You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
67 lines
2.2 KiB
67 lines
2.2 KiB
//===- Reproduce.cpp - Utilities for creating reproducers -----------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "lld/Common/Reproduce.h"
|
|
#include "llvm/Option/Arg.h"
|
|
#include "llvm/Support/Error.h"
|
|
#include "llvm/Support/FileSystem.h"
|
|
#include "llvm/Support/Path.h"
|
|
|
|
using namespace lld;
|
|
using namespace llvm;
|
|
using namespace llvm::sys;
|
|
|
|
// Makes a given pathname an absolute path first, and then remove
|
|
// beginning /. For example, "../foo.o" is converted to "home/john/foo.o",
|
|
// assuming that the current directory is "/home/john/bar".
|
|
// Returned string is a forward slash separated path even on Windows to avoid
|
|
// a mess with backslash-as-escape and backslash-as-path-separator.
|
|
std::string lld::relativeToRoot(StringRef path) {
|
|
SmallString<128> abs = path;
|
|
if (fs::make_absolute(abs))
|
|
return std::string(path);
|
|
path::remove_dots(abs, /*remove_dot_dot=*/true);
|
|
|
|
// This is Windows specific. root_name() returns a drive letter
|
|
// (e.g. "c:") or a UNC name (//net). We want to keep it as part
|
|
// of the result.
|
|
SmallString<128> res;
|
|
StringRef root = path::root_name(abs);
|
|
if (root.endswith(":"))
|
|
res = root.drop_back();
|
|
else if (root.startswith("//"))
|
|
res = root.substr(2);
|
|
|
|
path::append(res, path::relative_path(abs));
|
|
return path::convert_to_slash(res);
|
|
}
|
|
|
|
// Quote a given string if it contains a space character.
|
|
std::string lld::quote(StringRef s) {
|
|
if (s.contains(' '))
|
|
return ("\"" + s + "\"").str();
|
|
return std::string(s);
|
|
}
|
|
|
|
// Converts an Arg to a string representation suitable for a response file.
|
|
// To show an Arg in a diagnostic, use Arg::getAsString() instead.
|
|
std::string lld::toString(const opt::Arg &arg) {
|
|
std::string k = std::string(arg.getSpelling());
|
|
if (arg.getNumValues() == 0)
|
|
return k;
|
|
std::string v;
|
|
for (size_t i = 0; i < arg.getNumValues(); ++i) {
|
|
if (i > 0)
|
|
v.push_back(' ');
|
|
v += quote(arg.getValue(i));
|
|
}
|
|
if (arg.getOption().getRenderStyle() == opt::Option::RenderJoinedStyle)
|
|
return k + v;
|
|
return k + " " + v;
|
|
}
|