gdb/testsuite/gdb.base/pending.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 set testfile "pending"
  34 set libfile "pendshr"
  35 set srcfile $testfile.c
  36 set libsrc  $srcdir/$subdir/$libfile.c
  37 set binfile $objdir/$subdir/$testfile
  38 set lib_sl  $objdir/$subdir/$libfile.sl
  39
  40 set lib_opts  debug
  41 set exec_opts [list debug shlib=$lib_sl]
  42
  43 if [get_compiler_info ${binfile}] {
  44     return -1
  45 }
  46
  47 if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""
  48      || [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != ""} {
  49     untested "Could not compile either $libsrc or $srcdir/$subdir/$srcfile."
  50     return -1
  51 }
  52
  53 # Start with a fresh gdb.
  54
  55 gdb_exit
  56 gdb_start
  57 gdb_reinitialize_dir $srcdir/$subdir
  58
  59 gdb_test_multiple "break pendfunc1" "set pending breakpoint" {
  60      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  61             gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint (without symbols)"
  62      }
  63 }
  64
  65 gdb_test "info break" \
  66     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
  67 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \
  68 "single pending breakpoint info (without symbols)"
  69
  70 gdb_load ${binfile}
  71 gdb_load_shlibs $lib_sl
  72
  73 set pendfunc1_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]
  74 gdb_test "run" \
  75 ".*Breakpoint.*pendfunc1.*at.*pendshr.c:$pendfunc1_loc.*y = x \\+ 4.*" \
  76 "run to resolved breakpoint 1 (without symbols)"
  77
  78 # Restart with a fresh gdb.
  79
  80 gdb_exit
  81 gdb_start
  82 gdb_reinitialize_dir $srcdir/$subdir
  83
  84 gdb_load ${binfile}
  85 gdb_load_shlibs $lib_sl
  86
  87 if [target_info exists gdb_stub] {
  88     gdb_step_for_stub;
  89 }
  90 #
  91 # Test setting, querying, and modifying pending breakpoints
  92 #
  93
  94 gdb_test_multiple "break pendfunc1" "set pending breakpoint" {
  95      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
  96             gdb_test "y" "Breakpoint.*pendfunc1.*pending." "set pending breakpoint"
  97      }
  98 }
  99
 100 gdb_test "info break" \
 101     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 102 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*" \
 103 "single pending breakpoint info"
 104
 105 #
 106 # Test breaking at existing function
 107 #
 108
 109 set mainline [gdb_get_line_number "break main here"]
 110
 111 gdb_test "break main" \
 112     "Breakpoint.*at.* file .*$srcfile, line $mainline.*" \
 113     "breakpoint function"
 114
 115 gdb_test "info break" \
 116     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 117 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
 118 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 119 "pending plus real breakpoint info"
 120
 121
 122 #
 123 # Test not setting a pending breakpoint
 124 #
 125 gdb_test_multiple "break pendfunc2" "Don't set pending breakpoint" {
 126      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 127             gdb_test "n" "" "Don't set pending breakpoint"
 128      }
 129 }
 130
 131 #
 132 # Add condition to pending breakpoint
 133 #
 134
 135 gdb_test "condition 1 k == 1" ""
 136
 137 gdb_test "info break" \
 138     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 139 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendfunc1.*
 140 \[\t \]+stop only if k == 1.*
 141 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 142 "pending plus condition"
 143
 144 #
 145 # Disable pending breakpoint
 146 #
 147
 148 gdb_test "disable 1" ""
 149
 150 gdb_test "info break" \
 151     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 152 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 153 \[\t \]+stop only if k == 1.*
 154 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 155 "pending disabled"
 156
 157 #
 158 # Add commands to pending breakpoint
 159 #
 160 gdb_test "commands 1\nprint k\nend" "" \
 161         "Set commands for pending breakpoint"
 162
 163 gdb_test "info break" \
 164     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 165 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 166 \[\t \]+stop only if k == 1.*
 167 \[\t \]+print k.*
 168 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline" \
 169 "pending disabled plus commands"
 170
 171 #
 172 # Try a pending break for a line in a source file with a condition
 173 #
 174
 175 set bp2_loc [gdb_get_line_number "y = x + 4" ${libfile}.c]
 176 gdb_test_multiple "break pendshr.c:$bp2_loc if x > 3" "Set pending breakpoint 2" {
 177      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 178             gdb_test "y" "Breakpoint.*pendshr.c:$bp2_loc.*pending." \
 179                 "Set pending breakpoint 2"
 180      }
 181 }
 182
 183 gdb_test "info break" \
 184     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 185 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 186 \[\t \]+stop only if k == 1.*
 187 \[\t \]+print k.*
 188 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 189 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*" \
 190 "multiple pending breakpoints"
 191
 192
 193 #
 194 # Try a pending break for a line in a source file with ignore count:
 195 #
 196
 197 set bp3_loc [gdb_get_line_number "printf" ${libfile}.c]
 198 gdb_test_multiple "break pendshr.c:$bp3_loc" "Set pending breakpoint 3" {
 199      -re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
 200             gdb_test "y" "Breakpoint.*pendshr.c:$bp3_loc.*pending." \
 201                 "Set pending breakpoint 3"
 202      }
 203 }
 204
 205 gdb_test {ignore $bpnum 2} "Will ignore next 2 crossings of breakpoint .*" \
 206     "set ignore count on pending breakpoint 3"
 207
 208 gdb_test "info break" \
 209     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 210 \[0-9\]+\[\t \]+breakpoint     keep n.*PENDING.*pendfunc1.*
 211 \[\t \]+stop only if k == 1.*
 212 \[\t \]+print k.*
 213 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$mainline.*
 214 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp2_loc if x > 3.*
 215 \[0-9\]+\[\t \]+breakpoint     keep y.*PENDING.*pendshr.c:$bp3_loc.*ignore next 2 hits.*" \
 216 "multiple pending breakpoints 2"
 217
 218 #
 219 # Run to main which should resolve a pending breakpoint
 220 #
 221
 222 gdb_run_cmd
 223 gdb_test "" \
 224 ".*Breakpoint.*, main.*$mainline.*" \
 225 "running to main"
 226
 227 #
 228 # Re-enable the first pending breakpoint which should resolve
 229 #
 230
 231 gdb_test "enable 1" \
 232 "" \
 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"