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author | Pedro Alves <palves@redhat.com> | 2016-01-13 10:56:10 +0000 |
---|---|---|
committer | Pedro Alves <palves@redhat.com> | 2016-01-13 11:03:19 +0000 |
commit | 663f6d42f47265d2deaa86c8a976e658fb13f820 (patch) | |
tree | bd245ce035bd243e40c05056a39ee0d28e8bc3c5 /gdb/doc | |
parent | c84f6bbfe50ff13928360d3cc349d7c553867ce6 (diff) | |
download | gdb-663f6d42f47265d2deaa86c8a976e658fb13f820.zip gdb-663f6d42f47265d2deaa86c8a976e658fb13f820.tar.gz gdb-663f6d42f47265d2deaa86c8a976e658fb13f820.tar.bz2 |
Add $_gthread convenience variable
This commit adds a new $_gthread convenience variable, that is like
$_thread, but holds the current thread's global thread id.
gdb/ChangeLog:
2016-01-13 Pedro Alves <palves@redhat.com>
* NEWS: Mention $_gthread.
* gdbthread.h (struct thread_info) <global_num>: Mention
$_gthread.
* thread.c (thread_num_make_value_helper): New function.
(thread_id_make_value): Delete.
(thread_id_per_inf_num_make_value, global_thread_id_make_value):
New.
(thread_funcs): Adjust.
(gthread_funcs): New.
(_initialize_thread): Register $_gthread variable.
gdb/testsuite/ChangeLog:
2016-01-13 Pedro Alves <palves@redhat.com>
* gdb.base/default.exp: Expect $_gthread as well.
* gdb.multi/tids.exp: Test $_gthread.
* gdb.threads/thread-specific.exp: Test $_gthread.
gdb/doc/ChangeLog:
2016-01-13 Pedro Alves <palves@redhat.com>
* gdb.texinfo (Threads): Document the $_gthread convenience
variable.
(Convenience Vars): Likewise.
Diffstat (limited to 'gdb/doc')
-rw-r--r-- | gdb/doc/ChangeLog | 6 | ||||
-rw-r--r-- | gdb/doc/gdb.texinfo | 9 |
2 files changed, 13 insertions, 2 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index d723276..4b59057 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,5 +1,11 @@ 2016-01-13 Pedro Alves <palves@redhat.com> + * gdb.texinfo (Threads): Document the $_gthread convenience + variable. + (Convenience Vars): Likewise. + +2016-01-13 Pedro Alves <palves@redhat.com> + * gdb.texinfo (Threads): Document "info threads -gid". 2016-01-13 Pedro Alves <palves@redhat.com> diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index 654efa4..7da31c8 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -2937,8 +2937,10 @@ thread. In other words, @value{GDBN} assigns a thread number to the program's ``main thread'' even if the program is not multi-threaded. @vindex $_thread@r{, convenience variable} -The debugger convenience variable @samp{$_thread} contains the -per-inferior thread number of the current thread. You may find this +@vindex $_gthread@r{, convenience variable} +The debugger convenience variables @samp{$_thread} and +@samp{$_gthread} contain, respectively, the per-inferior thread number +and the global thread number of the current thread. You may find this useful in writing breakpoint conditional expressions, command scripts, and so forth. @xref{Convenience Vars,, Convenience Variables}, for general information on convenience variables. @@ -10459,6 +10461,9 @@ Programs, ,Debugging Multiple Inferiors and Programs}. @item $_thread The thread number of the current thread. @xref{thread numbers}. +@item $_gthread +The global number of the current thread. @xref{global thread numbers}. + @end table @node Convenience Funs |