fire/args.h

82 lines
1.5 KiB
C

//
// Copy me if you can.
// by 20h
//
// This file was proudly stol^Hborrowed
// from the st project.
//
// (c) all st contributors. View the LICENSE at:
// https://git.suckless.org/st/file/LICENSE.html
#ifndef ARGS_INCLUDED
#define ARGS_INCLUDED
#include "bool.h"
#include "args.h"
#ifdef __OpenBSD__
#include "sys/types.h"
#else
#include "stdint.h"
#endif
extern char *argv0;
typedef struct Options {
size_t refresh_rate;
size_t animation_speed;
size_t heat_loss;
size_t wind;
size_t random_factor;
bool random_wind;
bool truecolor;
uint32_t width;
uint32_t height;
bool farbfeld_mode;
size_t ff_frame;
} Options;
/* use main(int argc, char *argv[]) */
#define ARGBEGIN for (argv0 = *argv, argv++, argc--;\
argv[0] && argv[0][0] == '-'\
&& argv[0][1];\
argc--, argv++) {\
char argc_;\
char **argv_;\
int brk_;\
if (argv[0][1] == '-' && argv[0][2] == '\0') {\
argv++;\
argc--;\
break;\
}\
int i_;\
for (i_ = 1, brk_ = 0, argv_ = argv;\
argv[0][i_] && !brk_;\
i_++) {\
if (argv_ != argv)\
break;\
argc_ = argv[0][i_];\
switch (argc_)
#define ARGEND }\
}
#define ARGC() argc_
#define EARGF(x) ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\
((x), abort(), (char *)0) :\
(brk_ = 1, (argv[0][i_+1] != '\0')?\
(&argv[0][i_+1]) :\
(argc--, argv++, argv[0])))
#define ARGF() ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\
(char *)0 :\
(brk_ = 1, (argv[0][i_+1] != '\0')?\
(&argv[0][i_+1]) :\
(argc--, argv++, argv[0])))
#endif