1: /* Define and initialize `__progname' et. al.
    2:    Copyright (C) 1994,1995,1996,1997,1998,2002 Free Software Foundation, Inc.
    3:    This file is part of the GNU C Library.
    4: 
    5:    The GNU C Library is free software; you can redistribute it and/or
    6:    modify it under the terms of the GNU Lesser General Public
    7:    License as published by the Free Software Foundation; either
    8:    version 2.1 of the License, or (at your option) any later version.
    9: 
   10:    The GNU C Library is distributed in the hope that it will be useful,
   11:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   12:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   13:    Lesser General Public License for more details.
   14: 
   15:    You should have received a copy of the GNU Lesser General Public
   16:    License along with the GNU C Library; if not, write to the Free
   17:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   18:    02111-1307 USA.  */
   19: 
   20: #include <string.h>
   21: #include <libc-internal.h>
   22: 
   23: char *__progname_full = (char *) "";
   24: char *__progname = (char *) "";
   25: weak_alias (__progname_full, program_invocation_name)
   26: weak_alias (__progname, program_invocation_short_name)
   27: 
   28: 
   29: void
   30: __init_misc (int argc, char **argv, char **envp)
   31: {
   32:   if (argv && argv[0])
   33:     {
   34:       char *p = strrchr (argv[0], '/');
   35:       if (p == NULL)
   36:         __progname = argv[0];
   37:       else
   38:         __progname = p + 1;
   39:       __progname_full = argv[0];
   40:     }
   41: }