source/sourcefile.cpp

   1 /* $Id$
   2
   3 This file is part of builder
   4 Copyright © 2006-2007 Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #include <fstream>
   9 #include <msp/strings/regex.h>
  10 #include "builder.h"
  11 #include "component.h"
  12 #include "package.h"
  13 #include "sourcefile.h"
  14
  15 using namespace std;
  16 using namespace Msp;
  17
  18 SourceFile::SourceFile(Builder &b, const Component *c, const string &n):
  19         Target(b, c?&c->get_package():0, n),
  20         comp(c)
  21 { }
  22
  23 /**
  24 Parses include directives from the file and looks up the appropriate targets
  25 from Builder.
  26 */
  27 void SourceFile::find_depends()
  28 {
  29         ifstream in(name.c_str());
  30         if(!in) return;
  31
  32         Regex r_include("^[ \t]*#include[ \t]+([\"<].*)[\">]");
  33
  34         string line;
  35         while(getline(in, line))
  36                 if(RegMatch match=r_include.match(line))
  37                         includes.push_back(match[1].str);
  38
  39         const StringList &incpath=comp->get_build_info().incpath;
  40         const string &arch=comp->get_package().get_arch();
  41
  42         string path=name.substr(0, name.rfind('/'));
  43         for(list<string>::iterator i=includes.begin(); i!=includes.end(); ++i)
  44         {
  45                 Target *hdr=builder.get_header(*i, arch, path, incpath);
  46                 if(hdr)
  47                         add_depend(hdr);
  48         }
  49
  50         deps_ready=true;
  51 }