diff options
Diffstat (limited to 'usr.bin/unvis/unvis.c')
| -rw-r--r-- | usr.bin/unvis/unvis.c | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/usr.bin/unvis/unvis.c b/usr.bin/unvis/unvis.c deleted file mode 100644 index 82cad81..0000000 --- a/usr.bin/unvis/unvis.c +++ /dev/null @@ -1,147 +0,0 @@ -/*- - * Copyright (c) 1989, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef lint -static char copyright[] = -"@(#) Copyright (c) 1989, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)unvis.c 8.1 (Berkeley) 6/6/93"; -#endif /* not lint */ - -#include <stdio.h> -#include <vis.h> - -char *Program; -#define usage() fprintf(stderr, "usage: %s %s\n", Program, USAGE) -#define USAGE "[file...]" - -main(argc, argv) - char *argv[]; -{ - FILE *fp; - extern char *optarg; - extern int optind; - int ch; - - Program = argv[0]; - while ((ch = getopt(argc, argv, "")) != EOF) - switch((char)ch) { - case '?': - default: - usage(); - exit(1); - } - argc -= optind; - argv += optind; - - if (*argv) - while (*argv) { - if ((fp=fopen(*argv, "r")) != NULL) - process(fp, *argv); - else - syserror("%s", *argv); - argv++; - } - else - process(stdin, "<stdin>"); - exit(0); -} - -process(fp, filename) - FILE *fp; - char *filename; -{ - register int offset = 0, c, ret; - int state = 0; - char outc; - - while ((c = getc(fp)) != EOF) { - offset++; - again: - switch(ret = unvis(&outc, (char)c, &state, 0)) { - case UNVIS_VALID: - putchar(outc); - break; - case UNVIS_VALIDPUSH: - putchar(outc); - goto again; - case UNVIS_SYNBAD: - error("%s: offset: %d: can't decode", filename, offset); - state = 0; - break; - case 0: - case UNVIS_NOCHAR: - break; - default: - error("bad return value (%d), can't happen", ret); - exit(1); - } - } - if (unvis(&outc, (char)0, &state, UNVIS_END) == UNVIS_VALID) - putchar(outc); -} - -#include <varargs.h> - -error(va_alist) - va_dcl -{ - char *fmt; - va_list ap; - extern errno; - - fprintf(stderr, "%s: ", Program); - va_start(ap); - fmt = va_arg(ap, char *); - (void) vfprintf(stderr, fmt, ap); - va_end(ap); - fprintf(stderr, "\n"); -} - -syserror(va_alist) - va_dcl -{ - char *fmt; - va_list ap; - extern errno; - - fprintf(stderr, "%s: ", Program); - va_start(ap); - fmt = va_arg(ap, char *); - (void) vfprintf(stderr, fmt, ap); - va_end(ap); - fprintf(stderr, ": %s\n", strerror(errno)); -} |
