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| author | Stan Shebs <shebs@codesourcery.com> | 2010-04-16 01:12:07 +0000 |
|---|---|---|
| committer | Stan Shebs <shebs@codesourcery.com> | 2010-04-16 01:12:07 +0000 |
| commit | 2ce6d6bf7c5f2c7ef3e816b1c64b4e14e52ca6bd (patch) | |
| tree | 9dbede613a4c00ab45e1f711739d6a3bd82797b1 /gdb/tracepoint.c | |
| parent | 47edb3fead1279670ab27f6f983897d47ef87995 (diff) | |
| download | gdb-2ce6d6bf7c5f2c7ef3e816b1c64b4e14e52ca6bd.zip gdb-2ce6d6bf7c5f2c7ef3e816b1c64b4e14e52ca6bd.tar.gz gdb-2ce6d6bf7c5f2c7ef3e816b1c64b4e14e52ca6bd.tar.bz2 | |
2010-04-15 Stan Shebs <stan@codesourcery.com>
* frame.c: Include tracepoint.h.
(get_current_frame): Allow a trace frame to be an alternate source
of stack frame data.
* tracepoint.c (tfind_1): Don't try to get current stack frame if
it won't succeed.
Diffstat (limited to 'gdb/tracepoint.c')
| -rw-r--r-- | gdb/tracepoint.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/gdb/tracepoint.c b/gdb/tracepoint.c index 8222182..bf328fd 100644 --- a/gdb/tracepoint.c +++ b/gdb/tracepoint.c @@ -1856,11 +1856,19 @@ tfind_1 (enum trace_find_type type, int num, int from_tty) { int target_frameno = -1, target_tracept = -1; - struct frame_id old_frame_id; + struct frame_id old_frame_id = null_frame_id; char *reply; struct breakpoint *tp; - old_frame_id = get_frame_id (get_current_frame ()); + /* Only try to get the current stack frame if we have a chance of + succeeding. In particular, if we're trying to get a first trace + frame while all threads are running, it's not going to succeed, + so leave it with a default value and let the frame comparison + below (correctly) decide to print out the source location of the + trace frame. */ + if (!(type == tfind_number && num == -1) + && (has_stack_frames () || traceframe_number >= 0)) + old_frame_id = get_frame_id (get_current_frame ()); target_frameno = target_trace_find (type, num, addr1, addr2, &target_tracept); @@ -1873,7 +1881,7 @@ tfind_1 (enum trace_find_type type, int num, } else if (target_frameno == -1) { - /* A request for a non-existant trace frame has failed. + /* A request for a non-existent trace frame has failed. Our response will be different, depending on FROM_TTY: If FROM_TTY is true, meaning that this command was @@ -1952,7 +1960,7 @@ tfind_1 (enum trace_find_type type, int num, { enum print_what print_what; - /* NOTE: in immitation of the step command, try to determine + /* NOTE: in imitation of the step command, try to determine whether we have made a transition from one function to another. If so, we'll print the "stack frame" (ie. the new function and it's arguments) -- otherwise we'll just show the |