// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
+// Usage:
+// not cmd
+// Will return true if cmd doesn't crash and returns false.
+// not --crash cmd
+// Will return true if cmd crashes (e.g. for testing crash reporting).
#include "llvm/Support/Path.h"
#include "llvm/Support/Program.h"
if (argc == 0)
return 1;
- std::string Program = sys::FindProgramByName(argv[0]);
+ auto Program = sys::findProgramByName(argv[0]);
+ if (!Program) {
+ errs() << "Error: Unable to find `" << argv[0]
+ << "' in PATH: " << Program.getError().message() << "\n";
+ return 1;
+ }
std::string ErrMsg;
- int Result = sys::ExecuteAndWait(Program, argv, nullptr, nullptr, 0, 0,
+ int Result = sys::ExecuteAndWait(*Program, argv, nullptr, nullptr, 0, 0,
&ErrMsg);
#ifdef _WIN32
- // Handle abort() in msvcrt -- It has exit code as 3.
- // abort(), aka unreachable, may be handled as crash.
- // FIXME: Could we move this into Win32/Program.inc?
- if (Result == 3)
+ // Handle abort() in msvcrt -- It has exit code as 3. abort(), aka
+ // unreachable, should be recognized as a crash. However, some binaries use
+ // exit code 3 on non-crash failure paths, so only do this if we expect a
+ // crash.
+ if (ExpectCrash && Result == 3)
Result = -3;
#endif
if (Result < 0) {