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# Copyright 2004-2023 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/>.
# This file was written by Daniel Jacobowitz <drow@mvista.com>.
# It tests that the correct breakpoint is reported when we hit a
# thread-specific breakpoint inserted for several threads.
standard_testfile
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable debug] != "" } {
return -1
}
# Return a list of the valid thread IDs, with the initial thread first.
proc get_thread_list { } {
global gdb_prompt
global expect_out
set thr_list ""
gdb_test_multiple "info threads" "get threads list" {
-re "info threads\r\n" {
exp_continue
}
-re "New Thread \[^\n\]*\n" {
exp_continue
}
-re "^ *Id *Target Id\[^\n\]*\n" {
exp_continue
}
-re "^\\* *(\[0-9\]*) *Thread \[^\n\]*main\[^\n\]*\n" {
set thr_list "$expect_out(1,string) $thr_list"
exp_continue
}
-re "^ *(\[0-9\]*) *Thread \[^\n\]*\n" {
lappend thr_list $expect_out(1,string)
exp_continue
}
-re ".*$gdb_prompt $" {
if { [llength $thr_list] != 0 } {
pass "get threads list"
} else {
fail "get threads list (no threads)"
}
}
}
return $thr_list
}
clean_restart ${binfile}
gdb_test_no_output "set print sevenbit-strings"
gdb_test_no_output "set width 0"
# As this test only runs a single inferior, $_thread and $_gthread
# should match throughout.
gdb_test {print $_thread} ".* = 0" "thread var when not running"
gdb_test {print $_gthread} ".* = 0" "gthread var when not running"
runto_main
gdb_breakpoint [gdb_get_line_number "thread-specific.exp: last thread start"]
gdb_continue_to_breakpoint "all threads started"
set line [gdb_get_line_number "thread-specific.exp: thread loop"]
set threads [get_thread_list]
if {[llength $threads] == 0} {
# We have already issued a FAIL above.
return 1
}
gdb_test {print $_thread} ".* = [lindex $threads 0]" "thread var in main"
gdb_test {print $_gthread} ".* = [lindex $threads 0]" "gthread var in main"
gdb_test_multiple "break $line thread [lindex $threads 0]" \
"breakpoint $line main thread" {
-re "Breakpoint (\[0-9\]*) at.* file .*$srcfile, line.*$gdb_prompt $" {
set main_breakpoint $expect_out(1,string)
pass "breakpoint $line main thread"
}
}
foreach thread [lrange $threads 1 end] {
gdb_breakpoint "$line thread $thread"
}
set this_breakpoint -1
gdb_test_multiple "continue" "continue to thread-specific breakpoint" {
-re "Breakpoint $main_breakpoint, .* at .*\r\n$gdb_prompt $" {
fail "continue to thread-specific breakpoint (wrong breakpoint)"
}
-re "Breakpoint (\[0-9\]*), .* at .*\r\n$gdb_prompt $" {
set this_breakpoint $expect_out(1,string)
pass "continue to thread-specific breakpoint"
}
}
set this_thread -1
if { $this_breakpoint != -1 } {
gdb_test_multiple "info breakpoint $this_breakpoint" "info on bp" {
-re ".*stop only in thread (\[0-9\]*).*$gdb_prompt $" {
set this_thread $expect_out(1,string)
pass "found breakpoint for thread number"
}
}
} else {
untested "info on bp"
}
if { $this_thread != -1 } {
gdb_test {print $_thread} ".* = $this_thread" "thread var at break"
gdb_test {print $_gthread} ".* = $this_thread" "gthread var at break"
} else {
untested "thread var at break"
}
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