libstdc++-v3/docs/doxygen/stdheader.cc

   1 // This is a slow larval-stage kludge to help massage the generated man
   2 // pages.  It's used like this:
   3 const char* const usage =
   4 "\nTakes on stdin, whitespace-separated words of the form\n"
   5 "\n"
   6 "    [bits/]stl_foo.h\n"
   7 "    [bits/]std_foo.h\n"
   8 "\n"
   9 "and writes on stdout the nearest matching standard header name.\n"
  10 "\n"
  11 "Takes no command-line arguments.\n"
  12 "\n";
  13
  14 #include <string>
  15 #include <map>
  16 #include <iostream>
  17
  18 typedef std::map<std::string, std::string>   Map;
  19
  20 Map  headers;
  21
  22 void init_map()
  23 {
  24     // Enter the glamourous world of data entry!!  Maintain these!
  25     headers["algo.h"]                   = "algorithm";
  26     headers["algobase.h"]               = "algorithm";
  27     headers["algorithm.h"]              = "algorithm";
  28     headers["alloc.h"]                  = "memory";
  29     headers["basic_ios.h"]              = "ios";
  30     headers["basic_ios.tcc"]            = "ios";
  31     headers["basic_string.h"]           = "string";
  32     headers["basic_string.tcc"]         = "string";
  33     headers["bitset.h"]                 = "bitset";
  34     headers["bvector.h"]                = "vector";
  35     //headers["char_traits.h"]            uhhhhhh
  36     headers["complex.h"]                = "complex";
  37     //headers["construct.h"]              stl_construct.h entirely internal
  38     headers["deque.h"]                  = "deque";
  39     headers["fstream.h"]                = "fstream";
  40     headers["fstream.tcc"]              = "fstream";
  41     headers["function.h"]               = "functional";
  42     headers["functional.h"]             = "functional";
  43     headers["heap.h"]                   = "algorithm";
  44     headers["iomanip.h"]                = "iomanip";
  45     headers["ios.h"]                    = "ios";
  46     headers["iosfwd.h"]                 = "iosfwd";
  47     headers["iostream.h"]               = "iostream";
  48     headers["istream.h"]                = "istream";
  49     headers["istream.tcc"]              = "istream";
  50     headers["iterator.h"]               = "iterator";
  51     headers["iterator_base_funcs.h"]    = "iterator";
  52     headers["iterator_base_types.h"]    = "iterator";
  53     headers["limits.h"]                 = "limits";
  54     headers["list.h"]                   = "list";
  55     headers["locale.h"]                 = "locale";
  56     headers["locale_facets.h"]          = "locale";
  57     headers["locale_facets.tcc"]        = "locale";
  58     headers["map.h"]                    = "map";
  59     headers["memory.h"]                 = "memory";
  60     headers["multimap.h"]               = "map";
  61     headers["multiset.h"]               = "set";
  62     headers["numeric.h"]                = "numeric";
  63     headers["ostream.h"]                = "ostream";
  64     headers["ostream.tcc"]              = "ostream";
  65     headers["pair.h"]                   = "utility";
  66     //headers["pthread_alloc.h"]          who knows
  67     headers["queue.h"]                  = "queue";
  68     headers["raw_storage_iter.h"]       = "memory";
  69     headers["relops.h"]                 = "utility";
  70     headers["set.h"]                    = "set";
  71     headers["sstream.h"]                = "sstream";
  72     headers["sstream.tcc"]              = "sstream";
  73     headers["stack.h"]                  = "stack";
  74     headers["stdexcept.h"]              = "stdexcept";
  75     headers["streambuf.h"]              = "streambuf";
  76     headers["streambuf.tcc"]            = "streambuf";
  77     headers["string.h"]                 = "string";
  78     headers["tempbuf.h"]                = "memory";
  79     //headers["threads.h"]                who knows
  80     headers["tree.h"]                   = "backward/tree.h";
  81     headers["uninitialized.h"]          = "memory";
  82     headers["utility.h"]                = "utility";
  83     headers["valarray.h"]               = "valarray";
  84     headers["valarray_array.h"]         = "valarray";
  85     headers["valarray_array.tcc"]       = "valarray";
  86     headers["valarray_meta.h"]          = "valarray";
  87     headers["vector.h"]                 = "vector";
  88
  89     // C wrappers -- probably was an easier way to do these, but oh well
  90     headers["cassert.h"]                = "cassert";
  91     headers["cctype.h"]                 = "cctype";
  92     headers["cerrno.h"]                 = "cerrno";
  93     headers["cfloat.h"]                 = "cfloat";
  94     headers["climits.h"]                = "climits";
  95     headers["clocale.h"]                = "clocale";
  96     headers["cmath.h"]                  = "cmath";
  97     headers["csetjmp.h"]                = "csetjmp";
  98     headers["csignal.h"]                = "csignal";
  99     headers["cstdarg.h"]                = "cstdarg";
 100     headers["cstddef.h"]                = "cstddef";
 101     headers["cstdio.h"]                 = "cstdio";
 102     headers["cstdlib.h"]                = "cstdlib";
 103     headers["cstring.h"]                = "cstring";
 104     headers["ctime.h"]                  = "ctime";
 105     headers["cwchar.h"]                 = "cwchar";
 106     headers["cwctype.h"]                = "cwctype";
 107 }
 108
 109
 110 void do_word (std::string const& longheader)
 111 {
 112     std::string::size_type start = 0;
 113
 114     // if it doesn't contain a "." then it's already a std header
 115     if (longheader.find(".") == std::string::npos)
 116     {
 117         std::cout << longheader << '\n';
 118         return;
 119     }
 120
 121     if (longheader.substr(start,5) == "bits/")  start += 5;
 122     if ((longheader.substr(start,4) == "stl_") ||
 123         (longheader.substr(start,4) == "std_"))
 124     {
 125         start += 4;
 126     }
 127
 128     // come on, gdb, find `p' already...
 129     const char* p = longheader.substr(start).c_str();
 130     Map::iterator word = headers.find(p);
 131     if (word != headers.end())
 132         std::cout << word->second << '\n';
 133     else std::cout << "MAYBE_AN_ERROR_MESSAGE_HERE\n";
 134 }
 135
 136
 137 int main (int argc, char**)
 138 {
 139     if (argc > 1)
 140     {
 141         std::cerr << usage;
 142         exit(0);
 143     }
 144
 145     init_map();
 146
 147     std::string w;
 148     while (std::cin >> w)
 149         do_word (w);
 150 }
 151
 152 // vim:ts=4:et:
 153