147 lines
2.3 KiB
C
147 lines
2.3 KiB
C
/* convert old LPmud .o files to new DGD .o format */
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# include <ctype.h>
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# include <string.h>
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# include <stdio.h>
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int array, arrbuf[1000];
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char buffer[60000]; /* large enough? */
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void match(a, b)
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char a, b;
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{
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if (a != b) {
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fprintf(stderr, "'%c' expected\n", b);
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exit(2);
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}
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}
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char *scan(buf)
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char *buf;
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{
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int i;
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switch (*buf++) {
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case '-':
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case '0': case '1': case '2': case '3': case '4':
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case '5': case '6': case '7': case '8': case '9':
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while (isdigit(*buf)) buf++;
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break;
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case '"':
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while (*buf != '"') {
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if (*buf == '\\') buf++;
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buf++;
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}
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buf++;
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break;
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case '(':
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switch (*buf++) {
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case '{':
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i = array++;
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while (*buf != '}') {
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buf = scan(buf);
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match(*buf++, ',');
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arrbuf[i]++;
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}
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break;
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case '[':
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i = array++;
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while (*buf != ']') {
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buf = scan(buf);
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match(*buf++, ':');
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buf = scan(buf);
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match(*buf++, ',');
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arrbuf[i]++;
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}
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break;
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default:
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fprintf(stderr, "unexpected character '%c'\n", buf[-1]);
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exit(2);
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}
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buf++;
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match(*buf++, ')');
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break;
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default:
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fprintf(stderr, "unexpected character '%c'\n", buf[-1]);
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exit(2);
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}
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return buf;
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}
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char *copy(buf)
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char *buf;
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{
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putchar(*buf);
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switch (*buf++) {
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case '-':
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case '0': case '1': case '2': case '3': case '4':
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case '5': case '6': case '7': case '8': case '9':
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while (isdigit(*buf)) putchar(*buf++);
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break;
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case '"':
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while (*buf != '"') {
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if (*buf == '\r') {
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putchar('\\');
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*buf = 'n';
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} else if (*buf == '\\') putchar(*buf++);
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putchar(*buf++);
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}
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putchar(*buf++);
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break;
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case '(':
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putchar(*buf);
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switch (*buf++) {
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case '{':
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printf("%d|", arrbuf[array++]);
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while (*buf != '}') {
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buf = copy(buf);
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putchar(*buf++);
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}
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break;
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case '[':
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printf("%d|", arrbuf[array++]);
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while (*buf != ']') {
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buf = copy(buf);
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putchar(*buf++);
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buf = copy(buf);
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putchar(*buf++);
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}
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break;
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}
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putchar(*buf++);
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putchar(*buf++);
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break;
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}
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return buf;
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}
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main()
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{
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char *p;
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puts("#");
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while (gets(buffer) != (char *) NULL) {
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p = strchr(buffer, ' ');
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if (p == (char *) NULL) {
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fprintf(stderr, "variable name expected\n");
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return 2;
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}
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*p++ = '\0';
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memset(arrbuf, '\0', sizeof(arrbuf));
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array = 0;
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match(*scan(p), '\0');
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printf("%s ", buffer);
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array = 0;
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copy(p);
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putchar('\n');
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}
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}
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