//
//===----------------------------------------------------------------------===//
//
-// This header file implements the operating system Process concept.
+// This file implements the operating system Process concept.
//
//===----------------------------------------------------------------------===//
+#include "llvm/ADT/StringExtras.h"
#include "llvm/Config/config.h"
#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Process.h"
+#include "llvm/Support/Program.h"
using namespace llvm;
using namespace sys;
return SP;
}
-#if defined(_MSC_VER)
-// Visual Studio complains that the self_process destructor never exits. This
-// doesn't make much sense, as that's the whole point of calling abort... Just
-// silence this warning.
-#pragma warning(push)
-#pragma warning(disable:4722)
-#endif
-
// The destructor for the self_process subclass must never actually be
// executed. There should be at most one instance of this class, and that
// instance should live until the process terminates to avoid the potential for
return getElapsedWallTime();
}
+Optional<std::string> Process::FindInEnvPath(const std::string& EnvName,
+ const std::string& FileName)
+{
+ Optional<std::string> FoundPath;
+ Optional<std::string> OptPath = Process::GetEnv(EnvName);
+ if (!OptPath.hasValue())
+ return FoundPath;
+
+ const char EnvPathSeparatorStr[] = {EnvPathSeparator, '\0'};
+ SmallVector<StringRef, 8> Dirs;
+ SplitString(OptPath.getValue(), Dirs, EnvPathSeparatorStr);
+
+ for (const auto &Dir : Dirs) {
+ if (Dir.empty())
+ continue;
+
+ SmallString<128> FilePath(Dir);
+ path::append(FilePath, FileName);
+ if (fs::exists(Twine(FilePath))) {
+ FoundPath = FilePath.str();
+ break;
+ }
+ }
-#if defined(_MSC_VER)
-#pragma warning(pop)
-#endif
+ return FoundPath;
+}
#define COLOR(FGBG, CODE, BOLD) "\033[0;" BOLD FGBG CODE "m"