projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| c906108c | 1 | # step2.exp -- Expect script to test gdb step.c |
| 6aba47ca | 2 | # Copyright (C) 1992, 1997, 2007 Free Software Foundation, Inc. |
| c906108c SS |
3 | |
| 4 | # This program is free software; you can redistribute it and/or modify | |
| 5 | # it under the terms of the GNU General Public License as published by | |
| 6 | # the Free Software Foundation; either version 2 of the License, or | |
| 7 | # (at your option) any later version. | |
| 8 | # | |
| 9 | # This program is distributed in the hope that it will be useful, | |
| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | # GNU General Public License for more details. | |
| 13 | # | |
| 14 | # You should have received a copy of the GNU General Public License | |
| 15 | # along with this program; if not, write to the Free Software | |
| 16 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 17 | ||
| 18 | # Please email any bugs, comments, and/or additions to this file to: | |
| 19 | # bug-gdb@prep.ai.mit.edu | |
| 20 | ||
| 21 | # This file was written by Jeff Law. (law@cygnus.com) | |
| 22 | # | |
| 23 | ||
| 24 | ||
| 25 | if $tracelevel then { | |
| 26 | strace $tracelevel | |
| 27 | } | |
| 28 | ||
| 29 | set program_exited 0 | |
| 30 | ||
| 31 | # A simple and crude test to see that we can step two threads independently | |
| 32 | proc test_multi_threaded_stepping {} { | |
| 33 | global gdb_prompt | |
| 34 | global hex | |
| 35 | global srcfile | |
| 36 | global decimal | |
| 37 | ||
| 38 | # Set breakpoints in code that we know is executed in only | |
| 39 | # thread of control. | |
| 40 | gdb_test "break thread1" \ | |
| 41 | "Break.* at $hex: file .*$srcfile, line $decimal\\." | |
| 42 | gdb_test "break thread2" \ | |
| 43 | "Break.* at $hex: file .*$srcfile, line $decimal\\." | |
| 44 | ||
| 45 | # the order in which things happen is indeterminate. So we basically | |
| 46 | # look for a set of events and note that each one happens and that | |
| 47 | # all of the required events have happened when we're done. | |
| 48 | # | |
| 49 | # Right now we only verify that both threads start and that they | |
| 50 | # both call pthread_cond_wait twice. | |
| 51 | set thread1started 0 | |
| 52 | set thread1condwait 0 | |
| 53 | set thread2started 0 | |
| 54 | set thread2condwait 0 | |
| 55 | ||
| 56 | send_gdb "run\n" | |
| 57 | gdb_expect { | |
| 58 | -re "The program .* has been started already.*y or n. $" { | |
| 59 | send_gdb "y\n" | |
| 60 | exp_continue | |
| 61 | } | |
| 62 | -re ".*Breakpoint \[0-9\]+,.*thread1.* at .*$srcfile:.*\[\t \].*$gdb_prompt $" { | |
| 63 | if { $thread1started != 0 } then { | |
| 64 | fail "thread1 started" | |
| 65 | return | |
| 66 | } else { | |
| 67 | set thread1started 1 | |
| 68 | pass "thread1 started" | |
| 69 | } | |
| 70 | send_gdb "step\n" | |
| 71 | exp_continue | |
| 72 | } | |
| 73 | -re ".*Breakpoint \[0-9\]+,.*thread2.* at .*$srcfile:.*\[\t \].*$gdb_prompt $" { | |
| 74 | if { $thread2started != 0 } then { | |
| 75 | fail "thread2 started" | |
| 76 | return | |
| 77 | } else { | |
| 78 | set thread2started 1 | |
| 79 | pass "thread2 started" | |
| 80 | } | |
| 81 | send_gdb "step\n" | |
| 82 | exp_continue | |
| 83 | } | |
| 84 | -re ".*pthread_cond_wait.*cv_a.*$gdb_prompt" { | |
| 85 | if { $thread1started == 0 } then { | |
| 86 | fail "thread1 condwait" | |
| 87 | return | |
| 88 | } | |
| 89 | if { $thread1condwait < 2 } then { | |
| 90 | pass "thread1 condwait" | |
| 91 | incr thread1condwait | |
| 92 | } | |
| 93 | if { $thread2condwait == 2 } then { | |
| 94 | pass "multi threaded stepping" | |
| 95 | return | |
| 96 | } | |
| 97 | send_gdb "step\n" | |
| 98 | exp_continue | |
| 99 | } | |
| 100 | ||
| 101 | -re ".*pthread_cond_wait.*cv_b.*$gdb_prompt" { | |
| 102 | if { $thread2started == 0 } then { | |
| 103 | fail "thread2 condwait" | |
| 104 | return | |
| 105 | } | |
| 106 | if { $thread2condwait < 2 } then { | |
| 107 | pass "thread2 condwait" | |
| 108 | incr thread2condwait | |
| 109 | } | |
| 110 | if { $thread1condwait == 2 } then { | |
| 111 | pass "multi threaded stepping" | |
| 112 | return | |
| 113 | } | |
| 114 | send_gdb "step\n" | |
| 115 | exp_continue | |
| 116 | } | |
| 117 | ||
| 118 | -re "$gdb_prompt" { | |
| 119 | send_gdb "step\n" | |
| 120 | exp_continue | |
| 121 | } | |
| 122 | default { fail "multi threaded stepping" } | |
| 123 | } | |
| 124 | } | |
| 125 | ||
| 126 | # Check to see if we have an executable to test. If not, then either we | |
| 127 | # haven't tried to compile one, or the compilation failed for some reason. | |
| 128 | # In either case, just notify the user and skip the tests in this file. | |
| 129 | ||
| 130 | set binfile "step" | |
| 131 | set srcfile "step.c" | |
| 132 | ||
| 133 | if ![file exists $objdir/$subdir/$binfile] then { | |
| 134 | if $all_flag then { | |
| 135 | warning "$binfile does not exist; tests suppressed." | |
| 136 | } | |
| 137 | return | |
| 138 | } | |
| 139 | ||
| 140 | set prms_id 0 | |
| 141 | set bug_id 0 | |
| 142 | ||
| 143 | # Start with a fresh gdb. | |
| 144 | ||
| 145 | gdb_exit | |
| 146 | gdb_start | |
| 147 | gdb_reinitialize_dir $srcdir/$subdir | |
| 148 | gdb_load $objdir/$subdir/$binfile | |
| 149 | ||
| 150 | test_multi_threaded_stepping |