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/*
* Name: entrigraph.c
* Purpose: Put trigraphs into C source code file.
* Author: Lars Wirzenius
* Version: "@(#)liwctools:$Id: entrigraph.c,v 1.1.1.1 1996/09/16 18:19:51 liw Exp $"
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <publib.h>
int entrigraph(FILE *f, char *fname, void *dummy) {
int c;
char tri[] = "()<>!'-=/"; /* list of trigraphs... */
char realchars[] = "[]{}|^~#\\"; /* ...and corresponding chars */
char *p;
while ((c = getc(f)) != EOF) {
if ((p = strchr(realchars, c)) == NULL)
putchar(c);
else
printf("?\?%c", tri[p-realchars]);
}
return 0;
}
int main(int argc, char **argv) {
set_progname(argv[0], "entrigraph");
if (main_filter(argc-1, argv+1, entrigraph, NULL) == -1)
exit(EXIT_FAILURE);
exit(0);
}
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