CMake/Source/cmNewLineStyle.cxx

69 lines
1.6 KiB
C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmNewLineStyle.h"
#include <stddef.h>
cmNewLineStyle::cmNewLineStyle()
: NewLineStyle(Invalid)
{
}
bool cmNewLineStyle::IsValid() const
{
return NewLineStyle != Invalid;
}
bool cmNewLineStyle::ReadFromArguments(const std::vector<std::string>& args,
std::string& errorString)
{
NewLineStyle = Invalid;
for (size_t i = 0; i < args.size(); i++) {
if (args[i] == "NEWLINE_STYLE") {
size_t const styleIndex = i + 1;
if (args.size() > styleIndex) {
const std::string eol = args[styleIndex];
if (eol == "LF" || eol == "UNIX") {
NewLineStyle = LF;
return true;
}
if (eol == "CRLF" || eol == "WIN32" || eol == "DOS") {
NewLineStyle = CRLF;
return true;
}
errorString = "NEWLINE_STYLE sets an unknown style, only LF, "
"CRLF, UNIX, DOS, and WIN32 are supported";
return false;
}
errorString = "NEWLINE_STYLE must set a style: "
"LF, CRLF, UNIX, DOS, or WIN32";
return false;
}
}
return true;
}
const std::string cmNewLineStyle::GetCharacters() const
{
switch (NewLineStyle) {
case Invalid:
return "";
case LF:
return "\n";
case CRLF:
return "\r\n";
}
return "";
}
void cmNewLineStyle::SetStyle(Style style)
{
NewLineStyle = style;
}
cmNewLineStyle::Style cmNewLineStyle::GetStyle() const
{
return NewLineStyle;
}