| #ifndef __GETOPT_H__ |
| /** |
| * DISCLAIMER |
| * This file has no copyright assigned and is placed in the Public Domain. |
| * This file is part of the mingw-w64 runtime package. |
| * |
| * The mingw-w64 runtime package and its code is distributed in the hope that it |
| * will be useful but WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESSED OR |
| * IMPLIED ARE HEREBY DISCLAIMED. This includes but is not limited to |
| * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| */ |
| |
| #define __GETOPT_H__ |
| |
| /* All the headers include this file. */ |
| #include <crtdefs.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| extern int optind; /* index of first non-option in argv */ |
| extern int optopt; /* single option character, as parsed */ |
| extern int opterr; /* flag to enable built-in diagnostics... */ |
| /* (user may set to zero, to suppress) */ |
| |
| extern char *optarg; /* pointer to argument of current option */ |
| |
| extern int getopt(int nargc, char * const *nargv, const char *options); |
| |
| #ifdef _BSD_SOURCE |
| /* |
| * BSD adds the non-standard `optreset' feature, for reinitialisation |
| * of `getopt' parsing. We support this feature, for applications which |
| * proclaim their BSD heritage, before including this header; however, |
| * to maintain portability, developers are advised to avoid it. |
| */ |
| # define optreset __mingw_optreset |
| extern int optreset; |
| #endif |
| #ifdef __cplusplus |
| } |
| #endif |
| /* |
| * POSIX requires the `getopt' API to be specified in `unistd.h'; |
| * thus, `unistd.h' includes this header. However, we do not want |
| * to expose the `getopt_long' or `getopt_long_only' APIs, when |
| * included in this manner. Thus, close the standard __GETOPT_H__ |
| * declarations block, and open an additional __GETOPT_LONG_H__ |
| * specific block, only when *not* __UNISTD_H_SOURCED__, in which |
| * to declare the extended API. |
| */ |
| #if !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__) |
| #define __GETOPT_LONG_H__ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| struct option /* specification for a long form option... */ |
| { |
| const char *name; /* option name, without leading hyphens */ |
| int has_arg; /* does it take an argument? */ |
| int *flag; /* where to save its status, or NULL */ |
| int val; /* its associated status value */ |
| }; |
| |
| enum /* permitted values for its `has_arg' field... */ |
| { |
| no_argument = 0, /* option never takes an argument */ |
| required_argument, /* option always requires an argument */ |
| optional_argument /* option may take an argument */ |
| }; |
| |
| extern int getopt_long(int nargc, char * const *nargv, const char *options, |
| const struct option *long_options, int *idx); |
| extern int getopt_long_only(int nargc, char * const *nargv, const char *options, |
| const struct option *long_options, int *idx); |
| /* |
| * Previous MinGW implementation had... |
| */ |
| #ifndef HAVE_DECL_GETOPT |
| /* |
| * ...for the long form API only; keep this for compatibility. |
| */ |
| # define HAVE_DECL_GETOPT 1 |
| #endif |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__) */ |
| |
| #endif /* !defined(__GETOPT_H__) */ |
