2018-06-21 15:09:34 +02:00
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# Copyright 2018 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# watchpoint-hw-attach.exp -- Test if hardware watchpoints are used
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# when attaching to a target.
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if {[skip_hw_watchpoint_tests]} {
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return 0
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}
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if {![can_spawn_for_attach]} {
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return 0
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}
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standard_testfile
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
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return -1
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}
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clean_restart $binfile
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if ![runto_main] {
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untested "can't run to main"
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return -1
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}
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# Run to the point where mypid in the test program has been
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# populated.
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gdb_breakpoint [gdb_get_line_number "pidacquired"]
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gdb_continue_to_breakpoint "pidacquired"
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# Get the PID of the test process.
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set testpid [get_integer_valueof "mypid" 0]
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gdb_test "detach" "Detaching from program: .*, process $testpid\r\n\\\[Inferior $decimal \\(process $testpid\\) detached\\\]"
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if {$testpid == ""} {
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return -1
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}
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# A clean restart is needed to force the hardware watchpoint setup
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# logic to run post attach rather than post inferior launch.
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clean_restart $binfile
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2018-06-29 18:34:58 +02:00
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gdb_test "attach $testpid" "Attaching to program: .*, process $testpid.*" "attach"
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2018-06-21 15:09:34 +02:00
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# Ensure the test program is in the top frame so the required
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# variables are in scope.
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2018-06-28 09:59:59 +02:00
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gdb_breakpoint $srcfile:[gdb_get_line_number "pidacquired"]
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gdb_continue_to_breakpoint "$srcfile:pidacquired"
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gdb_test_no_output "set should_continue = 1"
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2018-06-21 15:09:34 +02:00
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gdb_test "watch watched_variable" \
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"Hardware watchpoint $decimal: watched_variable"
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gdb_test "continue" \
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"continue.*Continuing.*\.Hardware watchpoint $decimal: watched_variable.*Old value = 0.*New value = 4.*watched_variable\\);"
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