Update copyright year range in all GDB files.

[thirdparty/binutils-gdb.git] / gdb / testsuite / gdb.base / random-signal.exp

diff --git a/gdb/testsuite/gdb.base/random-signal.exp b/gdb/testsuite/gdb.base/random-signal.exp
index bd235137189e08126619b77867ac673308c0b567..24619a1aa1fc21dae99ba88c142221e1ed55f9a3 100644 (file)
--- a/gdb/testsuite/gdb.base/random-signal.exp
+++ b/gdb/testsuite/gdb.base/random-signal.exp
@@ -1,4 +1,4 @@
-# Copyright 2013 Free Software Foundation, Inc.
+# Copyright 2013-2020 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
@@ -18,25 +18,65 @@ if [target_info exists gdb,nosignals] {
     continue
 }
 
+# This test requires sending ^C to interrupt the running target.
+if [target_info exists gdb,nointerrupts] {
+    verbose "Skipping random-signal.exp because of nointerrupts."
+    return
+}
+
 standard_testfile
 
-if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} {
+if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
     return -1
 }
 
-if {![runto_main]} {
-    return -1
+# Set a software watchpoint, continue, wait a bit and stop the target
+# with ctrl-c.  A software watchpoint forces the target to
+# single-step.
+proc do_test {} {
+    global binfile
+
+    gdb_test_no_output "set can-use-hw-watchpoints 0"
+    gdb_test "watch v" "Watchpoint .*"
+    gdb_test_multiple "continue" "continue" {
+       -re "Continuing" {
+           pass "continue"
+       }
+    }
+
+    # For this to work we must be sure to consume the "Continuing."
+    # message first, or GDB's signal handler may not be in place.
+    after 500 {send_gdb "\003"}
+    gdb_test "" "Program received signal SIGINT.*" "stop with control-c"
 }
 
-gdb_test_no_output "set can-use-hw-watchpoints 0"
-gdb_test "watch v" "Watchpoint .*"
-gdb_test_multiple "continue" "continue" {
-    -re "Continuing" {
-       pass "continue"
+# With native debugging and "run" (with job control), the ctrl-c
+# always reaches the inferior, not gdb, even if ctrl-c is pressed
+# while gdb is processing the internal software watchtpoint
+# single-step.  With remote debugging, the ctrl-c reaches GDB first.
+with_test_prefix "run" {
+    clean_restart $binfile
+
+    if {![runto_main]} {
+       return -1
     }
+
+    do_test
 }
 
-# For this to work we must be sure to consume the "Continuing."
-# message first, or GDB's signal handler may not be in place.
-after 500 {send_gdb "\003"}
-gdb_test "" "Program received signal SIGINT.*" "stop with control-c"
+# With "attach" however, even with native debugging, the ctrl-c always
+# reaches GDB first.  Test that as well.
+with_test_prefix "attach" {
+    if {[can_spawn_for_attach]} {
+       clean_restart $binfile
+
+       set test_spawn_id [spawn_wait_for_attach $binfile]
+       set testpid [spawn_id_get_pid $test_spawn_id]
+
+       gdb_test "attach $testpid" "Attaching to.*process $testpid.*libc.*" "attach"
+
+       do_test
+
+       kill_wait_spawned_process $test_spawn_id
+    }
+}