This file is indexed.

/usr/include/vtk-5.8/vtkVariantInlineOperators.h is in libvtk5-dev 5.8.0-5.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  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
#include <climits>

// ----------------------------------------------------------------------

// First we have several helper functions that will determine what
// type we're actually dealing with.  With any luck the compiler will
// inline these so they have very little overhead.

inline bool 
IsSigned64Bit(int VariantType)
{
#if defined(VTK_TYPE_USE_LONG_LONG) && defined(VTK_TYPE_USE___INT64)
  return ((VariantType == VTK_LONG_LONG) ||
          (VariantType == VTK___INT64) ||
          (VariantType == VTK_TYPE_INT64));
#elsif defined(VTK_TYPE_USE_LONG_LONG)
  return ((VariantType == VTK_LONG_LONG) ||
          (VariantType == VTK_TYPE_INT64));
#elsif defined(VTK_TYPE_USE___INT64)
  return ((VariantType == VTK___INT64) ||
          (VariantType == VTK_TYPE_INT64));
#else
  return (VariantType == VTK_TYPE_INT64);
#endif
}
    
inline bool 
IsSigned(int VariantType)
{
#if (CHAR_MIN == SCHAR_MIN && CHAR_MAX == SCHAR_MAX)
// the char type is signed on this compiler
  return ((VariantType == VTK_CHAR) ||
          (VariantType == VTK_SIGNED_CHAR) ||
          (VariantType == VTK_SHORT) ||
          (VariantType == VTK_INT) ||
          (VariantType == VTK_LONG) ||
          (VariantType == VTK_ID_TYPE) ||
          IsSigned64Bit(VariantType));
#else 
  // char is unsigned
  return ((VariantType == VTK_SIGNED_CHAR) ||
          (VariantType == VTK_SHORT) ||
          (VariantType == VTK_INT) ||
          (VariantType == VTK_LONG) ||
          (VariantType == VTK_ID_TYPE) ||
          IsSigned64Bit(VariantType));
#endif
}
  
// ----------------------------------------------------------------------

inline bool
IsFloatingPoint(int VariantType)
{
  return ((VariantType == VTK_FLOAT) ||
          (VariantType == VTK_DOUBLE));
}

// ----------------------------------------------------------------------

inline bool
CompareSignedUnsignedEqual(const vtkVariant &SignedVariant,
                           const vtkVariant &UnsignedVariant)
{
  // If the signed value is less than zero then they cannot possibly
  // be equal.
  vtkTypeInt64 A = SignedVariant.ToTypeInt64();
  return (A >= 0) && (A == UnsignedVariant.ToTypeInt64());
}

// ----------------------------------------------------------------------

inline bool
CompareSignedUnsignedLessThan(const vtkVariant &SignedVariant,
                              const vtkVariant &UnsignedVariant)
{
  vtkTypeInt64 A = SignedVariant.ToTypeInt64();
  return ((A < 0) || 
          (static_cast<vtkTypeUInt64>(A) < UnsignedVariant.ToTypeUInt64()));
}

// ----------------------------------------------------------------------

inline bool
CompareUnsignedSignedLessThan(const vtkVariant &UnsignedVariant,
                              const vtkVariant &SignedVariant)
{
  vtkTypeInt64 B = SignedVariant.ToTypeInt64();
  return ((B > 0) && 
          (UnsignedVariant.ToTypeUInt64() < static_cast<vtkTypeUInt64>(B)));
}

// ----------------------------------------------------------------------

inline bool
CompareSignedLessThan(const vtkVariant &A,
                      const vtkVariant &B)
{
  return (A.ToTypeInt64() < B.ToTypeInt64());
}

// ----------------------------------------------------------------------

inline bool
CompareUnsignedLessThan(const vtkVariant &A,
                        const vtkVariant &B)
{
  return (A.ToTypeUInt64() < B.ToTypeUInt64());
}

// ----------------------------------------------------------------------

inline bool
vtkVariant::operator==(const vtkVariant &other) const
{
  // First test: NULL values are always equal to one another and
  // unequal to anything else.
  if (! (this->Valid && other.Valid))
    {
    return (!(this->Valid || other.Valid));
    }
  
  // Second test: VTK objects can only be compared with other VTK
  // objects.
  if ((this->Type == VTK_OBJECT) || (other.Type == VTK_OBJECT))
    {
    return ((this->Type == VTK_OBJECT) &&
            (other.Type == VTK_OBJECT) &&
            (this->Data.VTKObject == other.Data.VTKObject));
    }

  // Third test: the STRING type dominates all else.  If either item
  // is a string then they must both be compared as strings.
  if ((this->Type == VTK_STRING) ||
      (other.Type == VTK_STRING))
    {
    return (this->ToString() == other.ToString());
    }

  // Fourth test: the Unicode STRING type dominates all else.  If either item
  // is a unicode string then they must both be compared as strings.
  if ((this->Type == VTK_UNICODE_STRING) ||
      (other.Type == VTK_UNICODE_STRING))
    {
    return (this->ToUnicodeString() == other.ToUnicodeString());
    }


  // Fifth: floating point dominates integer types.
  if (IsFloatingPoint(this->Type) || IsFloatingPoint(other.Type))
    {
    return (this->ToDouble() == other.ToDouble());
    }

  // Sixth: we must be comparing integers.  

  // 6A: catch signed/unsigned comparison.  If the signed object is
  // less than zero then they cannot be equal.
  bool thisSigned = IsSigned(this->Type);
  bool otherSigned = IsSigned(other.Type);

  if (thisSigned ^ otherSigned)
    {
    if (thisSigned)
      {
      return CompareSignedUnsignedEqual(*this, other);
      }
    else
      {
      return CompareSignedUnsignedEqual(other, *this);
      }
    }
  else // 6B: both are signed or both are unsigned.  In either event
       // all we have to do is check whether the bit patterns are
       // equal.
    {
    return (this->ToTypeInt64() == other.ToTypeInt64());
    }
}
    
// ----------------------------------------------------------------------

inline bool
vtkVariant::operator<(const vtkVariant &other) const
{
  // First test: a NULL value is less than anything except another
  // NULL value.  unequal to anything else.
  if (! (this->Valid && other.Valid))
    {
    return ((!this->Valid) && (other.Valid));
    }
  
  // Second test: VTK objects can only be compared with other VTK
  // objects.
  if ((this->Type == VTK_OBJECT) || (other.Type == VTK_OBJECT))
    {
    return ((this->Type == VTK_OBJECT) &&
            (other.Type == VTK_OBJECT) &&
            (this->Data.VTKObject < other.Data.VTKObject));
    }

  // Third test: the STRING type dominates all else.  If either item
  // is a string then they must both be compared as strings.
  if ((this->Type == VTK_STRING) ||
      (other.Type == VTK_STRING))
    {
    return (this->ToString() < other.ToString());
    }

  // Fourth test: the Unicode STRING type dominates all else.  If either item
  // is a unicode string then they must both be compared as strings.
  if ((this->Type == VTK_UNICODE_STRING) ||
      (other.Type == VTK_UNICODE_STRING))
    {
    return (this->ToUnicodeString() < other.ToUnicodeString());
    }

  // Fourth: floating point dominates integer types.
  if (IsFloatingPoint(this->Type) || IsFloatingPoint(other.Type))
    {
    return (this->ToDouble() < other.ToDouble());
    }

  // Fifth: we must be comparing integers.  

  // 5A: catch signed/unsigned comparison.  If the signed object is
  // less than zero then they cannot be equal.
  bool thisSigned = IsSigned(this->Type);
  bool otherSigned = IsSigned(other.Type);

  if (thisSigned ^ otherSigned)
    {
    if (thisSigned)
      {
      return CompareSignedUnsignedLessThan(*this, other);
      }
    else
      {
      return CompareUnsignedSignedLessThan(*this, other);
      }
    }
  else if (thisSigned)
    {
    return CompareSignedLessThan(*this, other);
    }
  else
    {
    return CompareUnsignedLessThan(*this, other);
    }
}
 
// ----------------------------------------------------------------------

// Below this point are operators defined in terms of other operators.
// Again, this may sacrifice some speed, but reduces the chance of
// inconsistent behavior.


// ----------------------------------------------------------------------

inline bool
vtkVariant::operator!=(const vtkVariant &other) const
{
  return ! (this->operator==(other));
}

inline bool
vtkVariant::operator>(const vtkVariant &other) const
{
  return (!(this->operator==(other) ||
            this->operator<(other)));
}

inline bool
vtkVariant::operator<=(const vtkVariant &other) const
{
  return (this->operator==(other) ||
          this->operator<(other));
}

inline bool
vtkVariant::operator>=(const vtkVariant &other) const
{
  return (!this->operator<(other));
}