bit operations generate longword reference which may reference the

[unix-history] / usr / src / bin / sh / options.h

/*-
* Copyright (c) 1991 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Kenneth Almquist.
*
* %sccs.include.redist.c%
*
*      @(#)options.h   5.3 (Berkeley) %G%
*/

struct shparam {
       int nparam;     /* number of positional parameters (without $0) */
       char malloc;    /* true if parameter list dynamicly allocated */
       char **p;               /* parameter list */
       char **optnext; /* next parameter to be processed by getopts */
       char *optptr;   /* used by getopts */
};



#define eflag optlist[0].val
#define fflag optlist[1].val
#define Iflag optlist[2].val
#define iflag optlist[3].val
#define mflag optlist[4].val
#define nflag optlist[5].val
#define sflag optlist[6].val
#define xflag optlist[7].val
#define vflag optlist[8].val
#define Vflag optlist[9].val
#define Eflag optlist[10].val
#define Cflag optlist[11].val
#define aflag optlist[12].val
#define bflag optlist[13].val
#define uflag optlist[14].val

#define NOPTS   15

struct optent {
       const char *name;
       const char letter;
       char val;
};

#ifdef DEFINE_OPTIONS
struct optent optlist[NOPTS] = {
       "errexit",      'e',    0,
       "noglob",       'f',    0,
       "ignoreeof",    'I',    0,
       "interactive",  'i',    0,
       "monitor",      'm',    0,
       "noexec",       'n',    0,
       "stdin",        's',    0,
       "xtrace",       'x',    0,
       "verbose",      'v',    0,
       "vi",           'V',    0,
       "emacs",        'E',    0,
       "noclobber",    'C',    0,
       "allexport",    'a',    0,
       "notify",       'b',    0,
       "nounset",      'u',    0,
};
#else
extern struct optent optlist[NOPTS];
#endif


extern char *minusc;            /* argument to -c option */
extern char *arg0;              /* $0 */
extern struct shparam shellparam;  /* $@ */
extern char **argptr;           /* argument list for builtin commands */
extern char *optarg;            /* set by nextopt */
extern char *optptr;            /* used by nextopt */


#ifdef __STDC__
void procargs(int, char **);
void setparam(char **);
void freeparam(struct shparam *);
int nextopt(char *);
#else
void procargs();
void setparam();
void freeparam();
int nextopt();
#endif