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Add comments to currently_stepping and target_resume

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Clarify that currently_stepping works at a higher level than
target_resume.

gdb/ChangeLog:
2015-08-07  Pedro Alves  <palves@redhat.com>

	* infrun.c (currently_stepping): Extend intro comment.
	* target.h (target_resume): Extend intro comment.
This commit is contained in:
Pedro Alves 2015-08-07 17:23:59 +01:00
parent 1afd5965ed
commit 8b06156348
3 changed files with 10 additions and 3 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2015-08-07 Pedro Alves <palves@redhat.com>
* infrun.c (currently_stepping): Extend intro comment.
* target.h (target_resume): Extend intro comment.
2015-08-07 Pedro Alves <palves@redhat.com>
* infrun.c (switch_back_to_stepped_thread): Use ecs->ptid instead

4
gdb/infrun.c
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@ -5854,7 +5854,9 @@ switch_back_to_stepped_thread (struct execution_control_state *ecs)
return 0;
}
/* Is thread TP in the middle of single-stepping? */
/* Is thread TP in the middle of (software or hardware)
single-stepping? (Note the result of this function must never be
passed directly as target_resume's STEP parameter.) */
static int
currently_stepping (struct thread_info *tp)

4
gdb/target.h
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@ -1292,8 +1292,8 @@ extern void target_detach (const char *, int);
extern void target_disconnect (const char *, int);
/* Resume execution of the target process PTID (or a group of
threads). STEP says whether to single-step or to run free; SIGGNAL
is the signal to be given to the target, or GDB_SIGNAL_0 for no
threads). STEP says whether to hardware single-step or to run free;
SIGGNAL is the signal to be given to the target, or GDB_SIGNAL_0 for no
signal. The caller may not pass GDB_SIGNAL_DEFAULT. A specific
PTID means `step/resume only this process id'. A wildcard PTID
(all threads, or all threads of process) means `step/resume