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1 | # Copyright 2002 Free Software Foundation, Inc. |
2 | ||
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 2 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program; if not, write to the Free Software | |
15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
16 | ||
17 | # Please email any bugs, comments, and/or additions to this file to: | |
18 | # bug-gdb@prep.ai.mit.edu | |
19 | ||
20 | # This file checks for the bug gdb/669, where the console | |
21 | # command "info threads" and the MI command "-thread-list-ids" | |
22 | # return different threads in the system. | |
23 | ||
24 | # This only works with native configurations | |
25 | if {![isnative]} { | |
26 | return | |
27 | } | |
28 | ||
29 | load_lib mi-support.exp | |
30 | set MIFLAGS "-i=mi" | |
31 | ||
32 | gdb_exit | |
33 | if {[mi_gdb_start]} { | |
34 | continue | |
35 | } | |
36 | ||
37 | # The procs below are all stolen from mi-pthreads.exp. Any updates | |
38 | # should also be made to the procs there. | |
39 | ||
40 | proc get_mi_thread_list {name} { | |
41 | global expect_out | |
42 | ||
43 | # MI will return a list of thread ids: | |
44 | # | |
45 | # -thread-list-ids | |
46 | # ^done,thread-ids=[thread-id="1",thread-id="2",...],number-of-threads="N" | |
47 | # (gdb) | |
48 | mi_gdb_test "-thread-list-ids" \ | |
49 | {\^done,thread-ids={(thread-id="[0-9]+"(,)?)+},number-of-threads="[0-9]+"} \ | |
50 | "-thread_list_ids ($name)" | |
51 | ||
1154261b KS |
52 | set output {} |
53 | if {[info exists expect_out(buffer)]} { | |
54 | set output $expect_out(buffer) | |
55 | } | |
d1a2f204 | 56 | set thread_list {} |
1154261b | 57 | if {![regexp {thread-ids=\{(thread-id="[0-9]+"(,)?)*\}} $output threads]} { |
d1a2f204 KS |
58 | fail "finding threads in MI output ($name)" |
59 | } else { | |
60 | pass "finding threads in MI output ($name)" | |
61 | ||
62 | # Make list of console threads | |
63 | set start [expr {[string first \{ $threads] + 1}] | |
64 | set end [expr {[string first \} $threads] - 1}] | |
65 | set threads [string range $threads $start $end] | |
66 | foreach thread [split $threads ,] { | |
67 | if {[scan $thread {thread-id="%d"} num]} { | |
68 | lappend thread_list $num | |
69 | } | |
70 | } | |
71 | } | |
72 | ||
73 | return $thread_list | |
74 | } | |
75 | ||
76 | # Check that MI and the console know of the same threads. | |
77 | # Appends NAME to all test names. | |
78 | proc check_mi_and_console_threads {name} { | |
79 | global expect_out | |
80 | ||
81 | mi_gdb_test "-thread-list-ids" \ | |
82 | {\^done,thread-ids={(thread-id="[0-9]+"(,)*)+},number-of-threads="[0-9]+"} \ | |
83 | "-thread-list-ids ($name)" | |
1154261b KS |
84 | set mi_output {} |
85 | if {[info exists expect_out(buffer)]} { | |
86 | set mi_output $expect_out(buffer) | |
87 | } | |
d1a2f204 KS |
88 | |
89 | # GDB will return a list of thread ids and some more info: | |
90 | # | |
91 | # (gdb) | |
92 | # -interpreter-exec console "info threads" | |
93 | # ~" 4 Thread 2051 (LWP 7734) 0x401166b1 in __libc_nanosleep () at __libc_nanosleep:-1" | |
94 | # ~" 3 Thread 1026 (LWP 7733) () at __libc_nanosleep:-1" | |
95 | # ~" 2 Thread 2049 (LWP 7732) 0x401411f8 in __poll (fds=0x804bb24, nfds=1, timeout=2000) at ../sysdeps/unix/sysv/linux/poll.c:63" | |
96 | # ~"* 1 Thread 1024 (LWP 7731) main (argc=1, argv=0xbfffdd94) at ../../../src/gdb/testsuite/gdb.mi/pthreads.c:160" | |
97 | # FIXME: kseitz/2002-09-05: Don't use the hack-cli method. | |
98 | mi_gdb_test "info threads" \ | |
99 | {.*(~".*"[\r\n]*)+.*} \ | |
100 | "info threads ($name)" | |
1154261b KS |
101 | set console_output {} |
102 | if {[info exists expect_out(buffer)]} { | |
103 | set console_output $expect_out(buffer) | |
104 | } | |
d1a2f204 KS |
105 | |
106 | # Make a list of all known threads to console (gdb's thread IDs) | |
107 | set console_thread_list {} | |
108 | foreach line [split $console_output \n] { | |
109 | if {[string index $line 0] == "~"} { | |
110 | # This is a line from the console; trim off "~", " ", "*", and "\"" | |
111 | set line [string trim $line ~\ \"\*] | |
112 | if {[scan $line "%d" id] == 1} { | |
113 | lappend console_thread_list $id | |
114 | } | |
115 | } | |
116 | } | |
117 | ||
118 | # Now find the result string from MI | |
119 | set mi_result "" | |
120 | foreach line [split $mi_output \n] { | |
121 | if {[string range $line 0 4] == "^done"} { | |
122 | set mi_result $line | |
123 | } | |
124 | } | |
125 | if {$mi_result == ""} { | |
126 | fail "finding MI result string ($name)" | |
127 | } else { | |
128 | pass "finding MI result string ($name)" | |
129 | } | |
130 | ||
131 | # Finally, extract the thread ids and compare them to the console | |
132 | set num_mi_threads_str "" | |
133 | if {![regexp {number-of-threads="[0-9]+"} $mi_result num_mi_threads_str]} { | |
134 | fail "finding number of threads in MI output ($name)" | |
135 | } else { | |
136 | pass "finding number of threads in MI output ($name)" | |
137 | ||
138 | # Extract the number of threads from the MI result | |
139 | if {![scan $num_mi_threads_str {number-of-threads="%d"} num_mi_threads]} { | |
140 | fail "got number of threads from MI ($name)" | |
141 | } else { | |
142 | pass "got number of threads from MI ($name)" | |
143 | ||
144 | # Check if MI and console have same number of threads | |
145 | if {$num_mi_threads != [llength $console_thread_list]} { | |
146 | fail "console and MI have same number of threads ($name)" | |
147 | } else { | |
148 | pass "console and MI have same number of threads ($name)" | |
149 | ||
150 | # Get MI thread list | |
151 | set mi_thread_list [get_mi_thread_list $name] | |
152 | ||
153 | # Check if MI and console have the same threads | |
154 | set fails 0 | |
155 | foreach ct [lsort $console_thread_list] mt [lsort $mi_thread_list] { | |
156 | if {$ct != $mt} { | |
157 | incr fails | |
158 | } | |
159 | } | |
160 | if {$fails > 0} { | |
161 | fail "MI and console have same threads ($name)" | |
162 | ||
163 | # Send a list of failures to the log | |
164 | send_log "Console has thread ids: $console_thread_list\n" | |
165 | send_log "MI has thread ids: $mi_thread_list\n" | |
166 | } else { | |
167 | pass "MI and console have same threads ($name)" | |
168 | } | |
169 | } | |
170 | } | |
171 | } | |
172 | } | |
173 | ||
174 | # | |
175 | # Start here | |
176 | # | |
177 | set testfile "pthreads" | |
178 | set srcfile "$testfile.c" | |
179 | set binfile "$objdir/$subdir/$testfile" | |
180 | ||
181 | set options [list debug incdir=$subdir] | |
182 | if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] | |
183 | != "" } { | |
184 | gdb_suppress_entire_file \ | |
185 | "Testcase compile failed, so all tests in this file will automatically fail." | |
186 | } | |
187 | ||
188 | mi_gdb_reinitialize_dir $srcdir/$subdir | |
189 | mi_gdb_load $binfile | |
190 | ||
191 | mi_run_to_main | |
192 | check_mi_and_console_threads "at main" | |
193 | ||
194 | for {set i 0} {$i < 4} {incr i} { | |
195 | mi_next "next, try $i" | |
196 | check_mi_and_console_threads "try $i" | |
197 | } | |
198 | ||
199 | mi_gdb_exit | |
200 |