exprs.exp

这个是LINUX下的GDB调度工具的源码

#   Copyright 1988, 1990, 1991, 1992, 1994, 1995, 1996, 1997, 1998, 2000,
#   2001, 2003 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  

# Please email any bugs, comments, and/or additions to this file to:
# [e-mail]

# This file was written by Rob Savoye. ([e-mail])

if $tracelevel {
    strace $tracelevel
}

#
# test running programs
#
set prms_id 0
set bug_id 0

set testfile "exprs"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}

if [get_compiler_info ${binfile}] {
    return -1;
}

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

#
# set it up at a breakpoint so we can play with the variable values
#

if ![runto_main] then {
    perror "couldn't run to breakpoint"
    continue
}

proc test_expr { args } {
    if { [llength $args] % 2 } {
	warning "an even # of arguments should be passed to test_expr"
    }
    set last_ent [expr [llength $args] - 1];
    set testname [lindex $args $last_ent];
    if [gdb_test [lindex $args 0] "" "$testname (setup)"] {
	gdb_suppress_tests;
    }
    for {set x 1} {$x < $last_ent} {set x [expr $x + 2]} {
	if [gdb_test [lindex $args $x] [lindex $args [expr $x + 1]] "$testname ([lindex $args $x])"] {
	    gdb_suppress_tests;
	}
    }
    gdb_stop_suppressing_tests;
}
#
# test expressions with "char" types
#
test_expr "set variable v_char=127" "print v_char == 0" "\\$\[0-9\]* = $false"  "print v_char == 127" "\\$\[0-9\]* = $true"  "print char =="
test_expr "set variable v_char=127" "print v_char != 0" "\\$\[0-9\]* = $true"  "print v_char != 127" "\\$\[0-9\]* = $false"  "print char !="
test_expr "set variable v_char=127" "print v_char < 0" "\\$\[0-9\]* = $false"  "print v_char < 127" "\\$\[0-9\]* = $false"  "print char <"
test_expr "set variable v_char=127" "print v_char > 0" "\\$\[0-9\]* = $true"  "print v_char > 127" "\\$\[0-9\]* = $false"  "print char >"
#
# test expressions with "signed char" types
#
test_expr "set variable v_signed_char=127" "print v_signed_char == 0" "\\$\[0-9\]* = $false"  "print v_signed_char == 127" "\\$\[0-9\]* = $true"  "print signed char =="
test_expr "set variable v_signed_char=127" "print v_signed_char != 0" "\\$\[0-9\]* = $true"  "print v_signed_char != 127" "\\$\[0-9\]* = $false"  "print signed char !="
test_expr "set variable v_signed_char=127" "print v_signed_char < 0" "\\$\[0-9\]* = $false"  "print v_signed_char < 127" "\\$\[0-9\]* = $false"  "print signed char <"
test_expr "set variable v_signed_char=127" "print v_signed_char > 0" "\\$\[0-9\]* = $true"  "print v_signed_char > 127" "\\$\[0-9\]* = $false"  "print signed char >"
# make char a minus
test_expr "set variable v_signed_char=-1" "print v_signed_char == 0" "\\$\[0-9\]* = $false"  "print v_signed_char == -1" "\\$\[0-9\]* = $true"  "print signed char == (minus)"
test_expr "set variable v_signed_char=-1" "print v_signed_char != 0" "\\$\[0-9\]* = $true"  "print v_signed_char != -1" "\\$\[0-9\]* = $false"  "print signed char != (minus)"
test_expr "set variable v_signed_char=-1" "print v_signed_char < 0" "\\$\[0-9\]* = $true"  "print v_signed_char < 127" "\\$\[0-9\]* = $true"  "print signed char < (minus)"
test_expr "set variable v_signed_char=-1" "print v_signed_char > 0" "\\$\[0-9\]* = $false"  "print v_signed_char > 127" "\\$\[0-9\]* = $false"  "print signed char > (minus)"
#
# test expressions with "unsigned char" types
#
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == 127" "\\$\[0-9\]* = $true"  "print unsigned char =="
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char != 127" "\\$\[0-9\]* = $false"  "print unsigned char !="
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char < 127" "\\$\[0-9\]* = $false"  "print unsigned char <"
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char > 127" "\\$\[0-9\]* = $false"  "print unsigned char >"
# make char a minus
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == ~0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == (unsigned char)~0" "\\$\[0-9\]* = $true" "print unsigned char == (~0)"
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char != (unsigned char)~0" "\\$\[0-9\]* = $false"  "print v_unsigned_char != ~0" "\\$\[0-9\]* = $true" "print unsigned char != (~0)"
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char < 127" "\\$\[0-9\]* = $false"  "print unsigned char < (~0)"
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char > 127" "\\$\[0-9\]* = $true"  "print unsigned char > (~0)"
#
# test expressions with "short" types
#
test_expr "set variable v_short=0x7FFF" "print v_short == 0" "\\$\[0-9\]* = $false"  "print v_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed short =="
test_expr "set variable v_short=0x7FFF" "print v_short != 0" "\\$\[0-9\]* = $true"  "print v_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short !="
test_expr "set variable v_short=0x7FFF" "print v_short < 0" "\\$\[0-9\]* = $false"  "print v_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short <"
test_expr "set variable v_short=0x7FFF" "print v_short > 0" "\\$\[0-9\]* = $true"  "print v_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short >"
# make short a minus
test_expr "set variable v_short=-1" "print v_short == 0" "\\$\[0-9\]* = $false"  "print v_short == -1" "\\$\[0-9\]* = $true"  "print signed short == (minus)"
test_expr "set variable v_short=-1" "print v_short != 0" "\\$\[0-9\]* = $true"  "print v_short != -1" "\\$\[0-9\]* = $false"  "print signed short != (minus)"
test_expr "set variable v_short=-1" "print v_short < 0" "\\$\[0-9\]* = $true"  "print v_short < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed short < (minus)"
test_expr "set variable v_short=-1" "print v_short > 0" "\\$\[0-9\]* = $false"  "print v_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short > (minus)"
#
# test expressions with "signed short" types
#
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short == 0" "\\$\[0-9\]* = $false"  "print v_signed_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed short =="
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short != 0" "\\$\[0-9\]* = $true"  "print v_signed_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short !="
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short < 0" "\\$\[0-9\]* = $false"  "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short <"
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short > 0" "\\$\[0-9\]* = $true"  "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short >"
# make short a minus
test_expr "set variable v_signed_short=-1" "print v_signed_short == 0" "\\$\[0-9\]* = $false"  "print v_signed_short == -1" "\\$\[0-9\]* = $true"  "print signed signed short == (minus)"
test_expr "set variable v_signed_short=-1" "print v_signed_short != 0" "\\$\[0-9\]* = $true"  "print v_signed_short != -1" "\\$\[0-9\]* = $false"  "print signed signed short != (minus)"
test_expr "set variable v_signed_short=-1" "print v_signed_short < 0" "\\$\[0-9\]* = $true"  "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed short < (minus)"