EXPAT_VERSION}"
    86     fi
    87 }
    88 
    89 do_debug_gdb_build() {
    90     local -a extra_config
    91 
    92     do_debug_gdb_parts
    93 
    94     gdb_src_dir="${CT_SRC_DIR}/gdb-${CT_GDB_VERSION}"
    95 
    96     # Version 6.3 and below behave badly with gdbmi
    97     case "${CT_GDB_VERSION}" in
    98         6.2*|6.3)   extra_config+=("--disable-gdbmi");;
    99     esac
   100 
   101     if [ "${CT_GDB_HAS_PKGVERSION_BUGURL}" = "y" ]; then
   102         extra_config+=("--with-pkgversion=${CT_PKGVERSION}")
   103         [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
   104     fi
   105 
   106     if [ "${CT_GDB_CROSS}" = "y" ]; then
   107         local -a cross_extra_config
   108         local gcc_version
   109 
   110         CT_DoStep INFO "Installing cross-gdb"
   111         CT_DoLog EXTRA "Configuring cross-gdb"
   112 
   113         mkdir -p "${CT_BUILD_DIR}/build-gdb-cross"
   114         cd "${CT_BUILD_DIR}/build-gdb-cross"
   115 
   116         cross_extra_config=("${extra_config[@]}")
   117         case "${CT_THREADS}" in
   118             none)   cross_extra_config+=("--disable-threads");;
   119             *)      cross_extra_config+=("--enable-threads");;
   120         esac
   121         if [ "${CT_GDB_CROSS_PYTHON}" = "y" ]; then
   122             cross_extra_config+=( "--with-python=yes" )
   123         else
   124             cross_extra_config+=( "--with-python=no" )
   125         fi
   126 
   127         CC_for_gdb=
   128         LD_for_gdb=
   129         if [ "${CT_GDB_CROSS_STATIC}" = "y" ]; then
   130             CC_for_gdb="gcc -static"
   131             LD_for_gdb="ld -static"
   132         fi
   133 
   134         gdb_cross_configure="${gdb_src_dir}/configure"
   135 
   136         CT_DoLog DEBUG "Extra config passed: '${cross_extra_config[*]}'"
   137 
   138         CT_DoExecLog CFG                                \
   139         CC="${CC_for_gdb}"                              \
   140         LD="${LD_for_gdb}"                              \
   141         "${gdb_cross_configure}"                        \
   142             --build=${CT_BUILD}                         \
   143             --host=${CT_HOST}                           \
   144             --target=${CT_TARGET}                       \
   145             --prefix="${CT_PREFIX_DIR}"                 \
   146             --with-build-sysroot="${CT_SYSROOT_DIR}"    \
   147             --with-sysroot="${CT_SYSROOT_DIR}"          \
   148             --with-expat=yes                            \
   149             --disable-werror                            \
   150             "${cross_extra_config[@]}"
   151 
   152         CT_DoLog EXTRA "Building cross-gdb"
   153         CT_DoExecLog ALL make ${JOBSFLAGS}
   154 
   155         CT_DoLog EXTRA "Installing cross-gdb"
   156         CT_DoExecLog ALL make install
   157 
   158         if [ "${CT_BUILD_MANUALS}" = "y" ]; then
   159             CT_DoLog EXTRA "Building and installing the cross-GDB manuals"
   160             CT_DoExecLog ALL make ${JOBSFLAGS} pdf html
   161             CT_DoExecLog ALL make install-{pdf,html}-gdb
   162         fi
   163 
   164         if [ "${CT_GDB_INSTALL_GDBINIT}" = "y" ]; then
   165             CT_DoLog EXTRA "Install '.gdbinit' template"
   166             # See in scripts/build/internals.sh for why we do this
   167             if [ -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/gcc/BASE-VER" ]; then
   168                 gcc_version=$( cat "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/gcc/BASE-VER" )
   169             else
   170                 gcc_version=$( sed -r -e '/version_string/!d; s/^.+= "([^"]+)".*$/\1/;' \
   171                                    "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/gcc/version.c"   \
   172                              )
   173             fi
   174             ${sed} -r                                               \
   175                    -e "s:@@PREFIX@@:${CT_PREFIX_DIR}:;"             \
   176                    -e "s:@@VERSION@@:${gcc_version}:;"              \
   177                    "${CT_LIB_DIR}/scripts/build/debug/gdbinit.in"   \
   178                    >"${CT_PREFIX_DIR}/share/gdb/gdbinit"
   179         fi # Install gdbinit sample
   180 
   181         CT_EndStep
   182     fi
   183 
   184     if [ "${CT_GDB_NATIVE}" = "y" ]; then
   185         local -a native_extra_config
   186         local -a ncurses_opt
   187         local -a gdb_native_CFLAGS
   188 
   189         CT_DoStep INFO "Installing native gdb"
   190 
   191         native_extra_config=("${extra_config[@]}")
   192 
   193         # GDB on Mingw depends on PDcurses, not ncurses
   194         if [ "${do_ncurses}" = "y" ]; then
   195             CT_DoLog EXTRA "Building static target ncurses"
   196 
   197             [ "${CT_CC_LANG_CXX}" = "y" ] || ncurses_opts+=("--without-cxx" "--without-cxx-binding")
   198             [ "${CT_CC_LANG_ADA}" = "y" ] || ncurses_opts+=("--without-ada")
   199 
   200             mkdir -p "${CT_BUILD_DIR}/build-ncurses-build-tic"
   201             cd "${CT_BUILD_DIR}/build-ncurses-build-tic"
   202 
   203             # Use build = CT_REAL_BUILD so that configure thinks it is
   204             # cross-compiling, and thus will use the ${CT_BUILD}-*
   205             # tools instead of searching for the native ones...
   206             CT_DoExecLog CFG                                                    \
   207             "${CT_SRC_DIR}/ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}/configure"   \
   208                 --build=${CT_BUILD}                                             \
   209                 --host=${CT_BUILD}                                              \
   210                 --prefix=/usr                                                   \
   211                 --enable-symlinks                                               \
   212                 --with-build-cc=${CT_REAL_BUILD}-gcc                            \
   213                 --with-build-cpp=${CT_REAL_BUILD}-gcc                           \
   214                 --with-build-cflags="${CT_CFLAGS_FOR_HOST}"                     \
   215                 "${ncurses_opts[@]}"
   216 
   217             # ncurses insists on linking tic statically. It does not work
   218             # on some OSes (eg. MacOS-X/Darwin/whatever-you-call-it).
   219             CT_DoExecLog DEBUG sed -r -i -e 's/-static//g;' "progs/Makefile"
   220 
   221             # Under some operating systems (eg. Winblows), there is an
   222             # extension appended to executables. Find that.
   223             tic_ext=$(grep -E '^x[[:space:]]*=' progs/Makefile |sed -r -e 's/^.*=[[:space:]]*//;')
   224 
   225             CT_DoExecLog ALL make ${JOBSFLAGS} -C include
   226             CT_DoExecLog ALL make ${JOBSFLAGS} -C progs "tic${tic_ext}"
   227 
   228             CT_DoExecLog ALL install -d -m 0755 "${CT_BUILDTOOLS_PREFIX_DIR}/bin"
   229             CT_DoExecLog ALL install -m 0755 "progs/tic${tic_ext}" "${CT_BUILDTOOLS_PREFIX_DIR}/bin"
   230 
   231             mkdir -p "${CT_BUILD_DIR}/build-ncurses"
   232             cd "${CT_BUILD_DIR}/build-ncurses"
   233 
   234             CT_DoExecLog CFG                                                    \
   235             TIC_PATH="${CT_BUILDTOOLS_PREFIX_DIR}/bin/tic${tic_ext}"            \
   236             "${CT_SRC_DIR}/ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}/configure"   \
   237                 --build=${CT_BUILD}                                             \
   238                 --host=${CT_TARGET}                                             \
   239                 --with-build-cc=${CT_BUILD}-gcc                                 \
   240                 --with-build-cpp=${CT_BUILD}-gcc                                \
   241                 --with-build-cflags="${CT_CFLAGS_FOR_HOST}"                     \
   242                 --prefix="${CT_BUILD_DIR}/static-target"                        \
   243                 --without-shared                                                \
   244                 --without-sysmouse                                              \
   245                 --without-progs                                                 \
   246                 --enable-termcap                                                \
   247                 "${ncurses_opts[@]}"
   248 
   249             CT_DoExecLog ALL make ${JOBSFLAGS}
   250 
   251             CT_DoExecLog ALL make install
   252 
   253             native_extra_config+=("--with-curses")
   254             # There's no better way to tell gdb where to find -lcurses... :-(
   255             gdb_native_CFLAGS+=("-I${CT_BUILD_DIR}/static-target/include")
   256             gdb_native_CFLAGS+=("-L${CT_BUILD_DIR}/static-target/lib")
   257         fi # do_ncurses
   258 
   259         if [ "${do_expat}" = "y" ]; then
   260             CT_DoLog EXTRA "Building static target expat"
   261 
   262             mkdir -p "${CT_BUILD_DIR}/expat-build"
   263             cd "${CT_BUILD_DIR}/expat-build"
   264 
   265             CT_DoExecLog CFG                                                \
   266             "${CT_SRC_DIR}/expat-${CT_DEBUG_GDB_EXPAT_VERSION}/configure"   \
   267                 --build=${CT_BUILD}                                         \
   268                 --host=${CT_TARGET}                                         \
   269                 --prefix="${CT_BUILD_DIR}/static-target"                    \
   270                 --enable-static                                             \
   271                 --disable-shared
   272 
   273             CT_DoExecLog ALL make ${JOBSFLAGS}
   274             CT_DoExecLog ALL make install
   275 
   276             native_extra_config+=("--with-expat")
   277             native_extra_config+=("--with-libexpat-prefix=${CT_BUILD_DIR}/static-target")
   278         fi # do_expat
   279 
   280         CT_DoLog EXTRA "Configuring native gdb"
   281 
   282         mkdir -p "${CT_BUILD_DIR}/build-gdb-native"
   283         cd "${CT_BUILD_DIR}/build-gdb-native"
   284 
   285         case "${CT_THREADS}" in
   286             none)   native_extra_config+=("--disable-threads");;
   287             *)      native_extra_config+=("--enable-threads");;
   288         esac
   289 
   290         if [ "${CT_GDB_NATIVE_STATIC}" = "y" ]; then
   291             CC_for_gdb="${CT_TARGET}-gcc -static"
   292             LD_for_gdb="${CT_TARGET}-ld -static"
   293         else
   294             CC_for_gdb="${CT_TARGET}-gcc"
   295             LD_for_gdb="${CT_TARGET}-ld"
   296         fi
   297 
   298         export ac_cv_func_strncmp_works=yes
   299 
   300         CT_DoLog DEBUG "Extra config passed: '${native_extra_config[*]}'"
   301 
   302         CT_DoExecLog CFG                                \
   303         CC="${CC_for_gdb}"                              \
   304         LD="${LD_for_gdb}"                              \
   305         CFLAGS="${gdb_native_CFLAGS[*]}"                \
   306         "${gdb_src_dir}/configure"                      \
   307             --build=${CT_BUILD}                         \
   308             --host=${CT_TARGET}                         \
   309             --target=${CT_TARGET}                       \
   310             --prefix=/usr                               \
   311             --with-build-sysroot="${CT_SYSROOT_DIR}"    \
   312             --without-uiout                             \
   313             --disable-tui                               \
   314             --disable-gdbtk                             \
   315             --without-x                                 \
   316             --disable-sim                               \
   317             --disable-werror                            \
   318             --without-included-gettext                  \
   319             --without-develop                           \
   320             "${native_extra_config[@]}"
   321 
   322         CT_DoLog EXTRA "Building native gdb"
   323         CT_DoExecLog ALL make ${JOBSFLAGS} CC=${CT_TARGET}-${CT_CC}
   324 
   325         CT_DoLog EXTRA "Installing native gdb"
   326         CT_DoExecLog ALL make DESTDIR="${CT_DEBUGROOT_DIR}" install
   327 
   328         # Building a native gdb also builds a gdbserver
   329         find "${CT_DEBUGROOT_DIR}" -type f -name gdbserver -exec rm -fv {} \; 2>&1 |CT_DoLog ALL
   330 
   331         unset ac_cv_func_strncmp_works
   332 
   333         # GDB on Mingw depends on PDcurses, not ncurses
   334         if [ "${CT_MINGW32}" != "y" ]; then
   335             CT_DoLog EXTRA "Cleaning up ncurses"
   336             cd "${CT_BUILD_DIR}/build-ncurses"
   337             CT_DoExecLog ALL make DESTDIR="${CT_SYSROOT_DIR}" uninstall
   338 
   339             CT_DoExecLog DEBUG rm -rf "${CT_BUILD_DIR}/ncurses"
   340         fi
   341 
   342         CT_EndStep # native gdb build
   343     fi
   344 
   345     if [ "${CT_GDB_GDBSERVER}" = "y" ]; then
   346         local -a gdbserver_extra_config
   347 
   348         CT_DoStep INFO "Installing gdbserver"
   349         CT_DoLog EXTRA "Configuring gdbserver"
   350 
   351         mkdir -p "${CT_BUILD_DIR}/build-gdb-gdbserver"
   352         cd "${CT_BUILD_DIR}/build-gdb-gdbserver"
   353 
   354         # Workaround for bad versions, where the configure
   355         # script for gdbserver is not executable...
   356         # Bah, GNU folks strike again... :-(
   357         chmod +x "${gdb_src_dir}/gdb/gdbserver/configure"
   358 
   359         gdbserver_LDFLAGS=
   360         if [ "${CT_GDB_GDBSERVER_STATIC}" = "y" ]; then
   361             gdbserver_LDFLAGS=-static
   362         fi
   363 
   364         gdbserver_extra_config=("${extra_config[@]}")
   365 
   366         CT_DoExecLog CFG                                \
   367         LDFLAGS="${gdbserver_LDFLAGS}"                  \
   368         "${gdb_src_dir}/gdb/gdbserver/configure"        \
   369             --build=${CT_BUILD}                         \
   370             --host=${CT_TARGET}                         \
   371             --target=${CT_TARGET}                       \
   372             --prefix=/usr                               \
   373             --sysconfdir=/etc                           \
   374             --localstatedir=/var                        \
   375             --includedir="${CT_HEADERS_DIR}"            \
   376             --with-build-sysroot="${CT_SYSROOT_DIR}"    \
   377             --program-prefix=                           \
   378             --without-uiout                             \
   379             --disable-tui                               \
   380             --disable-gdbtk                             \
   381             --without-x                                 \
   382             --without-included-gettext                  \
   383             --without-develop                           \
   384             --disable-werror                            \
   385             "${gdbserver_extra_config[@]}"
   386 
   387         CT_DoLog EXTRA "Building gdbserver"
   388         CT_DoExecLog ALL make ${JOBSFLAGS} CC=${CT_TARGET}-${CT_CC}
   389 
   390         CT_DoLog EXTRA "Installing gdbserver"
   391         CT_DoExecLog ALL make DESTDIR="${CT_DEBUGROOT_DIR}" install
   392 
   393         CT_EndStep
   394     fi
   395 }