gdb/testsuite/gdb.base/pending.exp

   1 #   Copyright 2003, 2004, 2005, 2007, 2008, 2009, 2010
   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
  27 if {[skip_shlib_tests]} {
  28     return 0
  29 }
  30
  31 set testfile "pending"
  32 set libfile "pendshr"
  33 set srcfile $testfile.c
  34 set libsrc  $srcdir/$subdir/$libfile.c
  35 set binfile $objdir/$subdir/$testfile
  36 set lib_sl  $objdir/$subdir/$libfile.sl
  37
  38 set lib_opts  debug
  39 set exec_opts [list debug shlib=$lib_sl]
  40
  41 if [get_compiler_info ${binfile}] {
  42     return -1
  43 }
  44
  45 if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""
  46      || [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != ""} {
  47     untested "Could not compile either $libsrc or $srcdir/$subdir/$srcfile."
  48     return -1
  49 }
  50
  51 # Start with a fresh gdb.
  52
  53 gdb_exit
  54 gdb_start
  55 gdb_reinitialize_dir $srcdir/$subdir
  56
  57 gdb_test_multiple "break pendfunc1" "set pending breakpoint" {
  58      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  59             gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint (without symbols)"
  60      }
  61 }
  62
  63 gdb_test "info break" \
  64     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
  65 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \
  66 "single pending breakpoint info (without symbols)"
  67
  68 gdb_load ${binfile}
  69 gdb_load_shlibs $lib_sl
  70
  71 set pendfunc1_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]
  72
  73 gdb_run_cmd
  74
  75 gdb_test "" \
  76 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:$pendfunc1_loc.*y = x \\+ 4.*" \
  77 "run to resolved breakpoint 1 (without symbols)"
  78
  79 # Restart with a fresh gdb.
  80
  81 gdb_exit
  82 gdb_start
  83 gdb_reinitialize_dir $srcdir/$subdir
  84
  85 gdb_load ${binfile}
  86 gdb_load_shlibs $lib_sl
  87
  88 if [target_info exists gdb_stub] {
  89     gdb_step_for_stub;
  90 }
  91 #
  92 # Test setting, querying, and modifying pending breakpoints
  93 #
  94
  95 gdb_test_multiple "break pendfunc1" "set pending breakpoint" {
  96      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  97             gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint"
  98      }
  99 }
 100
 101 gdb_test "info break" \
 102     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 103 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \
 104 "single pending breakpoint info"
 105
 106 #
 107 # Test breaking at existing function
 108 #
 109
 110 set mainline [gdb_get_line_number "break main here"]
 111
 112 gdb_test "break main" \
 113     "Breakpoint.*at.* file .*$srcfile, line $mainline.*" \
 114     "breakpoint function"
 115
 116 gdb_test "info break" \
 117     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 118 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
 119 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 120 "pending plus real breakpoint info"
 121
 122
 123 #
 124 # Test not setting a pending breakpoint
 125 #
 126 gdb_test "break pendfunc2" \
 127     "" \
 128     "Don't set pending breakpoint" \
 129     ".*Make breakpoint pending.*y or \\\[n\\\]. $" \
 130     "n"
 131
 132 #
 133 # Add condition to pending breakpoint
 134 #
 135
 136 gdb_test_no_output "condition 1 k == 1"
 137
 138 gdb_test "info break" \
 139     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 140 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
 141 \[\t \]+stop only if k == 1.*
 142 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 143 "pending plus condition"
 144
 145 #
 146 # Disable pending breakpoint
 147 #
 148
 149 gdb_test_no_output "disable 1"
 150
 151 gdb_test "info break" \
 152     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 153 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 154 \[\t \]+stop only if k == 1.*
 155 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 156 "pending disabled"
 157
 158 #
 159 # Add commands to pending breakpoint
 160 #
 161 gdb_test "commands 1\nprint k\nend" "" \
 162     "Set commands for pending breakpoint"
 163
 164 gdb_test "info break" \
 165     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 166 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 167 \[\t \]+stop only if k == 1.*
 168 \[\t \]+print k.*
 169 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 170 "pending disabled plus commands"
 171
 172 #
 173 # Try a pending break for a line in a source file with a condition
 174 #
 175
 176 set bp2_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]
 177 gdb_test_multiple "break pendshr.c:$bp2_loc if x > 3" "Set pending breakpoint 2" {
 178      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 179             gdb_test "y" "Breakpoint.*pendshr.c:$bp2_loc.*pending." \
 180                 "Set pending breakpoint 2"
 181      }
 182 }
 183
 184 gdb_test "info break" \
 185     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 186 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 187 \[\t \]+stop only if k == 1.*
 188 \[\t \]+print k.*
 189 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 190 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*" \
 191 "multiple pending breakpoints"
 192
 193
 194 #
 195 # Try a pending break for a line in a source file with ignore count:
 196 #
 197
 198 set bp3_loc [gdb_get_line_number "printf" ${libfile}.c]
 199 gdb_test_multiple "break pendshr.c:$bp3_loc" "Set pending breakpoint 3" {
 200      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 201             gdb_test "y" "Breakpoint.*pendshr.c:$bp3_loc.*pending." \
 202                 "Set pending breakpoint 3"
 203      }
 204 }
 205
 206 gdb_test {ignore $bpnum 2} "Will ignore next 2 crossings of breakpoint .*" \
 207     "set ignore count on pending breakpoint 3"
 208
 209 gdb_test "info break" \
 210     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 211 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 212 \[\t \]+stop only if k == 1.*
 213 \[\t \]+print k.*
 214 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 215 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*
 216 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp3_loc.*ignore next 2 hits.*" \
 217 "multiple pending breakpoints 2"
 218
 219 #
 220 # Run to main which should resolve a pending breakpoint
 221 #
 222
 223 gdb_run_cmd
 224 gdb_test "" \
 225 ".*Breakpoint.*, main.*$mainline.*" \
 226 "running to main"
 227
 228 #
 229 # Re-enable the first pending breakpoint which should resolve
 230 #
 231
 232 gdb_test_no_output "enable 1" \
 233 "re-enabling pending breakpoint that can resolve instantly"
 234
 235 #
 236 # Continue to verify conditionals and commands for breakpoints are honored
 237 #
 238
 239 gdb_test "continue" \
 240 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:$bp2_loc.*4;" \
 241 "continue to resolved breakpoint 2"
 242
 243 gdb_test "continue" \
 244 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:$bp2_loc.*
 245 \[$\]1 = 1." \
 246 "continue to resolved breakpoint 1"
 247
 248 #
 249 # Disable the other two breakpoints, and continue to the one with
 250 # the ignore count.  Make sure you hit it the third time, x should
 251 # be 3 then.
 252 #
 253
 254 gdb_test "disable 7" "" "Disable other breakpoints"
 255 gdb_test "disable 5" "" "Disable other breakpoints"
 256
 257 gdb_test "continue" \
 258          ".*Breakpoint.*pendfunc1.*\\\(x=3\\\) at.*pendshr.c:$bp3_loc.*printf.*;" \
 259 "continue to resolved breakpoint 3"
 260
 261 delete_breakpoints
 262
 263 gdb_breakpoint "main"
 264
 265 #
 266 # Set non-existent pending breakpoint
 267 #
 268 gdb_test_multiple "break imaginary" "set imaginary pending breakpoint" {
 269      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 270             gdb_test "y" "Breakpoint.*imaginary.*pending." \
 271                 "set imaginary pending breakpoint"
 272      }
 273 }
 274
 275 #
 276 # rerun program and make sure that any pending breakpoint remains and no
 277 # error messages are issued for the missing function
 278 #
 279
 280 rerun_to_main
 281
 282 gdb_test "info break" \
 283     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 284 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 285 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*imaginary.*" \
 286 "verify pending breakpoint after restart"