#pragma prototyped
#ifndef _OPTION_H
#define _OPTION_H
#include <ast.h>
#define OPT_VERSION 20070319L
#define OPT_USER (1L<<16)
struct Opt_s;
struct Optdisc_s;
typedef int (*Optinfo_f)(struct Opt_s*, Sfio_t*, const char*, struct Optdisc_s*);
typedef struct Optdisc_s
{
unsigned long version;
unsigned long flags;
char* catalog;
Optinfo_f infof;
} Optdisc_t;
#ifndef _OPT_PRIVATE_
#define _OPT_PRIVATE_ \
char pad[3*sizeof(void*)];
#endif
typedef struct Opt_s
{
int again;
char* arg;
char** argv;
int index;
char* msg;
long num;
int offset;
char option[8];
char name[64];
Optdisc_t* disc;
intmax_t number;
unsigned char assignment;
unsigned char pads[sizeof(void*)-1];
_OPT_PRIVATE_
} Opt_t;
#if _BLD_ast && defined(__EXPORT__)
#define extern extern __EXPORT__
#endif
#if !_BLD_ast && defined(__IMPORT__)
#define extern extern __IMPORT__
#endif
extern Opt_t* _opt_infop_;
#define opt_info (*_opt_infop_)
#undef extern
#define optinit(d,f) (memset(d,0,sizeof(*(d))),(d)->version=OPT_VERSION,(d)->infof=(f),opt_info.disc=(d))
#if _BLD_ast && defined(__EXPORT__)
#define extern __EXPORT__
#endif
extern int optget(char**, const char*);
extern int optjoin(char**, ...);
extern char* opthelp(const char*, const char*);
extern char* optusage(const char*);
extern int optstr(const char*, const char*);
extern int optesc(Sfio_t*, const char*, int);
extern Opt_t* optctx(Opt_t*, Opt_t*);
#undef extern
#endif