+#include <cstdlib>
#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 "executable.h"
#include "misc.h"
#include "sharedlibrary.h"
-#include "sourcefile.h"
-#include "systemlibrary.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)
{
void VirtualFileSystem::register_path(const FS::Path &path, FileTarget *t)
{
targets.insert(TargetMap::value_type(path.str(), t));
+ nonexistent.erase(path);
+ builder.get_logger().log("vfs", format("Path %s registered to %s", path, t->get_name()));
}
-FileTarget *VirtualFileSystem::find_header(const string &include, const FS::Path &from, const list<string> &path)
+FileTarget *VirtualFileSystem::find_header(const string &name, const SearchPath &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 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();
+
+ list<FS::Path> combined_path(path.begin(), path.end());
+ combined_path.insert(combined_path.end(), syspath.begin(), syspath.end());
+
+ for(list<FS::Path>::const_iterator i=combined_path.begin(); i!=combined_path.end(); ++i)
{
- // 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)))
+ FS::Path filename = *i/name;
+ if(FileTarget *tgt = get_target(filename))
{
- 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);
+ builder.get_logger().log("vfs", format("Header %s found in %s as existing %s", name, i->str(), tgt->get_type()));
+ return tgt;
+ }
+ else if(file_exists(filename))
+ {
+ builder.get_logger().log("vfs", format("Header %s found in %s", name, i->str()));
+ return dynamic_cast<FileTarget *>(tool->create_source(filename));
}
- 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));
+ builder.get_logger().log("vfs", format("Header %s not found in %s", name, i->str()));
+ }
- return tgt;
+ return 0;
}
-FileTarget *VirtualFileSystem::find_library(const string &lib, const list<string> &path, LibMode mode)
+FileTarget *VirtualFileSystem::find_library(const string &lib, const SearchPath &path, BuildInfo::LibraryMode mode)
{
- string hash(8, 0);
- for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
- update_hash(hash, *i);
+ const Tool &linker = builder.get_toolchain().get_tool("LINK");
+ const Tool::SearchPath &syspath = linker.get_system_path();
- string id = hash+string(1, mode)+lib;
- TargetMap::iterator i = library_cache.find(id);
- if(i!=library_cache.end())
- return i->second;
+ list<FS::Path> combined_path(path.begin(), path.end());
+ combined_path.insert(combined_path.end(), syspath.begin(), syspath.end());
- SearchPath syspath;
const Architecture &arch = builder.get_current_arch();
- if(arch.is_native())
+
+ list<string> shared_names;
+ if(mode!=BuildInfo::FORCE_STATIC)
{
- 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");
+ const list<Pattern> &shared_patterns = arch.get_shared_library_patterns();
+ for(list<Pattern>::const_iterator i=shared_patterns.begin(); i!=shared_patterns.end(); ++i)
+ shared_names.push_back(i->apply(lib));
}
- 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));
+ list<string> static_names;
+ if(mode!=BuildInfo::FORCE_DYNAMIC)
+ {
+ const list<Pattern> &static_patterns = arch.get_static_library_patterns();
+ for(list<Pattern>::const_iterator i=static_patterns.begin(); i!=static_patterns.end(); ++i)
+ static_names.push_back(i->apply(lib));
+ }
- return tgt;
-}
+ for(list<FS::Path>::const_iterator i=combined_path.begin(); i!=combined_path.end(); ++i)
+ {
+ const list<string> *cur_names = (mode>=BuildInfo::DYNAMIC ? &shared_names : &static_names);
+ for(list<string>::const_iterator j=cur_names->begin(); j!=cur_names->end(); )
+ {
+ FS::Path filename = *i / *j;
+ if(FileTarget *tgt = get_target(filename))
+ {
+ if(cur_names!=&shared_names || mode==BuildInfo::DYNAMIC)
+ {
+ builder.get_logger().log("vfs", format("Library %s (%s) found in %s as existing %s", lib, *j, i->str(), tgt->get_type()));
+ return tgt;
+ }
+ }
+ else if(file_exists(filename))
+ {
+ builder.get_logger().log("vfs", format("Library %s (%s) found in %s", lib, *j, i->str()));
+ if(cur_names==&shared_names)
+ return new SharedLibrary(builder, filename);
+ else
+ return new StaticLibrary(builder, filename);
+ }
-FileTarget *VirtualFileSystem::get_header(const FS::Path &fn)
-{
- FileTarget *tgt = get_target(fn);
- if(tgt)
- return tgt;
+ if(++j==cur_names->end())
+ {
+ if(mode==BuildInfo::DYNAMIC && cur_names==&shared_names)
+ cur_names = &static_names;
+ else if(mode==BuildInfo::STATIC && cur_names==&static_names)
+ cur_names = &shared_names;
+ else
+ break;
+ j = cur_names->begin();
+ }
+ }
- if(FS::is_reg(fn))
- {
- tgt = new SourceFile(builder, fn);
- return tgt;
+ builder.get_logger().log("vfs", format("Library %s not found in %s", lib, i->str()));
}
+
return 0;
}
-FileTarget *VirtualFileSystem::get_library(const string &lib, const FS::Path &path, LibMode mode)
+FileTarget *VirtualFileSystem::find_binary(const string &name)
{
- // Populate a list of candidate filenames
- StringList candidates;
-
- const Architecture &arch = builder.get_current_arch();
- if(mode!=ALL_STATIC)
+ SearchPath path;
+ if(const char *env_path = getenv("PATH"))
{
- // XXX Should probably let the Architecture populate the list
- if(arch.get_system()=="windows")
- {
- candidates.push_back("lib"+lib+".dll");
- candidates.push_back(lib+".dll");
- }
- else
- candidates.push_back("lib"+lib+".so");
+ vector<string> parts = split(env_path, ':');
+ for(vector<string>::const_iterator i=parts.begin(); i!=parts.end(); ++i)
+ path.push_back(*i);
}
-
- /* Static libraries are always considered, since sometimes shared versions
- may not be available */
- candidates.push_back("lib"+lib+".a");
- if(arch.get_system()=="windows")
- candidates.push_back("lib"+lib+".dll.a");
-
- for(StringList::iterator i=candidates.begin(); i!=candidates.end(); ++i)
+ else
{
- FS::Path full = path/ *i;
- FileTarget *tgt = get_target(full);
+ path.push_back("/bin");
+ path.push_back("/usr/bin");
+ }
- if(tgt)
+ for(SearchPath::const_iterator i=path.begin(); i!=path.end(); ++i)
+ {
+ FS::Path filename = *i/name;
+ if(FileTarget *tgt = get_target(filename))
{
- 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;
+ builder.get_logger().log("vfs", format("Binary %s found in %s as existing %s", name, *i, tgt->get_type()));
+ return tgt;
}
- else if(FS::is_reg(full))
+ else if(file_exists(filename))
{
- tgt = new SystemLibrary(builder, full.str());
- return tgt;
+ builder.get_logger().log("vfs", format("Binary %s found in %s", name, *i));
+ return new Executable(builder, filename);
}
+
+ builder.get_logger().log("vfs", format("Binary %s not found in %s", name, *i));
}
return 0;
}
+
+bool VirtualFileSystem::file_exists(const FS::Path &filename)
+{
+ if(nonexistent.count(filename))
+ return false;
+ if(FS::is_reg(filename))
+ return true;
+ nonexistent.insert(filename);
+ return false;
+}