147 lines
5.0 KiB
Diff
147 lines
5.0 KiB
Diff
http://sourceware.org/ml/gdb-patches/2013-05/msg00628.html
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Subject: [RFA 4/7] GDB support for new gdbserver functionality
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--CaPKgh3XHpq3rEUV
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Content-Type: text/plain; charset=us-ascii
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Content-Disposition: inline
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This patch adds client support for the new gdbserver functionality
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provided by patch 3 of this series.
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--CaPKgh3XHpq3rEUV
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Content-Type: text/plain; charset=us-ascii
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Content-Disposition: attachment; filename="rtld-probes-4-remote.patch"
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2013-05-16 Gary Benson <gbenson@redhat.com>
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* target.h (target_ops): New field
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"to_augmented_libraries_svr4_read".
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(target_augmented_libraries_svr4_read): New macro.
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* target.c (update_current_target): Handle
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to_augmented_libraries_svr4_read.
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* remote.c (remote_state): New field
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"augmented_libraries_svr4_read".
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(remote_augmented_libraries_svr4_read_feature): New function.
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(remote_protocol_features): Add entry for
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"augmented-libraries-svr4-read".
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(remote_augmented_libraries_svr4_read): New function.
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(init_remote_ops): Initialize
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remote_ops.to_augmented_libraries_svr4_read.
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diff --git a/gdb/target.h b/gdb/target.h
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index e937d39..a8587e8 100644
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--- a/gdb/target.h
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+++ b/gdb/target.h
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@@ -941,6 +941,10 @@ struct target_ops
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(inclusive) to function END (exclusive). */
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void (*to_call_history_range) (ULONGEST begin, ULONGEST end, int flags);
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+ /* Nonzero if TARGET_OBJECT_LIBRARIES_SVR4 may be read with a
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+ non-empty annex. */
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+ int (*to_augmented_libraries_svr4_read) (void);
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+
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int to_magic;
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/* Need sub-structure for target machine related rather than comm related?
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*/
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@@ -1809,6 +1813,9 @@ extern char *target_fileio_read_stralloc (const char *filename);
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#define target_can_use_agent() \
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(*current_target.to_can_use_agent) ()
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+#define target_augmented_libraries_svr4_read() \
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+ (*current_target.to_augmented_libraries_svr4_read) ()
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+
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/* Command logging facility. */
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#define target_log_command(p) \
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diff --git a/gdb/target.c b/gdb/target.c
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index 8653dac..519b97f 100644
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--- a/gdb/target.c
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+++ b/gdb/target.c
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@@ -731,6 +731,7 @@ update_current_target (void)
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INHERIT (to_traceframe_info, t);
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INHERIT (to_use_agent, t);
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INHERIT (to_can_use_agent, t);
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+ INHERIT (to_augmented_libraries_svr4_read, t);
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INHERIT (to_magic, t);
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INHERIT (to_supports_evaluation_of_breakpoint_conditions, t);
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INHERIT (to_can_run_breakpoint_commands, t);
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@@ -975,6 +976,9 @@ update_current_target (void)
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de_fault (to_can_use_agent,
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(int (*) (void))
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return_zero);
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+ de_fault (to_augmented_libraries_svr4_read,
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+ (int (*) (void))
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+ return_zero);
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de_fault (to_execution_direction, default_execution_direction);
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#undef de_fault
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diff --git a/gdb/remote.c b/gdb/remote.c
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index 51bf025..e1cf8a4 100644
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--- a/gdb/remote.c
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+++ b/gdb/remote.c
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@@ -343,6 +343,10 @@ struct remote_state
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/* True if the stub can collect strings using tracenz bytecode. */
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int string_tracing;
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+ /* True if the stub supports qXfer:libraries-svr4:read with a
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+ non-empty annex. */
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+ int augmented_libraries_svr4_read;
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+
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/* Nonzero if the user has pressed Ctrl-C, but the target hasn't
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responded to that. */
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int ctrlc_pending_p;
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@@ -3931,6 +3935,16 @@ remote_string_tracing_feature (const struct protocol_feature *feature,
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rs->string_tracing = (support == PACKET_ENABLE);
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}
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+static void
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+remote_augmented_libraries_svr4_read_feature
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+ (const struct protocol_feature *feature,
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+ enum packet_support support, const char *value)
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+{
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+ struct remote_state *rs = get_remote_state ();
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+
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+ rs->augmented_libraries_svr4_read = (support == PACKET_ENABLE);
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+}
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+
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static struct protocol_feature remote_protocol_features[] = {
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{ "PacketSize", PACKET_DISABLE, remote_packet_size, -1 },
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{ "qXfer:auxv:read", PACKET_DISABLE, remote_supported_packet,
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@@ -3941,6 +3955,8 @@ static struct protocol_feature remote_protocol_features[] = {
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PACKET_qXfer_libraries },
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{ "qXfer:libraries-svr4:read", PACKET_DISABLE, remote_supported_packet,
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PACKET_qXfer_libraries_svr4 },
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+ { "augmented-libraries-svr4-read", PACKET_DISABLE,
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+ remote_augmented_libraries_svr4_read_feature, -1 },
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{ "qXfer:memory-map:read", PACKET_DISABLE, remote_supported_packet,
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PACKET_qXfer_memory_map },
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{ "qXfer:spu:read", PACKET_DISABLE, remote_supported_packet,
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@@ -11343,6 +11359,14 @@ remote_read_btrace (struct btrace_target_info *tinfo,
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return btrace;
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}
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+static int
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+remote_augmented_libraries_svr4_read (void)
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+{
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+ struct remote_state *rs = get_remote_state ();
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+
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+ return rs->augmented_libraries_svr4_read;
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+}
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+
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static void
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init_remote_ops (void)
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{
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@@ -11465,6 +11489,8 @@ Specify the serial device it is connected to\n\
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remote_ops.to_disable_btrace = remote_disable_btrace;
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remote_ops.to_teardown_btrace = remote_teardown_btrace;
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remote_ops.to_read_btrace = remote_read_btrace;
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+ remote_ops.to_augmented_libraries_svr4_read =
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+ remote_augmented_libraries_svr4_read;
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}
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/* Set up the extended remote vector by making a copy of the standard
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--CaPKgh3XHpq3rEUV--
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