Function cmExecuteProcessCommandFixText

Source/cmExecuteProcessCommand.cxx:559–587

namespace {
void cmExecuteProcessCommandFixText(std::vector<char>& output,
                                    bool strip_trailing_whitespace)
{
  // Remove \0 characters and the \r part of \r\n pairs.
  unsigned int in_index = 0;
  unsigned int out_index = 0;
  while (in_index < output.size()) {
    char c = output[in_index++];
    if ((c != '\r' ||
         !(in_index < output.size() && output[in_index] == '\n')) &&
        c != '\0') {
      output[out_index++] = c;
    }
  }

  // Remove trailing whitespace if requested.
  if (strip_trailing_whitespace) {
    while (out_index > 0 &&
           cmExecuteProcessCommandIsWhitespace(output[out_index - 1])) {
      --out_index;
    }
  }

  // Shrink the vector to the size needed.
  output.resize(out_index);

  // Put a terminator on the text string.
  output.push_back('\0');
}

void cmExecuteProcessCommandAppend(std::vector<char>& output, char const* data,
                                   std::size_t length)