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#include "clang-c/CXCompilationDatabase.h"
#include "CXString.h"
#include "clang/Tooling/CompilationDatabase.h"
#include <cstdio>
using namespace clang;
using namespace clang::tooling;
extern "C" {
// FIXME: do something more useful with the error message
CXCompilationDatabase
clang_CompilationDatabase_fromDirectory(const char *BuildDir,
CXCompilationDatabase_Error *ErrorCode)
{
std::string ErrorMsg;
CXCompilationDatabase_Error Err = CXCompilationDatabase_NoError;
CompilationDatabase *db = CompilationDatabase::loadFromDirectory(BuildDir,
ErrorMsg);
if (!db) {
fprintf(stderr, "LIBCLANG TOOLING ERROR: %s\n", ErrorMsg.c_str());
Err = CXCompilationDatabase_CanNotLoadDatabase;
}
if (ErrorCode)
*ErrorCode = Err;
return db;
}
void
clang_CompilationDatabase_dispose(CXCompilationDatabase CDb)
{
delete static_cast<CompilationDatabase *>(CDb);
}
struct AllocatedCXCompileCommands
{
std::vector<CompileCommand> CCmd;
AllocatedCXCompileCommands(std::vector<CompileCommand> Cmd)
: CCmd(std::move(Cmd)) {}
};
CXCompileCommands
clang_CompilationDatabase_getCompileCommands(CXCompilationDatabase CDb,
const char *CompleteFileName)
{
if (CompilationDatabase *db = static_cast<CompilationDatabase *>(CDb)) {
std::vector<CompileCommand> CCmd(db->getCompileCommands(CompleteFileName));
if (!CCmd.empty())
return new AllocatedCXCompileCommands(std::move(CCmd));
}
return nullptr;
}
CXCompileCommands
clang_CompilationDatabase_getAllCompileCommands(CXCompilationDatabase CDb) {
if (CompilationDatabase *db = static_cast<CompilationDatabase *>(CDb)) {
std::vector<CompileCommand> CCmd(db->getAllCompileCommands());
if (!CCmd.empty())
return new AllocatedCXCompileCommands(std::move(CCmd));
}
return nullptr;
}
void
clang_CompileCommands_dispose(CXCompileCommands Cmds)
{
delete static_cast<AllocatedCXCompileCommands *>(Cmds);
}
unsigned
clang_CompileCommands_getSize(CXCompileCommands Cmds)
{
if (!Cmds)
return 0;
AllocatedCXCompileCommands *ACC =
static_cast<AllocatedCXCompileCommands *>(Cmds);
return ACC->CCmd.size();
}
CXCompileCommand
clang_CompileCommands_getCommand(CXCompileCommands Cmds, unsigned I)
{
if (!Cmds)
return nullptr;
AllocatedCXCompileCommands *ACC =
static_cast<AllocatedCXCompileCommands *>(Cmds);
if (I >= ACC->CCmd.size())
return nullptr;
return &ACC->CCmd[I];
}
CXString
clang_CompileCommand_getDirectory(CXCompileCommand CCmd)
{
if (!CCmd)
return cxstring::createNull();
CompileCommand *cmd = static_cast<CompileCommand *>(CCmd);
return cxstring::createRef(cmd->Directory.c_str());
}
unsigned
clang_CompileCommand_getNumArgs(CXCompileCommand CCmd)
{
if (!CCmd)
return 0;
return static_cast<CompileCommand *>(CCmd)->CommandLine.size();
}
CXString
clang_CompileCommand_getArg(CXCompileCommand CCmd, unsigned Arg)
{
if (!CCmd)
return cxstring::createNull();
CompileCommand *Cmd = static_cast<CompileCommand *>(CCmd);
if (Arg >= Cmd->CommandLine.size())
return cxstring::createNull();
return cxstring::createRef(Cmd->CommandLine[Arg].c_str());
}
unsigned
clang_CompileCommand_getNumMappedSources(CXCompileCommand CCmd)
{
if (!CCmd)
return 0;
return static_cast<CompileCommand *>(CCmd)->MappedSources.size();
}
CXString
clang_CompileCommand_getMappedSourcePath(CXCompileCommand CCmd, unsigned I)
{
if (!CCmd)
return cxstring::createNull();
CompileCommand *Cmd = static_cast<CompileCommand *>(CCmd);
if (I >= Cmd->MappedSources.size())
return cxstring::createNull();
return cxstring::createRef(Cmd->MappedSources[I].first.c_str());
}
CXString
clang_CompileCommand_getMappedSourceContent(CXCompileCommand CCmd, unsigned I)
{
if (!CCmd)
return cxstring::createNull();
CompileCommand *Cmd = static_cast<CompileCommand *>(CCmd);
if (I >= Cmd->MappedSources.size())
return cxstring::createNull();
return cxstring::createRef(Cmd->MappedSources[I].second.c_str());
}
} // end: extern "C"
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