/usr/include/clang/Frontend/CommandLineSourceLoc.h is in libclang-dev 3.0-6ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | //===--- CommandLineSourceLoc.h - Parsing for source locations-*- C++ -*---===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Command line parsing for source locations.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_FRONTEND_COMMANDLINESOURCELOC_H
#define LLVM_CLANG_FRONTEND_COMMANDLINESOURCELOC_H
#include "clang/Basic/LLVM.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/raw_ostream.h"
namespace clang {
/// \brief A source location that has been parsed on the command line.
struct ParsedSourceLocation {
std::string FileName;
unsigned Line;
unsigned Column;
public:
/// Construct a parsed source location from a string; the Filename is empty on
/// error.
static ParsedSourceLocation FromString(StringRef Str) {
ParsedSourceLocation PSL;
std::pair<StringRef, StringRef> ColSplit = Str.rsplit(':');
std::pair<StringRef, StringRef> LineSplit =
ColSplit.first.rsplit(':');
// If both tail splits were valid integers, return success.
if (!ColSplit.second.getAsInteger(10, PSL.Column) &&
!LineSplit.second.getAsInteger(10, PSL.Line)) {
PSL.FileName = LineSplit.first;
// On the command-line, stdin may be specified via "-". Inside the
// compiler, stdin is called "<stdin>".
if (PSL.FileName == "-")
PSL.FileName = "<stdin>";
}
return PSL;
}
};
}
namespace llvm {
namespace cl {
/// \brief Command-line option parser that parses source locations.
///
/// Source locations are of the form filename:line:column.
template<>
class parser<clang::ParsedSourceLocation>
: public basic_parser<clang::ParsedSourceLocation> {
public:
inline bool parse(Option &O, StringRef ArgName, StringRef ArgValue,
clang::ParsedSourceLocation &Val);
};
bool
parser<clang::ParsedSourceLocation>::
parse(Option &O, StringRef ArgName, StringRef ArgValue,
clang::ParsedSourceLocation &Val) {
using namespace clang;
Val = ParsedSourceLocation::FromString(ArgValue);
if (Val.FileName.empty()) {
errs() << "error: "
<< "source location must be of the form filename:line:column\n";
return true;
}
return false;
}
}
}
#endif
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