source/buildinfo.cpp

   1 #include <set>
   2 #include <msp/core/algorithm.h>
   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 vector, leaving only the first one.
  12 The order of other elements is preserved. */
  13 template<typename T>
  14 void unique(vector<T> &v)
  15 {
  16         vector<T> seen;
  17         for(auto i=v.begin(); i!=v.end(); )
  18         {
  19                 auto j = lower_bound(seen, *i);
  20                 if(j!=seen.end() && *j==*i)
  21                         i = v.erase(i);
  22                 else
  23                         seen.insert(j, *i++);
  24         }
  25 }
  26
  27 }
  28
  29
  30 BuildInfo::BuildInfo():
  31         libmode(DYNAMIC),
  32         rpath_mode(NO_RPATH),
  33         threads(false),
  34         debug(false),
  35         optimize(0),
  36         strip(false),
  37         warning_level(0),
  38         fatal_warnings(false)
  39 { }
  40
  41 BuildInfo::LibraryMode BuildInfo::get_libmode_for(const string &lib) const
  42 {
  43         auto i = libmodes.find(lib);
  44         if(i!=libmodes.end())
  45                 return i->second;
  46         return libmode;
  47 }
  48
  49 void BuildInfo::update_from(const BuildInfo &bi, UpdateLevel level)
  50 {
  51         for(const auto &kvp: bi.defines)
  52                 defines[kvp.first] = kvp.second;
  53         incpath.insert(incpath.begin(), bi.incpath.begin(), bi.incpath.end());
  54         threads = bi.threads;
  55
  56         for(const auto &kvp: bi.standards)
  57         {
  58                 auto j = standards.find(kvp.first);
  59                 if(j==standards.end())
  60                         standards.insert(kvp);
  61                 else if(kvp.second.type!=j->second.type || kvp.second.year!=j->second.year)
  62                 {
  63                         if(!kvp.second.type.compare(0, 3, "gnu"))
  64                                 j->second.type = kvp.second.type;
  65                         if(kvp.second.year>j->second.year)
  66                                 j->second.year = kvp.second.year;
  67                 }
  68         }
  69
  70         if(level!=CHAINED)
  71         {
  72                 libpath.insert(libpath.begin(), bi.libpath.begin(), bi.libpath.end());
  73                 libs.insert(libs.begin(), bi.libs.begin(), bi.libs.end());
  74         }
  75
  76         if(level==LOCAL)
  77         {
  78                 sysroot = bi.sysroot;
  79                 local_incpath.insert(local_incpath.begin(), bi.local_incpath.begin(), bi.local_incpath.end());
  80                 libmode = bi.libmode;
  81                 rpath_mode = bi.rpath_mode;
  82                 for(const auto &kvp: bi.libmodes)
  83                         libmodes[kvp.first] = kvp.second;
  84                 keep_symbols.insert(keep_symbols.end(), bi.keep_symbols.begin(), bi.keep_symbols.end());
  85                 debug = bi.debug;
  86                 optimize = bi.optimize;
  87                 strip = bi.strip;
  88                 warning_level = bi.warning_level;
  89                 fatal_warnings = bi.fatal_warnings;
  90         }
  91
  92         unique(incpath);
  93         unique(local_incpath);
  94         unique(libpath);
  95         unique(libs);
  96         unique(keep_symbols);
  97 }
  98
  99
 100 BuildInfo::LanguageStandard::LanguageStandard(const string &std)
 101 {
 102         auto i = find_if(std, [](char c){ return isdigit(static_cast<unsigned char>(c)); });
 103         string::size_type num = i-std.begin();
 104         type = std.substr(0, num);
 105         year = lexical_cast<unsigned>(std.substr(num));
 106         year += (year<70 ? 2000 : 1900);
 107 }
 108
 109 string BuildInfo::LanguageStandard::str() const
 110 {
 111         return format("%s%02d", type, year%100);
 112 }
 113
 114
 115 BuildInfo::Loader::Loader(BuildInfo &bi):
 116         DataFile::ObjectLoader<BuildInfo>(bi)
 117 {
 118         add("debug",    &BuildInfo::debug);
 119         add("define",   &Loader::define);
 120         add("incpath",  &Loader::incpath);
 121         add("keep_symbol", &Loader::keep_symbol);
 122         add("libpath",  &Loader::libpath);
 123         add("library",  &Loader::library);
 124         add("libmode",  &BuildInfo::libmode);
 125         add("libmode",  &Loader::libmode_for_lib);
 126         add("local_incpath", &Loader::local_incpath);
 127         add("optimize", &BuildInfo::optimize);
 128         add("runtime_path_mode", &BuildInfo::rpath_mode);
 129         add("standard", &Loader::standard);
 130         add("strip",    &BuildInfo::strip);
 131         add("sysroot",  &Loader::sysroot);
 132         add("threads",  &BuildInfo::threads);
 133         add("warning_level", &BuildInfo::warning_level);
 134         add("fatal_warnings", &BuildInfo::fatal_warnings);
 135 }
 136
 137 void BuildInfo::Loader::incpath(const string &s)
 138 {
 139         obj.incpath.push_back(s);
 140 }
 141
 142 void BuildInfo::Loader::define(const string &d, const string &v)
 143 {
 144         obj.defines[d] = v;
 145 }
 146
 147 void BuildInfo::Loader::keep_symbol(const string &s)
 148 {
 149         obj.keep_symbols.push_back(s);
 150 }
 151
 152 void BuildInfo::Loader::libmode_for_lib(const string &l, LibraryMode m)
 153 {
 154         obj.libmodes[l] = m;
 155 }
 156
 157 void BuildInfo::Loader::libpath(const string &s)
 158 {
 159         obj.libpath.push_back(s);
 160 }
 161
 162 void BuildInfo::Loader::library(const string &s)
 163 {
 164         obj.libs.push_back(s);
 165 }
 166
 167 void BuildInfo::Loader::local_incpath(const string &s)
 168 {
 169         obj.local_incpath.push_back(s);
 170 }
 171
 172 void BuildInfo::Loader::standard(DataFile::Symbol tag, const string &std)
 173 {
 174         obj.standards[tag.name] = std;
 175 }
 176
 177 void BuildInfo::Loader::sysroot(const string &s)
 178 {
 179         obj.sysroot = s;
 180 }
 181
 182
 183 void operator>>(const LexicalConverter &conv, BuildInfo::LibraryMode &libmode)
 184 {
 185         if(conv.get()=="FORCE_STATIC")
 186                 libmode = BuildInfo::FORCE_STATIC;
 187         else if(conv.get()=="STATIC")
 188                 libmode = BuildInfo::STATIC;
 189         else if(conv.get()=="DYNAMIC")
 190                 libmode = BuildInfo::DYNAMIC;
 191         else if(conv.get()=="FORCE_DYNAMIC")
 192                 libmode = BuildInfo::FORCE_DYNAMIC;
 193         else
 194                 throw lexical_error(format("Conversion of '%s' to LibraryMode", conv.get()));
 195 }
 196
 197
 198 void operator>>(const LexicalConverter &conv, BuildInfo::RuntimePathMode &rpath_mode)
 199 {
 200         if(conv.get()=="NONE")
 201                 rpath_mode = BuildInfo::NO_RPATH;
 202         else if(conv.get()=="RELATIVE")
 203                 rpath_mode = BuildInfo::RELATIVE;
 204         else if(conv.get()=="ABSOLUTE")
 205                 rpath_mode = BuildInfo::ABSOLUTE;
 206         else
 207                 throw lexical_error(format("Conversion of '%s' to RuntimePathMode", conv.get()));
 208 }