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-rw-r--r--gdb/testsuite/gdb.testsuite/capture-command-output.exp38
-rw-r--r--gdb/testsuite/lib/gdb.exp32
2 files changed, 51 insertions, 19 deletions
diff --git a/gdb/testsuite/gdb.testsuite/capture-command-output.exp b/gdb/testsuite/gdb.testsuite/capture-command-output.exp
new file mode 100644
index 0000000..a48ceb0
--- /dev/null
+++ b/gdb/testsuite/gdb.testsuite/capture-command-output.exp
@@ -0,0 +1,38 @@
+# Copyright 2022 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/>.
+
+# The purpose of this test-case is to test the capture_command_output proc.
+
+clean_restart
+
+# Check output with no prefix.
+
+with_test_prefix no-prefix {
+ set output [capture_command_output "print 1" ""]
+ gdb_assert { [string equal $output "\$1 = 1"] }
+}
+
+# Check output with matching prefix.
+
+with_test_prefix matching-prefix {
+ set output [capture_command_output "print 1" "\\\$2 = "]
+ gdb_assert { [string equal $output "1"] }
+}
+
+# Check output with non-matching prefix.
+
+with_test_prefix non-matching-prefix {
+ set output [capture_command_output "print 1" "3 = "]
+ gdb_assert { [string equal $output "\$3 = 1"] }
+}
diff --git a/gdb/testsuite/lib/gdb.exp b/gdb/testsuite/lib/gdb.exp
index f53d90e..61bc060 100644
--- a/gdb/testsuite/lib/gdb.exp
+++ b/gdb/testsuite/lib/gdb.exp
@@ -7888,27 +7888,10 @@ proc capture_command_output { command prefix } {
global gdb_prompt
global expect_out
- set code {
- -re "^[string_to_regexp ${command}]\r\n" {
- if { $prefix != "" } {
- exp_continue
- }
- }
- }
-
- if { $prefix != "" } {
- append code {
- -re "^${prefix}" {
- # Nothing, we just move onto the next gdb_test_multiple
- # call, which actually collects the command output.
- }
- }
- }
-
- gdb_test_multiple "$command" "capture_command_output for $command" $code
+ set test "capture_command_output for $command"
set output_string ""
- gdb_test_multiple "" "" {
+ gdb_test_multiple $command $test {
-re "^(\[^\r\n\]+\r\n)" {
if { ![string equal $output_string ""] } {
set output_string [join [list $output_string $expect_out(1,string)] ""]
@@ -7922,7 +7905,18 @@ proc capture_command_output { command prefix } {
}
}
+ # Strip the command.
+ set command_re [string_to_regexp ${command}]
+ set output_string [regsub ^$command_re\r\n $output_string ""]
+
+ # Strip the prefix.
+ if { $prefix != "" } {
+ set output_string [regsub ^$prefix $output_string ""]
+ }
+
+ # Strip a trailing newline.
set output_string [regsub "\r\n$" $output_string ""]
+
return $output_string
}