gdb/testsuite/gdb.base/unload.exp

   1 #   Copyright 2003-2005, 2007-2012 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 # This file was created by Jeff Johnston. (jjohnstn@redhat.com)
  17
  18 #
  19 # test running programs
  20 #
  21
  22 if {[skip_shlib_tests]} {
  23     return 0
  24 }
  25
  26 set testfile "unload"
  27 set libfile "unloadshr"
  28 set libfile2 "unloadshr2"
  29 set libname "${libfile}.sl"
  30 set libname2 "${libfile2}.sl"
  31 set libsrcfile ${libfile}.c
  32 set libsrcfile2 ${libfile2}.c
  33 set srcfile $srcdir/$subdir/$testfile.c
  34 set binfile $objdir/$subdir/$testfile
  35 set shlibdir ${objdir}/${subdir}
  36 set libsrc  $srcdir/$subdir/$libfile.c
  37 set libsrc2  $srcdir/$subdir/$libfile2.c
  38 set lib_sl  $objdir/$subdir/$libname
  39 set lib_sl2  $objdir/$subdir/$libname2
  40 set lib_dlopen [shlib_target_file ${libname}]
  41 set lib_dlopen2 [shlib_target_file ${libname2}]
  42 set lib_syms [shlib_symbol_file ${libname}]
  43 set lib_syms2 [shlib_symbol_file ${libname2}]
  44
  45 if [get_compiler_info] {
  46     return -1
  47 }
  48
  49 set lib_opts debug
  50 set exec_opts [list debug shlib_load additional_flags=-DSHLIB_NAME\=\"${lib_dlopen}\" additional_flags=-DSHLIB_NAME2\=\"${lib_dlopen2}\"]
  51
  52 if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""
  53      || [gdb_compile_shlib $libsrc2 $lib_sl2 $lib_opts] != ""
  54      || [gdb_compile $srcfile $binfile executable $exec_opts] != ""} {
  55     untested "Couldn't compile $libsrc or $libsrc2 or $srcfile."
  56     return -1
  57 }
  58
  59 # Start with a fresh gdb.
  60
  61 gdb_exit
  62 gdb_start
  63 gdb_reinitialize_dir $srcdir/$subdir
  64 gdb_load ${binfile}
  65 gdb_load_shlibs $lib_sl $lib_sl2
  66
  67 #
  68 # Test setting a breakpoint in a dynamically loaded library which is
  69 # manually loaded and unloaded
  70 #
  71
  72 gdb_breakpoint "shrfunc1" allow-pending
  73 gdb_breakpoint "shrfunc2" allow-pending
  74
  75 gdb_test "info break" \
  76     "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?
  77 1\[\t \]+breakpoint     keep y *<PENDING> *shrfunc1\r?
  78 2\[\t \]+breakpoint     keep y *<PENDING> *shrfunc2" \
  79 "pending breakpoint info before run"
  80
  81 set unloadshr_line [gdb_get_line_number "unloadshr break" ${libsrcfile}]
  82
  83 gdb_run_cmd
  84 gdb_test "" \
  85 "Breakpoint 1, shrfunc1 \\\(x=1\\\).*${libsrcfile}:$unloadshr_line.*" \
  86 "running program"
  87
  88 gdb_test "info break" \
  89     "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?
  90 1\[\t \]+breakpoint     keep y *0x\[0-9a-f\]+ *in shrfunc1 at .*
  91 2\[\t \]+breakpoint     keep y *<PENDING> *shrfunc2.*" \
  92 "pending breakpoint info on first run at shrfunc1"
  93
  94 gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-1" $testfile.c]" temporary
  95
  96 gdb_test "continue" \
  97 "Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms}.*y-set-1.*" \
  98 "continuing to unloaded libfile"
  99
 100 gdb_test "print y" " = 10" "print y from libfile"
 101
 102 #
 103 # Try to rerun program and verify that shared breakpoint is reset properly
 104 #
 105
 106 gdb_run_cmd
 107 gdb_test "" \
 108 "Breakpoint 1, shrfunc1 \\\(x=1\\\).*${libsrcfile}:$unloadshr_line.*" \
 109 "rerun to shared library breakpoint"
 110
 111 gdb_test "info break" \
 112     "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?
 113 1\[\t \]+breakpoint     keep y *0x\[0-9a-f\]+ *in shrfunc1 at .*
 114 2\[\t \]+breakpoint     keep y *<PENDING> *shrfunc2.*" \
 115 "pending breakpoint info on second run at shrfunc1"
 116
 117 gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-1" $testfile.c]" temporary
 118
 119 gdb_test "continue" \
 120 "Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms}.*y-set-1.*" \
 121 "continuing to unloaded libfile"
 122
 123 set unloadshr_line2 [gdb_get_line_number "unloadshr2 break" ${libsrcfile2}]
 124
 125 gdb_test "continue" \
 126 "Breakpoint 2, shrfunc2 \\\(x=2\\\).*${libsrcfile2}:$unloadshr_line2\r\n.*" \
 127 "continue to shrfunc2"
 128
 129 gdb_test "info break" \
 130     "Num     Type\[ \]+Disp Enb Address\[ \]+What\r?
 131 1\[\t \]+breakpoint     keep y *<PENDING> *shrfunc1\r?
 132 \[\t \]+breakpoint already hit \[0-9\]+ (time|times)\r?
 133 2\[\t \]+breakpoint     keep y *0x\[0-9a-f\]+ *in shrfunc2 at .*" \
 134 "pending breakpoint info on second run at shrfunc2"
 135
 136 gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-2" $testfile.c]"
 137
 138 gdb_test "continue" \
 139 "Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms2}.*y-set-2.*" \
 140 "continuing to unloaded libfile2"
 141
 142 gdb_test "print y" " = 200" "print y from libfile2"