1  /*
       2  ** popen.h -- prototypes for pipe functions
       3  */
       4  /*
       5   * Copyright (C) 2010, 2013, 2014, 2016, 2022, the Free Software Foundation, Inc.
       6   *
       7   * This file is part of GAWK, the GNU implementation of the
       8   * AWK Programming Language.
       9   *
      10   * GAWK is free software; you can redistribute it and/or modify
      11   * it under the terms of the GNU General Public License as published by
      12   * the Free Software Foundation; either version 3 of the License, or
      13   * (at your option) any later version.
      14   *
      15   * GAWK is distributed in the hope that it will be useful,
      16   * but WITHOUT ANY WARRANTY; without even the implied warranty of
      17   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      18   * GNU General Public License for more details.
      19   *
      20   * You should have received a copy of the GNU General Public License
      21   * along with this program; if not, write to the Free Software
      22   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
      23   */
      24  
      25  # if defined (popen)
      26  #  undef popen
      27  #  undef pclose
      28  # endif
      29  # define popen(c, m)	os_popen(c, m)
      30  # define pclose(f)	os_pclose(f)
      31    extern FILE *os_popen( const char *, const char * );
      32    extern int  os_pclose( FILE * );
      33  #ifdef __MINGW32__
      34  #  define system(c)	os_system(c)
      35     extern int os_system( const char * );
      36  #  define SIGKILL	9
      37     extern int kill( int, int );
      38     extern char *quote_cmd( const char * );
      39  #endif	 /* __MINGW32__ */