source/csourcefile.cpp

   1 #include <msp/core/maputils.h>
   2 #include <msp/fs/utils.h>
   3 #include <msp/io/print.h>
   4 #include <msp/strings/regex.h>
   5 #include "builder.h"
   6 #include "component.h"
   7 #include "csourcefile.h"
   8 #include "sourcepackage.h"
   9
  10 using namespace std;
  11 using namespace Msp;
  12
  13 CSourceFile::CSourceFile(Builder &b, const FS::Path &p):
  14         SourceFile(b, p)
  15 { }
  16
  17 CSourceFile::CSourceFile(Builder &b, const Component &c, const FS::Path &p):
  18         SourceFile(b, c, p)
  19 {
  20         string ext = FS::extpart(FS::basename(path));
  21         if(ext==".h" || ext==".H" || ext==".hpp")
  22                 install_location = FS::Path("include")/package->get_name();
  23 }
  24
  25 void CSourceFile::find_dependencies()
  26 {
  27         if(!component || !mtime)
  28                 return;
  29
  30         const SourcePackage &spkg = component->get_package();
  31
  32         Cache &cache = spkg.get_cache();
  33         if(mtime<cache.get_mtime() && cache.has_key(this, "includes"))
  34                 includes = cache.get_values(this, "includes");
  35         else
  36         {
  37                 IO::BufferedFile in(path.str());
  38
  39                 builder.get_logger().log("files", format("Reading includes from %s", path.str()));
  40
  41                 Regex r_include("^[ \t]*#include[ \t]+([\"<].*)[\">]");
  42
  43                 string line;
  44                 while(in.getline(line))
  45                         if(RegMatch match = r_include.match(line))
  46                                 includes.push_back(match[1].str);
  47
  48                 cache.set_values(this, "includes", includes);
  49         }
  50
  51         const BuildInfo::PathList &incpath = component->get_build_info().incpath;
  52         BuildInfo::PathList local_incpath = incpath;
  53         local_incpath.push_front(FS::dirname(path).str());
  54
  55         for(IncludeList::iterator i=includes.begin(); i!=includes.end(); ++i)
  56         {
  57                 Target *hdr = builder.get_vfs().find_header(i->substr(1), ((*i)[0]=='"' ? local_incpath : incpath));
  58                 if(hdr)
  59                         add_dependency(*hdr);
  60         }
  61 }