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| author | Andrew Cagney <cagney@redhat.com> | 2005-01-24 22:00:59 +0000 |
|---|---|---|
| committer | Andrew Cagney <cagney@redhat.com> | 2005-01-24 22:00:59 +0000 |
| commit | 9d799f85e0e1acb6a49a6b7428d3845d8dba9588 (patch) | |
| tree | 910568d780f2321c075edcf19424ab6044cd45e2 /gdb/infrun.c | |
| parent | 45181ed16d3a823fbd73ee23d94833f5aa906b98 (diff) | |
| download | gdb-9d799f85e0e1acb6a49a6b7428d3845d8dba9588.zip gdb-9d799f85e0e1acb6a49a6b7428d3845d8dba9588.tar.gz gdb-9d799f85e0e1acb6a49a6b7428d3845d8dba9588.tar.bz2 | |
Index: ChangeLog
2005-01-24 Andrew Cagney <cagney@gnu.org>
* infrun.c (handle_inferior_event): Handle back-to-back and nested
signals where the step_resume_breakpoint may have already been
inserted.
Index: testsuite/ChangeLog
2005-01-24 Andrew Cagney <cagney@gnu.org>
* gdb.base/sigrepeat.exp, gdb.base/sigrepeat.c: New test.
Diffstat (limited to 'gdb/infrun.c')
| -rw-r--r-- | gdb/infrun.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/gdb/infrun.c b/gdb/infrun.c index 1f188df..dd32590 100644 --- a/gdb/infrun.c +++ b/gdb/infrun.c @@ -1933,12 +1933,16 @@ process_event_stop_test: breakpoint. */ insert_step_resume_breakpoint_at_frame (get_current_frame ()); ecs->step_after_step_resume_breakpoint = 1; + keep_going (ecs); + return; } - else if (step_range_end != 0 - && stop_signal != TARGET_SIGNAL_0 - && stop_pc >= step_range_start && stop_pc < step_range_end - && frame_id_eq (get_frame_id (get_current_frame ()), - step_frame_id)) + + if (step_range_end != 0 + && stop_signal != TARGET_SIGNAL_0 + && stop_pc >= step_range_start && stop_pc < step_range_end + && frame_id_eq (get_frame_id (get_current_frame ()), + step_frame_id) + && step_resume_breakpoint == NULL) { /* The inferior is about to take a signal that will take it out of the single step range. Set a breakpoint at the @@ -1950,7 +1954,16 @@ process_event_stop_test: while in the single-step range. Nested signals aren't a problem as they eventually all return. */ insert_step_resume_breakpoint_at_frame (get_current_frame ()); + keep_going (ecs); + return; } + + /* Note: step_resume_breakpoint may be non-NULL. This occures + when either there's a nested signal, or when there's a + pending signal enabled just as the signal handler returns + (leaving the inferior at the step-resume-breakpoint without + actually executing it). Either way continue until the + breakpoint is really hit. */ keep_going (ecs); return; } |