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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [gdb/] [testsuite/] [gdb.base/] [auxv.exp] - Rev 841
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# Test `info auxv' and related functionality.
# Copyright 1992,1993,1994,1995,1996,1997,1998,1999,2000,2004,2007,2008
# 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/>.
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu
# This file is based on corefile.exp which was written by Fred
# Fish. (fnf@cygnus.com)
if { ! [istarget "*-*-linux*"] && ! [istarget "*-*-solaris*"] } {
verbose "Skipping auxv.exp because of lack of support."
return
}
if $tracelevel then {
strace $tracelevel
}
set prms_id 0
set bug_id 0
set testfile "auxv"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
set corefile ${objdir}/${subdir}/${testfile}.corefile
set gcorefile ${objdir}/${subdir}/${testfile}.gcore
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
untested "couldn't compile ${srcdir}/${subdir}/${srcfile}"
return -1
}
# Use a fresh directory to confine the native core dumps.
# Make it the working directory for gdb and its child.
set coredir "${objdir}/${subdir}/coredir.[getpid]"
file mkdir $coredir
set core_works [expr [isnative] && ! [is_remote target]]
# Run GDB on the test program up to where it will dump core.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_test "set print sevenbit-strings" "" \
"set print sevenbit-strings; ${testfile}"
gdb_test "set width 0" "" \
"set width 0; ${testfile}"
if {$core_works} {
if {[gdb_test "cd $coredir" ".*Working directory .*" \
"cd to temporary directory for core dumps"]} {
set core_works 0
}
}
if { ![runto_main] } then {
gdb_suppress_tests;
}
set print_core_line [gdb_get_line_number "ABORT;"]
gdb_test "tbreak $print_core_line"
gdb_test continue ".*ABORT;.*"
proc fetch_auxv {test} {
global gdb_prompt
set auxv_lines {}
set bad -1
if {[gdb_test_multiple "info auxv" $test {
-re "info auxv\[\r\n\]+" {
exp_continue
}
-ex "The program has no auxiliary information now" {
set bad 1
exp_continue
}
-ex "Auxiliary vector is empty" {
set bad 1
exp_continue
}
-ex "No auxiliary vector found" {
set bad 1
exp_continue
}
-re "^\[0-9\]+\[ \t\]+(AT_\[^ \t\]+)\[^\r\n\]+\[\r\n\]+" {
lappend auxv_lines $expect_out(0,string)
exp_continue
}
-re "^\[0-9\]+\[ \t\]+\\?\\?\\?\[^\r\n\]+\[\r\n\]+" {
warning "Unrecognized tag value: $expect_out(0,string)"
set bad 1
lappend auxv_lines $expect_out(0,string)
exp_continue
}
-re ".*$gdb_prompt $" {
incr bad
}
-re "^\[^\r\n\]+\[\r\n\]+" {
if {!$bad} {
warning "Unrecognized output: $expect_out(0,string)"
set bad 1
}
exp_continue
}
}] != 0} {
return {}
}
if {$bad} {
fail $test
return {}
}
pass $test
return $auxv_lines
}
set live_data [fetch_auxv "info auxv on live process"]
# Now try gcore.
set gcore_works 0
set escapedfilename [string_to_regexp $gcorefile]
gdb_test_multiple "gcore $gcorefile" "gcore" {
-re "Saved corefile ${escapedfilename}\[\r\n\]+$gdb_prompt $" {
pass "gcore"
set gcore_works 1
}
-re "Can't create a corefile\[\r\n\]+$gdb_prompt $" {
unsupported "gcore"
}
-re "Undefined command: .*\[\r\n\]+$gdb_prompt $" {
unsupported "gcore"
}
}
# Let the program continue and die.
gdb_test continue ".*Program received signal.*"
gdb_test continue ".*Program terminated with signal.*"
# Now collect the core dump it left.
set test "generate native core dump"
if {$core_works} {
# Find the
set names [glob -nocomplain -directory $coredir *core*]
if {[llength $names] == 1} {
set file [file join $coredir [lindex $names 0]]
remote_exec build "mv $file $corefile"
pass $test
} else {
set core_works 0
warning "can't generate a core file - core tests suppressed - check ulimit -c"
fail $test
}
} else {
unsupported $test
}
remote_exec build "rm -rf $coredir"
# Now we can examine the core files and check that their data matches what
# we saw in the process. Note that the exact data can vary between runs,
# so it's important that the native core dump file and the gcore-created dump
# both be from the same run of the program as we examined live.
proc do_core_test {works corefile test1 test2} {
if {! $works} {
unsupported $test1
unsupported $test2
} else {
gdb_test "core $corefile" "Core was generated by.*" \
"load core file for $test1" \
"A program is being debugged already.*" "y"
set core_data [fetch_auxv $test1]
global live_data
if {$core_data == $live_data} {
pass $test2
} else {
fail $test2
}
}
}
do_core_test $core_works $corefile \
"info auxv on native core dump" "matching auxv data from live and core"
do_core_test $gcore_works $gcorefile \
"info auxv on gcore-created dump" "matching auxv data from live and gcore"
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