#include <msp/core/maputils.h>
-#include <msp/fs/dir.h>
-#include <msp/fs/stat.h>
#include <msp/fs/utils.h>
#include <msp/strings/format.h>
#include <msp/strings/utils.h>
}
-GnuCompiler::GnuCompiler(Builder &b, const Architecture &a, const string &t, const FS::Path &sysroot):
+GnuCompiler::GnuCompiler(Builder &b, const Architecture &a, const string &t):
Tool(b, a, t)
{
if(tag=="CC")
throw invalid_argument("GnuCompiler::GnuCompiler");
set_command((tag=="CXX" ? "g++" : "gcc"), true);
-
- if(!sysroot.empty())
- {
- build_info.sysroot = sysroot;
- system_path.push_back(sysroot/"usr/include");
- }
- else if(architecture->is_native())
- system_path.push_back("/usr/include");
- else
- system_path.push_back("/usr/"+architecture->get_cross_prefix()+"/include");
}
Target *GnuCompiler::create_source(const Component &comp, const FS::Path &path) const
void GnuCompiler::do_prepare()
{
+ bool path_found = false;
+ const FS::Path &sysroot = build_info.sysroot;
+
executable = builder.get_vfs().find_binary(command);
if(executable)
{
ExternalTask::Arguments argv;
argv.push_back(executable->get_path().str());
- argv.push_back("-dumpversion");
+ argv.push_back("-Wp,-v");
+ argv.push_back("-E");
+ if(tag=="CXX")
+ argv.push_back("-xc++");
+ if(!sysroot.empty())
+ argv.push_back("--sysroot="+sysroot.str());
+ argv.push_back("-");
builder.get_logger().log("auxcommands", format("Running %s", join(argv.begin(), argv.end())));
try
{
- version = strip(ExternalTask::run_and_capture_output(argv));
- builder.get_logger().log("tools", format("%s version is %s", FS::basename(executable->get_path()), version));
-
- if(tag=="CXX")
+ string output = ExternalTask::run_and_capture_output(argv, FS::Path(), true);
+ string::size_type start = 0;
+ bool record_path = false;
+ while(start<output.size())
{
- const FS::Path &sysroot = build_info.sysroot;
- FS::Path cxx_path = sysroot/"usr"/"include"/"c++"/version;
- if(FS::is_dir(cxx_path))
- system_path.push_back(cxx_path);
+ string::size_type newline = output.find('\n', start);
+ if(!output.compare(start, 34, "#include <...> search starts here:"))
+ {
+ record_path = true;
+ path_found = true;
+ }
+ else if(!output.compare(start, 19, "End of search list."))
+ record_path = false;
+ else if(record_path)
+ {
+ FS::Path path = strip(output.substr(start, newline-start));
+ builder.get_logger().log("tools", format("Got %s system path: %s", tag, path));
+ system_path.push_back(path);
+ }
+ start = newline+1;
}
}
- catch(const runtime_error &)
+ catch(const runtime_error &e)
{ }
}
+
+ if(!path_found)
+ {
+ builder.get_logger().log("tools", format("No %s system path found, using defaults", tag));
+ if(!sysroot.empty())
+ system_path.push_back(sysroot/"usr/include");
+ else if(architecture->is_native())
+ system_path.push_back("/usr/include");
+ else
+ system_path.push_back("/usr/"+architecture->get_cross_prefix()+"/include");
+ }
}
Task *GnuCompiler::run(const Target &target) const