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shhopt.h
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shhopt.h
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/* $Id: shhopt.h,v 1.2 1996/06/06 00:06:35 sverrehu Exp $ */
#ifndef SHHOPT_H
#define SHHOPT_H
/* constants for recognized option types. */
typedef enum {
OPT_END, /* nothing. used as ending element. */
OPT_FLAG, /* no argument following. sets variable to 1. */
OPT_STRING, /* string argument. */
OPT_INT, /* signed integer argument. */
OPT_UINT, /* unsigned integer argument. */
OPT_LONG, /* signed long integer argument. */
OPT_ULONG, /* unsigned long integer argument. */
} optArgType;
/* flags modifying the default way options are handeled. */
#define OPT_CALLFUNC 1 /* pass argument to a function. */
typedef struct {
char shortName; /* Short option name. */
char *longName; /* Long option name, no including '--'. */
optArgType type; /* Option type. */
void *arg; /* Pointer to variable to fill with argument,
* or pointer to function if Type == OPT_FUNC. */
int flags; /* Modifier flags. */
} optStruct;
void optSetFatalFunc(void (*f)(const char *, ...));
void optParseOptions(int *argc, char *argv[],
optStruct opt[], int allowNegNum);
#endif