201 lines
6.1 KiB
Text
201 lines
6.1 KiB
Text
# Copyright (C) 2013-2016 Free Software Foundation, Inc.
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# Contributed by Hui Zhu <hui@codesourcery.com>
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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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load_lib mi-support.exp
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set MIFLAGS "-i=mi"
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gdb_exit
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if [mi_gdb_start] {
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continue
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}
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standard_testfile
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if {[build_executable $testfile.exp $testfile $srcfile {debug}] == -1} {
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untested "failed to compile $testfile"
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return -1
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}
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mi_delete_breakpoints
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set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
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set dp_location1 [gdb_get_line_number "set dprintf 1 here"]
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mi_run_to_main
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set i 0
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mi_gdb_test "[incr i]-dprintf-insert" \
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"$i\\^error,msg=\"-dprintf-insert: Missing <location>\"" "mi insert without location"
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mi_gdb_test "[incr i]-dprintf-insert foo" \
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"$i\\^error,msg=\"-dprintf-insert: Missing <format>\"" "mi insert breakpoint without format string"
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mi_gdb_test "[incr i]-dprintf-insert 29" \
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"$i\\^error,msg=\"-dprintf-insert: Missing <format>\"" "mi insert second breakpoint without format string"
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mi_gdb_test "-break-insert main" ".*" "mi insert breakpoint main"
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mi_gdb_test "-dprintf-insert --function main \"hello\"" \
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"\\^done,bkpt={.*}" "explicit dprintf at main"
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mi_gdb_test "-dprintf-insert --source $srcfile --line $dp_location1 \"hello\"" \
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"\\^done,bkpt={.*}" "explicit breakpoint at $srcfile:$dp_location1"
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mi_gdb_test "-dprintf-insert --source $srcfile \"hello\"" \
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"\\^error,msg=\"-dprintf-insert: --source option requires --function, --label, or --line\"" "invalid explicit dprintf"
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mi_delete_breakpoints
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set bps [mi_make_breakpoint -type dprintf -func foo -file ".*mi-dprintf.c" \
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-fullname ".*mi-dprintf.c"]
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mi_gdb_test "[incr i]-dprintf-insert foo \"\\\"foobarbazqux\\\" At foo entry\\n\"" \
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"$i\\^done,$bps" "mi insert dprintf foo"
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set bps [mi_make_breakpoint -type dprintf -func foo \
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-file ".*mi-dprintf.c" -fullname ".*mi-dprintf.c" \
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-line $dp_location1]
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mi_gdb_test "[incr i]-dprintf-insert $dp_location1 \"arg=%d, g=%d\\n\" arg g" \
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"$i\\^done,$bps" "mi insert dprintf dp_location1"
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set bps {}
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lappend bps [mi_make_breakpoint -type dprintf -func foo \
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-file ".*mi-dprintf.c" -fullname ".*mi-dprintf.c"]
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lappend bps [mi_make_breakpoint -type dprintf -func foo \
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-file ".*mi-dprintf.c" -fullname ".*mi-dprintf.c" \
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-line $dp_location1]
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mi_gdb_test "[incr i]-break-info" \
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"$i\\^done,[mi_make_breakpoint_table $bps]" \
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"mi info dprintf"
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mi_gdb_test "-break-insert $bp_location1" ".*" "mi insert breakpoint bp_location1"
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# Helper for mi_continue_dprintf.
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proc mi_expect_dprintf {args where msg} {
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global mi_gdb_prompt
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global inferior_spawn_id gdb_spawn_id
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if { $args == "call" || $args == "fprintf" } {
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set foobarbazqux "\"foobarbazqux\""
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set sid $inferior_spawn_id
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} else {
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set foobarbazqux "\\\\\"foobarbazqux\\\\\""
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set sid $gdb_spawn_id
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}
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# Don't expect the prompt here to avoid a race with mi_expect_stop
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# in case $inferior_spawn_id != $gdb_spawn_id. Otherwise, in that
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# case, we could see the gdb prompt before the inferior output.
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gdb_expect {
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-i $sid
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-re ".*$foobarbazqux $where" {
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pass $msg
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}
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eof {
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fail "$msg (eof)"
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}
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timeout {
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fail "$msg (timeout)"
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}
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}
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mi_expect_stop ".*" ".*" ".*" ".*" ".*" "" "$msg stop"
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}
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proc mi_continue_dprintf {args} {
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with_test_prefix $args {
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set msg "mi 1st dprintf"
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mi_run_cmd
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mi_expect_dprintf $args "At foo entry.*arg=1234, g=1234" $msg
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set msg "mi 2nd dprintf"
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mi_send_resuming_command "exec-continue" "$msg continue"
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mi_expect_dprintf $args "At foo entry.*arg=1235, g=2222" $msg
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}
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}
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mi_continue_dprintf "gdb"
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# The "call" style depends on having I/O functions available, so test.
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if ![target_info exists gdb,noinferiorio] {
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# Now switch styles and rerun; in the absence of redirection the
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# output should be the same.
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mi_gdb_test "set dprintf-style call" ".*" "mi set dprintf style to call"
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mi_continue_dprintf "call"
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mi_gdb_test "set dprintf-function fprintf" ".*" "mi set dprintf-channel stderr"
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mi_gdb_test "set dprintf-channel stderr" ".*" "mi set dprintf channel"
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mi_continue_dprintf "fprintf"
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}
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set target_can_dprintf 0
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set msg "set dprintf style to agent"
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send_gdb "set dprintf-style agent\n"
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gdb_expect {
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-re "warning: Target cannot run dprintf commands, falling back to GDB printf.*$mi_gdb_prompt$" {
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unsupported "$msg"
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}
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-re ".*done.*$mi_gdb_prompt$" {
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set target_can_dprintf 1
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pass "$msg"
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}
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-re ".*$mi_gdb_prompt$" {
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fail "$msg"
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}
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timeout {
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fail "$msg"
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}
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}
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if $target_can_dprintf {
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if {[mi_run_cmd] < 0} {
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# This likely means we failed to use target side commands in
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# combination with software breakpoints. IOW, the target
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# likely doesn't support target-side software breakpoints.
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set target_can_dprintf 0
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unsupported "send dprintf to target"
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}
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if $target_can_dprintf {
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mi_expect_stop ".*" ".*" ".*" ".*" ".*" "" "mi expect stop"
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mi_send_resuming_command "exec-continue" "mi 1st dprintf continue, agent"
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mi_expect_stop ".*" "foo" ".*" ".*" ".*" "" "mi 1st dprintf, agent"
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mi_send_resuming_command "exec-continue" "mi 2nd dprintf continue, agent"
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# The =breakpoint-modified text is a part of the
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# "-exec-continue" output.
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set msg "mi info dprintf second time"
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gdb_expect {
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-re "=breakpoint-modified," {
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pass $msg
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}
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-re ".*$mi_gdb_prompt$" {
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fail "$msg"
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}
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timeout {
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fail "$msg"
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}
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}
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mi_expect_stop ".*" "foo" ".*" ".*" ".*" "" "mi 2nd dprintf, agent"
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}
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}
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mi_gdb_test "set dprintf-style foobar" ".*error.*" "mi set dprintf style to an unrecognized type"
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