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