gdb/testsuite/gdb.base/info-shared.exp

   1 # Copyright 2012-2022 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 if { [skip_shlib_tests] } {
  17     return 0
  18 }
  19
  20 standard_testfile
  21
  22 set lib1name $testfile-solib1
  23 set srcfile_lib1 $srcdir/$subdir/$lib1name.c
  24 set binfile_lib1 [standard_output_file $lib1name.so]
  25
  26 set lib2name $testfile-solib2
  27 set srcfile_lib2 $srcdir/$subdir/$lib2name.c
  28 set binfile_lib2 [standard_output_file $lib2name.so]
  29
  30 if { [gdb_compile_shlib $srcfile_lib1 $binfile_lib1 {}] != "" } {
  31     untested "failed to compile shared library 1"
  32     return -1
  33 }
  34
  35 if { [gdb_compile_shlib $srcfile_lib2 $binfile_lib2 {}] != "" } {
  36     untested "failed to compile shared library 2"
  37     return -1
  38 }
  39
  40 set binfile_lib1_target [gdb_download_shlib $binfile_lib1]
  41 set binfile_lib2_target [gdb_download_shlib $binfile_lib2]
  42
  43 set define2 -DSHLIB2_NAME=\"$binfile_lib2_target\"
  44 set define1 -DSHLIB1_NAME=\"$binfile_lib1_target\"
  45
  46 set cflags "$define1 $define2"
  47 if { [prepare_for_testing "failed to prepare" $testfile $srcfile \
  48           [list additional_flags=$cflags shlib_load]] } {
  49     return -1
  50 }
  51
  52 gdb_locate_shlib $binfile_lib1
  53 gdb_locate_shlib $binfile_lib2
  54
  55 # Run "info sharedlibrary" and check for the presence or absence of
  56 # our libraries.
  57 proc check_info_shared { test expect1 expect2 } {
  58     global lib1name
  59     global lib2name
  60     global gdb_prompt
  61
  62     set actual1 0
  63     set actual2 0
  64
  65     gdb_test_multiple "info sharedlibrary" $test {
  66         -re $lib1name {
  67             set actual1 1
  68             exp_continue
  69         }
  70         -re $lib2name {
  71             set actual2 1
  72             exp_continue
  73         }
  74         -re "\r\n$gdb_prompt $" {
  75             if { $actual1 == $expect1 && $actual2 == $expect2 } {
  76                 pass $test
  77             } else {
  78                 fail $test
  79             }
  80         }
  81     }
  82 }
  83
  84 # Start the inferior, and check neither of the libraries are loaded at
  85 # the start.
  86 if ![runto_main] {
  87     return 0
  88 }
  89 check_info_shared "info sharedlibrary #1" 0 0
  90
  91 # Set up breakpoints.
  92 gdb_breakpoint "stop"
  93 gdb_breakpoint "foo" allow-pending
  94 gdb_breakpoint "bar" allow-pending
  95
  96 # Run to the first stop and check that only the first library is loaded.
  97 gdb_continue_to_breakpoint "library load #1" "\\.?stop .*"
  98 check_info_shared "info sharedlibrary #2" 1 0
  99
 100 # Run to the second stop and check that both libraries are loaded.
 101 gdb_continue_to_breakpoint "library load #2" "\\.?stop .*"
 102 check_info_shared "info sharedlibrary #3" 1 1
 103
 104 # Check that the next stop is in foo.
 105 gdb_continue_to_breakpoint "library function #1" "\\.?foo .*"
 106
 107 # Check that the next stop is in bar.
 108 gdb_continue_to_breakpoint "library function #2" "\\.?bar .*"
 109
 110 # Restart the inferior and make sure there are no breakpoint reset
 111 # errors.  These can happen with the probes-based runtime linker
 112 # interface if the cache is not cleared correctly.
 113 set test "restart"
 114 gdb_run_cmd
 115 gdb_test_multiple "" $test {
 116     -re {Start it from the beginning\? \(y or n\) $} {
 117         send_gdb "y\n"
 118         exp_continue
 119     }
 120     -re {Error in re-setting breakpoint} {
 121         fail $test
 122     }
 123     -re "\r\n$gdb_prompt $" {
 124         pass $test
 125     }
 126 }
 127
 128 # Check that neither library is loaded.
 129 check_info_shared "info sharedlibrary #4" 0 0
 130
 131 # Run to the first stop and check that only the first library is loaded.
 132 gdb_continue_to_breakpoint "library load #3" "\\.?stop .*"
 133 check_info_shared "info sharedlibrary #5" 1 0
 134
 135 # Run to the second stop and check that both libraries are loaded.
 136 gdb_continue_to_breakpoint "library load #4" "\\.?stop .*"
 137 check_info_shared "info sharedlibrary #6" 1 1
 138
 139 # Check that the next stop is in foo.
 140 gdb_continue_to_breakpoint "library function #3" "\\.?foo .*"
 141
 142 # Check that the next stop is in bar.
 143 gdb_continue_to_breakpoint "library function #4" "\\.?bar .*"
 144
 145 # Run to the next stop and check that the first library has been unloaded.
 146 gdb_continue_to_breakpoint "library unload #1" "\\.?stop .*"
 147 check_info_shared "info sharedlibrary #7" 0 1
 148
 149 # Run to the last stop and check that both libraries are gone.
 150 gdb_continue_to_breakpoint "library unload #2" "\\.?stop .*"
 151 check_info_shared "info sharedlibrary #8" 0 0
 152
 153 with_test_prefix styled {
 154     save_vars { env(TERM) } {
 155         # We need an ANSI-capable terminal to get the output.
 156         setenv TERM ansi
 157
 158         clean_restart $testfile
 159
 160         gdb_test_no_output "set style enabled off"
 161         if {![runto_main]} {
 162             return 0
 163         }
 164         gdb_breakpoint "stop"
 165         gdb_continue_to_breakpoint "library load #1" "\\.?stop .*"
 166
 167         # Simple test for "info sharedlibrary" styling.  Look for styled
 168         # addresses and file name.
 169         set addr [style $hex address]
 170         # Use a non-greedy match here to avoid accidentally picking up
 171         # other escape sequences.
 172         set sofile [style ".*?" file]
 173         gdb_test_no_output "set style enabled on"
 174         gdb_test "info sharedlibrary" \
 175             "$addr\[ \t\]+$addr.*$sofile\r\n.*"
 176     }
 177 }