Refactor transitive dependencies to work on all targets

[builder.git] / source / virtualfilesystem.cpp

diff --git a/source/virtualfilesystem.cpp b/source/virtualfilesystem.cpp
deleted file mode 100644 (file)
index 0ada219..0000000
--- a/source/virtualfilesystem.cpp
+++ /dev/null
@@ -1,157 +0,0 @@
-#include <msp/fs/stat.h>
-#include <msp/fs/utils.h>
-#include <msp/io/print.h>
-#include <msp/strings/utils.h>
-#include "builder.h"
-#include "csourcefile.h"
-#include "misc.h"
-#include "sharedlibrary.h"
-#include "staticlibrary.h"
-#include "tool.h"
-#include "virtualfilesystem.h"
-
-using namespace std;
-using namespace Msp;
-
-namespace {
-
-void update_hash(string &hash, const string &value)
-{
-       for(unsigned i=0; i<value.size(); ++i)
-               hash[i%hash.size()] ^= value[i];
-}
-
-}
-
-
-VirtualFileSystem::VirtualFileSystem(Builder &b):
-       builder(b)
-{
-}
-
-FileTarget *VirtualFileSystem::get_target(const FS::Path &p) const
-{
-       TargetMap::const_iterator i = targets.find(p.str());
-       if(i!=targets.end())
-               return static_cast<FileTarget *>(i->second);
-       return 0;
-}
-
-void VirtualFileSystem::register_path(const FS::Path &path, FileTarget *t)
-{
-       targets.insert(TargetMap::value_type(path.str(), t));
-}
-
-FileTarget *VirtualFileSystem::find_header(const string &name, const SearchPath &path)
-{
-       string hash(8, 0);
-       for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
-               update_hash(hash, *i);
-
-       string id = hash+name;
-       TargetMap::iterator i = include_cache.find(id);
-       if(i!=include_cache.end())
-               return i->second;
-
-       if(builder.get_verbose()>=5)
-               IO::print("Looking for header %s with path %s\n", name, join(path.begin(), path.end()));
-
-       // XXX This will cause trouble with multiple architectures in a single build
-       const Tool *tool = builder.get_toolchain().get_tool_for_suffix(FS::extpart(FS::basename(name)), true);
-       if(!tool)
-               return 0;
-       const Tool::SearchPath &syspath = tool->get_system_path();
-
-       FileTarget *tgt = 0;
-       for(SearchPath::const_iterator j=path.begin(); (!tgt && j!=path.end()); ++j)
-               tgt = get_header(FS::Path(*j)/name, *tool);
-       for(Tool::SearchPath::const_iterator j=syspath.begin(); (!tgt && j!=syspath.end()); ++j)
-               tgt = get_header(FS::Path(*j)/name, *tool);
-
-       include_cache.insert(TargetMap::value_type(id, tgt));
-
-       return tgt;
-}
-
-FileTarget *VirtualFileSystem::find_library(const string &lib, const SearchPath &path, LibMode mode)
-{
-       string hash(8, 0);
-       for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
-               update_hash(hash, *i);
-
-       string id = hash+string(1, mode)+lib;
-       TargetMap::iterator i = library_cache.find(id);
-       if(i!=library_cache.end())
-               return i->second;
-
-       const Tool &linker = builder.get_toolchain().get_tool("LINK");
-       const Tool::SearchPath &syspath = linker.get_system_path();
-
-       if(builder.get_verbose()>=5)
-               IO::print("Looking for library %s with path %s\n", lib, join(path.begin(), path.end()));
-
-       FileTarget *tgt = 0;
-       for(SearchPath::const_iterator j=path.begin(); (!tgt && j!=path.end()); ++j)
-               tgt = get_library(lib, *j, mode);
-       for(Tool::SearchPath::const_iterator j=syspath.begin(); (!tgt && j!=syspath.end()); ++j)
-               tgt = get_library(lib, *j, mode);
-
-       library_cache.insert(TargetMap::value_type(id, tgt));
-
-       return tgt;
-}
-
-FileTarget *VirtualFileSystem::get_header(const FS::Path &fn, const Tool &tool)
-{
-       if(FileTarget *tgt = get_target(fn))
-               return tgt;
-
-       if(FS::is_reg(fn))
-               return dynamic_cast<FileTarget *>(tool.create_source(fn));
-
-       return 0;
-}
-
-FileTarget *VirtualFileSystem::get_library(const string &lib, const FS::Path &path, LibMode mode)
-{
-       const Architecture &arch = builder.get_current_arch();
-
-       /* Try dynamic libraries only if library mode permits it */
-       if(mode!=ALL_STATIC)
-       {
-               FS::Path fn = try_patterns(path, arch.get_shared_library_patterns(), lib);
-               if(!fn.empty())
-               {
-                       FileTarget *tgt = get_target(fn);
-                       if(!tgt)
-                               return new SharedLibrary(builder, fn);
-                       else if(mode==DYNAMIC || !tgt->get_package())
-                               return tgt;
-               }
-       }
-
-       /* Static libraries are always considered, since sometimes shared versions
-       may not be available */
-       FS::Path fn = try_patterns(path, arch.get_static_library_patterns(), lib);
-       if(!fn.empty())
-       {
-               if(FileTarget *tgt = get_target(fn))
-                       return tgt;
-               else
-                       return new StaticLibrary(builder, fn);
-       }
-
-       return 0;
-}
-
-FS::Path VirtualFileSystem::try_patterns(const FS::Path &dir, const list<Pattern> &patterns, const string &base)
-{
-       for(list<Pattern>::const_iterator i=patterns.begin(); i!=patterns.end(); ++i)
-       {
-               FS::Path full = dir/i->apply(base);
-               if(get_target(full) || FS::is_reg(full))
-                       return full;
-       }
-
-       return FS::Path();
-}