mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-18 12:29:21 +00:00
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
|
//===- llvm/ADT/SmallString.h - 'Normally small' strings --------*- C++ -*-===//
|
||
|
//
|
||
|
// The LLVM Compiler Infrastructure
|
||
|
//
|
||
|
// This file was developed by Chris Lattner and is distributed under
|
||
|
// the University of Illinois Open Source License. See LICENSE.TXT for details.
|
||
|
//
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
//
|
||
|
// This file defines the SmallString class.
|
||
|
//
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
|
||
|
#ifndef LLVM_ADT_SMALLSTRING_H
|
||
|
#define LLVM_ADT_SMALLSTRING_H
|
||
|
|
||
|
#include "llvm/ADT/SmallVector.h"
|
||
|
#include <cstring>
|
||
|
|
||
|
namespace llvm {
|
||
|
|
||
|
/// SmallString - A SmallString is just a SmallVector with methods and accessors
|
||
|
/// that make it work better as a string (e.g. operator+ etc).
|
||
|
template<unsigned InternalLen>
|
||
|
class SmallString : public SmallVector<char, InternalLen> {
|
||
|
public:
|
||
|
// Default ctor - Initialize to empty.
|
||
|
SmallString() {}
|
||
|
|
||
|
// Initialize with a range.
|
||
|
template<typename ItTy>
|
||
|
SmallString(ItTy S, ItTy E) : SmallVector<char, InternalLen>(S, E) {}
|
||
|
|
||
|
// Copy ctor.
|
||
|
SmallString(const SmallString &RHS) : SmallVector<char, InternalLen>(RHS) {}
|
||
|
|
||
|
|
||
|
// Extra methods.
|
||
|
const char *c_str() const {
|
||
|
SmallString *This = const_cast<SmallString*>(this);
|
||
|
// Ensure that there is a \0 at the end of the string.
|
||
|
This->reserve(this->size()+1);
|
||
|
This->End[0] = 0;
|
||
|
return this->begin();
|
||
|
}
|
||
|
|
||
|
// Extra operators.
|
||
|
SmallString &operator+=(const char *RHS) {
|
||
|
this->append(RHS, RHS+strlen(RHS));
|
||
|
return *this;
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
}
|
||
|
|
||
|
#endif
|