diff options
Diffstat (limited to 'gl/lib/argv-iter.h')
-rw-r--r-- | gl/lib/argv-iter.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gl/lib/argv-iter.h b/gl/lib/argv-iter.h new file mode 100644 index 000000000..06a397c9e --- /dev/null +++ b/gl/lib/argv-iter.h @@ -0,0 +1,47 @@ +/* Iterate over arguments from argv or --files0-from=FILE + Copyright (C) 2008 Free Software Foundation, Inc. + + 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 3 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, see <http://www.gnu.org/licenses/>. */ + +#include <stdio.h> +#include <stdbool.h> + +struct argv_iterator; +enum argv_iter_err; + +#undef _ATTRIBUTE_NONNULL_ +#if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || 3 < __GNUC__ +# define _ATTRIBUTE_NONNULL_(m,...) __attribute__ ((__nonnull__ (m))) +#else +# define _ATTRIBUTE_NONNULL_(m,...) +#endif + +enum argv_iter_err +{ + AI_ERR_OK = 1, + AI_ERR_EOF, + AI_ERR_MEM, + AI_ERR_READ +}; + +struct argv_iterator *argv_iter_init_argv (char **argv) + _ATTRIBUTE_NONNULL_ (1); +struct argv_iterator *argv_iter_init_stream (FILE *fp) + _ATTRIBUTE_NONNULL_ (1); +char *argv_iter (struct argv_iterator *, enum argv_iter_err *) + _ATTRIBUTE_NONNULL_ (1, 2); +size_t argv_iter_n_args (struct argv_iterator const *) + _ATTRIBUTE_NONNULL_ (1); +void argv_iter_free (struct argv_iterator *) + _ATTRIBUTE_NONNULL_ (1); |