+++ /dev/null
-#include <msp/fs/stat.h>
-#include <msp/io/print.h>
-#include <msp/strings/utils.h>
-#include "builder.h"
-#include "csourcefile.h"
-#include "misc.h"
-#include "sharedlibrary.h"
-#include "systemlibrary.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 &include, const FS::Path &from, const list<string> &path)
-{
- string hash(8, 0);
- if(include[0]=='\"')
- update_hash(hash, from.str());
- for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
- update_hash(hash, *i);
-
- string id = hash+include;
- TargetMap::iterator i = include_cache.find(id);
- if(i!=include_cache.end())
- return i->second;
-
- static string cxx_ver;
- if(cxx_ver.empty())
- {
- // XXX This needs to go elsewhere
- /*StringList argv;
- argv.push_back(current_arch->get_tool("CXX"));
- argv.push_back("--version");
- if(RegMatch m = Regex("[0-9]\\.[0-9.]+").match(run_command(argv)))
- {
- cxx_ver = m[0].str;
- while(!cxx_ver.empty() && !FS::is_dir(FS::Path("/usr/include/c++")/cxx_ver))
- {
- string::size_type dot = cxx_ver.rfind('.');
- if(dot==string::npos)
- break;
- cxx_ver.erase(dot);
- }
- if(verbose>=5)
- IO::print("C++ version is %s\n", cxx_ver);
- }
- else*/
- cxx_ver = "-";
- }
-
- string fn = include.substr(1);
- if(builder.get_verbose()>=5)
- IO::print("Looking for include %s from %s with path %s\n", fn, from, join(path.begin(), path.end()));
-
- SearchPath syspath;
- const Architecture &arch = builder.get_current_arch();
- if(arch.is_native())
- syspath.push_back("/usr/include");
- else
- syspath.push_back("/usr/"+arch.get_cross_prefix()+"/include");
- if(cxx_ver!="-")
- syspath.push_back((FS::Path("/usr/include/c++/")/cxx_ver).str());
-
- FileTarget *tgt = 0;
- if(include[0]=='\"')
- tgt = get_header(FS::Path(from)/fn);
- for(list<string>::const_iterator j=path.begin(); (!tgt && j!=path.end()); ++j)
- tgt = get_header(FS::Path(*j)/fn);
- for(list<string>::const_iterator j=syspath.begin(); (!tgt && j!=syspath.end()); ++j)
- tgt = get_header(FS::Path(*j)/fn);
-
- include_cache.insert(TargetMap::value_type(id, tgt));
-
- return tgt;
-}
-
-FileTarget *VirtualFileSystem::find_library(const string &lib, const list<string> &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;
-
- SearchPath syspath;
- const Architecture &arch = builder.get_current_arch();
- if(arch.is_native())
- {
- syspath.push_back("/lib");
- syspath.push_back("/usr/lib");
- if(arch.match_name("pc-32-linux"))
- syspath.push_back("/usr/lib/i386-linux-gnu");
- else if(arch.match_name("pc-64-linux"))
- syspath.push_back("/usr/lib/x86_64-linux-gnu");
- }
- else
- syspath.push_back("/usr/"+arch.get_cross_prefix()+"/lib");
-
- 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(StringList::const_iterator j=path.begin(); (!tgt && j!=path.end()); ++j)
- tgt = get_library(lib, *j, mode);
- for(StringList::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)
-{
- FileTarget *tgt = get_target(fn);
- if(tgt)
- return tgt;
-
- if(FS::is_reg(fn))
- {
- tgt = new CSourceFile(builder, fn);
- return tgt;
- }
- return 0;
-}
-
-FileTarget *VirtualFileSystem::get_library(const string &lib, const FS::Path &path, LibMode mode)
-{
- // Populate a list of candidate filenames
- StringList candidates;
-
- const Architecture &arch = builder.get_current_arch();
- if(mode!=ALL_STATIC)
- fill_candidates(candidates, arch.get_shared_library_patterns(), lib);
-
- /* Static libraries are always considered, since sometimes shared versions
- may not be available */
- fill_candidates(candidates, arch.get_static_library_patterns(), lib);
-
- for(StringList::iterator i=candidates.begin(); i!=candidates.end(); ++i)
- {
- FS::Path full = path/ *i;
- FileTarget *tgt = get_target(full);
-
- if(tgt)
- {
- Target *real_tgt = tgt->get_real_target();
-
- /* Ignore dynamic libraries from local packages unless library mode is
- DYNAMIC */
- if(dynamic_cast<SharedLibrary *>(real_tgt) && mode!=DYNAMIC)
- continue;
- else if(tgt)
- return tgt;
- }
- else if(FS::is_reg(full))
- {
- tgt = new SystemLibrary(builder, full.str());
- return tgt;
- }
- }
-
- return 0;
-}
-
-void VirtualFileSystem::fill_candidates(StringList &candidates, const list<Pattern> &patterns, const string &base)
-{
- for(list<Pattern>::const_iterator i=patterns.begin(); i!=patterns.end(); ++i)
- candidates.push_back(i->apply(base));
-}
projects / builder.git / blobdiff