summaryrefslogtreecommitdiffstats
path: root/Source/cmGetFilenameComponentCommand.cxx
blob: e7d2857b4aee4ef73951ba7ffe5d5050eca66208 (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
/*============================================================================
  CMake - Cross Platform Makefile Generator
  Copyright 2000-2009 Kitware, Inc., Insight Software Consortium

  Distributed under the OSI-approved BSD License (the "License");
  see accompanying file Copyright.txt for details.

  This software is distributed WITHOUT ANY WARRANTY; without even the
  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  See the License for more information.
============================================================================*/
#include "cmGetFilenameComponentCommand.h"
#include "cmSystemTools.h"

// cmGetFilenameComponentCommand
bool cmGetFilenameComponentCommand
::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
{
  if(args.size() < 3)
    {
    this->SetError("called with incorrect number of arguments");
    return false;
    }

  // Check and see if the value has been stored in the cache
  // already, if so use that value
  if(args.size() == 4 && args[3] == "CACHE")
    {
    const char* cacheValue = this->Makefile->GetDefinition(args[0]);
    if(cacheValue && !cmSystemTools::IsNOTFOUND(cacheValue))
      {
      return true;
      }
    }

  std::string result;
  std::string filename = args[1];
  if(filename.find("[HKEY") != filename.npos)
    {
    // Check the registry as the target application would view it.
    cmSystemTools::KeyWOW64 view = cmSystemTools::KeyWOW64_32;
    cmSystemTools::KeyWOW64 other_view = cmSystemTools::KeyWOW64_64;
    if(this->Makefile->PlatformIs64Bit())
      {
      view = cmSystemTools::KeyWOW64_64;
      other_view = cmSystemTools::KeyWOW64_32;
      }
    cmSystemTools::ExpandRegistryValues(filename, view);
    if(filename.find("/registry") != filename.npos)
      {
      std::string other = args[1];
      cmSystemTools::ExpandRegistryValues(other, other_view);
      if(other.find("/registry") == other.npos)
        {
        filename = other;
        }
      }
    }
  std::string storeArgs;
  std::string programArgs;
  if (args[2] == "DIRECTORY" || args[2] == "PATH")
    {
    result = cmSystemTools::GetFilenamePath(filename);
    }
  else if (args[2] == "NAME")
    {
    result = cmSystemTools::GetFilenameName(filename);
    }
  else if (args[2] == "PROGRAM")
    {
    for(unsigned int i=2; i < args.size(); ++i)
      {
      if(args[i] == "PROGRAM_ARGS")
        {
        i++;
        if(i < args.size())
          {
          storeArgs = args[i];
          }
        }
      }
    cmSystemTools::SplitProgramFromArgs(filename,
                                        result, programArgs);
    }
  else if (args[2] == "EXT")
    {
    result = cmSystemTools::GetFilenameExtension(filename);
    }
  else if (args[2] == "NAME_WE")
    {
    result = cmSystemTools::GetFilenameWithoutExtension(filename);
    }
  else if (args[2] == "ABSOLUTE" ||
           args[2] == "REALPATH")
    {
    // Collapse the path to its simplest form.
    // If the path given is relative evaluate it relative to the
    // current source directory.
    result = cmSystemTools::CollapseFullPath(
      filename, this->Makefile->GetCurrentDirectory());
    if(args[2] == "REALPATH")
      {
      // Resolve symlinks if possible
      result = cmSystemTools::GetRealPath(result);
      }
    }
  else
    {
    std::string err = "unknown component " + args[2];
    this->SetError(err);
    return false;
    }

  if(args.size() == 4 && args[3] == "CACHE")
    {
    if(programArgs.size() && storeArgs.size())
      {
      this->Makefile->AddCacheDefinition
        (storeArgs, programArgs.c_str(),
         "", args[2] == "PATH" ? cmCacheManager::FILEPATH
         : cmCacheManager::STRING);
      }
    this->Makefile->AddCacheDefinition
      (args[0], result.c_str(), "",
       args[2] == "PATH" ? cmCacheManager::FILEPATH
       : cmCacheManager::STRING);
    }
  else
    {
    if(programArgs.size() && storeArgs.size())
      {
      this->Makefile->AddDefinition(storeArgs, programArgs.c_str());
      }
    this->Makefile->AddDefinition(args[0], result.c_str());
    }

  return true;
}