summaryrefslogtreecommitdiff
path: root/scripts/cquote.c
blob: 4544d2e14a1bb7e5f150e80d889851937101015f (plain)
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
/* cquote.c -- Turn the contents of a file into a quoted string */

#include <stdio.h>
#include <string.h>

/* We never want to build memento versions of the cquote util */
#undef MEMENTO

static void
clean(char *p)
{
	while (*p)
	{
		if ((*p == '/') || (*p == '.') || (*p == '\\') || (*p == '-'))
			*p = '_';
		p ++;
	}
}

int
main(int argc, char **argv)
{
	FILE *fi, *fo;
	char name[256];
	char *realname;
	int i, c;
	int bol = 1;

	if (argc < 3)
	{
		fprintf(stderr, "usage: cquote output.c lots of text files\n");
		return 1;
	}

	fo = fopen(argv[1], "wb");
	if (!fo)
	{
		fprintf(stderr, "cquote: could not open output file '%s'\n", argv[1]);
		return 1;
	}

	fprintf(fo, "/* This is an automatically generated file. Do not edit. */\n");

	for (i = 2; i < argc; i++)
	{
		realname = strrchr(argv[i], '/');
		if (!realname)
			realname = strrchr(argv[i], '\\');
		if (realname)
			realname ++;
		else
			realname = argv[i];

		if (strlen(realname) > (sizeof name - 1))
		{
			fprintf(stderr, "cquote: file name too long\n");
			if (fclose(fo))
			{
				fprintf(stderr, "cquote: could not close output file '%s'\n", argv[1]);
				return 1;
			}
			return 1;
		}

		strcpy(name, realname);
		clean(name);

		fi = fopen(argv[i], "rb");

		fprintf(fo, "\n/* %s */\n\n", name);

		c = fgetc(fi);
		while (c != EOF)
		{
			int eol = 0;

			if (bol)
			{
				fputc('\"', fo);
				bol = 0;
			}

			switch (c)
			{
				case '\"':
					fprintf(fo, "\\\"");
					break;

				case '\\':
					fprintf(fo, "\\\\");
					break;

				case '\r':
				case '\n':
					eol = 1;
					break;

				default:
					fputc(c, fo);
					break;
			}

			if (eol)
			{
				fprintf(fo, "\\n\"\n");
				while ((c = fgetc(fi)) == '\r' || c == '\n')
					;
				bol = 1;
			}
			else
			{
				c = fgetc(fi);
			}
		}

		if (!bol)
			fprintf(fo, "\\n\"\n");

		if (fclose(fi))
		{
			fprintf(stderr, "cquote: could not close input file '%s'\n", argv[i]);
			return 1;
		}

	}

	if (fclose(fo))
	{
		fprintf(stderr, "cquote: could not close output file '%s'\n", argv[1]);
		return 1;
	}

	return 0;
}