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  1. /*  $NetBSD: options.h,v 1.13 1999/07/09 03:05:50 christos Exp $    */
  2.  
  3. /*-
  4.  * Copyright (c) 1991, 1993
  5.  *  The Regents of the University of California.  All rights reserved.
  6.  *
  7.  * This code is derived from software contributed to Berkeley by
  8.  * Kenneth Almquist.
  9.  *
  10.  * Redistribution and use in source and binary forms, with or without
  11.  * modification, are permitted provided that the following conditions
  12.  * are met:
  13.  * 1. Redistributions of source code must retain the above copyright
  14.  *    notice, this list of conditions and the following disclaimer.
  15.  * 2. Redistributions in binary form must reproduce the above copyright
  16.  *    notice, this list of conditions and the following disclaimer in the
  17.  *    documentation and/or other materials provided with the distribution.
  18.  * 3. All advertising materials mentioning features or use of this software
  19.  *    must display the following acknowledgement:
  20.  *  This product includes software developed by the University of
  21.  *  California, Berkeley and its contributors.
  22.  * 4. Neither the name of the University nor the names of its contributors
  23.  *    may be used to endorse or promote products derived from this software
  24.  *    without specific prior written permission.
  25.  *
  26.  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  27.  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  28.  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  29.  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  30.  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  31.  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  32.  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  33.  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  34.  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  35.  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  36.  * SUCH DAMAGE.
  37.  *
  38.  *  @(#)options.h   8.2 (Berkeley) 5/4/95
  39.  */
  40.  
  41. struct shparam {
  42.     int nparam;     /* # of positional parameters (without $0) */
  43.     unsigned char malloc;   /* if parameter list dynamically allocated */
  44.     char **p;       /* parameter list */
  45.     int optind;     /* next parameter to be processed by getopts */
  46.     int optoff;     /* used by getopts */
  47. };
  48.  
  49.  
  50.  
  51. #define eflag optlist[0].val
  52. #define fflag optlist[1].val
  53. #define Iflag optlist[2].val
  54. #define iflag optlist[3].val
  55. #define mflag optlist[4].val
  56. #define nflag optlist[5].val
  57. #define sflag optlist[6].val
  58. #define xflag optlist[7].val
  59. #define vflag optlist[8].val
  60. #define Vflag optlist[9].val
  61. #define Eflag optlist[10].val
  62. #define Cflag optlist[11].val
  63. #define aflag optlist[12].val
  64. #define bflag optlist[13].val
  65. #define uflag optlist[14].val
  66. #define qflag optlist[15].val
  67.  
  68. #define NOPTS   16
  69.  
  70. struct optent {
  71.     const char *name;
  72.     const char letter;
  73.     char val;
  74. };
  75.  
  76. #ifdef DEFINE_OPTIONS
  77. struct optent optlist[NOPTS] = {
  78.     { "errexit",    'e',    0 },
  79.     { "noglob", 'f',    0 },
  80.     { "ignoreeof",  'I',    0 },
  81.     { "interactive",'i',    0 },
  82.     { "monitor",    'm',    0 },
  83.     { "noexec", 'n',    0 },
  84.     { "stdin",  's',    0 },
  85.     { "xtrace", 'x',    0 },
  86.     { "verbose",    'v',    0 },
  87.     { "vi",     'V',    0 },
  88.     { "emacs",  'E',    0 },
  89.     { "noclobber",  'C',    0 },
  90.     { "allexport",  'a',    0 },
  91.     { "notify", 'b',    0 },
  92.     { "nounset",    'u',    0 },
  93.     { "quietprofile", 'q',  0 },
  94. };
  95. #else
  96. extern struct optent optlist[NOPTS];
  97. #endif
  98.  
  99.  
  100. extern char *minusc;        /* argument to -c option */
  101. extern char *arg0;      /* $0 */
  102. extern struct shparam shellparam;  /* $@ */
  103. extern char **argptr;       /* argument list for builtin commands */
  104. extern char *optarg;        /* set by nextopt */
  105. extern char *optptr;        /* used by nextopt */
  106.  
  107. void procargs (int, char **);
  108. void optschanged (void);
  109. void setparam (char **);
  110. void freeparam (volatile struct shparam *);
  111. int shiftcmd (int, char **);
  112. int setcmd (int, char **);
  113. int getoptscmd (int, char **);
  114. int nextopt (const char *);
  115. void getoptsreset (const char *);
  116.