Implement DAP conditional breakpoints

I realized that I had only implemented DAP breakpoint conditions for
exception breakpoints, and not other kinds of breakpoints.  This patch
corrects the oversight.

1 files changed, 65 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.dap/cond-bp.exp b/gdb/testsuite/gdb.dap/cond-bp.exp
new file mode 100644
index 0000000..376db4b
--- /dev/null
+++ b/gdb/testsuite/gdb.dap/cond-bp.exp
@@ -0,0 +1,65 @@
+# Copyright 2023 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 DAP breakpoint conditions.
+
+require allow_dap_tests
+
+load_lib dap-support.exp
+
+standard_testfile
+
+if {[build_executable ${testfile}.exp $testfile] == -1} {
+    return
+}
+
+if {[dap_launch $testfile] == ""} {
+    return
+}
+
+set line [gdb_get_line_number "STOP"]
+set obj [dap_check_request_and_response "set conditional breakpoint" \
+	     setBreakpoints \
+	     [format {o source [o path [%s]] \
+			  breakpoints [a [o line [i %d] \
+					      condition [s "i == 3"] \
+					      hitCondition [i 3]]]} \
+		  [list s $srcfile] $line]]
+set fn_bpno [dap_get_breakpoint_number $obj]
+
+dap_check_request_and_response "start inferior" configurationDone
+
+dap_wait_for_event_and_check "stopped at function breakpoint" stopped \
+    "body reason" breakpoint \
+    "body hitBreakpointIds" $fn_bpno
+
+set bt [lindex [dap_check_request_and_response "backtrace" stackTrace \
+		    {o threadId [i 1]}] \
+	    0]
+set frame_id [dict get [lindex [dict get $bt body stackFrames] 0] id]
+
+set obj [dap_check_request_and_response "evaluate i" \
+	     evaluate \
+	     [format {o expression [s i] frameId [i %s]} $frame_id]]
+dap_match_values "value of i" [lindex $obj 0] \
+    "body result" 3
+
+set obj [dap_check_request_and_response "evaluate j" \
+	     evaluate \
+	     [format {o expression [s j] frameId [i %s]} $frame_id]]
+dap_match_values "value of j" [lindex $obj 0] \
+    "body result" 3
+
+dap_shutdown