| 1 | # Copyright 2012-2016 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 libname $testfile-solib |
| 23 | set srcfile_lib $srcdir/$subdir/$libname.c |
| 24 | set binfile_lib [standard_output_file $libname.so] |
| 25 | |
| 26 | set normal_bp "_dl_debug_state" |
| 27 | set probes_bp "dl_main" |
| 28 | |
| 29 | if { [gdb_compile_shlib $srcfile_lib $binfile_lib \ |
| 30 | [list additional_flags=-fPIC]] != "" } { |
| 31 | untested "Could not compile $binfile_lib." |
| 32 | return -1 |
| 33 | } |
| 34 | |
| 35 | if { [prepare_for_testing $testfile.exp $testfile $srcfile \ |
| 36 | [list additional_flags=-DSHLIB_NAME=\"$binfile_lib\" libs=-ldl]] } { |
| 37 | return -1 |
| 38 | } |
| 39 | |
| 40 | # Enable stop-on-solib-events |
| 41 | gdb_test_no_output "set stop-on-solib-events 1" |
| 42 | |
| 43 | # Start the inferior and run to the first stop |
| 44 | gdb_run_cmd |
| 45 | gdb_test "" ".*Stopped due to shared library event.*" |
| 46 | |
| 47 | # XFAIL if we are not using probes |
| 48 | set test "ensure using probes" |
| 49 | set using_probes 0 |
| 50 | gdb_test_multiple "bt" $test { |
| 51 | -re "#0 +\[^\r\n\]*\\m(__GI_)?$normal_bp\\M.*$gdb_prompt $" { |
| 52 | untested "probes not present on this system" |
| 53 | } |
| 54 | -re "#0 +\[^\r\n\]*\\m(__GI_)?$probes_bp\\M.*$gdb_prompt $" { |
| 55 | pass $test |
| 56 | set using_probes 1 |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | if { $using_probes } { |
| 61 | set sysroot "" |
| 62 | set test "show sysroot" |
| 63 | gdb_test_multiple $test $test { |
| 64 | -re "The current system root is \"(.*)\"\..*${gdb_prompt} $" { |
| 65 | set sysroot $expect_out(1,string) |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | # GDB strips "target:" from the start of filenames |
| 70 | # when operating on the local filesystem |
| 71 | regsub "^target:" "$sysroot" "(target:)?" sysroot |
| 72 | |
| 73 | # Run til it loads our library |
| 74 | set test "run til our library loads" |
| 75 | set not_loaded_library 1 |
| 76 | while { $not_loaded_library } { |
| 77 | set not_loaded_library 0 |
| 78 | gdb_test_multiple "c" $test { |
| 79 | -re "Inferior loaded $sysroot$binfile_lib\\M.*$gdb_prompt $" { |
| 80 | pass $test |
| 81 | } |
| 82 | -re "Stopped due to shared library event\\M.*$gdb_prompt $" { |
| 83 | set not_loaded_library 1 |
| 84 | } |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | # Call something to ensure that relocation occurred |
| 89 | gdb_test "call foo(23)" "\\\$.* = 31.*\\\M.*" |
| 90 | } |