Adding upstream version 9.1.upstream/9.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 43 insertions, 0 deletions

diff --git a/lib/argv-iter.h b/lib/argv-iter.h
new file mode 100644
index 0000000..c6ad113
--- /dev/null
+++ b/lib/argv-iter.h
@@ -0,0 +1,43 @@
+/* Iterate over arguments from argv or --files0-from=FILE
+   Copyright (C) 2008-2022 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 <https://www.gnu.org/licenses/>.  */
+
+#include <stdio.h>
+#include <stdbool.h>
+
+/* Definition of _GL_ARG_NONNULL.  */
+#include "arg-nonnull.h"
+
+struct argv_iterator;
+
+enum argv_iter_err
+{
+  AI_ERR_OK = 1,
+  AI_ERR_EOF,
+  AI_ERR_MEM,
+  AI_ERR_READ
+};
+
+void argv_iter_free (struct argv_iterator *)
+  _GL_ARG_NONNULL ((1));
+
+struct argv_iterator *argv_iter_init_argv (char **argv)
+  _GL_ARG_NONNULL ((1)) _GL_ATTRIBUTE_DEALLOC (argv_iter_free, 1);
+struct argv_iterator *argv_iter_init_stream (FILE *fp)
+  _GL_ARG_NONNULL ((1)) _GL_ATTRIBUTE_DEALLOC (argv_iter_free, 1);
+char *argv_iter (struct argv_iterator *, enum argv_iter_err *)
+  _GL_ARG_NONNULL ((1, 2));
+size_t argv_iter_n_args (struct argv_iterator const *)
+  _GL_ATTRIBUTE_PURE _GL_ARG_NONNULL ((1));