clang/lib/Basic/MakeSupport.cpp

   1 //===-- MakeSuport.cpp --------------------------------------------------*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "clang/Basic/MakeSupport.h"
  10
  11 void clang::quoteMakeTarget(StringRef Target, SmallVectorImpl<char> &Res) {
  12   for (unsigned i = 0, e = Target.size(); i != e; ++i) {
  13     switch (Target[i]) {
  14     case ' ':
  15     case '\t':
  16       // Escape the preceding backslashes
  17       for (int j = i - 1; j >= 0 && Target[j] == '\\'; --j)
  18         Res.push_back('\\');
  19
  20       // Escape the space/tab
  21       Res.push_back('\\');
  22       break;
  23     case '$':
  24       Res.push_back('$');
  25       break;
  26     case '#':
  27       Res.push_back('\\');
  28       break;
  29     default:
  30       break;
  31     }
  32
  33     Res.push_back(Target[i]);
  34   }
  35 }