Tests for validate symbol file using build-id
New testcase. gdb/testsuite/ChangeLog 2015-07-15 Aleksandar Ristovski <aristovski@qnx.com Tests for validate symbol file using build-id. * gdb.base/solib-mismatch-lib.c: New file. * gdb.base/solib-mismatch-libmod.c: New file. * gdb.base/solib-mismatch.c: New file. * gdb.base/solib-mismatch.exp: New file.
This commit is contained in:
Jan Kratochvil
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0a94970d66
@ -1,3 +1,11 @@
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2015-07-15 Aleksandar Ristovski <aristovski@qnx.com
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Tests for validate symbol file using build-id.
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* gdb.base/solib-mismatch-lib.c: New file.
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* gdb.base/solib-mismatch-libmod.c: New file.
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* gdb.base/solib-mismatch.c: New file.
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* gdb.base/solib-mismatch.exp: New file.
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2015-07-15 Sandra Loosemore <sandra@codesourcery.com>
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* gdb.base/sigaltstack.exp (finish_test): Add kfail for
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30
gdb/testsuite/gdb.base/solib-mismatch-lib.c
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30
gdb/testsuite/gdb.base/solib-mismatch-lib.c
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2015 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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int _bar = 42;
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int
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bar (void)
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{
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return _bar + 21;
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}
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int
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foo (void)
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{
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return _bar;
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}
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30
gdb/testsuite/gdb.base/solib-mismatch-libmod.c
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30
gdb/testsuite/gdb.base/solib-mismatch-libmod.c
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2015 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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int _bar = 21;
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int
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bar (void)
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{
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return 42 - _bar;
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}
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int
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foo (void)
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{
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return 24 + bar();
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}
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56
gdb/testsuite/gdb.base/solib-mismatch.c
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56
gdb/testsuite/gdb.base/solib-mismatch.c
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2015 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <dlfcn.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <signal.h>
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#include <string.h>
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/* The following defines must correspond to solib-mismatch.exp . */
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/* DIRNAME and LIB must be defined at compile time. */
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#ifndef DIRNAME
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# error DIRNAME not defined
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#endif
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#ifndef LIB
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# error LIB not defined
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#endif
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int
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main (int argc, char *argv[])
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{
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void *h;
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int (*foo) (void);
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if (chdir (DIRNAME) != 0)
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{
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printf ("ERROR - Could not cd to %s\n", DIRNAME);
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return 1;
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}
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h = dlopen (LIB, RTLD_NOW);
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if (h == NULL)
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{
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printf ("ERROR - could not open lib %s\n", LIB);
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return 1;
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}
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foo = dlsym (h, "foo"); /* set breakpoint 1 here */
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dlclose (h);
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return 0;
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}
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156
gdb/testsuite/gdb.base/solib-mismatch.exp
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156
gdb/testsuite/gdb.base/solib-mismatch.exp
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# Copyright 2015 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>. */
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standard_testfile
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set executable $testfile
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if ![is_remote target] {
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untested "only gdbserver supports build-id reporting"
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return -1
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}
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if [is_remote host] {
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untested "only local host is currently supported"
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return -1
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}
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# Test overview:
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# generate two shared objects. One that will be used by the process
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# and another, modified, that will be found by gdb. Gdb should
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# detect the mismatch and refuse to use mismatched shared object.
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if { [get_compiler_info] } {
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untested "get_compiler_info failed."
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return -1
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}
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# First version of the object, to be loaded by ld.
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set srclibfilerun ${testfile}-lib.c
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# Modified version of the object to be loaded by gdb
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# Code in -libmod.c is tuned so it gives a mismatch but
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# leaves .dynamic at the same point.
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set srclibfilegdb ${testfile}-libmod.c
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# So file name:
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set binlibfilebase lib${testfile}.so
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# Setup run directory (where program is run from)
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# It contains executable and '-lib' version of the library.
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set binlibfiledirrun [standard_output_file ${testfile}_wd]
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set binlibfilerun ${binlibfiledirrun}/${binlibfilebase}
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# Second solib version is in current directory, '-libmod' version.
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set binlibfiledirgdb [standard_output_file ""]
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set binlibfilegdb ${binlibfiledirgdb}/${binlibfilebase}
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# Executable
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set srcfile ${testfile}.c
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set executable ${testfile}
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file delete -force -- "${binlibfiledirrun}"
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file mkdir "${binlibfiledirrun}"
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set exec_opts {}
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if { ![istarget "*-*-nto-*"] } {
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lappend exec_opts "shlib_load"
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}
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lappend exec_opts "additional_flags=-DDIRNAME\=\"${binlibfiledirrun}\" -DLIB\=\"./${binlibfilebase}\""
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lappend exec_opts "debug"
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if { [build_executable $testfile.exp $executable $srcfile $exec_opts] != 0 } {
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return -1
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}
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if { [gdb_compile_shlib "${srcdir}/${subdir}/${srclibfilerun}" "${binlibfilerun}" [list debug ldflags=-Wl,--build-id]] != ""
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|| [gdb_gnu_strip_debug "${binlibfilerun}"]
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|| [gdb_compile_shlib "${srcdir}/${subdir}/${srclibfilegdb}" "${binlibfilegdb}" [list debug ldflags=-Wl,--build-id]] != "" } {
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untested "compilation failed."
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return -1
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}
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proc solib_matching_test { solibfile symsloaded } {
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global gdb_prompt
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global testfile
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global executable
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global srcdir
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global subdir
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global binlibfiledirrun
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global binlibfiledirgdb
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global srcfile
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clean_restart ${binlibfiledirrun}/${executable}
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gdb_test_no_output "set solib-search-path \"${binlibfiledirgdb}\"" ""
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if { [gdb_test "cd ${binlibfiledirgdb}" "" ""] != 0 } {
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untested "cd ${binlibfiledirgdb}"
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return -1
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}
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# Do not auto load shared libraries, the test needs to have control
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# over when the relevant output gets printed.
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gdb_test_no_output "set auto-solib-add off" ""
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if ![runto "${srcfile}:[gdb_get_line_number "set breakpoint 1 here"]"] {
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return -1
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}
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gdb_test "sharedlibrary" "" ""
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set nocrlf "\[^\r\n\]*"
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set expected_header "From${nocrlf}To${nocrlf}Syms${nocrlf}Read${nocrlf}Shared${nocrlf}"
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set expected_line "${symsloaded}${nocrlf}${solibfile}"
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gdb_test "info sharedlibrary ${solibfile}" \
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"${expected_header}\r\n.*${expected_line}.*" \
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"Symbols for ${solibfile} loaded: expected '${symsloaded}'"
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return 0
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}
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# Copy binary to working dir so it pulls in the library from that dir
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# (by the virtue of $ORIGIN).
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file copy -force "${binlibfiledirgdb}/${executable}" \
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"${binlibfiledirrun}/${executable}"
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# Test unstripped, .dynamic matching
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with_test_prefix "test unstripped, .dynamic matching" {
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solib_matching_test "${binlibfilebase}" "No"
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}
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# Keep original so for debugging purposes
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file copy -force "${binlibfilegdb}" "${binlibfilegdb}-orig"
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set objcopy_program [transform objcopy]
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set result [catch "exec $objcopy_program --only-keep-debug ${binlibfilegdb}"]
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if {$result != 0} {
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untested "test --only-keep-debug (objcopy)"
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}
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# Test --only-keep-debug, .dynamic matching so
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with_test_prefix "test --only-keep-debug" {
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solib_matching_test "${binlibfilebase}" "No"
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}
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# Keep previous so for debugging puroses
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file copy -force "${binlibfilegdb}" "${binlibfilegdb}-orig1"
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# Copy loaded so over the one gdb will find
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file copy -force "${binlibfilerun}" "${binlibfilegdb}"
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# Now test it does not mis-invalidate matching libraries
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with_test_prefix "test matching libraries" {
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solib_matching_test "${binlibfilebase}" "Yes"
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}
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