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

   1 /* -*-c-*-
   2  *
   3  * $Id: quis.c,v 1.3 1999/05/05 18:50:31 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 Software
  26  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  27  */
  28
  29 /*----- Revision history --------------------------------------------------*
  30  *
  31  * $Log: quis.c,v $
  32  * Revision 1.3  1999/05/05 18:50:31  mdw
  33  * Change licensing conditions to LGPL.
  34  *
  35  * Revision 1.2  1999/02/28 15:16:29  mdw
  36  * quis: remove the leading `-' from the name, in case we're invoked as a
  37  * login shell.
  38  *
  39  * Revision 1.1.1.1  1998/06/17 23:44:42  mdw
  40  * Initial version of mLib
  41  *
  42  */
  43
  44 /*----- Header files ------------------------------------------------------*/
  45
  46 #include <stdarg.h>
  47 #include <stdio.h>
  48 #include <stdlib.h>
  49 #include <string.h>
  50
  51 #include "quis.h"
  52
  53 /*----- Global variables --------------------------------------------------*/
  54
  55 const char *pn__name = "<UNNAMED>";     /* Program name */
  56
  57 /*----- Functions provided ------------------------------------------------*/
  58
  59 /* --- @quis@ --- *
  60  *
  61  * Arguments:   ---
  62  *
  63  * Returns:     Pointer to the program name.
  64  *
  65  * Use:         Returns the program name.
  66  */
  67
  68 const char *quis(void) { return (QUIS); }
  69
  70 /* --- @ego@ --- *
  71  *
  72  * Arguments:   @const char *p@ = pointer to program name
  73  *
  74  * Returns:     ---
  75  *
  76  * Use:         Tells mLib what the program's name is.
  77  */
  78
  79 #ifndef PATHSEP
  80 #  if defined(__riscos)
  81 #    define PATHSEP '.'
  82 #  elif defined(__unix) || defined(unix)
  83 #    define PATHSEP '/'
  84 #  else
  85 #    define PATHSEP '\\'
  86 #  endif
  87 #endif
  88
  89 void ego(const char *p)
  90 {
  91   const char *q = p;
  92   while (*q) {
  93     if (*q++ == PATHSEP)
  94       p = q;
  95   }
  96   if (*p == '-')
  97     p++;
  98   pn__name = p;
  99 }
 100
 101 /*----- That's all, folks -------------------------------------------------*/