summaryrefslogtreecommitdiffstats
path: root/Source/cmakewizard.cxx
blob: 5d4415d3296016c9e7ab4a4105f3b022698375d4 (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
#include "cmakewizard.h"
#include "cmake.h"
#include "cmCacheManager.h"

cmakewizard::cmakewizard()
{
  m_ShowAdvanced = false;
}

  
void cmakewizard::AskUser(const char* key, cmCacheManager::CacheEntry & entry)
{
  std::cout << "Variable Name: " << key << "\n";
  std::cout << "Description:   " << entry.m_HelpString << "\n";
  std::cout << "Current Value: " << entry.m_Value.c_str() << "\n";
  std::cout << "New Value (Enter to keep current value): ";
  char buffer[4096];
  buffer[0] = 0;
  std::cin.getline(buffer, sizeof(buffer));
  if(buffer[0])
    {
    cmCacheManager::CacheEntry *entry = 
      cmCacheManager::GetInstance()->GetCacheEntry(key);
    if(entry)
      {
      entry->m_Value = buffer;
      if(entry->m_Type == cmCacheManager::PATH ||
         entry->m_Type == cmCacheManager::FILEPATH)
        {
        cmSystemTools::ConvertToUnixSlashes(entry->m_Value);
        }
      }
    else
      {
      std::cerr << "strange error, should be in cache but is not... " << key << "\n";
      }
    }
  std::cout << "\n";
}

bool cmakewizard::AskAdvanced()
{
  std::cout << "Would you like to see advanced options? [No]:";  
  char buffer[4096];
  buffer[0] = 0;
  std::cin.getline(buffer, sizeof(buffer));
  if(buffer[0])
    {
    if(buffer[0] == 'y' || buffer[0] == 'Y')
      {
      return true;
      }
    }
  return false;
}


void cmakewizard::ShowMessage(const char* m)
{
  std::cout << m << "\n";
}



void cmakewizard::RunWizard(std::vector<std::string> const& args)
{
  m_ShowAdvanced = this->AskAdvanced();
  cmSystemTools::DisableRunCommandOutput();
  cmake make;
  cmCacheManager::CacheEntryMap 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.Generate(args);
    this->ShowMessage("\n");
    // load the cache from disk
    cmCacheManager::GetInstance()->
      LoadCache(cmSystemTools::GetCurrentWorkingDirectory().c_str());
    cmCacheManager::CacheEntryMap const& currentCache = 
      cmCacheManager::GetInstance()->GetCacheMap();
    // iterate over all entries in the cache
    for(cmCacheManager::CacheEntryMap::const_iterator i = currentCache.begin();
        i != currentCache.end(); ++i)
      { 
      std::string key = i->first;
      cmCacheManager::CacheEntry ce = i->second;
      if(ce.m_Type == cmCacheManager::INTERNAL
         || ce.m_Type == cmCacheManager::STATIC)
        {
        continue;
        }
      if(askedCache.count(key))
        {
        cmCacheManager::CacheEntry& e = askedCache.find(key)->second;
        if(e.m_Value != ce.m_Value)
          {
          if(m_ShowAdvanced || !cmCacheManager::GetInstance()->IsAdvanced(key.c_str()))
            {
            this->AskUser(key.c_str(), ce);
            asked = true;
            }
          }
        }
      else
        {    
        if(m_ShowAdvanced || !cmCacheManager::GetInstance()->IsAdvanced(key.c_str()))
          {
          this->AskUser(key.c_str(), ce);
          asked = true;
          }
        }
      askedCache[key] = i->second;
      }
    cmCacheManager::GetInstance()->
      SaveCache(cmSystemTools::GetCurrentWorkingDirectory().c_str());
    }
  while(asked);
  this->ShowMessage("CMake complete, run make to build project.\n");
}