diff options
Diffstat (limited to 'usr.bin/what/what.c')
-rw-r--r-- | usr.bin/what/what.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/usr.bin/what/what.c b/usr.bin/what/what.c new file mode 100644 index 0000000..769f6d5 --- /dev/null +++ b/usr.bin/what/what.c @@ -0,0 +1,86 @@ +/* + * Copyright (c) 1980, 1988, 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) 1980, 1988, 1993\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +static char sccsid[] = "@(#)what.c 8.1 (Berkeley) 6/6/93"; +#endif /* not lint */ + +#include <stdio.h> + +/* + * what + */ +/* ARGSUSED */ +main(argc, argv) + int argc; + char **argv; +{ + if (!*++argv) + search(); + else do { + if (!freopen(*argv, "r", stdin)) { + perror(*argv); + exit(1); + } + printf("%s\n", *argv); + search(); + } while(*++argv); + exit(0); +} + +search() +{ + register int c; + + while ((c = getchar()) != EOF) { +loop: if (c != '@') + continue; + if ((c = getchar()) != '(') + goto loop; + if ((c = getchar()) != '#') + goto loop; + if ((c = getchar()) != ')') + goto loop; + putchar('\t'); + while ((c = getchar()) != EOF && c && c != '"' && + c != '>' && c != '\n') + putchar(c); + putchar('\n'); + } +} |