filter_filename.c

这个是LINUX下的GDB调度工具的源码

/*  This file is part of the program psim.

    Copyright (C) 1994-1995, Andrew Cagney <[e-mail]>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
    */

#include "config.h"
#include "ppc-config.h"
#include "filter_filename.h"

/* Shorten traces by eliminating the directory component to filenames.  */
extern const char *
filter_filename (const char *filename)
{
  const char *p = filename;
  const char *last = filename;
  int ch;

  while ((ch = *p++) != '\0' && ch != ':')
    if (ch == '/')
      last = p;

  return last;
}