diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 2eee91ae2b..4b34dde951 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2010-08-17 Jan Kratochvil + + * gdb.cp/infcall-dlopen.exp: New file. + * gdb.cp/infcall-dlopen.cc: New file. + * gdb.cp/infcall-dlopen-lib.cc: New file. + 2010-08-17 Jan Kratochvil Pedro Alves diff --git a/gdb/testsuite/gdb.cp/infcall-dlopen-lib.cc b/gdb/testsuite/gdb.cp/infcall-dlopen-lib.cc new file mode 100644 index 0000000000..48366b1bcb --- /dev/null +++ b/gdb/testsuite/gdb.cp/infcall-dlopen-lib.cc @@ -0,0 +1,16 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2010 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 . */ diff --git a/gdb/testsuite/gdb.cp/infcall-dlopen.cc b/gdb/testsuite/gdb.cp/infcall-dlopen.cc new file mode 100644 index 0000000000..1e389e6d67 --- /dev/null +++ b/gdb/testsuite/gdb.cp/infcall-dlopen.cc @@ -0,0 +1,37 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2010 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 . */ + +#include +#include + +static int +openlib (const char *filename) +{ + void *h = dlopen (filename, RTLD_LAZY); + + if (h == NULL) + return 0; + if (dlclose (h) != 0) + return 0; + return 1; +} + +int +main (void) +{ + return 0; +} diff --git a/gdb/testsuite/gdb.cp/infcall-dlopen.exp b/gdb/testsuite/gdb.cp/infcall-dlopen.exp new file mode 100644 index 0000000000..bf683d8def --- /dev/null +++ b/gdb/testsuite/gdb.cp/infcall-dlopen.exp @@ -0,0 +1,46 @@ +# Copyright 2010 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 . + +if {[skip_shlib_tests]} { + return 0 +} + +if [get_compiler_info not-used] { + return -1 +} + +set testfile "infcall-dlopen" +set srcmainfile ${testfile}.cc +set srclibfile ${testfile}-lib.cc +set executable ${testfile} +set libfile ${objdir}/${subdir}/${executable}.so +set binfile ${objdir}/${subdir}/${executable} + +# Use completely arbitrary file for $libfile source. +if { [gdb_compile_shlib ${srcdir}/${subdir}/${srclibfile} ${libfile} {debug c++}] != "" + || [prepare_for_testing ${testfile}.exp ${executable} ${srcmainfile} {debug c++ shlib_load}] } { + return -1 +} + +if { ![runto_main] } { + return -1 +} + +for {set i 0} {$i < 10} {incr i} { + gdb_test "p openlib (\"${libfile}\")" " = 1" "test $i" + # Try to exploit the GDB trashed memory. + gdb_test "b openlib" {Breakpoint [0-9]+ at .*} "test $i stub 1" + gdb_test_no_output {delete $bpnum} "test $i stub 2" +}