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authorTankut Baris Aktemur <tankut.baris.aktemur@intel.com>2020-04-01 21:33:05 +0200
committerTankut Baris Aktemur <tankut.baris.aktemur@intel.com>2020-04-01 21:33:05 +0200
commita0714d305fb78b3a2a74a2acd6d8c66da80a6387 (patch)
tree72a23f1e24f8375d9570e2b2ab89b8453340c66f
parent3ce23ca1de4c769c4b7247f0724a10ef5fb24a11 (diff)
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gdb: define convenience function 'exists_non_stop_target'
Define a predicate function that returns true if there exists an inferior with a non-stop target. gdb/ChangeLog: 2020-04-01 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> * target.h (exists_non_stop_target): New function declaration. * target.c (exists_non_stop_target): New function.
-rw-r--r--gdb/ChangeLog5
-rw-r--r--gdb/target.c20
-rw-r--r--gdb/target.h3
3 files changed, 28 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 65225a2..c7f4ac4 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2020-04-01 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com>
+
+ * target.h (exists_non_stop_target): New function declaration.
+ * target.c (exists_non_stop_target): New function.
+
2020-04-01 Hannes Domani <ssbssa@yahoo.de>
PR gdb/24789
diff --git a/gdb/target.c b/gdb/target.c
index 1abd8ff..2dc356d 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -3931,6 +3931,26 @@ target_is_non_stop_p (void)
&& target_always_non_stop_p ()));
}
+/* See target.h. */
+
+bool
+exists_non_stop_target ()
+{
+ if (target_is_non_stop_p ())
+ return true;
+
+ scoped_restore_current_thread restore_thread;
+
+ for (inferior *inf : all_inferiors ())
+ {
+ switch_to_inferior_no_thread (inf);
+ if (target_is_non_stop_p ())
+ return true;
+ }
+
+ return false;
+}
+
/* Controls if targets can report that they always run in non-stop
mode. This is just for maintainers to use when debugging gdb. */
enum auto_boolean target_non_stop_enabled = AUTO_BOOLEAN_AUTO;
diff --git a/gdb/target.h b/gdb/target.h
index 96e7210..9a1dd80 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -1857,6 +1857,9 @@ extern enum auto_boolean target_non_stop_enabled;
non-stop" is on. */
extern int target_is_non_stop_p (void);
+/* Return true if at least one inferior has a non-stop target. */
+extern bool exists_non_stop_target ();
+
#define target_execution_direction() \
(current_top_target ()->execution_direction ())