1  /* readline.h --- Simple implementation of readline.
       2     Copyright (C) 2005, 2009-2021 Free Software Foundation, Inc.
       3     Written by Simon Josefsson
       4  
       5     This program is free software: you can redistribute it and/or modify
       6     it under the terms of the GNU General Public License as published by
       7     the Free Software Foundation; either version 3 of the License, or
       8     (at your option) any later version.
       9  
      10     This program 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
      13     GNU General Public License for more details.
      14  
      15     You should have received a copy of the GNU General Public License
      16     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
      17  
      18  #ifndef GL_READLINE_H
      19  #define GL_READLINE_H
      20  
      21  #if HAVE_READLINE_READLINE_H
      22  /* <readline/readline.h> makes use of the FILE type without including
      23     <stdio.h> itself. */
      24  # include <stdio.h>
      25  # include <readline/readline.h>
      26  #else
      27  # include <stdlib.h>
      28  /* Prints a prompt PROMPT and then reads and returns a single line of
      29     text from the user.  If PROMPT is NULL or the empty string, no
      30     prompt is displayed.  The returned line is allocated with malloc;
      31     the caller should free the line when it has finished with it. */
      32  extern char *readline (const char *prompt)
      33    _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
      34  #endif
      35  
      36  #endif /* GL_READLINE_H */