diff options
| -rw-r--r-- | gdb/testsuite/ChangeLog | 8 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/solib-mismatch-lib.c | 30 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/solib-mismatch-libmod.c | 30 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/solib-mismatch.c | 56 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/solib-mismatch.exp | 156 |
5 files changed, 280 insertions, 0 deletions
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index fb058f9..cf18904 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,11 @@ +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. + 2015-07-15 Sandra Loosemore <sandra@codesourcery.com> * gdb.base/sigaltstack.exp (finish_test): Add kfail for diff --git a/gdb/testsuite/gdb.base/solib-mismatch-lib.c b/gdb/testsuite/gdb.base/solib-mismatch-lib.c new file mode 100644 index 0000000..508ebbd --- /dev/null +++ b/gdb/testsuite/gdb.base/solib-mismatch-lib.c @@ -0,0 +1,30 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2015 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +int _bar = 42; + +int +bar (void) +{ + return _bar + 21; +} + +int +foo (void) +{ + return _bar; +} diff --git a/gdb/testsuite/gdb.base/solib-mismatch-libmod.c b/gdb/testsuite/gdb.base/solib-mismatch-libmod.c new file mode 100644 index 0000000..aebcdb5 --- /dev/null +++ b/gdb/testsuite/gdb.base/solib-mismatch-libmod.c @@ -0,0 +1,30 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2015 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +int _bar = 21; + +int +bar (void) +{ + return 42 - _bar; +} + +int +foo (void) +{ + return 24 + bar(); +} diff --git a/gdb/testsuite/gdb.base/solib-mismatch.c b/gdb/testsuite/gdb.base/solib-mismatch.c new file mode 100644 index 0000000..f739f3b --- /dev/null +++ b/gdb/testsuite/gdb.base/solib-mismatch.c @@ -0,0 +1,56 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2015 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <dlfcn.h> +#include <stdio.h> +#include <unistd.h> +#include <signal.h> +#include <string.h> + +/* The following defines must correspond to solib-mismatch.exp . */ + +/* DIRNAME and LIB must be defined at compile time. */ +#ifndef DIRNAME +# error DIRNAME not defined +#endif +#ifndef LIB +# error LIB not defined +#endif + +int +main (int argc, char *argv[]) +{ + void *h; + int (*foo) (void); + + if (chdir (DIRNAME) != 0) + { + printf ("ERROR - Could not cd to %s\n", DIRNAME); + return 1; + } + + h = dlopen (LIB, RTLD_NOW); + + if (h == NULL) + { + printf ("ERROR - could not open lib %s\n", LIB); + return 1; + } + foo = dlsym (h, "foo"); /* set breakpoint 1 here */ + dlclose (h); + return 0; +} diff --git a/gdb/testsuite/gdb.base/solib-mismatch.exp b/gdb/testsuite/gdb.base/solib-mismatch.exp new file mode 100644 index 0000000..4983429 --- /dev/null +++ b/gdb/testsuite/gdb.base/solib-mismatch.exp @@ -0,0 +1,156 @@ +# Copyright 2015 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +standard_testfile +set executable $testfile + +if ![is_remote target] { + untested "only gdbserver supports build-id reporting" + return -1 +} +if [is_remote host] { + untested "only local host is currently supported" + return -1 +} + +# Test overview: +# generate two shared objects. One that will be used by the process +# and another, modified, that will be found by gdb. Gdb should +# detect the mismatch and refuse to use mismatched shared object. + +if { [get_compiler_info] } { + untested "get_compiler_info failed." + return -1 +} + +# First version of the object, to be loaded by ld. +set srclibfilerun ${testfile}-lib.c + +# Modified version of the object to be loaded by gdb +# Code in -libmod.c is tuned so it gives a mismatch but +# leaves .dynamic at the same point. +set srclibfilegdb ${testfile}-libmod.c + +# So file name: +set binlibfilebase lib${testfile}.so + +# Setup run directory (where program is run from) +# It contains executable and '-lib' version of the library. +set binlibfiledirrun [standard_output_file ${testfile}_wd] +set binlibfilerun ${binlibfiledirrun}/${binlibfilebase} + +# Second solib version is in current directory, '-libmod' version. +set binlibfiledirgdb [standard_output_file ""] +set binlibfilegdb ${binlibfiledirgdb}/${binlibfilebase} + +# Executable +set srcfile ${testfile}.c +set executable ${testfile} + +file delete -force -- "${binlibfiledirrun}" +file mkdir "${binlibfiledirrun}" + +set exec_opts {} + +if { ![istarget "*-*-nto-*"] } { + lappend exec_opts "shlib_load" +} + +lappend exec_opts "additional_flags=-DDIRNAME\=\"${binlibfiledirrun}\" -DLIB\=\"./${binlibfilebase}\"" +lappend exec_opts "debug" + +if { [build_executable $testfile.exp $executable $srcfile $exec_opts] != 0 } { + return -1 +} + +if { [gdb_compile_shlib "${srcdir}/${subdir}/${srclibfilerun}" "${binlibfilerun}" [list debug ldflags=-Wl,--build-id]] != "" + || [gdb_gnu_strip_debug "${binlibfilerun}"] + || [gdb_compile_shlib "${srcdir}/${subdir}/${srclibfilegdb}" "${binlibfilegdb}" [list debug ldflags=-Wl,--build-id]] != "" } { + untested "compilation failed." + return -1 +} + +proc solib_matching_test { solibfile symsloaded } { + global gdb_prompt + global testfile + global executable + global srcdir + global subdir + global binlibfiledirrun + global binlibfiledirgdb + global srcfile + + clean_restart ${binlibfiledirrun}/${executable} + + gdb_test_no_output "set solib-search-path \"${binlibfiledirgdb}\"" "" + if { [gdb_test "cd ${binlibfiledirgdb}" "" ""] != 0 } { + untested "cd ${binlibfiledirgdb}" + return -1 + } + + # Do not auto load shared libraries, the test needs to have control + # over when the relevant output gets printed. + gdb_test_no_output "set auto-solib-add off" "" + + if ![runto "${srcfile}:[gdb_get_line_number "set breakpoint 1 here"]"] { + return -1 + } + + gdb_test "sharedlibrary" "" "" + + set nocrlf "\[^\r\n\]*" + set expected_header "From${nocrlf}To${nocrlf}Syms${nocrlf}Read${nocrlf}Shared${nocrlf}" + set expected_line "${symsloaded}${nocrlf}${solibfile}" + + gdb_test "info sharedlibrary ${solibfile}" \ + "${expected_header}\r\n.*${expected_line}.*" \ + "Symbols for ${solibfile} loaded: expected '${symsloaded}'" + + return 0 +} + +# Copy binary to working dir so it pulls in the library from that dir +# (by the virtue of $ORIGIN). +file copy -force "${binlibfiledirgdb}/${executable}" \ + "${binlibfiledirrun}/${executable}" + +# Test unstripped, .dynamic matching +with_test_prefix "test unstripped, .dynamic matching" { + solib_matching_test "${binlibfilebase}" "No" +} + +# Keep original so for debugging purposes +file copy -force "${binlibfilegdb}" "${binlibfilegdb}-orig" +set objcopy_program [transform objcopy] +set result [catch "exec $objcopy_program --only-keep-debug ${binlibfilegdb}"] +if {$result != 0} { + untested "test --only-keep-debug (objcopy)" +} + +# Test --only-keep-debug, .dynamic matching so +with_test_prefix "test --only-keep-debug" { + solib_matching_test "${binlibfilebase}" "No" +} + +# Keep previous so for debugging puroses +file copy -force "${binlibfilegdb}" "${binlibfilegdb}-orig1" + +# Copy loaded so over the one gdb will find +file copy -force "${binlibfilerun}" "${binlibfilegdb}" + +# Now test it does not mis-invalidate matching libraries +with_test_prefix "test matching libraries" { + solib_matching_test "${binlibfilebase}" "Yes" +} |