source/sourcefile.cpp

   1 #include <fstream>
   2 #include <msp/regex++/regex++.h>
   3 #include "builder.h"
   4 #include "component.h"
   5 #include "sourcefile.h"
   6
   7 using namespace std;
   8 using namespace Msp;
   9
  10 SourceFile::SourceFile(Builder &b, const Component *c, const string &n):
  11         Target(b, c?&c->get_package():0, n),
  12         comp(c)
  13 { }
  14
  15 void SourceFile::find_depends()
  16 {
  17         ifstream in(name.c_str());
  18         if(!in) return;
  19
  20         Regex r_include("^[ \t]*#include[ \t]+([\"<].*)[\">]");
  21
  22         string line;
  23         while(getline(in, line))
  24                 if(RegMatch match=r_include.match(line))
  25                         includes.push_back(match[1].str());
  26
  27         string path=name.substr(0, name.rfind('/'));
  28         for(list<string>::iterator i=includes.begin(); i!=includes.end(); ++i)
  29         {
  30                 Target *hdr=builder.get_header(*i, path, comp->get_build_info().incpath);
  31                 if(hdr)
  32                         add_depend(hdr);
  33         }
  34 }
  35
  36 void SourceFile::check_rebuild()
  37 {
  38         for(list<Target *>::iterator i=depends.begin(); i!=depends.end(); ++i)
  39                 vmtime=max(vmtime, (*i)->get_virtual_mtime());
  40 }