1 files changed, 35 insertions, 0 deletions
diff --git a/src/cli/opt_usage.h b/src/cli/opt_usage.h
new file mode 100644
index 000000000..c752494e1
--- /dev/null
+++ b/src/cli/opt_usage.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) the libgit2 contributors. All rights reserved.
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+
+#ifndef CLI_opt_usage_h__
+#define CLI_opt_usage_h__
+
+/**
+ * Prints usage information to the given file handle.
+ *
+ * @param file The file to print information to
+ * @param command The name of the command to use when printing
+ * @param subcommand The name of the subcommand (eg "checkout") to use when printing, or NULL to skip
+ * @param specs The specifications allowed by the command
+ * @return 0 on success, -1 on failure
+ */
+int cli_opt_usage_fprint(
+	FILE *file,
+	const char *command,
+	const char *subcommand,
+	const cli_opt_spec specs[]);
+
+int cli_opt_usage_error(
+	const char *subcommand,
+	const cli_opt_spec specs[],
+	const cli_opt *invalid_opt);
+
+int cli_opt_help_fprint(
+	FILE *file,
+	const cli_opt_spec specs[]);
+
+#endif /* CLI_opt_usage_h__ */