1#include "config.h"
2
3#include <stdio.h>
4#include <string.h>
5
6#include "json.h"
7#include "parse_flags.h"
8
9#if !defined(HAVE_STRCASECMP) && defined(_MSC_VER)
10# define strcasecmp _stricmp
11#elif !defined(HAVE_STRCASECMP)
12# error You do not have strcasecmp on your system.
13#endif /* HAVE_STRNCASECMP */
14
15static struct {
16	const char *arg;
17	int flag;
18} format_args[] = {
19	{ "plain", JSON_C_TO_STRING_PLAIN },
20	{ "spaced", JSON_C_TO_STRING_SPACED },
21	{ "pretty", JSON_C_TO_STRING_PRETTY },
22};
23
24#ifndef NELEM
25#define NELEM(x) (sizeof(x) / sizeof(&x[0]))
26#endif
27
28int parse_flags(int argc, char **argv)
29{
30	int arg_idx;
31	int sflags = 0;
32	for (arg_idx = 1; arg_idx < argc ; arg_idx++)
33	{
34		int jj;
35		for (jj = 0; jj < (int)NELEM(format_args); jj++)
36		{
37			if (strcasecmp(argv[arg_idx], format_args[jj].arg) == 0)
38			{
39				sflags |= format_args[jj].flag;
40				break;
41			}
42		}
43		if (jj == NELEM(format_args))
44		{
45			printf("Unknown arg: %s\n", argv[arg_idx]);
46			exit(1);
47		}
48	}
49	return sflags;
50}
51