summaryrefslogtreecommitdiffstats
path: root/numtext.c
blob: cd07e6337abdbcaeee6c0408cbd64c66edb19423 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
/* See LICENSE file for copyright and license details. */
#include "common.h"


char *argv0;


int
main(int argc, char *argv[])
{
	if (!argc) {
		fprintf(stderr, "numtext: no command lines arguments specified, don't know what to execute\n");
		return 1;
	}

	if (!strcmp(argv[0], "numtext-strip"))
		return numtext_strip_main(argc, argv);

	fprintf(stderr, "%s: not a recognised command for numtext multicall binary\n", argv[0]);
	return 1;
}


int
run(int argc, char *argv[], ssize_t (*callback)(char *outbuf, size_t outbuf_size, const char *num, size_t num_len))
{
	char *line = NULL;
	size_t size = 0;
	ssize_t len;
	int ret = 0;
	char *outbuf = NULL;
	size_t outbuf_size = 0;
	size_t num_len;

	if (argc) {
		for (; *argv; argv++) {
			num_len = strlen(*argv);
			len = callback(outbuf, outbuf_size, *argv, num_len);
			if (len < 0) {
				ret = 1;
				continue;
			}
			if ((size_t)len > outbuf_size) {
				outbuf_size = (size_t)len;
				outbuf = realloc(outbuf, outbuf_size);
				if (!outbuf) {
					fprintf(stderr, "%s: realloc %zu: %s\n", argv0, outbuf_size, strerror(errno));
					exit(1);
				}
			}
			len = callback(outbuf, outbuf_size, *argv, num_len);
			if (len < 0) {
				ret = 1;
				continue;
			}
			printf("%s\n", outbuf);
		}
	} else {
		for (;;) {
			len = getline(&line, &size, stdin);
			if (len == -1)
				break;
			if (len && line[len - 1] == '\n')
				line[--len] = '\0';
			if (!len)
				continue;
			num_len = (size_t)len;
			len = callback(outbuf, outbuf_size, line, num_len);
			if (len < 0) {
				ret = 1;
				continue;
			}
			if ((size_t)len > outbuf_size) {
				outbuf_size = (size_t)len;
				outbuf = realloc(outbuf, outbuf_size);
				if (!outbuf) {
					fprintf(stderr, "%s: realloc %zu: %s\n", argv0, outbuf_size, strerror(errno));
					exit(1);
				}
			}
			len = callback(outbuf, outbuf_size, line, num_len);
			if (len < 0) {
				ret = 1;
				continue;
			}
			printf("%s\n", outbuf);
		}
		if (ferror(stdin)) {
			fprintf(stderr, "%s: getline <stdin>: %s\n", argv0, strerror(errno));
			ret = 1;
		}
		free(line);
	}

	if (fflush(stdout) || fclose(stdout)) {
		fprintf(stderr, "%s: printf: %s\n", argv0, strerror(errno));
		ret = 1;
	}

	free(outbuf);
	return ret;
}


int
get_language(const char *arg, enum libnumtext_language *langp, int *have_langp)
{
	static const struct language {
		enum libnumtext_language value;
		const char *code;
		const char *name;
	} languages[] = {
		{LIBNUMTEXT_SWEDISH, "sv", "swedish"}
	};

	size_t i;

	if (*have_langp)
		return 0;
	*have_langp = 1;

	if (!strcmp(arg, "?")) {
		for (i = 0; i < sizeof(languages) / sizeof(*languages); i++) {
			printf("Languages:\n");
			printf("\t%s %s\n", languages[i].code, languages[i].name);
		}
		exit(0);
	} else {
		for (i = 0; i < sizeof(languages) / sizeof(*languages); i++) {
			if (!strcasecmp(arg, languages[i].code) || !strcasecmp(arg, languages[i].name)) {
				*langp = languages[i].value;
				return 1;
			}
		}
		fprintf(stderr, "%s: unrecognised language, use ? to list available languages: %s\n", argv0, arg);
		exit(1);
	}
}