source/buildinfo.cpp

   1 #include <algorithm>
   2 #include <set>
   3 #include <msp/strings/format.h>
   4 #include "buildinfo.h"
   5
   6 using namespace std;
   7 using namespace Msp;
   8
   9 namespace {
  10
  11 /** Removes any duplicate entries from a list, leaving only the first one.  The
  12 order of other elements is preserved.  O(nlogn) efficiency. */
  13 template<typename T>
  14 void unique(list<T> &l)
  15 {
  16         set<T> seen;
  17         for(typename list<T>::iterator i=l.begin(); i!=l.end(); )
  18         {
  19                 if(seen.count(*i))
  20                         l.erase(i++);
  21                 else
  22                         seen.insert(*i++);
  23         }
  24 }
  25
  26 }
  27
  28
  29 BuildInfo::BuildInfo():
  30         libmode(DYNAMIC),
  31         threads(false),
  32         debug(false),
  33         optimize(0),
  34         strip(false),
  35         warning_level(0),
  36         fatal_warnings(false)
  37 { }
  38
  39 BuildInfo::LibraryMode BuildInfo::get_libmode_for(const string &lib) const
  40 {
  41         LibModeMap::const_iterator i = libmodes.find(lib);
  42         if(i!=libmodes.end())
  43                 return i->second;
  44         return libmode;
  45 }
  46
  47 void BuildInfo::update_from(const BuildInfo &bi, UpdateLevel level)
  48 {
  49         for(DefineMap::const_iterator i=bi.defines.begin(); i!=bi.defines.end(); ++i)
  50                 defines[i->first] = i->second;
  51         incpath.insert(incpath.end(), bi.incpath.begin(), bi.incpath.end());
  52         if(level!=CHAINED)
  53         {
  54                 libpath.insert(libpath.end(), bi.libpath.begin(), bi.libpath.end());
  55                 libs.insert(libs.end(), bi.libs.begin(), bi.libs.end());
  56         }
  57         threads = bi.threads;
  58         if(level==LOCAL)
  59         {
  60                 libmode = bi.libmode;
  61                 for(LibModeMap::const_iterator i=bi.libmodes.begin(); i!=bi.libmodes.end(); ++i)
  62                         libmodes[i->first] = i->second;
  63                 debug = bi.debug;
  64                 optimize = bi.optimize;
  65                 strip = bi.strip;
  66                 warning_level = bi.warning_level;
  67                 fatal_warnings = bi.fatal_warnings;
  68         }
  69
  70         unique(incpath);
  71         unique(libpath);
  72         unique(libs);
  73 }
  74
  75
  76 BuildInfo::Loader::Loader(BuildInfo &bi):
  77         DataFile::ObjectLoader<BuildInfo>(bi)
  78 {
  79         add("debug",    &BuildInfo::debug);
  80         add("define",   &Loader::define);
  81         add("incpath",  &Loader::incpath);
  82         add("libpath",  &Loader::libpath);
  83         add("library",  &Loader::library);
  84         add("libmode",  &BuildInfo::libmode);
  85         add("libmode",  &Loader::libmode_for_lib);
  86         add("optimize", &BuildInfo::optimize);
  87         add("strip",    &BuildInfo::strip);
  88         add("threads",  &BuildInfo::threads);
  89         add("warning_level", &BuildInfo::warning_level);
  90         add("fatal_warnings", &BuildInfo::fatal_warnings);
  91 }
  92
  93 void BuildInfo::Loader::incpath(const string &s)
  94 {
  95         obj.incpath.push_back(s);
  96 }
  97
  98 void BuildInfo::Loader::define(const string &d, const string &v)
  99 {
 100         obj.defines[d] = v;
 101 }
 102
 103 void BuildInfo::Loader::libmode_for_lib(const string &l, LibraryMode m)
 104 {
 105         obj.libmodes[l] = m;
 106 }
 107
 108 void BuildInfo::Loader::libpath(const string &s)
 109 {
 110         obj.libpath.push_back(s);
 111 }
 112
 113 void BuildInfo::Loader::library(const string &s)
 114 {
 115         obj.libs.push_back(s);
 116 }
 117
 118
 119 void operator>>(const LexicalConverter &conv, BuildInfo::LibraryMode &libmode)
 120 {
 121         if(conv.get()=="FORCE_STATIC")
 122                 libmode = BuildInfo::FORCE_STATIC;
 123         else if(conv.get()=="STATIC")
 124                 libmode = BuildInfo::STATIC;
 125         else if(conv.get()=="DYNAMIC")
 126                 libmode = BuildInfo::DYNAMIC;
 127         else if(conv.get()=="FORCE_DYNAMIC")
 128                 libmode = BuildInfo::FORCE_DYNAMIC;
 129         else
 130                 throw lexical_error(format("Conversion of '%s' to LibraryMode", conv.get()));
 131 }