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