buildroot/package/gdb/Config.in
Evgeniy Didin 27fc00c313 package/gdb: disable gdbserver if full gdb is enabled for ARC
With recent update of ARC toolchain to arc-2019.09-eng/rc1 versions
GDB package builds started to fail in autobuilder:

 http://autobuild.buildroot.net/results/bc5/bc52d0012944e15dee30a6e00a92f23c87d0dfda//

This error is caused by 73cc72729a18 ("Move gnulib to top level")
commit in binutils-gdb master branch and appears in ARC case because
arc-2019.09 GDB is based on binutils-gdb master branch and includes
this commit.

More information about this bug can be found there:
https://sourceware.org/bugzilla/show_bug.cgi?id=24729
https://sourceware.org/bugzilla/show_bug.cgi?id=25171
https://github.com/foss-for-synopsys-dwc-arc-processors/binutils-gdb/issues/30

Signed-off-by: Evgeniy Didin <Evgeniy.Didin@synopsys.com>
Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Cc: arc-buildroot@synopsys.com
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2019-12-08 23:26:59 +01:00

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config BR2_PACKAGE_GDB_ARCH_SUPPORTS
bool
default y
depends on !((BR2_arm || BR2_armeb) && BR2_BINFMT_FLAT)
depends on !BR2_microblaze
depends on !BR2_nios2
depends on !BR2_or1k
depends on !BR2_nds32
comment "gdb/gdbserver needs a toolchain w/ threads, threads debug"
depends on BR2_PACKAGE_GDB_ARCH_SUPPORTS
depends on !BR2_TOOLCHAIN_HAS_THREADS || !BR2_TOOLCHAIN_HAS_THREADS_DEBUG
comment "gdb/gdbserver >= 8.x needs a toolchain w/ C++, gcc >= 4.8"
depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
config BR2_PACKAGE_GDB
bool "gdb"
depends on BR2_TOOLCHAIN_HAS_THREADS && BR2_TOOLCHAIN_HAS_THREADS_DEBUG
depends on BR2_PACKAGE_GDB_ARCH_SUPPORTS
depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
depends on BR2_INSTALL_LIBSTDCPP
# no gdbserver on riscv
select BR2_PACKAGE_GDB_DEBUGGER if BR2_riscv
# When the external toolchain gdbserver is copied to the
# target, we don't allow building a separate gdbserver. The
# one from the external toolchain should be used.
select BR2_PACKAGE_GDB_SERVER if \
(!BR2_PACKAGE_GDB_DEBUGGER && !BR2_TOOLCHAIN_EXTERNAL_GDB_SERVER_COPY)
help
GDB, the GNU Project debugger, allows you to see what is
going on `inside' another program while it executes -- or
what another program was doing at the moment it crashed.
This option allows to build gdbserver and/or the gdb
debugger for the target.
For embedded development, the most common solution is to
build only 'gdbserver' for the target, and use a cross-gdb
on the host. See BR2_PACKAGE_HOST_GDB in the Toolchain menu
to enable one. Notice that external toolchains often provide
their own pre-built cross-gdb and gdbserver binaries.
http://www.gnu.org/software/gdb/
if BR2_PACKAGE_GDB
config BR2_PACKAGE_GDB_SERVER
bool "gdbserver"
depends on !BR2_TOOLCHAIN_EXTERNAL_GDB_SERVER_COPY
depends on !BR2_riscv
# Simultaneous build of gdbserver and full gdb is not possible
# with arc-2019.09. This bug comes from upstream GDB. So
# simultaneous usage of full gdb and gdbserver is temporaly
# disabled for ARC until a fix becomes available.
depends on !(BR2_arc && BR2_PACKAGE_GDB_DEBUGGER)
help
Build the gdbserver stub to run on the target.
A full gdb is needed to debug the progam.
config BR2_PACKAGE_GDB_DEBUGGER
bool "full debugger"
depends on BR2_USE_WCHAR
depends on !BR2_sh
depends on !BR2_csky
select BR2_PACKAGE_NCURSES
comment "full gdb on target needs a toolchain w/ wchar"
depends on !BR2_sh
depends on !BR2_USE_WCHAR
if BR2_PACKAGE_GDB_DEBUGGER
config BR2_PACKAGE_GDB_TUI
bool "TUI support"
help
This option enables terminal user interface (TUI) for gdb
"The GDB Text User Interface (TUI) is a terminal interface
which uses the curses library to show the source file, the
assembly output, the program registers and GDB commands in
separate text windows."
https://sourceware.org/gdb/current/onlinedocs/gdb/TUI.html
config BR2_PACKAGE_GDB_PYTHON
bool "Python support"
# Only Python 2.x is supported by gdb for now
depends on BR2_PACKAGE_PYTHON
help
This option enables Python support in the target gdb.
endif
endif