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2004-08-12 Jeff Johnston <jjohnstn@redhat.com>
* gdb.base/unload.exp: New test for breakpoints in dynamically
loaded libraries.
* gdb.base/unload.c: Ditto.
* gdb.base/unloadshr.c: Ditto.
This commit is contained in:
Jeff Johnston
parent
2d3a79861d
commit
37fdf8545e
@ -1,3 +1,10 @@
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2004-08-12 Jeff Johnston <jjohnstn@redhat.com>
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* gdb.base/unload.exp: New test for breakpoints in dynamically
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loaded libraries.
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* gdb.base/unload.c: Ditto.
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* gdb.base/unloadshr.c: Ditto.
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2004-08-12 Michael Chastain <mec.gnu@mindspring.com>
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* gdb.cp/classes.exp (test_ptype_class_objects): Call
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57
gdb/testsuite/gdb.base/unload.c
Normal file
57
gdb/testsuite/gdb.base/unload.c
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@ -0,0 +1,57 @@
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2004 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 2 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, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include <stdio.h>
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#include <dlfcn.h>
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int k = 0;
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#define SHLIB_NAME SHLIB_DIR "/unloadshr.sl"
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int main()
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{
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void *handle;
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int (*unloadshr) (int);
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int y;
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char *msg;
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handle = dlopen (SHLIB_NAME, RTLD_LAZY);
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msg = dlerror ();
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if (!handle)
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{
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fprintf (stderr, msg);
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exit (1);
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}
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unloadshr = (int (*)(int))dlsym (handle, "shrfunc1");
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if (!unloadshr)
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{
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fprintf (stderr, dlerror ());
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exit (1);
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}
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y = (*unloadshr)(3);
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printf ("y is %d\n", y);
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dlclose (handle);
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return 0;
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}
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142
gdb/testsuite/gdb.base/unload.exp
Normal file
142
gdb/testsuite/gdb.base/unload.exp
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@ -0,0 +1,142 @@
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# Copyright 2003, 2004
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# 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 2 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, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# This file was created by Jeff Johnston. (jjohnstn@redhat.com)
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# The shared library compilation portion was copied from shlib-call.exp which was
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# written by Elena Zannoni (ezannoni@redhat.com).
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if $tracelevel then {
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strace $tracelevel
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}
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#
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# test running programs
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#
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set prms_id 0
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set bug_id 0
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# are we on a target board?
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if ![isnative] then {
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return 0
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}
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set testfile "unload"
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set libfile "unloadshr"
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set libsrcfile ${libfile}.c
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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set shlibdir ${objdir}/${subdir}
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if [get_compiler_info ${binfile}] {
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return -1
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}
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set dl_lib_flag ""
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switch -glob [istarget] {
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"hppa*-hp-hpux*" { }
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"*-*-linux*" { set dl_lib_flag "libs=-ldl" }
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default { }
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}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "additional_flags=-DSHLIB_DIR\=\"${shlibdir}\"" $dl_lib_flag]] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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# Build the shared libraries this test case needs.
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#
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if {$gcc_compiled == 0} {
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if [istarget "hppa*-hp-hpux*"] then {
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set additional_flags "additional_flags=+z"
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} elseif { [istarget "mips-sgi-irix*"] } {
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# Disable SGI compiler's implicit -Dsgi
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set additional_flags "additional_flags=-Usgi"
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} else {
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# don't know what the compiler is...
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set additional_flags ""
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}
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} else {
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if { ([istarget "powerpc*-*-aix*"]
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|| [istarget "rs6000*-*-aix*"]) } {
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set additional_flags ""
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} else {
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set additional_flags "additional_flags=-fpic"
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}
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}
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if {[gdb_compile "${srcdir}/${subdir}/${libsrcfile}" "${objdir}/${subdir}/${libfile}.o" object [list debug $additional_flags]] != ""} {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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if [istarget "hppa*-*-hpux*"] {
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remote_exec build "ld -b ${objdir}/${subdir}/${libfile}.o -o ${objdir}/${subdir}/${libfile}.sl"
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} else {
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set additional_flags "additional_flags=-shared"
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if {[gdb_compile "${objdir}/${subdir}/${libfile}.o" "${objdir}/${subdir}/${libfile}.sl" executable [list debug $additional_flags]] != ""} {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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if [target_info exists gdb_stub] {
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gdb_step_for_stub;
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}
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#
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# Test setting a breakpoint in a dynamically loaded library which is
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# manually loaded and unloaded
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#
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gdb_test_multiple "break shrfunc1" "set pending breakpoint" {
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-re ".*Make breakpoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" "Breakpoint.*shrfunc1.*pending." "set pending breakpoint"
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}
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}
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gdb_test "info break" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+breakpoint keep y.*PENDING.*shrfunc1.*" \
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"single pending breakpoint info"
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set unloadshr_line [gdb_get_line_number "unloadshr break" ${srcdir}/${subdir}/${libsrcfile}]
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gdb_test "run" \
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"Starting program.*unload.*
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Breakpoint.*at.*
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Pending breakpoint \"shrfunc1\" resolved.*
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Breakpoint.*, shrfunc1 \\\(x=3\\\).*unloadshr.c:$unloadshr_line.*" \
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"running program"
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gdb_test "continue" \
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"Continuing.*y is 7.*warning: Temporarily disabling unloaded shared library breakpoints.*warning: breakpoint #.*Program exited normally." \
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"continuing to end of program"
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#
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# Try to rerun program and verify that shared breakpoint is reset properly
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#
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gdb_test "run" \
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".*Breakpoint.*shrfunc1.*at.*unloadshr.c:$unloadshr_line.*" \
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"rerun to shared library breakpoint"
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gdb_test "continue" \
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"Continuing.*y is 7.*warning: Temporarily disabling unloaded shared library breakpoints.*warning: breakpoint #.*Program exited normally." \
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"continuing to end of program second time"
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24
gdb/testsuite/gdb.base/unloadshr.c
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24
gdb/testsuite/gdb.base/unloadshr.c
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@ -0,0 +1,24 @@
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2004 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 2 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, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include <stdio.h>
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int shrfunc1 (int x)
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{
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return x + 4; /* unloadshr break */
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}
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