summaryrefslogtreecommitdiffstats
path: root/scripts/kde-devel-gdb
blob: bf69d23303a5094e8932b4fcc5c62daf107d66f0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
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
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
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
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
# This file defines handy gdb macros for printing out Qt types
# To use it, add this line to your ~/.gdbinit :
# source /path/to/kde/sources/kdesdk/scripts/kde-devel-gdb

# Please don't use tabs in this file. When pasting a
# macro definition to gdb, tabs are interpreted as completion.

# Disable printing of static members. Qt has too many, it clutters the output
set print static-members off

define printqstring
    printqstringdata $arg0.d
end
document printqstring
  Prints the contents of a QString
end
define printq4string
    printq4stringdata $arg0.d
end
document printq4string
  Prints the contents of a Qt QString
end

define printqstringdata
    set $i=0
    set $d = (QStringData *)$arg0
    while $i < $d->len
        printf "%c", (char)($d->unicode[$i++].ucs & 0xff)
    end
    printf "\n"
end
document printqstringdata
  Prints the contents of a QStringData
  This is useful when the output of another command (e.g. printqmap)
  shows {d = 0xdeadbeef} for a QString, i.e. the qstringdata address
  instead of the QString object itself.
  printqstring $s and printqstringdata $s.d are equivalent.
end

define printq4stringdata
    set $i=0
    set $d = $arg0
    while $i < $d->size
        printf "%c", (char)($d->data[$i++] & 0xff)
    end
    printf "\n"
end
document printq4stringdata
  Prints the contents of a Qt4 QString::Data
  This is useful when the output of another command (e.g. printqmap)
  shows {d = 0xdeadbeef} for a QString, i.e. the qstringdata address
  instead of the QString object itself.
  printq4string $s and printq4stringdata $s.d are equivalent.
end

define printqstring_utf8
   set $i=0
   set $s = $arg0
   while $i < $s.d->len
     set $uc = (unsigned short) $s.d->unicode[$i++].ucs
     if ( $uc < 0x80 )
       printf "%c", (unsigned char)($uc & 0x7f)
     else
       if ( $uc < 0x0800 )
         printf "%c", (unsigned char)(0xc0 | ($uc >> 6))
       else
         printf "%c", (unsigned char)(0xe0 | ($uc >> 12)
         printf "%c", (unsigned char)(0x80 | (($uc > 6) &0x3f)
       end
       printf "%c", (unsigned char)(0x80 | ((uchar) $uc & 0x3f))
     end
   end
   printf "\n"
end
document printqstring_utf8
  Prints the contents of a QString encoded in utf8. 
  Nice if you run your debug session in a utf8 enabled terminal.
end

define printqcstring
    print $arg0.shd.data
    print $arg0.shd.len
end
document printqcstring
  Prints the contents of a QCString (char * data, then length)
end

define printq4bytearray
    print $arg0->d->data
end
document printq4bytearray
  Prints the contents of a Qt4 QByteArray (when it contains a string)
end

define printqfont
    print *($arg0).d
    printqstring ($arg0).d->request.family
    print ($arg0).d->request.pointSize
end
document printqfont
  Prints the main attributes from a QFont, in particular the requested
  family and point size
end

define printqcolor
    printf "(%d,%d,%d)\n", ($arg0).red(), ($arg0).green(), ($arg0).blue()
end
document printqcolor
  Prints a QColor as (R,G,B).
  Usage: 'printqcolor <QColor col>
end

define printqmemarray
    # Maybe we could find it out the type by parsing "whatis $arg0"?
    set $arr = $arg0
    set $sz = sizeof($arg1)
    set $len = $arr->shd->len / $sz
    output $len
    printf " items in the array\n"
    set $i = 0
    while $i < $len
       # print "%s[%d] = %s\n", $arr, $i, *($arg1 *)(($arr->vec)[$i])
       print *($arg1 *)(($arr->shd->data) + ($i * $sz))
       set $i++
    end
end
document printqmemarray
  Prints the contents of a QMemArray. Pass the type as second argument.
end

define printqptrvector
    # Maybe we could find it out the type by parsing "whatis $arg0"?
    set $arr = $arg0
    set $len = $arr->len
    output $len
    printf " items in the vector\n"
    set $i = 0
    while $i < $len
       # print "%s[%d] = %s\n", $arr, $i, *($arg1 *)(($arr->vec)[$i])
       print *($arg1 *)(($arr->vec)[$i])
       set $i++
    end
end
document printqptrvector
  Prints the contents of a QPtrVector. Pass the type as second argument.
end

define printqptrvectoritem
    set $arr = $arg0
    set $i = $arg2
    print ($arg1 *)(($arr->vec)[$i])
    print *($arg1 *)(($arr->vec)[$i])
end
document printqptrvectoritem
  Print one item of a QPtrVector
  Usage: printqptrvectoritem vector type index
end

define printqmap
    set $map = $arg0
    set $len = $map.sh->node_count
    output $len
    printf " items in the map\n"
    set $header = $map.sh->header
    # How to parse the key and value types from whatis?
    set $it = (QMapNode<$arg1,$arg2> *)($header->left)
    while $it != $header
        printf " key="
        output $it->key
        printf " value="
        output $it->data
        printf "\n"
        _qmapiterator_inc $it
        set $it = (QMapNode<$arg1,$arg2> *)($ret)
    end
end
document printqmap
  Prints the full contents of a QMap
  Usage: 'printqmap map keytype valuetype'
end


define _qmapiterator_inc
    set $ret = $arg0
    if $ret->right != 0
        set $ret = $ret->right
        while $ret->left != 0
            set $ret = $ret->left
        end
    else
        set $y = $ret->parent
        while $ret == $y->right
            set $ret = $y
            set $y = $y->parent
        end
        if $ret->right != $y
            set $ret = $y
        end
    end
end
document _qmapiterator_inc
  Increment a qmap iterator (internal method, used by printqmap)
end

define printqptrlist
    set $list = $arg0
    set $len = $list.numNodes
    output $len
    printf " items in the list\n"
    set $it = $list.firstNode
    while $it != 0
        output $it->data
        printf "\n"
        set $it = $it->next
    end
end
document printqptrlist
  Prints the contents of a QPtrList.
  Usage: printqptrlist mylist
end

define printqvaluelist
    set $list = $arg0
    set $len = $list.sh->nodes
    output $len
    printf " items in the list\n"
    set $it = $list.sh->node->next
    set $end = $list.sh->node
    while $it != $end
        output $it->data
        printf "\n"
        set $it = $it->next
    end
end
document printqvaluelist
  Prints the contents of a QValueList.
  Usage: printqvaluelist mylist
end

define printqstringlist
    set $list = $arg0
    set $len = $list.sh->nodes
    output $len
    printf " items in the list\n"
    set $it = $list.sh->node->next
    set $end = $list.sh->node
    while $it != $end
        printqstring $it->data
        set $it = $it->next
    end
end
document printqstringlist
  Prints the contents of a QStringList.
  Usage: printqstringlist mylist
end

# Bad implementation, requires a running process.
# Needs to be refined, i.e. figuring out the right void* pointers casts.
# Simon says: each Node contains the d pointer of the QString.
define printq4stringlist
    # This is ugly, but we need to avoid conflicts with printq4string's own vars...
    set $q4sl_i = 0
    set $q4sl_d = & $arg0
    set $q4sl_sz = $q4sl_d->size()
    while $q4sl_i < $q4sl_sz
        output $q4sl_i
        printf " "
        printq4string $q4sl_d->at($q4sl_i++)
    end
end
document printq4stringlist
  Prints the contents of a Qt4 QStringList.
  Usage: printq4stringlist mylist
end

define printqdatetime
  printqdate ($arg0).d
  printqtime ($arg0).t
end
document printqdatetime
  Prints a QDateTime
  Usage: printqdatetime myqdt
end
define printqdate
  printf "(Y:%d M:%d D:%d)\n", ($arg0).year(), ($arg0).month(), ($arg0).day()
end
document printqdate
  Prints a QDate
  Usage: printqdate mydate
end
define printqtime
  printf "(H:%d M:%d S:%d)\n", ($arg0).hour(), ($arg0).minute(), ($arg0).second()
end
document printqtime
  Prints a QTime
  Usage: printqtime mytime
end