1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
# Copyright (C) 1996, 1997, 2002, 2003, 2007, 2008, 2009, 2010
# 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>
# (parts based on pthreads.exp by Fred Fish (fnf@cygnus.com).
#
# It tests miscellaneous actions with multiple threads, including
# handling for thread exit.
if $tracelevel then {
strace $tracelevel
}
set testfile "print-threads"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
# regexp for "horizontal" text (i.e. doesn't include newline or
# carriage return)
set horiz "\[^\n\r\]*"
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } {
return -1
}
# Now we can proceed with the real testing.
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_test "set print sevenbit-strings" ""
#gdb_test "set print address off" ""
gdb_test "set width 0" ""
# We'll need this when we send_gdb a ^C to GDB. Need to do it before we
# run the program and gdb starts saving and restoring tty states.
# On Ultrix, we don't need it and it is really slow (because shell_escape
# doesn't use vfork).
if ![istarget "*-*-ultrix*"] then {
gdb_test "shell stty intr '^C'" ""
}
proc test_all_threads { name kill } {
global gdb_prompt
set i 0
set j 0
send_gdb "continue\n"
gdb_expect {
-re "Breakpoint \[0-9\]+, thread_function \\(arg=.*\\) at .*print-threads.c:\[0-9\]+.*$gdb_prompt" {
set i [expr $i + 1]
pass "Hit thread_function breakpoint, $i ($name)"
send_gdb "continue\n"
exp_continue
}
-re "Breakpoint \[0-9\]+, .* kill \\(.*\\) .*$gdb_prompt" {
set j [expr $j + 1]
if { $kill == 1 } {
pass "Hit kill breakpoint, $j ($name)"
} else {
fail "Hit kill breakpoint, $j ($name) (unexpected)"
}
send_gdb "continue\n"
exp_continue
}
-re "Program exited normally\\.\[\r\n\]+$gdb_prompt" {
pass "program exited normally"
if {$i == 5} {
pass "all threads ran once ($name)"
} else {
fail "all threads ran once ($name) (total $i threads ran)"
}
}
-re "Program received signal SIGTRAP.*(Thread \[-0-9a-fx\]* \\(zombie\\)|0x00000000 in ).*$gdb_prompt $" {
if { $kill == 1 } {
kfail "gdb/1265" "Running threads ($name) (zombie thread)"
} else {
fail "Running threads ($name) (unknown output)"
}
}
-re "$gdb_prompt" {
fail "Running threads ($name) (unknown output)"
}
timeout {
fail "Running threads ($name) (timeout)"
}
}
}
runto_main
gdb_test "break thread_function" "Breakpoint \[0-9\]+ at 0x\[0-9a-f\]+: file .*print-threads.c, line \[0-9\]*\\."
gdb_test "set var slow = 0" ""
test_all_threads "fast" 0
runto_main
gdb_test "break thread_function" "Breakpoint \[0-9\]+ at 0x\[0-9a-f\]+: file .*print-threads.c, line \[0-9\]*\\." "break thread_function (2)"
gdb_test "set var slow = 1" ""
test_all_threads "slow" 0
runto_main
gdb_test "break thread_function" "Breakpoint \[0-9\]+ at 0x\[0-9a-f\]+: file .*print-threads.c, line \[0-9\]*\\." "break thread_function (3)"
gdb_test "set var slow = 1" "" "set var slow = 1 (2)"
gdb_breakpoint "kill"
test_all_threads "slow with kill breakpoint" 1
return 0
|
