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         rpath_mode(NO_RPATH),
  32         threads(false),
  33         debug(false),
  34         optimize(0),
  35         strip(false),
  36         warning_level(0),
  37         fatal_warnings(false)
  38 { }
  39
  40 BuildInfo::LibraryMode BuildInfo::get_libmode_for(const string &lib) const
  41 {
  42         LibModeMap::const_iterator i = libmodes.find(lib);
  43         if(i!=libmodes.end())
  44                 return i->second;
  45         return libmode;
  46 }
  47
  48 void BuildInfo::update_from(const BuildInfo &bi, UpdateLevel level)
  49 {
  50         for(DefineMap::const_iterator i=bi.defines.begin(); i!=bi.defines.end(); ++i)
  51                 defines[i->first] = i->second;
  52         incpath.insert(incpath.begin(), bi.incpath.begin(), bi.incpath.end());
  53         threads = bi.threads;
  54         for(StandardMap::const_iterator i=bi.standards.begin(); i!=bi.standards.end(); ++i)
  55                 standards[i->first] = i->second;
  56
  57         if(level!=CHAINED)
  58         {
  59                 libpath.insert(libpath.begin(), bi.libpath.begin(), bi.libpath.end());
  60                 libs.insert(libs.begin(), bi.libs.begin(), bi.libs.end());
  61         }
  62
  63         if(level==LOCAL)
  64         {
  65                 sysroot = bi.sysroot;
  66                 local_incpath.insert(local_incpath.begin(), bi.local_incpath.begin(), bi.local_incpath.end());
  67                 libmode = bi.libmode;
  68                 rpath_mode = bi.rpath_mode;
  69                 for(LibModeMap::const_iterator i=bi.libmodes.begin(); i!=bi.libmodes.end(); ++i)
  70                         libmodes[i->first] = i->second;
  71                 keep_symbols.insert(keep_symbols.end(), bi.keep_symbols.begin(), bi.keep_symbols.end());
  72                 debug = bi.debug;
  73                 optimize = bi.optimize;
  74                 strip = bi.strip;
  75                 warning_level = bi.warning_level;
  76                 fatal_warnings = bi.fatal_warnings;
  77         }
  78
  79         unique(incpath);
  80         unique(local_incpath);
  81         unique(libpath);
  82         unique(libs);
  83         unique(keep_symbols);
  84 }
  85
  86
  87 BuildInfo::LanguageStandard::LanguageStandard(const string &std)
  88 {
  89         string::size_type num = string::npos;
  90         for(string::size_type i=0; (num==string::npos && i<std.size()); ++i)
  91                 if(isdigit(static_cast<unsigned char>(std[i])))
  92                         num = i;
  93         type = std.substr(0, num);
  94         year = lexical_cast<unsigned>(std.substr(num));
  95         year += (year<70 ? 2000 : 1900);
  96 }
  97
  98 string BuildInfo::LanguageStandard::str() const
  99 {
 100         return format("%s%02d", type, year%100);
 101 }
 102
 103
 104 BuildInfo::Loader::Loader(BuildInfo &bi):
 105         DataFile::ObjectLoader<BuildInfo>(bi)
 106 {
 107         add("debug",    &BuildInfo::debug);
 108         add("define",   &Loader::define);
 109         add("incpath",  &Loader::incpath);
 110         add("keep_symbol", &Loader::keep_symbol);
 111         add("libpath",  &Loader::libpath);
 112         add("library",  &Loader::library);
 113         add("libmode",  &BuildInfo::libmode);
 114         add("libmode",  &Loader::libmode_for_lib);
 115         add("local_incpath", &Loader::local_incpath);
 116         add("optimize", &BuildInfo::optimize);
 117         add("runtime_path_mode", &BuildInfo::rpath_mode);
 118         add("standard", &Loader::standard);
 119         add("strip",    &BuildInfo::strip);
 120         add("sysroot",  &Loader::sysroot);
 121         add("threads",  &BuildInfo::threads);
 122         add("warning_level", &BuildInfo::warning_level);
 123         add("fatal_warnings", &BuildInfo::fatal_warnings);
 124 }
 125
 126 void BuildInfo::Loader::incpath(const string &s)
 127 {
 128         obj.incpath.push_back(s);
 129 }
 130
 131 void BuildInfo::Loader::define(const string &d, const string &v)
 132 {
 133         obj.defines[d] = v;
 134 }
 135
 136 void BuildInfo::Loader::keep_symbol(const string &s)
 137 {
 138         obj.keep_symbols.push_back(s);
 139 }
 140
 141 void BuildInfo::Loader::libmode_for_lib(const string &l, LibraryMode m)
 142 {
 143         obj.libmodes[l] = m;
 144 }
 145
 146 void BuildInfo::Loader::libpath(const string &s)
 147 {
 148         obj.libpath.push_back(s);
 149 }
 150
 151 void BuildInfo::Loader::library(const string &s)
 152 {
 153         obj.libs.push_back(s);
 154 }
 155
 156 void BuildInfo::Loader::local_incpath(const string &s)
 157 {
 158         obj.local_incpath.push_back(s);
 159 }
 160
 161 void BuildInfo::Loader::standard(DataFile::Symbol tag, const string &std)
 162 {
 163         obj.standards[tag.name] = std;
 164 }
 165
 166 void BuildInfo::Loader::sysroot(const string &s)
 167 {
 168         obj.sysroot = s;
 169 }
 170
 171
 172 void operator>>(const LexicalConverter &conv, BuildInfo::LibraryMode &libmode)
 173 {
 174         if(conv.get()=="FORCE_STATIC")
 175                 libmode = BuildInfo::FORCE_STATIC;
 176         else if(conv.get()=="STATIC")
 177                 libmode = BuildInfo::STATIC;
 178         else if(conv.get()=="DYNAMIC")
 179                 libmode = BuildInfo::DYNAMIC;
 180         else if(conv.get()=="FORCE_DYNAMIC")
 181                 libmode = BuildInfo::FORCE_DYNAMIC;
 182         else
 183                 throw lexical_error(format("Conversion of '%s' to LibraryMode", conv.get()));
 184 }
 185
 186
 187 void operator>>(const LexicalConverter &conv, BuildInfo::RuntimePathMode &rpath_mode)
 188 {
 189         if(conv.get()=="NONE")
 190                 rpath_mode = BuildInfo::NO_RPATH;
 191         else if(conv.get()=="RELATIVE")
 192                 rpath_mode = BuildInfo::RELATIVE;
 193         else if(conv.get()=="ABSOLUTE")
 194                 rpath_mode = BuildInfo::ABSOLUTE;
 195         else
 196                 throw lexical_error(format("Conversion of '%s' to RuntimePathMode", conv.get()));
 197 }