diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/build/debug/300-gdb.sh | 121 |
1 files changed, 91 insertions, 30 deletions
diff --git a/scripts/build/debug/300-gdb.sh b/scripts/build/debug/300-gdb.sh index 75c683d9..2ef0c712 100644 --- a/scripts/build/debug/300-gdb.sh +++ b/scripts/build/debug/300-gdb.sh @@ -50,6 +50,25 @@ do_debug_gdb_build() cross_extra_config+=("--enable-build-warnings=,-Wno-format-nonliteral,-Wno-format-security") fi + # Target libexpat resides in sysroot and does not have + # any dependencies, so just passing '-lexpat' to gcc is enough. + # + # By default gdb configure looks for expat in '$prefix/lib' + # directory. In our case '$prefix/lib' resolves to '/usr/lib' + # where libexpat for build platform lives, which is + # unacceptable for cross-compiling. + # + # To prevent this '--without-libexpat-prefix' flag must be passed. + # Thus configure falls back to '-lexpat', which is exactly what we want. + # + # NOTE: DO NOT USE --with-libexpat-prefix (until GDB configure is smarter)!!! + # It conflicts with a static build: GDB's configure script will find the shared + # version of expat and will attempt to link that, despite the -static flag. + # The link will fail, and configure will abort with "expat missing or unusable" + # message. + extra_config+=("--with-expat") + extra_config+=("--without-libexpat-prefix") + do_gdb_backend \ buildtype=cross \ host="${CT_HOST}" \ @@ -88,7 +107,7 @@ do_debug_gdb_build() CT_EndStep fi - if [ "${CT_GDB_NATIVE}" = "y" -o "${CT_GDB_GDBSERVER}" = "y" ]; then + if [ "${CT_GDB_NATIVE}" = "y" ]; then local -a native_extra_config local subdir @@ -102,17 +121,78 @@ do_debug_gdb_build() native_extra_config+=("--with-curses") fi - # Build a native gdbserver if needed. If building only - # gdbserver, configure in the subdirectory. - # Newer versions enable it automatically for a native target by default. - if [ "${CT_GDB_GDBSERVER}" != "y" ]; then - native_extra_config+=("--disable-gdbserver") + if [ "${CT_GDB_NATIVE_BUILD_IPA_LIB}" = "y" ]; then + native_extra_config+=("--enable-inprocess-agent") else - native_extra_config+=("--enable-gdbserver") - if [ "${CT_GDB_NATIVE}" != "y" ]; then - subdir=gdb/gdbserver/ - fi + native_extra_config+=("--disable-inprocess-agent") fi + + export ac_cv_func_strncmp_works=yes + + # TBD do we need all these? Eg why do we disable TUI if we build curses for target? + native_extra_config+=( + --without-uiout + --disable-tui + --disable-gdbtk + --without-x + --disable-sim + --without-included-gettext + --without-develop + --sysconfdir=/etc + --localstatedir=/var + ) + + # Target libexpat resides in sysroot and does not have + # any dependencies, so just passing '-lexpat' to gcc is enough. + # + # By default gdb configure looks for expat in '$prefix/lib' + # directory. In our case '$prefix/lib' resolves to '/usr/lib' + # where libexpat for build platform lives, which is + # unacceptable for cross-compiling. + # + # To prevent this '--without-libexpat-prefix' flag must be passed. + # Thus configure falls back to '-lexpat', which is exactly what we want. + # + # NOTE: DO NOT USE --with-libexpat-prefix (until GDB configure is smarter)!!! + # It conflicts with a static build: GDB's configure script will find the shared + # version of expat and will attempt to link that, despite the -static flag. + # The link will fail, and configure will abort with "expat missing or unusable" + # message. + extra_config+=("--with-expat") + extra_config+=("--without-libexpat-prefix") + + do_gdb_backend \ + buildtype=native \ + subdir=${subdir} \ + host="${CT_TARGET}" \ + cflags="${CT_ALL_TARGET_CFLAGS}" \ + ldflags="${CT_ALL_TARGET_LDFLAGS}" \ + static="${CT_GDB_NATIVE_STATIC}" \ + static_libstdc="${CT_GDB_NATIVE_STATIC_LIBSTDC}" \ + prefix=/usr \ + destdir="${CT_DEBUGROOT_DIR}" \ + "${native_extra_config[@]}" + + unset ac_cv_func_strncmp_works + + CT_Popd + CT_EndStep # native gdb build + fi + + if [ "${CT_GDB_GDBSERVER}" = "y" ]; then + local -a native_extra_config + local subdir + + if [ "${CT_GDB_GDBSERVER_TOPLEVEL}" != "y" ]; then + subdir=gdb/gdbserver/ + fi + + CT_DoStep INFO "Installing gdb server" + CT_mkdir_pushd "${CT_BUILD_DIR}/build-gdb-server" + + native_extra_config+=("--program-prefix=") + native_extra_config+=("--enable-gdbserver") + if [ "${CT_GDB_NATIVE_BUILD_IPA_LIB}" = "y" ]; then native_extra_config+=("--enable-inprocess-agent") else @@ -149,7 +229,7 @@ do_debug_gdb_build() unset ac_cv_func_strncmp_works CT_Popd - CT_EndStep # native gdb build + CT_EndStep # gdb server build fi } @@ -208,25 +288,6 @@ do_gdb_backend() extra_config+=("--disable-nls") fi - # Target libexpat resides in sysroot and does not have - # any dependencies, so just passing '-lexpat' to gcc is enough. - # - # By default gdb configure looks for expat in '$prefix/lib' - # directory. In our case '$prefix/lib' resolves to '/usr/lib' - # where libexpat for build platform lives, which is - # unacceptable for cross-compiling. - # - # To prevent this '--without-libexpat-prefix' flag must be passed. - # Thus configure falls back to '-lexpat', which is exactly what we want. - # - # NOTE: DO NOT USE --with-libexpat-prefix (until GDB configure is smarter)!!! - # It conflicts with a static build: GDB's configure script will find the shared - # version of expat and will attempt to link that, despite the -static flag. - # The link will fail, and configure will abort with "expat missing or unusable" - # message. - extra_config+=("--with-expat") - extra_config+=("--without-libexpat-prefix") - if [ "${static}" = "y" ]; then cflags+=" -static" ldflags+=" -static" |