gdb/testsuite/gdb.base/unload.exp

   1 #   Copyright 2003, 2004, 2005, 2007, 2008, 2009
   2 #   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 3 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, see <http://www.gnu.org/licenses/>.
  16
  17 # This file was created by Jeff Johnston. (jjohnstn@redhat.com)
  18
  19 if $tracelevel then {
  20     strace $tracelevel
  21 }
  22
  23 #
  24 # test running programs
  25 #
  26 set prms_id 0
  27 set bug_id 0
  28
  29 if {[skip_shlib_tests]} {
  30     return 0
  31 }
  32
  33 # TODO: Use LoadLibrary on this target instead of dlopen.
  34 if {[istarget arm*-*-symbianelf*]} {
  35     return 0
  36 }
  37
  38 set testfile "unload"
  39 set libfile "unloadshr"
  40 set libname "${libfile}.sl"
  41 set libsrcfile ${libfile}.c
  42 set srcfile $srcdir/$subdir/$testfile.c
  43 set binfile $objdir/$subdir/$testfile
  44 set shlibdir ${objdir}/${subdir}
  45 set libsrc  $srcdir/$subdir/$libfile.c
  46 set lib_sl  $objdir/$subdir/$libname
  47
  48 if [get_compiler_info ${binfile}] {
  49     return -1
  50 }
  51
  52 set lib_opts debug
  53 set exec_opts [list debug shlib_load additional_flags=-DSHLIB_NAME\=\"${libname}\"]
  54
  55 if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""
  56      || [gdb_compile $srcfile $binfile executable $exec_opts] != ""} {
  57     untested "Couldn't compile $libsrc or $srcfile."
  58     return -1
  59 }
  60
  61 # Start with a fresh gdb.
  62
  63 gdb_exit
  64 gdb_start
  65 gdb_reinitialize_dir $srcdir/$subdir
  66 gdb_load ${binfile}
  67 gdb_load_shlibs $lib_sl
  68
  69 if [target_info exists gdb_stub] {
  70     gdb_step_for_stub;
  71 }
  72
  73 #
  74 # Test setting a breakpoint in a dynamically loaded library which is
  75 # manually loaded and unloaded
  76 #
  77
  78 gdb_test_multiple "break shrfunc1" "set pending breakpoint" {
  79      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  80             gdb_test "y" "Breakpoint.*shrfunc1.*pending." "set pending breakpoint"
  81      }
  82 }
  83
  84 gdb_test "info break" \
  85     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
  86 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*shrfunc1.*" \
  87 "single pending breakpoint info"
  88
  89 set unloadshr_line [gdb_get_line_number "unloadshr break" ${libsrcfile}]
  90
  91 gdb_run_cmd
  92 gdb_test "" \
  93 ".*Breakpoint.*, shrfunc1 \\\(x=3\\\).*unloadshr.c:$unloadshr_line.*" \
  94 "running program"
  95
  96 gdb_test "continue" \
  97 "Continuing.*warning: Temporarily disabling breakpoints for.*unloadshr.sl.*Program exited normally." \
  98 "continuing to end of program"
  99
 100 #
 101 # Try to rerun program and verify that shared breakpoint is reset properly
 102 #
 103
 104 gdb_run_cmd
 105 gdb_test "" \
 106 ".*Breakpoint.*shrfunc1.*at.*unloadshr.c:$unloadshr_line.*" \
 107 "rerun to shared library breakpoint"
 108
 109 gdb_test "continue" \
 110 "Continuing.*warning: Temporarily disabling breakpoints for.*unloadshr.sl.*Program exited normally." \
 111 "continuing to end of program second time"
 112