summaryrefslogtreecommitdiff
path: root/Source/cmPropertyMap.cxx
blob: 9c68824637006d236095830d6ca1f09432b72880 (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
/*=========================================================================

  Program:   CMake - Cross-Platform Makefile Generator
  Module:    $RCSfile$
  Language:  C++
  Date:      $Date$
  Version:   $Revision$

  Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
  See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#include "cmPropertyMap.h"
#include "cmSystemTools.h"
#include "cmake.h"

// define STRICT to get checking of all set and get property calls
//#define STRICT 

cmProperty *cmPropertyMap::GetOrCreateProperty(const char *name)
{
  cmPropertyMap::iterator it = this->find(name);
  cmProperty *prop;
  if (it == this->end())
    {
    prop = &(*this)[name];
    }
  else
    {
    prop = &(it->second);
    }
  return prop;
}

void cmPropertyMap::SetProperty(const char *name, const char *value,
                                cmProperty::ScopeType scope)
{
  if (!name)
    {
    return;
    }

#ifdef STRICT
  if (!this->CMakeInstance)
    {
    cmSystemTools::Error("CMakeInstance not set on a property map!"); 
    abort();
    }
  else if (!this->CMakeInstance->IsPropertyDefined(name,scope))
    {
    // is a property being queried without being defined first? If so then
    // report it as we probably need to document it
    std::string msg = "Property ";
    msg += name;
    msg += " set yet undefined on ";
    switch (scope)
      {
      case cmProperty::TARGET: 
        msg += "target.";
        break;
      case cmProperty::SOURCE_FILE:
        msg += "source file.";
        break;
      case cmProperty::DIRECTORY:
        msg += "directory.";
        break;
      case cmProperty::TEST:
        msg += "test.";
        break;
      default:
        msg += "unknown.";
        break;
      }
    cmSystemTools::Error(msg.c_str()); 
    }
#else
  (void)scope;
#endif

  cmProperty *prop = this->GetOrCreateProperty(name);
  prop->Set(name,value);
}

const char *cmPropertyMap
::GetPropertyValue(const char *name, 
                   cmProperty::ScopeType scope, 
                   bool &chain) const
{
  chain = false;
  if (!name)
    {
    return 0;
    }

  // has the property been defined?
#ifdef STRICT
  if (!this->CMakeInstance)
    {
    cmSystemTools::Error("CMakeInstance not set on a property map!"); 
    abort();
    }
  else if (!this->CMakeInstance->IsPropertyDefined(name,scope))
    {
    // is a property being queried without being defined first? If so then
    // report it as we probably need to document it
    std::string msg = "Property ";
    msg += name;
    msg += " queried yet undefined on ";
    switch (scope)
      {
      case cmProperty::TARGET: 
        msg += "target.";
        break;
      case cmProperty::SOURCE_FILE:
        msg += "source file.";
        break;
      case cmProperty::DIRECTORY:
        msg += "directory.";
        break;
      case cmProperty::TEST:
        msg += "test.";
        break;
      default:
        msg += "unknown.";
        break;
      }
    cmSystemTools::Error(msg.c_str()); 
    }
#endif

  cmPropertyMap::const_iterator it = this->find(name);
  if (it == this->end())
    {
    // should we chain up?
    if (this->CMakeInstance)
      {
      chain = this->CMakeInstance->IsPropertyChained(name,scope);
      }
    return 0;
    }

  return it->second.GetValue();
}