X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fsourcefile.cpp;h=0fc989d0f5a78927acce28f38050c0feddc7f09d;hb=409a427f912f9c203b102beed0816b53b250931f;hp=42142536607b9a4540929703ae14383538823ea8;hpb=59ac0a44d6edf179c01604c6ced744873213f855;p=builder.git

diff --git a/source/sourcefile.cpp b/source/sourcefile.cpp
index 4214253..0fc989d 100644
--- a/source/sourcefile.cpp
+++ b/source/sourcefile.cpp
@@ -1,40 +1,91 @@
-#include <fstream>
-#include <msp/regex++/regex++.h>
+/* $Id$
+
+This file is part of builder
+Copyright © 2006-2009  Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#include <msp/fs/utils.h>
+#include <msp/io/except.h>
+#include <msp/io/print.h>
+#include <msp/strings/regex.h>
 #include "builder.h"
 #include "component.h"
 #include "sourcefile.h"
+#include "sourcepackage.h"
 
 using namespace std;
 using namespace Msp;
 
-SourceFile::SourceFile(Builder &b, const Component *c, const string &n):
-	Target(b, c?&c->get_package():0, n),
-	comp(c)
+SourceFile::SourceFile(Builder &b, const FS::Path &p):
+	FileTarget(b, 0, p),
+	comp(0)
+{ }
+
+SourceFile::SourceFile(Builder &b, const Component &c, const FS::Path &p):
+	FileTarget(b, &c.get_package(), p),
+	comp(&c)
 { }
 
 void SourceFile::find_depends()
 {
-	ifstream in(name.c_str());
-	if(!in) return;
+	if(!comp)
+	{
+		deps_ready = true;
+		return;
+	}
 
-	Regex r_include("^[ \t]*#include[ \t]+([\"<].*)[\">]");
+	const SourcePackage &spkg = comp->get_package();
+	string relname = FS::relative(path, spkg.get_source()).str();
+	DependencyCache &deps_cache = spkg.get_deps_cache();
+	bool deps_found = false;
+	if(mtime<deps_cache.get_mtime())
+	{
+		try
+		{
+			includes = deps_cache.get_deps(relname);
+			deps_found = true;
+		}
+		catch(const KeyError &)
+		{ }
+	}
 
-	string line;
-	while(getline(in, line))
-		if(RegMatch match=r_include.match(line))
-			includes.push_back(match[1].str());
+	if(!deps_found)
+	{
+		try
+		{
+			IO::BufferedFile in(path.str());
 
-	string path=name.substr(0, name.rfind('/'));
+			if(builder.get_verbose()>=4)
+				IO::print("Reading includes from %s\n", path.str());
+
+			Regex r_include("^[ \t]*#include[ \t]+([\"<].*)[\">]");
+
+			string line;
+			while(in.getline(line))
+				if(RegMatch match = r_include.match(line))
+					includes.push_back(match[1].str);
+
+			deps_cache.set_deps(relname, includes);
+		}
+		catch(const IO::file_not_found &)
+		{
+			if(builder.get_verbose()>=4)
+				IO::print("Failed to read includes from %s\n", path.str());
+			deps_ready = true;
+			return;
+		}
+	}
+
+	const StringList &incpath = comp->get_build_info().incpath;
+
+	FS::Path dir = FS::dirname(path);
 	for(list<string>::iterator i=includes.begin(); i!=includes.end(); ++i)
 	{
-		Target *hdr=builder.get_header(*i, path, comp->get_build_info().incpath);
+		Target *hdr = builder.get_header(*i, dir, incpath);
 		if(hdr)
 			add_depend(hdr);
 	}
-}
 
-void SourceFile::check_rebuild()
-{
-	for(list<Target *>::iterator i=depends.begin(); i!=depends.end(); ++i)
-		vmtime=max(vmtime, (*i)->get_virtual_mtime());
+	deps_ready = true;
 }