gdb/testsuite/gdb.hp/attach2.exp

   1 # attach.exp -- Expect script to test attaching to a threaded pgm
   2 # Copyright (C) 1992 Free Software Foundation, Inc.
   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 # use this to debug:
  22 #
  23 #log_user 1
  24
  25 # Temporarily comment out - hanging
  26 #return 0
  27
  28 if $tracelevel then {
  29     strace $tracelevel
  30 }
  31
  32 # Thread stuff is _slow_; prepare for long waits.
  33 #
  34 # Further, this test has some "null" lines designed
  35 # to consume output from gdb that was too late to be
  36 # matched (sequence is "gdb_test" sends; timeout and
  37 # on to next send; result finally comes in; mismatch).
  38 #
  39 # The null command is 'gdb_test "p \$pc" ".*" ""'
  40 # NOTE: this command undoes any up/down stuff!
  41 #
  42 proc pre_timeout { how_long } {
  43     global timeout
  44
  45     set timeout [expr "$timeout + $how_long"]
  46 }
  47
  48 proc post_timeout {} {
  49     global timeout
  50     global oldtimeout
  51
  52     set timeout $oldtimeout
  53     gdb_test "p \$pc" ".*" ""
  54 }
  55
  56 if { ![istarget "hppa*-*-hpux10.30"] && ![istarget "hppa*-*-hpux11.*"] } {
  57     verbose "HPUX thread test ignored for non-hppa or pre-HP/UX-10.30 targets."
  58     return 0
  59 }
  60
  61 # We used to wait 5 seconds , but tiamat is faster than
  62 # hydra...or is it that the OS allocates time differently(?).
  63 #
  64 set delay 5
  65 if { ![istarget "hppa*-*-hpux11.*"] } {
  66     set delay 45
  67 }
  68
  69 set testfile quicksort
  70 set srcfile ${srcdir}/${subdir}/${testfile}.c
  71 set binfile ${objdir}/${subdir}/${testfile}
  72
  73 if [get_compiler_info ${binfile}] {
  74     return -1
  75 }
  76
  77 set oldtimeout $timeout
  78 #set timeout [expr "$timeout + 100"]
  79 set oldverbose $verbose
  80 #set verbose 40
  81
  82 # To build the executable we need to link against the thread library.
  83 #
  84 #     cc -Ae -g -o quicksort -lpthread quicksort.c
  85 #
  86 #remote_exec build "${srcfile} -Ae -g -lpthread -o ${binfile}"
  87 #gdb_compile "${srcfile} -Ae -g -lpthread -o ${binfile}"
  88
  89 if {$gcc_compiled == 0} {
  90     set additional_flags "additional_flags=-Ae"
  91 } else {
  92     set additional_flags ""
  93 }
  94
  95 if  { [gdb_compile "${srcdir}/${subdir}/${testfile}.c" "${binfile}.o" object [list debug $additional_flags]] != "" } {
  96      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  97 }
  98 remote_exec build "ld /usr/ccs/lib/crt0.o ${binfile}.o -lcl -lpthread  -lc /opt/langtools/lib/end.o -o ${binfile}"
  99
 100
 101 gdb_exit
 102 gdb_start
 103 gdb_reinitialize_dir $srcdir/$subdir
 104
 105 # Start the application running and get its pid.
 106 # Then we wait for it to get started and attach.
 107 #
 108 set testpid [eval exec $binfile 1 &]
 109 exec sleep $delay
 110
 111 # Now attach to the file.
 112 #
 113 pre_timeout 100
 114 gdb_test "attach $testpid" ".*Attaching to process.*Reading symbols from.*done.*" "attach to target"
 115 post_timeout
 116
 117 # Wait for things to quiesce.
 118 #
 119 exec sleep 0
 120
 121 send_gdb "bt\n"
 122
 123 set do_return 0
 124 set do_go_to_118 0
 125 pre_timeout 400
 126 gdb_expect {
 127     -re ".*sleep.*work_init.*main.*$gdb_prompt $"   {
 128         pass "at expected location"
 129     }
 130     -re ".*drand48.*$gdb_prompt $" {
 131         set do_go_to_118 1
 132     }
 133     -re ".*pthread_mutex_lock.*$gdb_prompt $" {
 134         set do_go_to_118 1
 135     }
 136     -re ".*pthread_mutex_unlock.*$gdb_prompt $" {
 137         set do_go_to_118 1
 138     }
 139     -re ".*main.*$gdb_prompt $" {
 140         set do_go_to_118 1
 141     }
 142     -re ".*No stack.*$gdb_prompt $" {
 143         fail "Failed attach, change wait amount down, rest would fail"
 144         set do_return 1
 145     }
 146     -re ".*$gdb_prompt $" {
 147         # Who knows?
 148         #
 149         set do_go_to_118 1
 150     }
 151     timeout {
 152         set do_return 1
 153         fail "timeout on bt, avoiding rest of test"
 154     }
 155 }
 156 post_timeout
 157
 158 # Too late; just give up.
 159 #
 160 if { $do_return } {
 161     set timeout $oldtimeout
 162     set verbose $oldverbose
 163     return 0
 164 }
 165
 166 # Maybe too early--set a temp break and continue.
 167 # We have to set this on both paths, so that we can
 168 # know what numbers breakpoints will be.
 169 #
 170 gdb_test "tb 118" ".*Breakpoint 1.*118.*" ""
 171 if { $do_go_to_118 } {
 172     pre_timeout 100
 173     send_gdb "c\n"
 174     gdb_expect {
 175         -re ".*at.*118.*118.*$gdb_prompt $" {
 176             # Ok, just keep going
 177         }
 178         -re ".*Program exited.*$gdb_prompt $" {
 179             fail "Attached too late, set wait amount downwards"
 180             set timeout $oldtimeout
 181             set verbose $oldverbose
 182             return 0
 183         }
 184         -re ".*$gdb_prompt $" {
 185             fail "Unexpected result on attach"
 186             set timeout $oldtimeout
 187             set verbose $oldverbose
 188             return 0
 189         }
 190         timeout {
 191             fail "timeout on continue "
 192         }
 193     }
 194     post_timeout
 195 }
 196
 197 # Look at the threads.
 198 #
 199 pre_timeout 100
 200 gdb_test "info thread" ".*7.*6.*5.*4.*3.*2.*\\\* 1.*thread.*" "first info thread"
 201 post_timeout
 202
 203 # We expect to be inside the "sleep" call, so check that.
 204 #
 205 if { [expr "!$do_go_to_118"] } {
 206     gdb_test "up" ".*\#1.*nanosleep.*" "up 1"
 207     gdb_test "up" ".*\#2.*sleep.*"     "up 2"
 208     pre_timeout 100
 209     gdb_test "up" ".*\#3.*work_init.*$testfile.*c:118.*sleep.*" "up 3"
 210     post_timeout
 211 } else {
 212     send_user "Skipped three tests\n"
 213 }
 214
 215 # Get out of that call.
 216 #
 217 gdb_test "b 120" ".*Breakpoint 2.*120.*" "set bp"
 218 pre_timeout 100
 219 gdb_test "c"     ".*Breakpoint 2.*at.*120.*" "hit bp"
 220 post_timeout
 221
 222 # Look at the threads.
 223 #
 224 pre_timeout 100
 225 gdb_test "info thread" ".*7.*6.*5.*4.*3.*2.*1.*thread.*$testfile.*c*120.*" "2nd info thread"
 226 post_timeout
 227
 228 # Do some more stuff, to make sure we can
 229 #
 230 gdb_test "thread 3" ".*Switching to.*thread.*ksleep.*" "switch thread"
 231
 232 gdb_test "up" ".*_lwp_cond_timedwait.*"   "up 5"
 233 gdb_test "up" ".*pthread_cond_wait.*"     "up 6"
 234 gdb_test "up" ".*\#3.*worker.*144.*"      "up 7"
 235 gdb_test "up" ".*__pthread_exit.*"        "up 8"
 236 gdb_test "up" ".*Initial.*cannot go up.*" "found thread base"
 237
 238 gdb_test "b 145 thr 3" ".*Breakpoint 3.*145.*"             "thread-specific bp"
 239 gdb_test "i b"         ".*2.*breakpoint.*at.*120.*3.*breakpoint.*at.*145 thread 3.*" "show thread-specific bp"
 240 gdb_test "del 2" ".*" ""
 241
 242 gdb_test "c" ".*Breakpoint 3.*145.*" "hit thread-specific bp"
 243 gdb_test "i th" ".*\\\* 3.*145.*" "at correct thread"
 244
 245 pre_timeout 100
 246 gdb_test "n" ".*146.*" "next from thread-specific bp"
 247 post_timeout
 248
 249 gdb_test "d 3" ".*" ""
 250 gdb_test "c"   ".*Program exited normally\..*" "run to finish"
 251
 252 # Done!
 253 #
 254 gdb_exit
 255
 256 set timeout $oldtimeout
 257 set verbose $oldverbose
 258
 259 # execute_anywhere "rm -f ${binfile}"
 260 #
 261 return 0
 262
 263