llvm-project/clang/tools/libclang/CIndexCompilationDB.cpp

131 lines
2.9 KiB
C++

#include "clang-c/CXCompilationDatabase.h"
#include "clang/Tooling/CompilationDatabase.h"
#include "CXString.h"
using namespace clang;
using namespace clang::tooling;
using namespace clang::cxstring;
extern "C" {
// FIXME: do something more usefull with the error message
CXCompilationDatabase
clang_tooling_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_tooling_CompilationDatabase_dispose(CXCompilationDatabase CDb)
{
delete static_cast<CompilationDatabase *>(CDb);
}
struct AllocatedCXCompileCommands
{
std::vector<CompileCommand> CCmd;
AllocatedCXCompileCommands(const std::vector<CompileCommand>& Cmd)
: CCmd(Cmd)
{ }
};
CXCompileCommands
clang_tooling_CompilationDatabase_getCompileCommands(CXCompilationDatabase CDb,
const char *CompleteFileName)
{
if (CompilationDatabase *db = static_cast<CompilationDatabase *>(CDb)) {
const std::vector<CompileCommand>
CCmd(db->getCompileCommands(CompleteFileName));
if (!CCmd.empty())
return new AllocatedCXCompileCommands( CCmd );
}
return 0;
}
void
clang_tooling_CompileCommands_dispose(CXCompileCommands Cmds)
{
delete static_cast<AllocatedCXCompileCommands *>(Cmds);
}
unsigned
clang_tooling_CompileCommands_getSize(CXCompileCommands Cmds)
{
if (!Cmds)
return 0;
AllocatedCXCompileCommands *ACC =
static_cast<AllocatedCXCompileCommands *>(Cmds);
return ACC->CCmd.size();
}
CXCompileCommand
clang_tooling_CompileCommands_getCommand(CXCompileCommands Cmds, unsigned I)
{
if (!Cmds)
return 0;
AllocatedCXCompileCommands *ACC =
static_cast<AllocatedCXCompileCommands *>(Cmds);
if (I >= ACC->CCmd.size())
return 0;
return &ACC->CCmd[I];
}
CXString
clang_tooling_CompileCommand_getDirectory(CXCompileCommand CCmd)
{
if (!CCmd)
return createCXString((const char*)NULL);
CompileCommand *cmd = static_cast<CompileCommand *>(CCmd);
return createCXString(cmd->Directory);
}
unsigned
clang_tooling_CompileCommand_getNumArgs(CXCompileCommand CCmd)
{
if (!CCmd)
return 0;
return static_cast<CompileCommand *>(CCmd)->CommandLine.size();
}
CXString
clang_tooling_CompileCommand_getArg(CXCompileCommand CCmd, unsigned Arg)
{
if (!CCmd)
return createCXString((const char*)NULL);
CompileCommand *Cmd = static_cast<CompileCommand *>(CCmd);
if (Arg >= Cmd->CommandLine.size())
return createCXString((const char*)NULL);
return createCXString(Cmd->CommandLine[Arg]);
}
} // end: extern "C"