tornavis/source/blender/blenlib/BLI_args.h

66 lines
1.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
#pragma once
/** \file
* \ingroup bli
* \brief A general argument parsing module.
*/
#ifdef __cplusplus
extern "C" {
#endif
struct bArgs;
typedef struct bArgs bArgs;
/**
* Returns the number of extra arguments consumed by the function.
* - 0 is normal value,
* - -1 stops parsing arguments, other negative indicates skip
*/
typedef int (*BA_ArgCallback)(int argc, const char **argv, void *data);
struct bArgs *BLI_args_create(int argc, const char **argv);
void BLI_args_destroy(struct bArgs *ba);
/** The pass to use for #BLI_args_add. */
void BLI_args_pass_set(struct bArgs *ba, int current_pass);
/**
* Pass starts at 1, -1 means valid all the time
* short_arg or long_arg can be null to specify no short or long versions
*/
void BLI_args_add(struct bArgs *ba,
const char *short_arg,
const char *long_arg,
const char *doc,
BA_ArgCallback cb,
void *data);
/**
* Short_case and long_case specify if those arguments are case specific
*/
void BLI_args_add_case(struct bArgs *ba,
const char *short_arg,
int short_case,
const char *long_arg,
int long_case,
const char *doc,
BA_ArgCallback cb,
void *data);
void BLI_args_parse(struct bArgs *ba, int pass, BA_ArgCallback default_cb, void *data);
void BLI_args_print_arg_doc(struct bArgs *ba, const char *arg);
void BLI_args_print_other_doc(struct bArgs *ba);
bool BLI_args_has_other_doc(const struct bArgs *ba);
void BLI_args_print(struct bArgs *ba);
#ifdef __cplusplus
}
#endif