| //===--- iwyu_getopt.h - OS-specific implementation of getopt for IWYU ----===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef DEVTOOLS_MAINTENANCE_INCLUDE_WHAT_YOU_USE_GETOPT_H_ |
| #define DEVTOOLS_MAINTENANCE_INCLUDE_WHAT_YOU_USE_GETOPT_H_ |
| |
| #if defined(_MSC_VER) |
| |
| // Hand-rolled implementation of getopt/getopt_long for Visual C++. |
| extern const int no_argument; |
| extern const int required_argument; |
| extern const int optional_argument; |
| |
| extern char* optarg; |
| extern int optind, opterr, optopt; |
| |
| struct option { |
| const char* name; |
| int has_arg; |
| int* flag; |
| int val; |
| }; |
| |
| int getopt(int argc, char* const argv[], const char* optstring); |
| |
| int getopt_long(int argc, char* const argv[], |
| const char* optstring, const struct option* longopts, int* longindex); |
| |
| #else // #if defined(_MSC_VER) |
| |
| #include <getopt.h> // IWYU pragma: export |
| |
| #endif // #if defined(_MSC_VER) |
| |
| #endif // DEVTOOLS_MAINTENANCE_INCLUDE_WHAT_YOU_USE_GETOPT_H_ |