dumper.py 50.2 KB
Newer Older
1
from __future__ import with_statement
hjk's avatar
hjk committed
2
3
4

import sys
import gdb
5
import base64
6
import __builtin__
7
import os
8

9
10
11
12
13
14
15

# Fails on Windows.
try:
    import curses.ascii
    def printableChar(ucs):
        return select(curses.ascii.isprint(ucs), ucs, '?')
except:
16
17
18
19
    def printableChar(ucs):
        if ucs >= 32 and ucs <= 126:
            return ucs
        return '?'
hjk's avatar
hjk committed
20

21
# Fails on SimulatorQt.
22
tempFileCounter = 0
23
24
try:
    import tempfile
25
26
27
#   Test if 2.6 is used (Windows), trigger exception and default
#   to 2nd version.
    tempfile.NamedTemporaryFile(prefix="gdbpy_",delete=True)
28
    def createTempFile():
29
        file = tempfile.NamedTemporaryFile(prefix="gdbpy_",delete=False)
30
        file.close()
31
        return file.name, file
32

33
34
except:
    def createTempFile():
35
36
37
38
        global tempFileCounter
        tempFileCounter += 1
        fileName = "%s/gdbpy_tmp_%d_%d" % (tempfile.gettempdir(), os.getpid(), tempFileCounter)
        return fileName, None
39

40
41
42
43
def removeTempFile(name, file):
    try:
        os.remove(name)
    except:
44
        pass
45

hjk's avatar
hjk committed
46
47
48
verbosity = 0
verbosity = 1

49
50
51
52
53
# Some "Enums"

# Encodings

Unencoded8Bit, \
54
55
56
57
58
59
60
61
62
63
64
65
Base64Encoded8BitWithQuotes, \
Base64Encoded16BitWithQuotes, \
Base64Encoded32BitWithQuotes, \
Base64Encoded16Bit, \
Base64Encoded8Bit, \
Hex2EncodedLatin1, \
Hex4EncodedLittleEndian, \
Hex8EncodedLittleEndian, \
Hex2EncodedUtf8, \
Hex8EncodedBigEndian, \
Hex4EncodedBigEndian \
    = range(12)
66
67

# Display modes
68
69
70
71
72
73
StopDisplay, \
DisplayImage1, \
DisplayString, \
DisplayImage, \
DisplayProcess \
    = range(5)
74
75


76
77
78
79
80
def select(condition, if_expr, else_expr):
    if condition:
        return if_expr
    return else_expr

81
82
83
84
85
def qmin(n, m):
    if n < m:
        return n
    return m

hjk's avatar
hjk committed
86
def isGoodGdb():
87
88
    #return gdb.VERSION.startswith("6.8.50.2009") \
    #   and gdb.VERSION != "6.8.50.20090630-cvs"
89
    return 'parse_and_eval' in __builtin__.dir(gdb)
hjk's avatar
hjk committed
90

91
92
93
94
95
96
97
98
99
100
typeCache = {}

def lookupType(typestring):
    type = typeCache.get(typestring)
    #warn("LOOKUP: %s -> %s" % (typestring, type))
    if type is None:
        type = gdb.lookup_type(typestring)
        typeCache[typestring] = type
    return type

101
def cleanAddress(addr):
102
103
    if addr is None:
        return "<no address>"
104
105
    # We cannot use str(addr) as it yields rubbish for char pointers
    # that might trigger Unicode encoding errors.
106
    return addr.cast(lookupType("void").pointer())
107

hjk's avatar
hjk committed
108
109
110
111
# Workaround for gdb < 7.1
def numericTemplateArgument(type, position):
    try:
        return int(type.template_argument(position))
112
    except RuntimeError, error:
hjk's avatar
hjk committed
113
114
115
116
        # ": No type named 30."
        msg = str(error)
        return int(msg[14:-1])

117
def parseAndEvaluate(exp):
hjk's avatar
hjk committed
118
    if isGoodGdb():
119
120
121
122
        return gdb.parse_and_eval(exp)
    # Work around non-existing gdb.parse_and_eval as in released 7.0
    gdb.execute("set logging redirect on")
    gdb.execute("set logging on")
123
124
125
126
    try:
        gdb.execute("print %s" % exp)
    except:
        gdb.execute("set logging off")
127
        gdb.execute("set logging redirect off")
128
        return None
129
    gdb.execute("set logging off")
130
    gdb.execute("set logging redirect off")
131
132
    return gdb.history(0)

133

134
def catchCliOutput(command):
135
    filename, file = createTempFile()
136
137
138
139
140
141
142
143
    gdb.execute("set logging off")
    gdb.execute("set logging redirect off")
    gdb.execute("set logging file %s" % filename)
    gdb.execute("set logging redirect on")
    gdb.execute("set logging on")
    gdb.execute(command)
    gdb.execute("set logging off")
    gdb.execute("set logging redirect off")
144
    temp = open(filename, "r")
145
    lines = []
146
    for line in temp:
147
        lines.append(line)
148
149
    temp.close()
    removeTempFile(filename, file)
150
151
152
    return lines


153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
def showException(msg, exType, exValue, exTraceback):
    warn("**** CAUGHT EXCEPTION: %s ****" % msg)
    try:
        import traceback
        for line in traceback.format_exception(exType, exValue, exTraceback):
            warn("%s" % line)
    except:
        pass


class OutputSafer:
    def __init__(self, d, pre = "", post = ""):
        self.d = d
        self.pre = pre
        self.post = post

    def __enter__(self):
        self.d.put(self.pre)
        self.savedOutput = self.d.output
        self.d.output = ""

    def __exit__(self, exType, exValue, exTraceBack):
        self.d.put(self.post)
        if self.d.passExceptions and not exType is None:
            showException("OUTPUTSAFER", exType, exValue, exTraceBack)
            self.d.output = self.savedOutput
        else:
            self.d.output = self.savedOutput + self.d.output
        return False


class SubItem:
    def __init__(self, d):
        self.d = d

    def __enter__(self):
        self.d.put('{')
        self.savedValue = self.d.currentValue
        self.savedValuePriority = self.d.currentValuePriority
        self.savedValueEncoding = self.d.currentValueEncoding
        self.savedType = self.d.currentType
        self.savedTypePriority = self.d.currentTypePriority
hjk's avatar
hjk committed
195
        self.d.currentValue = "<not accessible>"
196
        self.d.currentValuePriority = -100
197
198
        self.d.currentValueEncoding = None
        self.d.currentType = ""
199
        self.d.currentTypePriority = -100
200
201
202
203
204
205

    def __exit__(self, exType, exValue, exTraceBack):
        #warn(" CURRENT VALUE: %s %s %s" % (self.d.currentValue,
        #    self.d.currentValueEncoding, self.d.currentValuePriority))
        if self.d.passExceptions and not exType is None:
            showException("SUBITEM", exType, exValue, exTraceBack)
206
207
208
209
210
211
212
213
214
215
216
217
        try:
            #warn("TYPE CURRENT: %s" % self.d.currentType)
            type = stripClassTag(str(self.d.currentType))
            #warn("TYPE: '%s'  DEFAULT: '%s'" % (type, self.d.currentChildType))
            if len(type) > 0 and type != self.d.currentChildType:
                self.d.put('type="%s",' % type) # str(type.unqualified()) ?
            if not self.d.currentValueEncoding is None:
                self.d.putField("valueencoded", self.d.currentValueEncoding)
            if not self.d.currentValue is None:
                self.d.putField("value", self.d.currentValue)
        except:
            pass
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
        self.d.put('},')
        self.d.currentValue = self.savedValue
        self.d.currentValuePriority = self.savedValuePriority
        self.d.currentValueEncoding = self.savedValueEncoding
        self.d.currentType = self.savedType
        self.d.currentTypePriority = self.savedTypePriority
        return True


class Children:
    def __init__(self, d, numChild = 1, childType = None, childNumChild = None):
        self.d = d
        self.numChild = numChild
        self.childType = childType
        self.childNumChild = childNumChild
        #warn("CHILDREN: %s %s %s" % (numChild, childType, childNumChild))

    def __enter__(self):
        childType = ""
        childNumChild = -1
        if type(self.numChild) is list:
            numChild = self.numChild[0]
            maxNumChild = self.numChild[1]
        else:
            numChild = self.numChild
            maxNumChild = self.numChild
        if numChild == 0:
            self.childType = None
        if not self.childType is None:
            childType = stripClassTag(str(self.childType))
            self.d.put('childtype="%s",' % childType)
            if isSimpleType(self.childType) or isStringType(self.d, self.childType):
                self.d.put('childnumchild="0",')
                childNumChild = 0
            elif self.childType.code == gdb.TYPE_CODE_PTR:
                self.d.put('childnumchild="1",')
                childNumChild = 1
        if not self.childNumChild is None:
            self.d.put('childnumchild="%s",' % self.childNumChild)
            childNumChild = self.childNumChild
        self.savedChildType = self.d.currentChildType
        self.savedChildNumChild = self.d.currentChildNumChild
        self.savedNumChilds = self.d.currentNumChilds
        self.savedMaxNumChilds = self.d.currentNumChilds
        self.d.currentChildType = childType
        self.d.currentChildNumChild = childNumChild
        self.d.currentNumChilds = numChild
        self.d.currentMaxNumChilds = maxNumChild
        self.d.put("children=[")

    def __exit__(self, exType, exValue, exTraceBack):
        if self.d.passExceptions and not exType is None:
            showException("CHILDREN", exType, exValue, exTraceBack)
        if self.d.currentMaxNumChilds < self.d.currentNumChilds:
            self.d.putEllipsis();
        self.d.currentChildType = self.savedChildType
        self.d.currentChildNumChild = self.savedChildNumChild
        self.d.currentNumChilds = self.savedNumChilds
        self.d.currentMaxNumChilds = self.savedMaxNumChilds
        self.d.put('],')
        return True


281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
class Breakpoint:
    def __init__(self):
        self.number = None
        self.filename = None
        self.linenumber = None
        self.address = []
        self.function = None
        self.fullname = None
        self.condition = None
        self.times = None

def listOfBreakpoints(d):
    # [bkpt={number="1",type="breakpoint",disp="keep",enabled="y",
    #addr="0x0804da6d",func="testHidden()",file="../app.cpp",
    #fullname="...",line="1292",times="1",original-location="\"app.cpp\":1292"},
    # Num     Type           Disp Enb Address    What\n"
    #1       breakpoint     keep y   0x0804da6d in testHidden() at app.cpp:1292
    #\tbreakpoint already hit 1 time
    #2       breakpoint     keep y   0x080564d3 in espace::..doit(int) at ../app.cpp:1210\n"
    #3       breakpoint     keep y   <PENDING>  \"plugin.cpp\":38\n"
    #4       breakpoint     keep y   <MULTIPLE> \n"
    #4.1                         y     0x08056673 in Foo at ../app.cpp:126\n"
    #4.2                         y     0x0805678b in Foo at ../app.cpp:126\n"
    #5       hw watchpoint  keep y              &main\n"
305
    #6       breakpoint     keep y   0xb6cf18e5 <__cxa_throw+5>\n"
306
    lines = catchCliOutput("info break")
307
308
309
310

    lines.reverse()
    bp = Breakpoint()
    for line in lines:
311
312
        if len(line) == 0 or line.startswith(" "):
            continue
313
314
315
316
317
318
319
320
321
322
        if line[0] < '0' or line[0] > '9':
            continue
        if line.startswith("\tstop only if "):
            bp.condition = line[14:]
            continue
        if line.startswith("\tbreakpoint already hit "):
            bp.times = line[24:]
            continue
        number = line[0:5]
        pos0x = line.find(" 0x")
323
        posin = line.find(" in ", pos0x)
324
        poslt = line.find(" <", pos0x)
325
        posat = line.find(" at ", posin)
326
        poscol = line.find(":", posat)
327
328
329
330
331
332
        if pos0x != -1:
            if pos0x < posin:
                bp.address.append(line[pos0x + 1 : posin])
            elif pos0x < poslt:
                bp.address.append(line[pos0x + 1 : poslt])
                bp.function = line[poslt + 2 : line.find('>', poslt)]
333
334
335
        # Take "no address" as indication that the bp is pending.
        #if line.find("<PENDING>") >= 0:
        #    bp.address.append("<PENDING>")
336
337
338
339
340
341
342
343
344
345
346
347
        if posin < posat and posin != -1:
            bp.function = line[posin + 4 : posat]
        if posat < poscol and poscol != -1:
            bp.filename = line[posat + 4 : poscol]
        if poscol != -1:
            bp.linenumber = line[poscol + 1 : -1]

        if '.' in number: # Part of multiple breakpoint.
            continue

        # A breakpoint of its own
        bp.number = int(number)
hjk's avatar
hjk committed
348
349
350
351
        d.put('bkpt={number="%s",' % bp.number)
        d.put('type="breakpoint",')
        d.put('disp="keep",')
        d.put('enabled="y",')
352
        for address in bp.address:
hjk's avatar
hjk committed
353
            d.put('addr="%s",' % address)
354
        if not bp.function is None:
hjk's avatar
hjk committed
355
            d.put('func="%s",' % bp.function)
356
        if not bp.filename is None:
hjk's avatar
hjk committed
357
            d.put('file="%s",' % bp.filename)
358
        if not bp.fullname is None:
hjk's avatar
hjk committed
359
            d.put('fullname="%s",' % bp.fullname)
360
        if not bp.linenumber is None:
hjk's avatar
hjk committed
361
            d.put('line="%s",' % bp.linenumber)
362
        if not bp.condition is None:
hjk's avatar
hjk committed
363
            d.put('cond="%s",' % bp.condition)
364
        if not bp.fullname is None:
hjk's avatar
hjk committed
365
            d.put('fullname="%s",' % bt.fullname)
366
        if not bp.times is None:
hjk's avatar
hjk committed
367
            d.put('times="1",' % bp.times)
368
        #d.put('original-location="-"')
hjk's avatar
hjk committed
369
        d.put('},')
370
371
372
        bp = Breakpoint()


373
374
375
376
377
378
379
380
381
382
383
# Creates a list of field names of an anon union or struct
def listOfFields(type):
    fields = []
    for field in type.fields():
        if len(field.name) > 0:
            fields += field.name
        else:
            fields += listOfFields(field.type)
    return fields


384
def listOfLocals(varList):
385
386
387
388
    try:
        frame = gdb.selected_frame()
        #warn("FRAME %s: " % frame)
    except RuntimeError:
389
        warn("FRAME NOT ACCESSIBLE")
hjk's avatar
hjk committed
390
        return []
391

392
    # gdb-6.8-symbianelf fails here
393
    hasBlock = 'block' in __builtin__.dir(frame)
394

395
    items = []
396
397
    #warn("HAS BLOCK: %s" % hasBlock);
    #warn("IS GOOD GDB: %s" % isGoodGdb());
398
    if hasBlock and isGoodGdb():
399
        #warn("IS GOOD: %s " % varList)
400
401
402
403
404
405
406
        try:
            block = frame.block()
            #warn("BLOCK: %s " % block)
        except:
            warn("BLOCK NOT ACCESSIBLE")
            return items

407
408
409
410
411
412
        while True:
            if block is None:
                warn("UNEXPECTED 'None' BLOCK")
                break
            for symbol in block:
                name = symbol.print_name
413

414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
                if name == "__in_chrg":
                    continue

                # "NotImplementedError: Symbol type not yet supported in
                # Python scripts."
                #warn("SYMBOL %s: " % symbol.value)
                #warn("SYMBOL %s  (%s): " % (symbol, name))
                item = Item(0, "local", name, name)
                try:
                    item.value = frame.read_var(name)  # this is a gdb value
                except RuntimeError:
                    # happens for  void foo() { std::string s; std::wstring w; }
                    #warn("  FRAME READ VAR ERROR: %s (%s): " % (symbol, name))
                    continue
                #warn("ITEM %s: " % item.value)
                items.append(item)
            # The outermost block in a function has the function member
            # FIXME: check whether this is guaranteed.
            if not block.function is None:
                break

            block = block.superblock
    else:
hjk's avatar
hjk committed
437
        # Assuming gdb 7.0 release or 6.8-symbianelf.
438
        filename, file = createTempFile()
439
        #warn("VARLIST: %s " % varList)
440
        #warn("FILENAME: %s " % filename)
hjk's avatar
hjk committed
441
442
        gdb.execute("set logging off")
        gdb.execute("set logging redirect off")
443
444
445
        gdb.execute("set logging file %s" % filename)
        gdb.execute("set logging redirect on")
        gdb.execute("set logging on")
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
        try:
            gdb.execute("info args")
            # We cannot use "info locals" as at least 6.8-symbianelf
            # aborts as soon as we hit unreadable memory.
            # gdb.execute("interpreter mi '-stack-list-locals 0'")
            # results in &"Recursive internal problem.\n", so we have
            # the frontend pass us the list of locals.

            # There are two cases, either varList is empty, so we have
            # to fetch the list here, or it is not empty with the
            # first entry being a dummy.
            if len(varList) == 0:
                gdb.execute("info locals")
            else:
                varList = varList[1:]
        except:
            pass
463
464
        gdb.execute("set logging off")
        gdb.execute("set logging redirect off")
465

466
467
468
469
470
471
472
473
474
475
476
477
478
        try:
            temp = open(filename, "r")
            for line in temp:
                if len(line) == 0 or line.startswith(" "):
                    continue
                # The function parameters
                pos = line.find(" = ")
                if pos < 0:
                    continue
                varList.append(line[0:pos])
            temp.close()
        except:
            pass
479
        removeTempFile(filename, file)
480
481
482
        #warn("VARLIST: %s " % varList)
        for name in varList:
            #warn("NAME %s " % name)
483
484
485
486
            item = Item(0, "local", name, name)
            try:
                item.value = frame.read_var(name)  # this is a gdb value
            except RuntimeError:
487
488
                pass
                #continue
489
490
491
492
493
            except:
                # Something breaking the list, like intermediate gdb warnings
                # like 'Warning: can't find linker symbol for virtual table for
                # `std::less<char const*>' value\n\nwarning:  found
                # `myns::QHashData::shared_null' instead [...]
494
                # that break subsequent parsing. Chicken out and take the
495
496
                # next "usable" line.
                continue
497
498
499
500
501
            items.append(item)

    return items


502
def value(expr):
503
    value = parseAndEvaluate(expr)
504
505
506
507
508
    try:
        return int(value)
    except:
        return str(value)

509

hjk's avatar
hjk committed
510
def isSimpleType(typeobj):
511
512
    if typeobj.code == gdb.TYPE_CODE_PTR:
        return False
hjk's avatar
hjk committed
513
514
515
516
517
518
519
520
    type = str(typeobj)
    return type == "bool" \
        or type == "char" \
        or type == "double" \
        or type == "float" \
        or type == "int" \
        or type == "long" or type.startswith("long ") \
        or type == "short" or type.startswith("short ") \
521
        or type == "signed" or type.startswith("signed ") \
hjk's avatar
hjk committed
522
523
        or type == "unsigned" or type.startswith("unsigned ")

524

hjk's avatar
hjk committed
525
526
527
528
529
530
531
532
533
def isStringType(d, typeobj):
    type = str(typeobj)
    return type == d.ns + "QString" \
        or type == d.ns + "QByteArray" \
        or type == "std::string" \
        or type == "std::wstring" \
        or type == "wstring"

def warn(message):
534
535
    if True or verbosity > 0:
        print "XXX: %s\n" % message.encode("latin1")
hjk's avatar
hjk committed
536
537
538
539
540
541
    pass

def check(exp):
    if not exp:
        raise RuntimeError("Check failed")

542
543
544
545
546
def checkRef(ref):
    count = ref["_q_value"]
    check(count > 0)
    check(count < 1000000) # assume there aren't a million references to any object

hjk's avatar
hjk committed
547
#def couldBePointer(p, align):
548
#    type = lookupType("unsigned int")
hjk's avatar
hjk committed
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
#    ptr = gdb.Value(p).cast(type)
#    d = int(str(ptr))
#    warn("CHECKING : %s %d " % (p, ((d & 3) == 0 and (d > 1000 or d == 0))))
#    return (d & (align - 1)) and (d > 1000 or d == 0)


def checkAccess(p, align = 1):
    return p.dereference()

def checkContents(p, expected, align = 1):
    if int(p.dereference()) != expected:
        raise RuntimeError("Contents check failed")

def checkPointer(p, align = 1):
    if not isNull(p):
        p.dereference()


def isNull(p):
568
569
570
571
    # The following can cause evaluation to abort with "UnicodeEncodeError"
    # for invalid char *, as their "contents" is being examined
    #s = str(p)
    #return s == "0x0" or s.startswith("0x0 ")
572
    return p.cast(lookupType("void").pointer()) == 0
hjk's avatar
hjk committed
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595

movableTypes = set([
    "QBrush", "QBitArray", "QByteArray",
    "QCustomTypeInfo", "QChar",
    "QDate", "QDateTime",
    "QFileInfo", "QFixed", "QFixedPoint", "QFixedSize",
    "QHashDummyValue",
    "QIcon", "QImage",
    "QLine", "QLineF", "QLatin1Char", "QLocal",
    "QMatrix", "QModelIndex",
    "QPoint", "QPointF", "QPen", "QPersistentModelIndex",
    "QResourceRoot", "QRect", "QRectF", "QRegExp",
    "QSize", "QSizeF", "QString",
    "QTime", "QTextBlock",
    "QUrl",
    "QVariant",
    "QXmlStreamAttribute", "QXmlStreamNamespaceDeclaration",
    "QXmlStreamNotationDeclaration", "QXmlStreamEntityDeclaration"])


def stripClassTag(type):
    if type.startswith("class "):
        return type[6:]
596
597
    elif type.startswith("struct "):
        return type[7:]
hjk's avatar
hjk committed
598
599
600
    return type

def checkPointerRange(p, n):
601
    for i in xrange(n):
hjk's avatar
hjk committed
602
603
604
605
606
607
        checkPointer(p)
        ++p

def call(value, func):
    #warn("CALL: %s -> %s" % (value, func))
    type = stripClassTag(str(value.type))
608
    if type.find(":") >= 0:
hjk's avatar
hjk committed
609
610
611
        type = "'" + type + "'"
    exp = "((%s*)%s)->%s" % (type, value.address, func)
    #warn("CALL: %s" % exp)
612
613
614
615
616
    result = None
    try:
        result = parseAndEvaluate(exp)
    except:
        pass
hjk's avatar
hjk committed
617
618
619
    #warn("  -> %s" % result)
    return result

620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
def makeValue(type, init):
    type = stripClassTag(type)
    if type.find(":") >= 0:
        type = "'" + type + "'"
    gdb.execute("set $d = (%s*)malloc(sizeof(%s))" % (type, type))
    gdb.execute("set *$d = {%s}" % init)
    value = parseAndEvaluate("$d").dereference()
    #warn("  TYPE: %s" % value.type)
    #warn("  ADDR: %s" % value.address)
    #warn("  VALUE: %s" % value)
    return value

def makeExpression(value):
    type = stripClassTag(str(value.type))
    if type.find(":") >= 0:
        type = "'" + type + "'"
    #warn("  TYPE: %s" % type)
    #exp = "(*(%s*)(&%s))" % (type, value.address)
    exp = "(*(%s*)(%s))" % (type, value.address)
    #warn("  EXP: %s" % exp)
    return exp

642
643
def qtNamespace():
    try:
644
        type = str(parseAndEvaluate("&QString::null").type.target().unqualified())
645
646
647
        return type[0:len(type) - len("QString::null")]
    except RuntimeError:
        return ""
648
649
650
    except AttributeError:
        # Happens for none-Qt applications
        return ""
hjk's avatar
hjk committed
651

652
653
654
655
656
657
658
def findFirstZero(p, max):
    for i in xrange(max):
        if p.dereference() == 0:
            return i
        p = p + 1
    return -1

659
660

def extractCharArray(p, maxsize):
661
    t = lookupType("unsigned char").pointer()
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
    p = p.cast(t)
    i = findFirstZero(p, maxsize)
    limit = select(i < 0, maxsize, i)
    s = ""
    for i in xrange(limit):
        s += "%c" % int(p.dereference())
        p += 1
    if i == maxsize:
        s += "..."
    return s

def extractByteArray(value):
    d_ptr = value['d'].dereference()
    data = d_ptr['data']
    size = d_ptr['size']
    alloc = d_ptr['alloc']
    check(0 <= size and size <= alloc and alloc <= 100*1000*1000)
    checkRef(d_ptr["ref"])
    if size > 0:
        checkAccess(data, 4)
        checkAccess(data + size) == 0
    return extractCharArray(data, 100)

685
def encodeCharArray(p, maxsize, size = -1):
686
    t = lookupType("unsigned char").pointer()
687
    p = p.cast(t)
688
689
690
691
    if size == -1:
        i = findFirstZero(p, maxsize)
    else:
        i = size
692
    limit = select(i < 0, maxsize, i)
693
    s = ""
694
    for i in xrange(limit):
695
696
        s += "%02x" % int(p.dereference())
        p += 1
697
698
699
700
701
    if i == maxsize:
        s += "2e2e2e"
    return s

def encodeChar2Array(p, maxsize):
702
    t = lookupType("unsigned short").pointer()
703
704
705
706
707
708
709
710
711
712
713
714
    p = p.cast(t)
    i = findFirstZero(p, maxsize)
    limit = select(i < 0, maxsize, i)
    s = ""
    for i in xrange(limit):
        s += "%04x" % int(p.dereference())
        p += 1
    if i == maxsize:
        s += "2e002e002e00"
    return s

def encodeChar4Array(p, maxsize):
715
    t = lookupType("unsigned int").pointer()
716
717
718
719
720
721
722
723
724
    p = p.cast(t)
    i = findFirstZero(p, maxsize)
    limit = select(i < 0, maxsize, i)
    s = ""
    for i in xrange(limit):
        s += "%08x" % int(p.dereference())
        p += 1
    if i == maxsize:
        s += "2e0000002e0000002e000000"
725
726
    return s

727
728
729
730
731
732
def encodeByteArray(value):
    d_ptr = value['d'].dereference()
    data = d_ptr['data']
    size = d_ptr['size']
    alloc = d_ptr['alloc']
    check(0 <= size and size <= alloc and alloc <= 100*1000*1000)
733
    checkRef(d_ptr["ref"])
734
735
736
    if size > 0:
        checkAccess(data, 4)
        checkAccess(data + size) == 0
737
    return encodeCharArray(data, size)
738
739
740
741
742
743
744
745
746

def encodeString(value):
    d_ptr = value['d'].dereference()
    data = d_ptr['data']
    size = d_ptr['size']
    alloc = d_ptr['alloc']
    check(0 <= size and size <= alloc and alloc <= 100*1000*1000)
    if size > 0:
        checkAccess(data, 4)
hjk's avatar
hjk committed
747
        checkAccess(data + size) == 0
748
    checkRef(d_ptr["ref"])
749
750
    p = gdb.Value(d_ptr["data"])
    s = ""
751
    for i in xrange(size):
752
753
754
755
756
757
        val = int(p.dereference())
        s += "%02x" % (val % 256)
        s += "%02x" % (val / 256)
        p += 1
    return s

hjk's avatar
hjk committed
758
759
760
761
762
763
764
#######################################################################
#
# Item
#
#######################################################################

class Item:
765
    def __init__(self, value, parentiname, iname = None, name = None):
hjk's avatar
hjk committed
766
        self.value = value
767
768
769
770
        if iname is None:
            self.iname = parentiname
        else:
            self.iname = "%s.%s" % (parentiname, iname)
hjk's avatar
hjk committed
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
        self.name = name


#######################################################################
#
# FrameCommand
#
#######################################################################

class FrameCommand(gdb.Command):
    """Do fancy stuff. Usage bb --verbose expandedINames"""

    def __init__(self):
        super(FrameCommand, self).__init__("bb", gdb.COMMAND_OBSCURE)

786
    def invoke(self, args, from_tty):
787
        if args.startswith("options:profile,"):
788
789
            import cProfile
            cProfile.run('bb("%s")' % args, "/tmp/bbprof")
790
791
        else:
            bb(args)
792

793
FrameCommand()
794

795
def bb(args):
796
    Dumper(args)
hjk's avatar
hjk committed
797
798


799
800
801
802
803
804
805
806
807
808
809
810
811
812
#######################################################################
#
# Step Command
#
#######################################################################


class SalCommand(gdb.Command):
    """Do fancy stuff."""

    def __init__(self):
        super(SalCommand, self).__init__("sal", gdb.COMMAND_OBSCURE)

    def invoke(self, arg, from_tty):
813
814
        (cmd, addr) = arg.split(",")
        lines = catchCliOutput("info line *" + addr)
815
816
817
818
819
820
821
822
823
824
        fromAddr = "0x0"
        toAddr = "0x0"
        for line in lines:
            pos0from = line.find(" starts at address") + 19
            pos1from = line.find(" ", pos0from)
            pos0to = line.find(" ends at", pos1from) + 9
            pos1to = line.find(" ", pos0to)
            if pos1to > 0:
                fromAddr = line[pos0from : pos1from]
                toAddr = line[pos0to : pos1to]
825
        gdb.execute("maint packet sal%s,%s,%s" % (cmd,fromAddr, toAddr))
826
827

SalCommand()
hjk's avatar
hjk committed
828

829

hjk's avatar
hjk committed
830
831
832
833
834
835
#######################################################################
#
# The Dumper Class
#
#######################################################################

836

hjk's avatar
hjk committed
837
class Dumper:
838
    def __init__(self, args):
hjk's avatar
hjk committed
839
        self.output = ""
840
841
842
843
844
845
846
847
848
        self.currentChildType = ""
        self.currentChildNumChild = -1
        self.currentMaxNumChilds = -1
        self.currentNumChilds = -1
        self.currentValue = None
        self.currentValuePriority = -100
        self.currentValueEncoding = None
        self.currentType = None
        self.currentTypePriority = -100
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
        self.dumpers = ""
        self.typeformats = {}
        self.formats = {}
        self.expandedINames = ""

        options = []
        varList = []
        watchers = ""
        resultVarName = ""

        for arg in args.split(' '):
            pos = arg.find(":") + 1
            if arg.startswith("options:"):
                options = arg[pos:].split(",")
            elif arg.startswith("vars:"):
                if len(arg[pos:]) > 0:
                    varList = arg[pos:].split(",")
            elif arg.startswith("resultvarname:"):
                resultVarName = arg[pos:]
            elif arg.startswith("expanded:"):
                self.expandedINames = set(arg[pos:].split(","))
            elif arg.startswith("typeformats:"):
                for f in arg[pos:].split(","):
                    pos = f.find("=")
                    if pos != -1:
                        type = base64.b16decode(f[0:pos], True)
                        self.typeformats[type] = int(f[pos+1:])
            elif arg.startswith("formats:"):
                for f in arg[pos:].split(","):
                    pos = f.find("=")
                    if pos != -1:
                        self.formats[f[0:pos]] = int(f[pos+1:])
            elif arg.startswith("watchers:"):
                watchers = base64.b16decode(arg[pos:], True)

        self.useFancy = "fancy" in options
        self.passExceptions = "pe" in options
        self.autoDerefPointers = "autoderef" in options
        self.ns = qtNamespace()

        #warn("NAMESPACE: '%s'" % self.ns)
        #warn("VARIABLES: %s" % varList)
        #warn("EXPANDED INAMES: %s" % self.expandedINames)
        module = sys.modules[__name__]
        self.dumpers = {}

        if False:
            for key, value in module.__dict__.items():
                if key.startswith("qdump__"):
                    self.dumpers += '"' + key[7:] + '",'
            output = "dumpers=[%s]," % self.dumpers
            #output += "qtversion=[%d,%d,%d]"
            #output += "qtversion=[4,6,0],"
            output += "namespace=\"%s\"," % qtNamespace()
            output += "dumperversion=\"2.0\","
            output += "sizes=[],"
            output += "expressions=[]"
            output += "]"
            print output
            return


        if self.useFancy:
            for key, value in module.__dict__.items():
                if key.startswith("qdump__"):
                    self.dumpers[key[7:]] = value

        #
        # Locals
        #
        locals = listOfLocals(varList);

        # Take care of the return value of the last function call.
        if len(resultVarName) > 0:
            try:
                value = parseAndEvaluate(resultVarName)
                locals.append(Item(value, "return", resultVarName, "return"))
            except:
                # Don't bother. It's only supplementary information anyway.
                pass

        for item in locals:
          with OutputSafer(self, "", ""):
            self.anonNumber = -1
            #warn("ITEM NAME %s: " % item.name)
            try:
                #warn("ITEM VALUE %s: " % item.value)
                # Throw on funny stuff, catch below.
                # Unfortunately, this fails also with a "Unicode encoding error"
                # in testArray().
                #dummy = str(item.value)
                pass
            except:
                # Locals with failing memory access.
                with SubItem(d):
                    self.put('iname="%s",' % item.iname)
                    self.put('name="%s",' % item.name)
                    self.put('addr="<not accessible>",')
                    self.put('value="<not accessible>",')
                    self.put('type="%s",' % item.value.type)
                    self.put('numchild="0"');
                continue

            type = item.value.type
            if type.code == gdb.TYPE_CODE_PTR \
                    and item.name == "argv" and str(type) == "char **":
                # Special handling for char** argv.
                n = 0
                p = item.value
                # p is 0 for "optimized out" cases.
                if not isNull(p):
                    while not isNull(p.dereference()) and n <= 100:
                        p += 1
                        n += 1

                with SubItem(d):
                    self.put('iname="%s",' % item.iname)
                    self.putName(item.name)
                    self.putItemCount(select(n <= 100, n, "> 100"))
                    self.putType(type)
                    self.putNumChild(n)
                    if self.isExpanded(item):
                        p = item.value
                        with Children(self, n):
                            for i in xrange(n):
                                value = p.dereference()
                                self.putItem(Item(value, item.iname, i, None))
                                p += 1
                            if n > 100:
                                self.putEllipsis()

            else:
                # A "normal" local variable or parameter.
                try:
                   addr = cleanAddress(item.value.address)
                   with SubItem(self):
                       self.put('iname="%s",' % item.iname)
                       self.put('addr="%s",' % addr)
                       self.putItemHelper(item)
                except AttributeError:
                    # Thrown by cleanAddress with message "'NoneType' object
                    # has no attribute 'cast'" for optimized-out values.
                    with SubItem(d):
                        self.put('iname="%s",' % item.iname)
                        self.put('name="%s",' % item.name)
                        self.put('addr="<optimized out>",')
                        self.put('value="<optimized out>",')
                        self.put('type="%s"' % item.value.type)

        #
        # Watchers
        #
        with OutputSafer(self, ",", ""):
            if len(watchers) > 0:
                for watcher in watchers.split("##"):
                    (exp, iname) = watcher.split("#")
                    handleWatch(self, exp, iname)

        #
        # Breakpoints
        #
        #listOfBreakpoints(d)

        #print('data=[' + locals + sep + watchers + '],bkpts=[' + breakpoints + ']\n')
        print('data=[' + self.output + ']')


    def handleWatch(self, exp, iname):
        exp = str(exp)
        escapedExp = exp.replace('"', '\\"');
        #warn("HANDLING WATCH %s, INAME: '%s'" % (exp, iname))
        if exp.startswith("[") and exp.endswith("]"):
            #warn("EVAL: EXP: %s" % exp)
            with SubItem(d):
                self.putField("iname", iname)
                self.putField("name", escapedExp)
                self.putField("exp", escapedExp)
                try:
                    list = eval(exp)
                    self.putValue("")
                    self.putType(" ")
                    self.putNumChild(len(list))
                    # This is a list of expressions to evaluate
                    with Children(self, len(list)):
                        itemNumber = 0
                        for item in list:
                            handleWatch(self, item, "%s.%d" % (iname, itemNumber))
                            itemNumber += 1
                except RuntimeError, error:
                    warn("EVAL: ERROR CAUGHT %s" % error)
                    self.putValue("<syntax error>")
                    self.putType(" ")
                    self.putNumChild(0)
                    with Children(self, 0):
                        pass
            return

        with SubItem(d):
            self.putField("iname", iname)
            self.putField("name", escapedExp)
            self.putField("exp", escapedExp)
            handled = False
            if exp == "<Edit>" or len(exp) == 0:
                self.put('value=" ",type=" ",numchild="0",')
            else:
                try:
                    value = parseAndEvaluate(exp)
                    item = Item(value, iname, None, None)
                    if not value is None:
                        self.putAddress(value.address)
                    self.putItemHelper(item)
                except RuntimeError:
                    self.put('value="<invalid>",type="<unknown>",numchild="0",')

hjk's avatar
hjk committed
1063
1064
1065
1066
1067

    def put(self, value):
        self.output += value

    def putField(self, name, value):
hjk's avatar
hjk committed
1068
        self.put('%s="%s",' % (name, value))
hjk's avatar
hjk committed
1069
1070

    def beginItem(self, name):
1071
        self.put('%s="' % name)
hjk's avatar
hjk committed
1072
1073

    def endItem(self):
hjk's avatar
hjk committed
1074
        self.put('",')
hjk's avatar
hjk committed
1075

1076
    def childRange(self):
1077
        return xrange(qmin(self.currentMaxNumChilds, self.currentNumChilds))
1078

hjk's avatar
hjk committed
1079
1080
    # convenience
    def putItemCount(self, count):
hjk's avatar
hjk committed
1081
        self.put('value="<%s items>",' % count)
hjk's avatar
hjk committed
1082
1083

    def putEllipsis(self):
hjk's avatar
hjk committed
1084
        self.put('{name="<incomplete>",value="",type="",numchild="0"},')
hjk's avatar
hjk committed
1085

1086
1087
1088
1089
1090
    def putType(self, type, priority = 0):
        # higher priority values override lower ones 
        if priority >= self.currentTypePriority:
            self.currentType = type
            self.currentTypePriority = priority
hjk's avatar
hjk committed
1091

1092
1093
1094
    def putAddress(self, addr):
        self.put('addr="%s",' % cleanAddress(addr))

hjk's avatar
hjk committed
1095
    def putNumChild(self, numchild):
1096
1097
        #warn("NUM CHILD: '%s' '%s'" % (numchild, self.currentChildNumChild))
        if numchild != self.currentChildNumChild:
hjk's avatar
hjk committed
1098
            self.put('numchild="%s",' % numchild)
hjk's avatar
hjk committed
1099

1100
1101
1102
1103
1104
1105
    def putValue(self, value, encoding = None, priority = 0):
        # higher priority values override lower ones 
        if priority >= self.currentValuePriority:
            self.currentValue = value
            self.currentValuePriority = priority
            self.currentValueEncoding = encoding
1106

1107
    def putPointerValue(self, value):
1108
        # Use a lower priority
1109
        self.putValue("0x%x" % value.dereference().cast(
1110
            lookupType("unsigned long")), None, -1)
1111

1112
    def putStringValue(self, value):
1113
        if value is None:
hjk's avatar
hjk committed
1114
            self.put('value="<not available>",')
1115
1116
        else:
            str = encodeString(value)
1117
            self.put('valueencoded="%d",value="%s",' % (Hex4EncodedLittleEndian, str))
1118

1119
1120
1121
1122
1123
1124
1125
1126
    def putDisplay(self, format, value = None, cmd = None):
        self.put('editformat="%s",' % format)
        if cmd is None:
            if not value is None:
                self.put('editvalue="%s",' % value)
        else:
            self.put('editvalue="%s|%s",' % (cmd, value))

1127
1128
    def putByteArrayValue(self, value):
        str = encodeByteArray(value)
1129
        self.put('valueencoded="%d",value="%s",' % (Hex2EncodedLatin1, str))
1130

1131
    def putName(self, name):
hjk's avatar
hjk committed
1132
        self.put('name="%s",' % name)
1133

hjk's avatar
hjk committed
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
    def isExpanded(self, item):
        #warn("IS EXPANDED: %s in %s" % (item.iname, self.expandedINames))
        if item.iname is None:
            raise "Illegal iname 'None'"
        if item.iname.startswith("None"):
            raise "Illegal iname '%s'" % item.iname
        #warn("   --> %s" % (item.iname in self.expandedINames))
        return item.iname in self.expandedINames

    def isExpandedIName(self, iname):
        return iname in self.expandedINames

    def stripNamespaceFromType(self, typeobj):
1147
1148
1149
1150
1151
        # This breaks for dumpers type names containing '__star'.
        # But this should not happen as identifiers containing two
        # subsequent underscores are reserved for the implemention.
        if typeobj.code == gdb.TYPE_CODE_PTR:
            return self.stripNamespaceFromType(typeobj.target()) + "__star"
hjk's avatar
hjk committed
1152
1153
1154
1155
        type = stripClassTag(str(typeobj))
        if len(self.ns) > 0 and type.startswith(self.ns):
            type = type[len(self.ns):]
        pos = type.find("<")
1156
1157
1158
1159
1160
        # FIXME: make it recognize  foo<A>::bar<B>::iterator?
        while pos != -1:
            pos1 = type.rfind(">", pos)
            type = type[0:pos] + type[pos1+1:]
            pos = type.find("<")
hjk's avatar
hjk committed
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
        return type

    def isMovableType(self, type):
        if type.code == gdb.TYPE_CODE_PTR:
            return True
        if isSimpleType(type):
            return True
        return self.stripNamespaceFromType(type) in movableTypes

    def putIntItem(self, name, value):
1171
1172
1173
1174
1175
        with SubItem(self):
            self.putName(name)
            self.putValue(value)
            self.putType("int")
            self.putNumChild(0)
hjk's avatar
hjk committed
1176
1177

    def putBoolItem(self, name, value):
1178
1179
1180
1181
1182
        with SubItem(self):
            self.putName(name)
            self.putValue(value)
            self.putType("bool")
            self.putNumChild(0)
hjk's avatar
hjk committed
1183

1184
    def itemFormat(self, item):
1185
        format = self.formats.get(str(cleanAddress(item.value.address)))
1186
1187
1188
1189
        if format is None:
            format = self.typeformats.get(stripClassTag(str(item.value.type)))
        return format

hjk's avatar
hjk committed
1190
    def putItem(self, item):
1191
1192
        with SubItem(self):
            self.putItemHelper(item)
hjk's avatar
hjk committed
1193
1194

    def putCallItem(self, name, item, func):
1195
1196
        result = call(item.value, func)
        self.putItem(Item(result, item.iname, name, name))
hjk's avatar
hjk committed
1197

1198
    def putItemHelper(self, item):
hjk's avatar
hjk committed
1199
1200
        name = getattr(item, "name", None)
        if not name is None:
1201
            self.putName(name)
hjk's avatar
hjk committed
1202

1203
1204
1205
1206
1207
1208
1209
1210
        if item.value is None:
            # Happens for non-available watchers in gdb versions that
            # need to use gdb.execute instead of gdb.parse_and_eval
            self.putValue("<not available>")
            self.putType("<unknown>")
            self.putNumChild(0)
            return

hjk's avatar
hjk committed
1211
        # FIXME: Gui shows references stripped?
1212
        #warn(" ");
hjk's avatar
hjk committed
1213
        #warn("REAL INAME: %s " % item.iname)
1214
        #warn("REAL NAME: %s " % name)
hjk's avatar
hjk committed
1215
        #warn("REAL TYPE: %s " % item.value.type)
1216
        #warn("REAL VALUE: %s " % item.value)
1217
1218
        #try:
        #    warn("REAL VALUE: %s " % item.value)
1219
1220
        #except:
        #    #UnicodeEncodeError:
1221
        #    warn("REAL VALUE: <unprintable>")
hjk's avatar
hjk committed
1222
1223
1224
1225
1226

        value = item.value
        type = value.type

        if type.code == gdb.TYPE_CODE_REF:
1227
1228
1229
1230
1231
1232
1233
1234
1235
            try:
                # This throws "RuntimeError: Attempt to dereference a
                # generic pointer." with MinGW's gcc 4.5 when it "identifies"
                # a "QWidget &" as "void &".
                type = type.target()
                value = value.cast(type)
            except RuntimeError:
                value = item.value
                type = value.type
hjk's avatar
hjk committed
1236
1237
1238
1239
1240
1241

        if type.code == gdb.TYPE_CODE_TYPEDEF:
            type = type.target()

        strippedType = self.stripNamespaceFromType(
            type.strip_typedefs().unqualified()).replace("::", "__")
1242

hjk's avatar
hjk committed
1243
1244
1245
1246
        #warn(" STRIPPED: %s" % strippedType)
        #warn(" DUMPERS: %s" % self.dumpers)
        #warn(" DUMPERS: %s" % (strippedType in self.dumpers))

1247
        if isSimpleType(type.unqualified()):
1248
1249
            #warn("IS SIMPLE: %s " % type)
            self.putType(item.value.type)
1250
1251
            self.putValue(value)
            self.putNumChild(0)
hjk's avatar
hjk committed
1252
1253

        elif strippedType in self.dumpers:
1254
1255
            #warn("IS DUMPABLE: %s " % type)
            self.putType(item.value.type)
hjk's avatar
hjk committed
1256
            self.dumpers[strippedType](self, item)
1257
            #warn(" RESULT: %s " % self.output)
hjk's avatar
hjk committed
1258
1259

        elif type.code == gdb.TYPE_CODE_ENUM:
1260
            #warn("GENERIC ENUM: %s" % value)
1261
            self.putType(item.value.type)
1262
            self.putValue(value)
hjk's avatar
hjk committed
1263
            self.putNumChild(0)
1264

hjk's avatar
hjk committed
1265
1266

        elif type.code == gdb.TYPE_CODE_PTR:
1267
1268
            isHandled = False

1269
            format = self.itemFormat(item)
1270
1271
1272
1273
1274
1275
1276
1277
1278

            if not format is None:
                self.putAddress(value.address)
                self.putType(item.value.type)
                self.putNumChild(0)
                isHandled = True

            if format == 0:
                # Bald pointer.
1279
                self.putPointerValue(value.address)
1280
1281
            elif format == 1 or format == 2:
                # Latin1 or UTF-8
1282
                f = select(format == 1, Hex2EncodedLatin1, Hex2EncodedUtf8)
1283
1284
1285
                self.putValue(encodeCharArray(value, 100), f)
            elif format == 3:
                # UTF-16.
1286
                self.putValue(encodeChar2Array(value, 100), Hex4EncodedBigEndian)
1287
1288
            elif format == 4:
                # UCS-4:
1289
                self.putValue(encodeChar4Array(value, 100), Hex8EncodedBigEndian)
1290

1291
1292
1293
            strippedType = str(type.strip_typedefs()) \
                .replace("(anonymous namespace)", "")
            if (not isHandled) and strippedType.find("(") != -1:
1294
                # A function pointer.
1295
                self.putValue(str(item.value))
1296
                self.putAddress(value.address)
1297
1298
1299
1300
1301
                self.putType(item.value.type)
                self.putNumChild(0)
                isHandled = True

            if (not isHandled) and self.useFancy:
1302
1303
1304
1305
1306
1307
                if isNull(value):
                    self.putValue("0x0")
                    self.putType(item.value.type)
                    self.putNumChild(0)
                    isHandled = True

1308
1309
                target = str(type.target().strip_typedefs().unqualified())
                if (not isHandled) and target == "void":
1310
1311
1312
1313
1314
                    self.putType(item.value.type)
                    self.putValue(str(value))
                    self.putNumChild(0)
                    isHandled = True

1315
                #warn("TARGET: %s " % target)
1316
1317
                if (not isHandled) and (target == "char"
                        or target == "signed char" or target == "unsigned char"):
1318
                    # Display values up to given length directly
13