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 */