stdlib.h is universal as well, so there is no need to check for it.
2013-11-18 Tom Tromey <tromey@redhat.com>
* configure: Rebuild.
* configure.ac: Don't check for stdlib.h
* defs.h: Include stdlib.h unconditionally.
2013-11-18 Tom Tromey <tromey@redhat.com>
* configure: Rebuild.
* configure.ac: Don't check for stdlib.h.
* gdbreplay.c: Unconditionally include stdlib.h.
This removes gdb_dirent.h and updates the code to use dirent.h
instead. It also removes the now-useless configure checks.
2013-11-18 Tom Tromey <tromey@redhat.com>
* common/common.m4 (GDB_AC_COMMON): Don't use AC_HEADER_DIRENT.
* common/gdb_dirent.h: Remove.
* common/filestuff.c: Use dirent.h.
* common/linux-osdata.c: Use dirent.h.
(NAMELEN): Define.
* config.in: Rebuild.
* configure: Rebuild.
* configure.ac: Don't use AC_HEADER_DIRENT.
* linux-fork.c: Use dirent.h
* linux-nat.c: Use dirent.h.
* nto-procfs.c: Use dirent.h.
* procfs.c: Use dirent.h.
2013-11-18 Tom Tromey <tromey@redhat.com>
* config.in: Rebuild.
* configure: Rebuild.
* configure.ac: Don't use AC_HEADER_DIRENT.
It has bothered me for a while that files in common/ use macros
defined via autoconf checks, but rely on each configure.ac doing the
proper checks independently.
This patch introduces common/common.m4 which consolidates the checks
assumed by code in common.
The rule I propose is that if something is needed or used by common,
it should be checked for by common.m4. However, if the check is also
needed by gdb or gdbserver, then it should be duplicated there.
Built and regtested on x86-64 Fedora 18 (though this is hardly the
most strenuous case) and using the Fedora 18 mingw cross compilers. I
also examined the config.in diffs to ensure that symbols did not go
missing.
2013-11-08 Tom Tromey <tromey@redhat.com>
* acinclude.m4: Include common.m4.
* common/common.m4: New file.
* configure, config.in: Rebuild.
* configure.ac: Use GDB_AC_COMMON.
2013-11-08 Tom Tromey <tromey@redhat.com>
* acinclude.m4: Include common.m4, codeset.m4.
* configure, config.in: Rebuild.
* configure.ac: Use GDB_AC_COMMON.
It is possible to have a build of glibc where SYS_perf_event_open is not
defined (because when the glibc was compiled, the syscall did not exist),
but have newer kernel headers installed so that linux/perf_event.h is
available. In this setup, you get a build failure:
./common/linux-btrace.c: In function 'kernel_supports_btrace':
./common/linux-btrace.c:316:23: error: 'SYS_perf_event_open' undeclared (first use in this function)
Update the ifdef check to also see if the syscall is available.
URL: https://bugs.gentoo.org/473522
Reported-by: William Throwe <wtt6@cornell.edu>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2013-07-04 Yao Qi <yao@codesourcery.com>
Revert:
2013-06-27 Yao Qi <yao@codesourcery.com>
* common/create-version.sh: Update comments. Handle the case
that TARGET_ALIAS is empty.
gdb/gdbserver/
2013-07-04 Yao Qi <yao@codesourcery.com>
* Makefile.in (host_alias): Use @host_noncanonical@.
(target_alias): Use @target_noncanonical@.
* configure.ac: Use ACX_NONCANONICAL_TARGET and
ACX_NONCANONICAL_HOST.
* configure: Regenerated.
Revert:
2013-06-28 Mircea Gherzan <mircea.gherzan@intel.com>
* configure.ac (version_host, version_target): Set and AC_SUBST them.
* configure: Rebuild.
* Makefile.in (version_host, version_target): Get from configure.
(version.c): Use $(version_host) and $(version_target).
This factors --enable-libmcheck related bits from GDB's configure.ac
and makes GDBserver use them too. Specifically, the 'development'
global is moved to a separate script to it can be sourced by both GDB
and GDBserver, and the --enable-libmcheck/--disable-libmcheck bits
proper are moved to a new m4 file.
I started out by defining 'development' in the m4 file, but in the end
decided against it, as a separate script has the advantage that
changing it in release branches does not require regenerating
configure, unlike today.
I had also started out by making the new GDB_AC_LIBMCHECK itself
handle the yes/no default fallback depending on release/developement,
but since I had split out 'development' to a separate script, and, GDB
needs the python checks anyway (hence we'd need to do the python
checks in gdb's configure.ac, and pass in a 'default lmcheck yes/no'
parameter to GDB_AC_LIBMCHECK anyway), I ended up keeping
GDB_AC_LIBMCHECK isolated from the 'development' global. IOW, it's
the caller's business to handle it.
Tested on x86_64 Fedora 17. Built GDB and GDBserver with and without
--enable-libmcheck, and observed --enable-libmcheck overrides the
disablement of -lmcheck caused by python supporting threads, and that
GDBserver links with -lmcheck when expected. Also observed that
changing the 'development' global, and issuing "make" triggers a
relink, and '-lmcheck' is included or not from the link accordingly.
gdb/
2013-07-03 Pedro Alves <palves@redhat.com>
* Makefile.in (config.status): Depend on development.sh.
(aclocal_m4_deps): Add libmcheck.m4.
* acinclude.m4: Include libmcheck.m4.
* configure.ac: Source development.sh instead of setting
'development' here. --enable-libmcheck/--disable-libmcheck code
factored out to GDB_AC_LIBMCHECK. Run it.
* development.sh: New file.
* libmcheck.m4: New file.
* configure: Regenerate.
gdb/gdbserver/
2013-07-03 Pedro Alves <palves@redhat.com>
* Makefile.in (config.status): Depend on development.sh.
* acinclude.m4: Include libmcheck.m4.
* configure: Regenerate.
With gnulib's unistd module, we can assume unistd.h is always present, and that
STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO are always defined.
Don't remove unistd.h from GDB's configure.ac, as later tests in the
file use HAVE_UNISTD_H checks.
gdb/
2013-07-01 Pedro Alves <palves@redhat.com>
* defs.h: Don't check HAVE_UNISTD_H before including <unistd.h>.
(STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO): Delete.
* tracepoint.c: Don't check HAVE_UNISTD_H before including
<unistd.h>.
gdb/gdbserver/
2013-07-01 Pedro Alves <palves@redhat.com>
* event-loop.c: Don't check HAVE_UNISTD_H before including
<unistd.h>.
* gdbreplay.c: Likewise.
* remote-utils.c: Likewise.
* server.c: Likewise.
* configure.ac: Don't check for unistd.h.
* configure: Regenerate.
When directly invoking gdb/gdbserver/configure && make, the build will
fail because the $(host_alias) is empty and thus create-version.sh does
not get enough parameters.
The output of gdbserver --version without this patch (built like above):
[...]
This gdbserver was configured as ""
After applying this patch:
[...]
This gdbserver was configured as "x86_64-unknown-linux-gnu"
2013-06-28 Mircea Gherzan <mircea.gherzan@intel.com>
gdbserver:
* configure.ac (version_host, version_target): Set and AC_SUBST
them.
* configure: Rebuild.
* Makefile.in (version_host, version_target): Get from
configure.
(version.c): Use $(version_host) and $(version_target).
Change-Id: Id48240532ad3d624ec78867a6db5ebd4c09583ff
Signed-off-by: Mircea Gherzan <mircea.gherzan@intel.com>
We define the following packets:
Qbtrace:bts enable branch tracing for the current thread
returns "OK" or "Enn"
Qbtrace:off disable branch tracing for the current thread
returns "OK" or "Enn"
qXfer:btrace:read read the full branch trace data for the current thread
gdb/
* target.h (enum target_object): Add TARGET_OBJECT_BTRACE.
* remote.c: Include btrace.h.
(struct btrace_target_info): New struct.
(remote_supports_btrace): New function.
(send_Qbtrace): New function.
(remote_enable_btrace): New function.
(remote_disable_btrace): New function.
(remote_teardown_btrace): New function.
(remote_read_btrace): New function.
(init_remote_ops): Add btrace ops.
(enum <unnamed>): Add btrace packets.
(struct protocol_feature remote_protocol_features[]): Add btrace packets.
(_initialize_remote): Add packet configuration for branch tracing.
gdbserver/
* target.h (struct target_ops): Add btrace ops.
(target_supports_btrace): New macro.
(target_enable_btrace): New macro.
(target_disable_btrace): New macro.
(target_read_btrace): New macro.
* gdbthread.h (struct thread_info): Add btrace field.
* server.c: Include btrace-common.h.
(handle_btrace_general_set): New function.
(handle_btrace_enable): New function.
(handle_btrace_disable): New function.
(handle_general_set): Call handle_btrace_general_set.
(handle_qxfer_btrace): New function.
(struct qxfer qxfer_packets[]): Add btrace entry.
* inferiors.c (remove_thread): Disable btrace.
* linux-low: Include linux-btrace.h.
(linux_low_enable_btrace): New function.
(linux_low_read_btrace): New function.
(linux_target_ops): Add btrace ops.
* configure.srv (i[34567]86-*-linux*): Add linux-btrace.o.
Add srv_linux_btrace=yes.
(x86_64-*-linux*): Add linux-btrace.o.
Add srv_linux_btrace=yes.
* configure.ac: Define HAVE_LINUX_BTRACE.
* config.in: Regenerated.
* configure: Regenerated.
Two modifications:
1. The addition of 2013 to the copyright year range for every file;
2. The use of a single year range, instead of potentially multiple
year ranges, as approved by the FSF.
ARI fixes: move gdb_wait and gdb_stat headers to common subdirectory.
* gdb_stat.h: Delete. Moved to common directory.
* common/gdb_stat.h: New file.
* gdb_wait.h: Delete. Moved to common directory.
* common/gdb_wait.h: New file.
* Makefile.in (H_FILES_NO_SRC): Adapt to new header
location.
* contrib/ari/gdb_ari.sh (wait.h rule): Adapt to new gdb_wait.h
location.
(stat.h rule): Adapt to new gdb_stat.h location.
* common/linux-osdata.c: Include "gdb_stat.h" header instead of
<sys/stat.h> header.
* common/linux-ptrace.c: Include "gdb_wait.h" header instead of
<sys/wait.h> header.
gdbserver ChangeLog entry:
2012-11-15 Pierre Muller <muller@sourceware.org>
* configure.ac (AC_CHECK_HEADERS): Add wait.h header.
* config.in: Regenerate.
* configure: Regenerate.
* linux-low.c: Use "gdb_stat.h" header instead of <sys/stat.h> header.
Use "gdb_wait.h" header instead of <sys/wait.h> header.
* lynx-low.c: Use "gdb_wait.h" header instead of <sys/wait.h> header.
* remote-utils.c: Use "gdb_stat.h" header instead of <sys/stat.h>
header.
* server.c: Remove HAVE_WAIT_H conditional. Use "gdb_wait.h" header
instead of <sys/wait.h> header.
* spu-low.c: Use "gdb_wait.h" header instead of <sys/wait.h> header.
* common/gdb_string.h: ... here.
* common/vec.h: Remove #ifndef GDBSERVER conditional inclusion of
gdb_string.h and gdb_assert.h.
gdbserver/
* configure.ac: Add check for strstr.
* config.in: Regenerate.
* configure: Regenerate.
* linux-thread-db.c: #include "gdb_vecs.h".
(try_thread_db_load_from_pdir_1): New arg "subdir". All callers
updated.
(try_thread_db_load_from_pdir): New arg "subdir". All callers updated.
(thread_db_load_search): Use a vector to iterate over path elements.
Handle text appearing after "$pdir".
gdbserver/
* Makefile.in (SFILES): Add gdb_vecs.c.
(OBS): Add gdb_vecs.o.
(gdb_vecs_h, host_defs_h): New variables.
(thread-db.o): Add $(gdb_vecs_h) dependency.
(gdb_vecs.o): New rule.
* thread-db.c: #include "gdb_vecs.h".
(thread_db_load_search): Use a vector to iterate over path elements.
Handle text appearing after "$pdir".
This reproduces on the GDBserver side what GDB does when readlink is
not supported.
gdb/gdbserver/ChangeLog:
* configure.ac: Add readlink to AC_CHECK_FUNCS list.
* configure, config.in: Regenerate.
* hostio.c: Provide an alternate implementation if HAVE_READLINK
is not defined.
* infrun.c (disable_randomization): New global variable.
(show_disable_randomization): New function.
(set_disable_randomization): Likewise.
(_initialize_infrun): Install set/show disable-randomization
commands.
* linux-nat.c (disable_randomization): Remove.
(show_disable_randomization): Likewise.
(set_disable_randomization): Likewise.
(_initialize_linux_nat): No longer install set/show
disable-randomization commands here.
(linux_nat_supports_disable_randomization): New function.
(linux_nat_add_target): Install it.
* remote.c (PACKET_QDisableRandomization): New enum value.
(remote_protocol_packets): Support QDisableRandomization.
(_initialize_remote): Likewise.
(remote_supports_disable_randomization): New function.
(init_remote_ops): Install it.
(extended_remote_supports_disable_randomization): New function.
(init_extended_remote_ops): Install it.
(extended_remote_disable_randomization): New function.
(extended_remote_create_inferior_1): Call it.
* target.h (struct target_ops): Add to_supports_disable_randomization.
(target_supports_disable_randomization): Add prototype.
* target.c (target_supports_disable_randomization): New function.
(find_default_supports_disable_randomization): Likewise.
(init_dummy_target): Install it.
doc/
* gdb.texinfo (Starting your Program): "set disable-randomization"
is no longer Linux-specific.
(Remote Configuration): Document "set remote
disable-randomization-packet".
(General Query Packets): Document "QDisableRandomization" packet
and add it to "qSupported" list.
gdbserver/
* configure.ac: Check support for personality routine.
* configure: Regenerate.
* config.in: Likewise.
* linux-low.c: Include <sys/personality.h>.
Define ADDR_NO_RANDOMIZE if necessary.
(linux_create_inferior): Disable address space randomization when
forking inferior, if requested.
(linux_supports_disable_randomization): New function.
(linux_target_ops): Install it.
* server.h (disable_randomization): Declare.
* server.c (disable_randomization): New global variable.
(handle_general_set): Handle QDisableRandomization.
(handle_query): Likewise for qSupported.
(main): Support --disable-randomization and --no-disable-randomization
command line arguments.
* target.h (struct target_ops): Add supports_disable_randomization.
(target_supports_disable_randomization): New macro.
2011-03-09 Yao Qi <yao@codesourcery.com>
Revert:
2011-02-11 Yao Qi <yao@codesourcery.com>
* common/Makefile.in: Add copyright header.
2011-02-11 Yao Qi <yao@codesourcery.com>
* Makefile.in: Remove signals.o from COMMON_OBS. Link
libcommon.a.
* configure.ac: Add common to sub dir.
* configure: Regenerate.
gdb/gdbserver/
2011-03-09 Yao Qi <yao@codesourcery.com>
Revert:
2011-03-04 Yao Qi <yao@codesourcery.com>
* Makefile.in: Remove GNU make feature --directory.
2011-03-05 Yao Qi <yao@codesourcery.com>
* Makefile.in (CLEANDIRS, REQUIRED_SUBDIRS): New variable.
(subdir_do): New make target. Copied from gdb/Makefile.
(maintainer-clean, realclean, distclean, clean): Call corresponding
make targets in common/Makefile.
2011-02-11 Yao Qi <yao@codesourcery.com>
* configure.ac: Call AC_PROG_RANLIB.
* Makefile.in: Remove signals.o from OBS. Link libcommon.a.
* configure: Regenerate.
This patch adds support for powerpc-lynxos.
gdbserver/ChangeLog:
* gdbserver/lynx-low.c, gdbserver/lynx-low.h,
gdbserver/lynx-ppc-low.c: New files.
* Makefile.in (lynx_low_h): New variable.
(lynx-low.o, lynx-ppc-low.o): New rules.
* configure.ac: On LynxOS, link with -lnetinet.
* configure.srv: Add handling of powerpc-*-lynxos* targets.
* configure: regenerate.
vasprintf and vsnprintf are not available on LynxOS, at least not on
version 4.0.0. This patch updates the configury to import them from
libiberty if not available out of the box.
gdbserver/
* Makefile.in (vasprintf.o, vsnprintf.o): New rules.
* configure.ac: Add check for vasprintf and vsnprintf.
* configure, config.in: Regenerate.
* server.h (vasprintf, vsnprintf): Add conditional declarations.
On LynxOS, alloca is defined in allocal.h. This fixes one warning that
occurs when building GDBserver for LynxOS.
gdb/gdbserver/ChangeLog:
* configure.ac: Add configure check for alloca.
* configure, config.in: Regenerate.
* server.h: Include alloca.h if it exists.
* gdbreplay.c: Include alloca.h if it exists.
(WERROR_CFLAGS): New.
(INTERNAL_CFLAGS): Add WERROR_CFLAGS.
* configure.ac: Introduce --enable-werror, which adds -Werror to
the compiler command line. Enabled by default. Disable with
--disable-werror. Add -Wdeclaration-after-statement
Wpointer-arith and -Wformat-nonliteral to warning flags.
* configure: Regenerate.
2009-11-17 Vladimir Prus <vladimir@codesourcery.com>
* Makefile.in (reg-cf.o, reg-cf.c): New targets.
* configure.ac: Check for __mcoldfire__ and set
gdb_cv_m68k_is_coldfire.
* configure.srv: Use gdb_cv_m68k_is_coldfire to select between
reg-cf.o and reg-m68k.o.
* configure: Regenerated.
2009-11-17 Nathan Sidwell <nathan@codesourcery.com>
* regformats/reg-cf.dat: New file.
Doug Evans