gdb/testsuite/gdb.base/interrupt.exp

   1 # Copyright (C) 1994, 1995 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 if [host_info exists name] {
  21     if [board_info host exists gdb,nointerrupts] {
  22         verbose "Skipping interrupt.exp because of nointerrupts."
  23         continue
  24     }
  25 }
  26
  27 if $tracelevel then {
  28         strace $tracelevel
  29 }
  30
  31 set prms_id 0
  32 set bug_id 0
  33
  34 set testfile interrupt
  35 set srcfile ${testfile}.c
  36 set binfile ${objdir}/${subdir}/${testfile}
  37 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  38     perror "Couldn't compile ${srcfile}"
  39     return -1
  40 }
  41
  42 if [target_info exists gdb,noinferiorio] {
  43     verbose "Skipping interrupt.exp because of noinferiorio."
  44     return
  45 }
  46
  47 gdb_start
  48
  49
  50 if ![file exists $binfile] then {
  51     perror "$binfile does not exist."
  52     return 0
  53 } else {
  54     gdb_reinitialize_dir $srcdir/$subdir
  55     gdb_load $binfile
  56     # Hope this is unix :-)
  57     gdb_test "shell stty intr '^C'" "" \
  58         "set interrupt character in interrupt.exp"
  59     if [runto_main] then {
  60         send_gdb "continue\n"
  61         expect {
  62             -re "\r\ntalk to me baby\r\n$" {
  63                 pass "child process is alive"
  64             }
  65             timeout { fail "run (timeout)" }
  66             eof { fail "run (eof)" }
  67         }
  68         # This should appear twice, once for the echo and once for the
  69         # program's output.  Under dejagnu (but not interactively) for
  70         # SunOS4, it only appears once.  Don't worry about it, I imagine
  71         # dejagnu has just done something to the tty modes.
  72         send_gdb "a\n"
  73         expect {
  74             -re "^a\r\n(|a\r\n)$" {
  75                 pass "child process ate our char"
  76             }
  77             timeout { fail "echo a (timeout)" }
  78             eof { fail "echo a (eof)" }
  79         }
  80         # Wait until the program is in the read system call again.
  81         sleep 2
  82
  83         send_gdb "\003"
  84         expect {
  85             -re "Program received signal SIGINT.*$gdb_prompt $" {
  86                 pass "send_gdb control C"
  87             }
  88             -re ".*$gdb_prompt $" { fail "send_gdb control C" }
  89             timeout { fail "send_gdb control C (timeout)" }
  90             eof { fail "send_gdb control C (eof)" }
  91         }
  92
  93         send_gdb "p func1 ()\n"
  94         expect {
  95             -re " = 4.*$gdb_prompt $" { pass "call function when asleep" }
  96             -re ".*Program received signal SIGSEGV.*$gdb_prompt $" {
  97                 setup_xfail "i*86-pc-linux*-gnu"
  98                 fail "child died when we called func1, skipped rest of tests"
  99                 return
 100             }
 101             -re "$gdb_prompt $" { fail "call function when asleep (wrong output)" }
 102             default {
 103
 104                 # This fail probably happens whenever we use /proc (we
 105                 # don't use PRSABORT), but apparently also happens on
 106                 # other machines as well.
 107
 108                 setup_xfail "sparc*-*-solaris2*"
 109                 setup_xfail "mips-*-ultrix*"
 110                 setup_xfail "hppa*-*-*"
 111                 setup_xfail "i386*-*-bsd*"
 112                 setup_xfail "*-*-sysv4*"
 113                 setup_xfail "vax-*-*"
 114                 setup_xfail "alpha-*-*"
 115                 setup_xfail "*-*-irix*"
 116                 setup_xfail "*-*-hpux*"
 117                 setup_xfail "*-*-*lynx*"
 118                 fail "call function when asleep (stays asleep)"
 119                 # Send_Gdb a newline to wake it up
 120                 send_gdb "\n"
 121                 gdb_test "" " = 4" "call function after waking it"
 122             }
 123 #           eof { fail "call function when asleep (eof)" }
 124         }
 125
 126         # Now try calling the function again.
 127         gdb_test "p func1 ()" " = 4" "call function a second time"
 128
 129         # And the program should still be doing the same thing.
 130         # The optional trailing \r\n is in case we sent a newline above
 131         # to wake the program, in which case the program now sends it
 132         # back.  We check for it either here or in the next expect
 133         # command, because which one it ends up in is timing dependent.
 134         send_gdb "continue\n"
 135         # For some reason, i386-*-sysv4 gdb fails to issue the Continuing
 136         # message, but otherwise appears normal (FIXME).
 137         expect {
 138             -re "^continue\r\nContinuing.\r\n(\r\n|)$" { pass "continue" }
 139             -re "^continue\r\n\r\n" { fail "continue (missing Continuing.)" }
 140             -re "$gdb_prompt $" { fail "continue" }
 141             timeout { fail "continue (timeout)" }
 142             eof { fail "continue (eof)" }
 143         }
 144
 145         send_gdb "data\n"
 146         # The optional leading \r\n is in case we sent a newline above
 147         # to wake the program, in which case the program now sends it
 148         # back.
 149         expect {
 150             -re "^(\r\n|)data\r\n(|data\r\n)$" { pass "echo data" }
 151             timeout { fail "echo data (timeout)" }
 152             eof { fail "echo data (eof)" }
 153         }
 154
 155         setup_xfail "i*86-pc-linux*-gnu"
 156         send_gdb "\004"
 157         expect {
 158             -re "end of file.*Program exited normally.*$gdb_prompt $" {
 159                 pass "send_gdb end of file"
 160             }
 161             -re "$gdb_prompt $" { fail "send end of file" }
 162             timeout { fail "send end of file (timeout)" }
 163             eof { fail "send end of file (eof)" }
 164         }
 165     }
 166 }
 167 return 0