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-rw-r--r--gdb/ChangeLog6
-rw-r--r--gdb/mi/mi-main.c7
-rw-r--r--gdb/testsuite/ChangeLog5
-rw-r--r--gdb/testsuite/gdb.mi/mi-cmd-error.exp80
4 files changed, 98 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index bfa131f..b2b518a 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,11 @@
2016-08-09 Pedro Alves <palves@redhat.com>
+ PR mi/20431
+ * mi/mi-main.c (mi_execute_command): Enable input and set prompt
+ state to PROMPT_NEEDED.
+
+2016-08-09 Pedro Alves <palves@redhat.com>
+
PR gdb/18653
* Makefile.in (SFILES): Add
common/signals-state-save-restore.c.
diff --git a/gdb/mi/mi-main.c b/gdb/mi/mi-main.c
index b1cbd8b..1913157 100644
--- a/gdb/mi/mi-main.c
+++ b/gdb/mi/mi-main.c
@@ -2139,6 +2139,13 @@ mi_execute_command (const char *cmd, int from_tty)
}
CATCH (result, RETURN_MASK_ALL)
{
+ /* Like in start_event_loop, enable input and force display
+ of the prompt. Otherwise, any command that calls
+ async_disable_stdin, and then throws, will leave input
+ disabled. */
+ async_enable_stdin ();
+ current_ui->prompt_state = PROMPT_NEEDED;
+
/* The command execution failed and error() was called
somewhere. */
mi_print_exception (command->token, result);
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 6581556..605802f 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,5 +1,10 @@
2016-08-09 Pedro Alves <palves@redhat.com>
+ PR mi/20431
+ * gdb.mi/mi-cmd-error.exp: New file.
+
+2016-08-09 Pedro Alves <palves@redhat.com>
+
PR gdb/18653
* gdb.base/signals-state-child.c: New file.
* gdb.base/signals-state-child.exp: New file.
diff --git a/gdb/testsuite/gdb.mi/mi-cmd-error.exp b/gdb/testsuite/gdb.mi/mi-cmd-error.exp
new file mode 100644
index 0000000..a6d4791
--- /dev/null
+++ b/gdb/testsuite/gdb.mi/mi-cmd-error.exp
@@ -0,0 +1,80 @@
+# Copyright 2016 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Test that after:
+#
+# - a failing synchronous execution command, or,
+# - a failing non-execution command, or,
+# - a non-failing command,
+#
+# ... MI continues processing input. We actually test all
+# combinations of pairs of the above. See PR mi/20431.
+
+load_lib mi-support.exp
+set MIFLAGS "-i=mi"
+
+gdb_exit
+if [mi_gdb_start] {
+ continue
+}
+
+standard_testfile
+
+# A synchronous execution execution command that errors out.
+
+proc failing_sync_execution_command {} {
+ mi_gdb_test "-exec-continue" \
+ {\^error,msg=\"The program is not being run.\"} \
+ "failing sync execution command"
+}
+
+# A non-execution command that errors out.
+
+proc failing_non_execution_command {} {
+ mi_gdb_test "-invalid-command" \
+ {\^error,msg=\"Undefined MI command: invalid-command\",code=\"undefined-command\"} \
+ "failing non-execution command"
+}
+
+# A command that doesn't error out.
+
+proc non_failing_command {} {
+ mi_gdb_test "-gdb-show version" \
+ ".*Free Software Foundation.*\\^done" \
+ "non-failing command"
+}
+
+# A list of procedures to try.
+set procs {
+ failing_sync_execution_command
+ failing_non_execution_command
+ non_failing_command
+}
+
+# User-friendly names for procedures above, in the same order.
+set cmdnames {
+ "failing sync execution command"
+ "failing non-execution command"
+ "non-failing command"
+}
+
+for {set i 0} {$i < [llength $procs]} {incr i} {
+ for {set j 0} {$j < [llength $procs]} {incr j} {
+ with_test_prefix "[lindex $cmdnames $i] first ($i x $j)" {
+ with_test_prefix "1st" [lindex $procs $i]
+ with_test_prefix "2nd" [lindex $procs $j]
+ }
+ }
+}