ptype.exp

这个是LINUX下的GDB调度工具的源码

# Copyright 1988, 1990, 1991, 1992, 1994, 1995, 1996, 1997, 1999,
# 2000, 2002, 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 then {
	strace $tracelevel
	}

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

set testfile "ptype"
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."
}

# Create and source the file that provides information about the compiler
# used to compile the test case.
if [get_compiler_info ${binfile}] {
    return -1;
}

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

# Test ptype of unnamed enumeration members before any action causes
# the partial symbol table to be expanded to full symbols.  This fails
# with stabs compilers which fail to use a nameless stab (such as
# pre-2.4.5 versions of gcc and most non-gcc compilers).

send_gdb "ptype red1\n"
gdb_expect {
    -re "type = enum primary1_tag \{red1, green1, blue1\}.*$gdb_prompt $"\
	{
	    # The workaround is in effect.  As this is a compiler, not GDB,
	    # bug, we'll make it a PASS but perhaps it should be an XFAIL.
	    pass "ptype unnamed enumeration member (worked around)"
	}
    -re "type = enum \{red1, green1, blue1\}.*$gdb_prompt $"\
			{ pass "ptype unnamed enumeration member" }
    -re ".*$gdb_prompt $"	{ fail "ptype unnamed enumeration member" }
    timeout		{ fail "(timeout) ptype unnamed enumeration member" }
}

#
# test ptype command with structures
#
# Here and elsewhere, we accept
# "long", "long int", or "int" for long variables (whatis.exp already
# has an XFAIL for "int" (Sun cc bug), so no need to fail it here).
gdb_test "ptype struct t_struct" "type = struct t_struct \{.*\[\r\n\]    (unsigned |)char v_char_member;.*\[\r\n\]    (short|short int) v_short_member;.*\[\r\n\]    int v_int_member;.*\[\r\n\]    (long|long int|int) v_long_member;.*\[\r\n\]    float v_float_member;.*\[\r\n\]    double v_double_member;.*\[\r\n\]\}.*" "ptype structure" 


# Test the equivalence between '.' and '->' for struct member references.

if [gdb_test "ptype v_struct1.v_float_member"	"type = float"]<0 then {
    return -1
}
if [gdb_test "ptype v_struct1->v_float_member"	"type = float"]<0 then {
    return -1
}
if [gdb_test "ptype v_t_struct_p.v_float_member"	"type = float"]<0 then {
    return -1
}
if [gdb_test "ptype v_t_struct_p->v_float_member"	"type = float"]<0 then {
    return -1
}


# IBM's xlc puts out bogus stabs--the stuff field is type 42,
# which isn't defined.

gdb_test "ptype struct link" "type = struct link \{\[\r\n\]+\[ \t\]+struct link \\*next;\[\r\n\]+\[ \t\]+struct link \\*\\(\\*linkfunc\\)\\((struct link \\*, int|void|)\\);\[\r\n\]+\[ \t\]+struct t_struct stuff.1..2..3.;\[\r\n\]+\}.*" "ptype linked list structure" 

#
# test ptype command with unions
#
gdb_test "ptype union t_union" "type = union t_union \{.*\[\r\n\]    (unsigned |)char v_char_member;.*\[\r\n\]    (short|short int) v_short_member;.*\[\r\n\]    int v_int_member;.*\[\r\n\]    (long|long int|int) v_long_member;.*\[\r\n\]    float v_float_member;.*\[\r\n\]    double v_double_member;.*\[\r\n\]\}.*" "ptype union" 

# IBM's xlc puts out bogus stabs--the stuff field is type 42,
# which isn't defined.
gdb_test "ptype union tu_link" "type = union tu_link \{\[\r\n\]+\[ \t\]+struct link \\*next;\[\r\n\]+\[ \t\]+struct link \\*\\(\\*linkfunc\\)\\((struct link \\*, int|void|)\\);\[\r\n\]+\[ \t\]+struct t_struct stuff.1..2..3.;\[\r\n\]+\}.*" "ptype linked list union" 

#
# test ptype command with enums
#

gdb_test "ptype primary" "type = enum .red, green, blue.*" "ptype unnamed enumeration" 

gdb_test "ptype enum colors" "type = enum colors \{yellow, purple, pink\}.*" "ptype named enumeration" 


#
# test ptype command with enums as typedef
#
gdb_test "ptype boolean" "type = enum (boolean |)\{FALSE, TRUE\}.*" "ptype unnamed typedef'd enumeration" 

# And check that whatis shows the name, not "enum {...}".
# This probably fails for all DWARF 1 cases, so assume so for now. -fnf
# The problem with xlc is that the stabs look like
#   :t51=eFALSE:0,TRUE:1,;
#   boolean:t55=51
#   v_boolean:G51
# GDB's behavior is correct; the type which the variable is defined
# as (51) doesn't have a name.  Only 55 has a name.

if {!$gcc_compiled && !$hp_aCC_compiler} {
    setup_xfail "rs6000-*-*" "i*86-*-sysv4*"
    setup_xfail "hppa*-*-*" CLLbs14773
}

# For get_debug_format to do its job, we need to have a current source file.
gdb_test "list main" ""
get_debug_format
gdb_test "whatis v_boolean" "type = (enum |)boolean" \
  "whatis unnamed typedef'd enum (compiler bug in IBM's xlc)"

# Same thing with struct and union.
gdb_test "ptype t_struct3" "type = struct (t_struct3 |)\{.*
 *double v_double_member;.*
 *int v_int_member;.*\}" "printing typedef'd struct"

gdb_test "ptype t_union3" "type = union (t_union3 |)\{.*
 *double v_double_member;.*
 *int v_int_member;.*\}" "printing typedef'd union"

gdb_test "ptype enum bvals" "type = enum bvals \{my_false, my_true\}.*" "ptype named typedef'd enumf'd enum"

#
# test ptype command with out-of-order enum values
#
gdb_test "ptype enum misordered" "type = enum misordered \{two = 2, one = 1, zero = 0, three = 3\}.*" "ptype misordered enumeration" 

#
# test ptype command with a named enum's value
#
gdb_test "ptype three" "type = enum misordered \{two = 2, one = 1, zero = 0, three = 3\}.*" "ptype named enumeration member" 

gdb_test "ptype red" "type = enum \{red, green, blue\}.*" "ptype unnamed enumeration member #2" 

#
# test ptype command with basic C types
#
# I've commented most of this out because it duplicates tests in whatis.exp.
# I've just left in a token test or 2 which is designed to test that ptype 
# acts like whatis for basic types.  If it is thought to be necessary to
# test both whatis and ptype for all the types, the tests should be
# merged into whatis.exp, or else maintenance will be a royal pain -kingdon
#setup_xfail "mips-idt-*" "mips-sgi-*"
#send "ptype v_char\n"
#gdb_expect {
#    -re "type = char.*$gdb_prompt $"	{ pass "ptype char" }
#    -re ".*$gdb_prompt $"	{ fail "ptype char" }
#    timeout		{ fail "(timeout) ptype char" }
#}
#
#
#setup_xfail "mips-*-*"
#send "ptype v_signed_char\n"
#gdb_expect {
#    -re "type = signed char.*$gdb_prompt $"	{ pass "ptype signed char" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed char" }
#    timeout		{ fail "(timeout) ptype signed char" }
#}
#
#
#send "ptype v_unsigned_char\n"
#gdb_expect {
#    -re "type = unsigned char.*$gdb_prompt $"	{ pass "ptype unsigned char" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned char" }
#    timeout		{ fail "(timeout) ptype unsigned char" }
#}

gdb_test "ptype v_short" "type = short(| int).*" "ptype short" 

#send "ptype v_signed_short\n"
#gdb_expect {
#    -re "type = short.*$gdb_prompt $"	{ pass "ptype signed short" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed short" }
#    timeout		{ fail "(timeout) ptype signed short" }
#}
#
#
#send "ptype v_unsigned_short\n"
#gdb_expect {
#    -re "type = unsigned short.*$gdb_prompt $"	{ pass "ptype unsigned short" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned short" }
#    timeout		{ fail "(timeout) ptype unsigned short" }
#}


gdb_test "ptype v_int" "type = int.*" "ptype int" 

#send "ptype v_signed_int\n"
#gdb_expect {
#    -re "type = int.*$gdb_prompt $"	{ pass "ptype signed int" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed int" }
#    timeout		{ fail "(timeout) ptype signed int" }
#}
#
#
#send "ptype v_unsigned_int\n"
#gdb_expect {
#    -re "type = unsigned int.*$gdb_prompt $"	{ pass "ptype unsigned int" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned int" }
#    timeout		{ fail "(timeout) ptype unsigned int" }
#}
#
#
#send "ptype v_long\n"
#gdb_expect {
#    -re "type = long.*$gdb_prompt $"	{ pass "ptype long" }
#    -re ".*$gdb_prompt $"	{ fail "ptype long" }
#    timeout		{ fail "(timeout) ptype long" }
#}
#
#
#send "ptype v_signed_long\n"
#gdb_expect {
#    -re "type = long.*$gdb_prompt $"	{ pass "ptype signed long" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed long" }
#    timeout		{ fail "(timeout) ptype signed long" }
#}
#
#
#send "ptype v_unsigned_long\n"
#gdb_expect {
#    -re "type = unsigned long.*$gdb_prompt $"	{ pass "ptype unsigned long" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned long" }
#    timeout		{ fail "(timeout) ptype unsigned long" }
#}
#
#
#send "ptype v_float\n"
#gdb_expect {
#    -re "type = float.*$gdb_prompt $"	{ pass "ptype float" }
#    -re ".*$gdb_prompt $"	{ fail "ptype float" }
#    timeout		{ fail "(timeout) ptype float" }
#}
#
#
#send "ptype v_double\n"
#gdb_expect {
#    -re "type = double.*$gdb_prompt $"	{ pass "ptype double" }
#    -re ".*$gdb_prompt $"	{ fail "ptype double" }
#    timeout		{ fail "(timeout) ptype double" }
#}


#
# test ptype command with arrays
#
#setup_xfail "mips-idt-*" "mips-sgi-*"
#send "ptype v_char_array\n"
#gdb_expect {
#    -re "type = char .2..*$gdb_prompt $"	{ pass "ptype char array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype char array" }
#    timeout		{ fail "(timeout) ptype char array" }
#}
#
#
#setup_xfail "mips-*-*"
#send "ptype v_signed_char_array\n"
#gdb_expect {
#    -re "type = (|signed )char .2..*$gdb_prompt $"	{ pass "ptype signed char array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed char array" }
#    timeout		{ fail "(timeout) ptype signed char array" }
#}
#
#
#send "ptype v_unsigned_char_array\n"
#gdb_expect {
#    -re "type = unsigned char .2..*$gdb_prompt $"	{ pass "ptype unsigned char array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned char array" }
#    timeout		{ fail "(timeout) ptype unsigned char array" }
#}
#
#