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

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