1 /* Iterate over arguments from argv or --files0-from=FILE 2 Copyright (C) 2008-2012 Free Software Foundation, Inc. 3 4 This program is free software: you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation, either version 3 of the License, or 7 (at your option) any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 16 17 #include <stdio.h> 18 #include <stdbool.h> 19 20 /* Definition of _GL_ARG_NONNULL. */ 21 #include "arg-nonnull.h" 22 23 struct argv_iterator; 24 25 enum argv_iter_err 26 { 27 AI_ERR_OK = 1, 28 AI_ERR_EOF, 29 AI_ERR_MEM, 30 AI_ERR_READ 31 }; 32 33 struct argv_iterator *argv_iter_init_argv (char **argv) 34 _GL_ARG_NONNULL ((1)); 35 struct argv_iterator *argv_iter_init_stream (FILE *fp) 36 _GL_ARG_NONNULL ((1)); 37 char *argv_iter (struct argv_iterator *, enum argv_iter_err *) 38 _GL_ARG_NONNULL ((1, 2)); 39 size_t argv_iter_n_args (struct argv_iterator const *) 40 _GL_ATTRIBUTE_PURE _GL_ARG_NONNULL ((1)); 41 void argv_iter_free (struct argv_iterator *) 42 _GL_ARG_NONNULL ((1)); 43