contrib/nvi2/common/args.h

   1 /*-
   2  * Copyright (c) 1993, 1994
   3  *      The Regents of the University of California.  All rights reserved.
   4  * Copyright (c) 1993, 1994, 1995, 1996
   5  *      Keith Bostic.  All rights reserved.
   6  *
   7  * See the LICENSE file for redistribution information.
   8  */
   9
  10 /*
  11  * Structure for building "argc/argv" vector of arguments.
  12  *
  13  * !!!
  14  * All arguments are nul terminated as well as having an associated length.
  15  * The argument vector is NOT necessarily NULL terminated.  The proper way
  16  * to check the number of arguments is to use the argc value in the EXCMDARG
  17  * structure or to walk the array until an ARGS structure with a length of 0
  18  * is found.
  19  */
  20 typedef struct _args {
  21         CHAR_T  *bp;            /* Argument. */
  22         size_t   blen;          /* Buffer length. */
  23         size_t   len;           /* Argument length. */
  24
  25 #define A_ALLOCATED     0x01    /* If allocated space. */
  26         u_int8_t flags;
  27 } ARGS;