gdb/testsuite/gdb.base/solib-disc.exp

   1 # Copyright 2007-2017 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 3 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, see <http://www.gnu.org/licenses/>.  */
  15
  16 # Test connecting and disconnecting at shared library events.
  17
  18 if {[skip_shlib_tests]} {
  19     return 0
  20 }
  21
  22 set gdbserver_reconnect_p 1
  23 if { [info proc gdb_reconnect] == "" } {
  24     return 0
  25 }
  26
  27 set testfile solib-disc
  28 set libfile so-disc-shr
  29 set srcfile ${testfile}.c
  30 set binfile [standard_output_file ${testfile}]
  31
  32 set libsrc "${srcdir}/${subdir}/${libfile}.c"
  33 set libname "${libfile}.so"
  34 set libobj [standard_output_file ${libname}]
  35 set execsrc "${srcdir}/${subdir}/${srcfile}"
  36 set lib_dlopen [shlib_target_file ${libname}]
  37 set lib_syms [shlib_symbol_file ${libname}]
  38
  39 remote_exec build "rm -f ${binfile}"
  40
  41 if [get_compiler_info] {
  42     return -1
  43 }
  44
  45 set exec_opts [list debug shlib_load additional_flags=-DSHLIB_NAME=\"${lib_dlopen}\"]
  46
  47 if { [gdb_compile_shlib $libsrc $libobj {debug}] != ""
  48      || [gdb_compile $execsrc ${binfile} executable $exec_opts] != "" } {
  49     return -1
  50 }
  51
  52 gdb_exit
  53 gdb_start
  54 gdb_reinitialize_dir $srcdir/$subdir
  55 gdb_load ${binfile}
  56 gdb_load_shlib $libobj
  57
  58 if ![runto_main] then {
  59     fail "can't run to main"
  60     return 0
  61 }
  62
  63 gdb_test_no_output "set stop-on-solib-events 1"
  64
  65 gdb_test "continue" "Stopped due to shared library event.*" "continue to load"
  66
  67 set msg "save \$pc after load"
  68 set saved_pc ""
  69 gdb_test_multiple "print/x \$pc" $msg {
  70     -re "\\\$$decimal = (\[^\r\n\]*)\r\n$gdb_prompt $" {
  71         set saved_pc $expect_out(1,string)
  72         pass $msg
  73     }
  74 }
  75
  76 gdb_test "disconnect" "Ending remote debugging\\." "disconnect after load"
  77 if { [gdb_reconnect] == 0 } {
  78     pass "reconnect after load"
  79 } else {
  80     fail "reconnect after load"
  81     return 0
  82 }
  83
  84 gdb_test "print/x \$pc" "\\\$$decimal = $saved_pc" "check \$pc after load"
  85
  86
  87 gdb_test "continue" "Stopped due to shared library event.*" "continue to unload"
  88
  89 set msg "save \$pc after unload"
  90 set saved_pc ""
  91 gdb_test_multiple "print/x \$pc" $msg {
  92     -re "\\\$$decimal = (\[^\r\n\]*)\r\n$gdb_prompt $" {
  93         set saved_pc $expect_out(1,string)
  94         pass $msg
  95     }
  96 }
  97
  98 gdb_test "disconnect" "Ending remote debugging\\." "disconnect after unload"
  99 if { [gdb_reconnect] == 0 } {
 100     pass "reconnect after unload"
 101 } else {
 102     fail "reconnect after unload"
 103     return 0
 104 }
 105
 106 gdb_test "print/x \$pc" "\\\$$decimal = $saved_pc" "check \$pc after unload"