ptype.exp

这个是LINUX下的GDB调度工具的源码

#
#send "ptype v_int_array\n"
#gdb_expect {
#    -re "type = int .2..*$gdb_prompt $"	{ pass "ptype int array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype int array" }
#    timeout		{ fail "(timeout) ptype int array" }
#}
#
#
#send "ptype v_signed_int_array\n"
#gdb_expect {
#    -re "type = int .2..*$gdb_prompt $"	{ pass "ptype signed int array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed int array" }
#    timeout		{ fail "(timeout) ptype signed int array" }
#}
#
#
#send "ptype v_unsigned_int_array\n"
#gdb_expect {
#    -re "type = unsigned int .2..*$gdb_prompt $"	{ pass "ptype unsigned int array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned int array" }
#    timeout		{ fail "(timeout) ptype unsigned int array" }
#}
#
#
#send "ptype v_long_array\n"
#gdb_expect {
#    -re "type = (long|int|long int) .2..*$gdb_prompt $"	{ 
#	pass "ptype long array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype long array" }
#    timeout		{ fail "(timeout) ptype long array" }
#}
#
#
#send "ptype v_signed_long_array\n"
#gdb_expect {
#    -re "type = (long|int|long int) .2..*$gdb_prompt $"	{ 
#	pass "ptype signed long array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed long array" }
#    timeout		{ fail "(timeout) ptype signed long array" }
#}
#
#
#send "ptype v_unsigned_long_array\n"
#gdb_expect {
#    -re "type = unsigned long .2..*$gdb_prompt $"	{ pass "ptype unsigned long array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned long array" }
#    timeout		{ fail "(timeout) ptype unsigned long array" }
#}
#
#
#send "ptype v_float_array\n"
#gdb_expect {
#    -re "type = float .2..*$gdb_prompt $"	{ pass "ptype float array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype float array" }
#    timeout		{ fail "(timeout) ptype float array" }
#}
#
#
#send "ptype v_double_array\n"
#gdb_expect {
#    -re "type = double .2..*$gdb_prompt $"	{ pass "ptype double array" }
#    -re ".*$gdb_prompt $"	{ fail "ptype double array" }
#    timeout		{ fail "(timeout) ptype double array" }
#}
#

if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" "i*86-*-sysv4*" }
if {$hp_aCC_compiler} {setup_xfail "hppa*-*-*"}
gdb_test "ptype t_char_array" "type = (|unsigned )char \\\[0?\\\]"

#
##
## test ptype command with pointers
##
#setup_xfail "mips-idt-*" "mips-sgi-*"
#send "ptype v_char_pointer\n"
#gdb_expect {
#    -re "type = char \*.*$gdb_prompt $"	{ pass "ptype char pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype char pointer" }
#    timeout		{ fail "(timeout) ptype char pointer" }
#}
#
#
#setup_xfail "mips-*-*"
#send "ptype v_signed_char_pointer\n"
#gdb_expect {
#    -re "type = (|signed )char \*.*$gdb_prompt $"
#	{ pass "ptype signed char pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed char pointer" }
#    timeout		{ fail "(timeout) ptype signed char pointer" }
#}
#
#
#send "ptype v_unsigned_char_pointer\n"
#gdb_expect {
#    -re "type = unsigned char \*.*$gdb_prompt $"	{ pass "ptype unsigned char pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned char pointer" }
#    timeout		{ fail "(timeout) ptype unsigned char pointer" }
#}
#
#
#send "ptype v_short_pointer\n"
#gdb_expect {
#    -re "type = (short|short int) \*.*$gdb_prompt $"	{ pass "ptype short pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype short pointer" }
#    timeout		{ fail "(timeout) ptype short pointer" }
#}
#
#
#send "ptype v_signed_short_pointer\n"
#gdb_expect {
#    -re "type = short \*.*$gdb_prompt $"	{ pass "ptype signed short pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed short pointer" }
#    timeout		{ fail "(timeout) ptype signed short pointer" }
#}
#
#
#send "ptype v_unsigned_short_pointer\n"
#gdb_expect {
#    -re "type = unsigned short \*.*$gdb_prompt $"	{ pass "ptype unsigned short pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned short pointer" }
#    timeout		{ fail "(timeout) ptype unsigned short pointer" }
#}
#
#
#send "ptype v_int_pointer\n"
#gdb_expect {
#    -re "type = int \*.*$gdb_prompt $"	{ pass "ptype int pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype int pointer" }
#    timeout		{ fail "(timeout) ptype int pointer" }
#}
#
#
#send "ptype v_signed_int_pointer\n"
#gdb_expect {
#    -re "type = int \*.*$gdb_prompt $"	{ pass "ptype signed int pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed int pointer" }
#    timeout		{ fail "(timeout) ptype signed int pointer" }
#}
#
#
#send "ptype v_unsigned_int_pointer\n"
#gdb_expect {
#    -re "type = unsigned int \*.*$gdb_prompt $"	{ pass "ptype unsigned int pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned int pointer" }
#    timeout		{ fail "(timeout) ptype unsigned int pointer" }
#}
#
#
#send "ptype v_long_pointer\n"
#gdb_expect {
#    -re "type = long \*.*$gdb_prompt $"	{ pass "ptype long pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype long pointer" }
#    timeout		{ fail "(timeout) ptype long pointer" }
#}
#
#
#send "ptype v_signed_long_pointer\n"
#gdb_expect {
#    -re "type = long \*.*$gdb_prompt $"	{ pass "ptype signed long pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype signed long pointer" }
#    timeout		{ fail "(timeout) ptype signed long pointer" }
#}
#
#
#send "ptype v_unsigned_long_pointer\n"
#gdb_expect {
#    -re "type = unsigned long \*.*$gdb_prompt $"	{ pass "ptype unsigned long pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype unsigned long pointer" }
#    timeout		{ fail "(timeout) ptype unsigned long pointer" }
#}
#
#
#send "ptype v_float_pointer\n"
#gdb_expect {
#    -re "type = float \*.*$gdb_prompt $"	{ pass "ptype float pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype float pointer" }
#    timeout		{ fail "(timeout) ptype float pointer" }
#}
#
#
#send "ptype v_double_pointer\n"
#gdb_expect {
#    -re "type = double \*.*$gdb_prompt $"	{ pass "ptype double pointer" }
#    -re ".*$gdb_prompt $"	{ fail "ptype double pointer" }
#    timeout		{ fail "(timeout) ptype double pointer" }
#}

#
# test ptype command with nested structure and union
#
if {$hp_aCC_compiler} {
    set outer "outer_struct::"
    set struct ""
    set union ""
} else {
    set outer ""
    set struct "struct"
    set union "union"
}
gdb_test "ptype struct outer_struct" "type = struct outer_struct \{.*\[\r\n\]+\
.*int outer_int;.*\[\r\n\]+\
.*(struct|) ${outer}inner_struct inner_struct_instance;.*\[\r\n\]+\
.*(union|) ${outer}inner_union inner_union_instance;.*\[\r\n\]+\
.*(long|long int|int) outer_long;.*\[\r\n\]\}.*" "ptype outer structure" 

gdb_test "ptype ${struct} ${outer}inner_struct" "type = struct ${outer}inner_struct \{.*\[\r\n\]    int inner_int;.*\[\r\n\]    (long|long int|int) inner_long;.*\[\r\n\]\}.*" "ptype inner structure" 

gdb_test "ptype ${union} ${outer}inner_union" "type = union ${outer}inner_union \{.*\[\r\n\]    int inner_union_int;.*\[\r\n\]    (long|long int|int) inner_union_long;.*\[\r\n\]\}.*" "ptype inner union" 

gdb_test "ptype nested_su" "type = struct outer_struct \{.*\[\r\n\]    int outer_int;.*\[\r\n\]    (struct |)${outer}inner_struct inner_struct_instance;.*\[\r\n\]    (union |)${outer}inner_union inner_union_instance;.*\[\r\n\]    (long|long int|int) outer_long;.*\[\r\n\]\}.*" "ptype nested structure" 

gdb_test "ptype nested_su.outer_int" "type = int.*" "ptype outer int" 

gdb_test "ptype nested_su.inner_struct_instance" "type = struct ${outer}inner_struct \{.*\[\r\n\]    int inner_int;.*\[\r\n\]    (long|long int|int) inner_long;.*\[\r\n\]\}.*" "ptype nested structure #2" 

gdb_test "ptype nested_su.inner_struct_instance.inner_int" "type = int.*" "ptype inner int" 

gdb_test "ptype nested_su.inner_union_instance" "type = union ${outer}inner_union \{.*\[\r\n\]    int inner_union_int;.*\[\r\n\]    (long|long int|int) inner_union_long;.*\[\r\n\]\}.*" "ptype nested union" 


get_debug_format

# Print the type of the identifier ID, and check the response:
# - Expect to see PROTOTYPED as the type.  PROTOTYPED is not a regular
#   expression; it's a literal string.
# - If we instead see the unprototyped type PLAIN, and we're using STABS
#   generated by GCC, that's an xfail; as of 9 Feb 2002, GCC never emits
#   prototyped function types in STABS.  Like PROTOTYPED, PLAIN is a
#   literal string, not a regular expression.
# - Otherwise, it's a failure.
proc ptype_maybe_prototyped { id prototyped plain } {
    global gdb_prompt
    global gcc_compiled

    # Turn `prototyped' and `plain', which are literal strings, into
    # regular expressions by quoting any special characters they contain.
    regsub -all "\[\]\[*()\]" $prototyped "\\\\&" prototyped
    regsub -all "\[\]\[*()\]" $plain "\\\\&" plain

    send_gdb "ptype $id\n"
    gdb_expect {
        -re "type = $prototyped\[\r\n\]+$gdb_prompt $" {
            pass "ptype $id"
        }
        -re "type = $plain\[\r\n\]+$gdb_prompt $" {
            if {$gcc_compiled} { setup_xfail_format "stabs" }
            fail "ptype $id (compiler doesn't emit prototyped types)"
        }
        -re "$gdb_prompt $" {
            fail "ptype $id"
        }
        timeout {
            fail "ptype $id (timeout)"
        }
    }
}

ptype_maybe_prototyped "func_type" "int (*)(int (*)(int, float), float)" \
                                   "int (*)()"
ptype_maybe_prototyped "old_fptr" "double (*)()" "double (*)()"
ptype_maybe_prototyped "new_fptr" "double (*)(void)" "double (*)()"
ptype_maybe_prototyped "fptr" "int (*)(int, float)" "int (*)()"
ptype_maybe_prototyped "fptr2" "int *(*)(int (*)(int, float), float)" \
                               "int *(*)()"
ptype_maybe_prototyped "xptr" "int (*)(int (*)(), int (*)(void), int)" \
                              "int (*)()"
ptype_maybe_prototyped "ffptr" "int (*(*)(char))(short int)" \
                               "int (*(*)())()"
ptype_maybe_prototyped "fffptr" "int (*(*(*)(char))(short int))(long int)" \
                                "int (*(*(*)())())()"

# Test printing type of string constants and array constants, but
# requires a running process.  These call malloc, and can take a long
# time to execute over a slow serial link, so increase the timeout.

# UDI can't do this (PR 2416).  XFAIL is not suitable, because attempting
# the operation causes a slow painful death rather than a nice simple failure.

if [runto_main] then {

  if [target_info exists gdb,cannot_call_functions] {
    setup_xfail "*-*-*" 2416
    fail "This target can not call functions"
    continue
  }

  # We need to up this because this can be really slow on some boards.
  # (malloc() is called as part of the test).
  set timeout 60;

  gdb_test "ptype \"abc\""	"type = char \\\[4\\\]"
  gdb_test "ptype {'a','b','c'}"	"type = char \\\[3\\\]"
  gdb_test "ptype {0,1,2}"		"type = int \\\[3\\\]"
  gdb_test "ptype {(long)0,(long)1,(long)2}"	  "type = long \\\[3\\\]"
  gdb_test "ptype {(float)0,(float)1,(float)2}" "type = float \\\[3\\\]"
  gdb_test "ptype {{0,1,2},{3,4,5}}"	"type = int \\\[2\\\]\\\[3\\\]"
  gdb_test "ptype {4,5,6}\[2\]"	"type = int"
  gdb_test "ptype *&{4,5,6}\[1\]"	"type = int"
}