summaryrefslogtreecommitdiffstats
path: root/Source/cmakewizard.cxx
blob: 4173413e5e6ccdedfb50fc215886a35df2aa685a (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
/*============================================================================
  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 "cmakewizard.h"
#include "cmake.h"
#include "cmCacheManager.h"

cmakewizard::cmakewizard()
{
  this->ShowAdvanced = false;
}


void cmakewizard::AskUser(const char* key,
  cmCacheManager::CacheIterator& iter)
{
  printf("Variable Name: %s\n", key);
  const char* helpstring = iter.GetProperty("HELPSTRING");
  printf("Description: %s\n", (helpstring?helpstring:"(none)"));
  printf("Current Value: %s\n", iter.GetValue());
  printf("New Value (Enter to keep current value): ");
  char buffer[4096];
  buffer[0] = 0;
  fgets(buffer, sizeof(buffer)-1, stdin);

  if(strlen(buffer) > 0)
    {
    std::string sbuffer = buffer;
    std::string::size_type pos = sbuffer.find_last_not_of(" \n\r\t");
    std::string value = "";
    if ( pos != std::string::npos )
      {
      value = sbuffer.substr(0, pos+1);
      }

    if ( value.size() > 0 )
      {
      if(iter.GetType() == cmCacheManager::PATH ||
         iter.GetType() == cmCacheManager::FILEPATH)
        {
        cmSystemTools::ConvertToUnixSlashes(value);
        }
      if(iter.GetType() == cmCacheManager::BOOL)
        {
        if(!cmSystemTools::IsOn(value.c_str()))
          {
          value = "OFF";
          }
        }
      iter.SetValue(value.c_str());
      }
    }
  printf("\n");
}

bool cmakewizard::AskAdvanced()
{
  printf("Would you like to see advanced options? [No]:");
  char buffer[4096];
  buffer[0] = 0;
  fgets(buffer, sizeof(buffer)-1, stdin);
  if(buffer[0])
    {
    if(buffer[0] == 'y' || buffer[0] == 'Y')
      {
      return true;
      }
    }
  return false;
}


void cmakewizard::ShowMessage(const char* m)
{
  printf("%s\n", m);
}



int cmakewizard::RunWizard(std::vector<std::string> const& args)
{
  this->ShowAdvanced = this->AskAdvanced();
  cmSystemTools::DisableRunCommandOutput();
  cmake make;
  make.SetArgs(args);
  make.SetCMakeCommand(args[0].c_str());
  make.LoadCache();
  make.SetCacheArgs(args);
  std::map<cmStdString, cmStdString> askedCache;
  bool asked = false;
  // continue asking questions until no new questions are asked
  do
    {
    asked = false;
    // run cmake
    this->ShowMessage(
      "Please wait while cmake processes CMakeLists.txt files....\n");

    make.Configure();
    this->ShowMessage("\n");
    // load the cache from disk
    cmCacheManager *cachem = make.GetCacheManager();
    cachem->LoadCache(make.GetHomeOutputDirectory());
    cmCacheManager::CacheIterator i = cachem->NewIterator();
    // iterate over all entries in the cache
    for(;!i.IsAtEnd(); i.Next())
      {
      std::string key = i.GetName();
      if( i.GetType() == cmCacheManager::INTERNAL ||
          i.GetType() == cmCacheManager::STATIC ||
          i.GetType() == cmCacheManager::UNINITIALIZED )
        {
        continue;
        }
      if(askedCache.count(key))
        {
        std::string& e = askedCache.find(key)->second;
        if(e != i.GetValue())
          {
          if(this->ShowAdvanced || !i.GetPropertyAsBool("ADVANCED"))
            {
            this->AskUser(key.c_str(), i);
            asked = true;
            }
          }
        }
      else
        {    
        if(this->ShowAdvanced || !i.GetPropertyAsBool("ADVANCED"))
          {
          this->AskUser(key.c_str(), i);
          asked = true;
          }
        }
      askedCache[key] = i.GetValue();
      }
    cachem->SaveCache(make.GetHomeOutputDirectory());
    }
  while(asked);
  if(make.Generate() == 0)
    {
    this->ShowMessage("CMake complete, run make to build project.\n");
    return 0;
    }
  return 1;
}