mdw@git.distorted.org.uk Git - mLib/blob - quis.c

   1 /* -*-c-*-
   2  *
   3  * $Id: quis.c,v 1.6 2004/04/08 01:36:13 mdw Exp $
   4  *
   5  * Setting the program name
   6  *
   7  * (c) 1998 Straylight/Edgeware
   8  */
   9
  10 /*----- Licensing notice --------------------------------------------------*
  11  *
  12  * This file is part of the mLib utilities library.
  13  *
  14  * mLib is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU Library General Public License as
  16  * published by the Free Software Foundation; either version 2 of the
  17  * License, or (at your option) any later version.
  18  *
  19  * mLib is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU Library General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU Library General Public
  25  * License along with mLib; if not, write to the Free
  26  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  27  * MA 02111-1307, USA.
  28  */
  29
  30 /*----- Header files ------------------------------------------------------*/
  31
  32 #include <stdarg.h>
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36
  37 #include "quis.h"
  38
  39 /*----- Global variables --------------------------------------------------*/
  40
  41 const char *pn__name = "<UNNAMED>";     /* Program name */
  42
  43 /*----- Functions provided ------------------------------------------------*/
  44
  45 /* --- @quis@ --- *
  46  *
  47  * Arguments:   ---
  48  *
  49  * Returns:     Pointer to the program name.
  50  *
  51  * Use:         Returns the program name.
  52  */
  53
  54 const char *quis(void) { return (QUIS); }
  55
  56 /* --- @ego@ --- *
  57  *
  58  * Arguments:   @const char *p@ = pointer to program name
  59  *
  60  * Returns:     ---
  61  *
  62  * Use:         Tells mLib what the program's name is.
  63  */
  64
  65 #ifndef PATHSEP
  66 #  if defined(__riscos)
  67 #    define PATHSEP '.'
  68 #  elif defined(__unix) || defined(unix)
  69 #    define PATHSEP '/'
  70 #  else
  71 #    define PATHSEP '\\'
  72 #  endif
  73 #endif
  74
  75 void ego(const char *p)
  76 {
  77   const char *q = p;
  78   while (*q) {
  79     if (*q++ == PATHSEP)
  80       p = q;
  81   }
  82   if (*p == '-')
  83     p++;
  84   pn__name = p;
  85 }
  86
  87 #undef PATHSEP
  88
  89 /*----- That's all, folks -------------------------------------------------*/