jv-print.exp

gdb-6.8 Linux下的调试程序 最新版本

# Copyright 1999, 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:
# [e-mail]

if $tracelevel then {
	strace $tracelevel
}

set prms_id 0
set bug_id 0

# Set the current language to Java.  This counts as a test.  If it
# fails, then we skip the other tests.

proc set_lang_java {} {
    global gdb_prompt

    if [gdb_test "set language java" "" "set language java"] {
	return 0
    }

    if [gdb_test "show language" ".* source language is \"java\".*"] {
	return 0
    }
    return 1;
}

proc test_integer_literals_accepted {} {
    global gdb_prompt

    # Test various decimal values.

    gdb_test "p 123" " = 123"
    gdb_test "p -123" " = -123"
    gdb_test "p/d 123" " = 123"

    # Test various octal values.

    gdb_test "p 0123" " = 83"
    gdb_test "p 00123" " = 83"
    gdb_test "p -0123" " = -83"
    gdb_test "p/o 0123" " = 0123"

    # Test various hexadecimal values.

    gdb_test "p 0x123" " = 291"
    gdb_test "p -0x123" " = -291"
    gdb_test "p 0x0123" " = 291"
    gdb_test "p -0x0123" " = -291"
    gdb_test "p 0xABCDEF" " = 11259375"
    gdb_test "p 0xabcdef" " = 11259375"
    gdb_test "p 0xAbCdEf" " = 11259375"
    gdb_test "p/x 0x123" " = 0x123"
}

proc test_character_literals_accepted {} {
    global gdb_prompt

    gdb_test "p 'a'" " = 'a'"
    gdb_test "p/c 'a'" " = 'a'"
    gdb_test "p/c 70" " = 'F'"
    gdb_test "p/x 'a'" " = 0x61"
    gdb_test "p/d 'a'" " = 97"
    gdb_test "p/t 'a'" " = 1100001"
    gdb_test "p/x '\\377'" " = 0xff"
    gdb_test "p '\\''" " = '\\\\''"
    # Note "p '\\'" => "= 92 '\\'"
    gdb_test "p '\\\\'" " = '\\\\\\\\'"

    # Test the /c print format.
}

proc test_integer_literals_rejected {} {
    global gdb_prompt

    test_print_reject "p 0x" 
    gdb_test "p ''" "Empty character constant"
    gdb_test "p '''" "Empty character constant"
    test_print_reject "p '\\'"

    # Note that this turns into "p '\\\'" at gdb's input.
    test_print_reject "p '\\\\\\'"

    # Test various decimal values.

    test_print_reject "p DEADBEEF"

    test_print_reject "p 123DEADBEEF"
    test_print_reject "p 123foobar.bazfoo3"
    test_print_reject "p 123EEEEEEEEEEEEEEEEE33333k333"
    gdb_test "p 123.4+56.7" "180.(099\[0-9]*|100\[0-9\]*)" "check for floating addition"

    # Test various octal values.

    test_print_reject "p 09" 
    test_print_reject "p 079" 

    # Test various hexadecimal values.

    test_print_reject "p 0xG" 
    test_print_reject "p 0xAG" 
}



# Start with a fresh gdb.

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir

gdb_test "print \$pc" "No registers\\."
# FIXME: should also test "print $pc" when there is an execfile but no
# remote debugging target, process or corefile.

gdb_test "set print sevenbit-strings" ""
gdb_test "set print address off" "" ""
gdb_test "set width 0" ""

if [set_lang_java] then {
    test_integer_literals_accepted
    test_character_literals_accepted
    test_integer_literals_rejected
} else {
    fail "Java print command tests suppressed"
}