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Annotation of src/bin/echo/echo.c, Revision 1.15.16.1

1.15.16.1! bouyer      1: /* $NetBSD$    */
1.6       cgd         2:
1.1       cgd         3: /*
1.5       mycroft     4:  * Copyright (c) 1989, 1993
                      5:  *     The Regents of the University of California.  All rights reserved.
1.1       cgd         6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
1.11      agc        15:  * 3. Neither the name of the University nor the names of its contributors
1.1       cgd        16:  *    may be used to endorse or promote products derived from this software
                     17:  *    without specific prior written permission.
                     18:  *
                     19:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     20:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     21:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     22:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     23:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     24:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     25:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     26:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     27:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     29:  * SUCH DAMAGE.
                     30:  */
                     31:
1.7       thorpej    32: #include <sys/cdefs.h>
1.1       cgd        33: #ifndef lint
1.7       thorpej    34: __COPYRIGHT(
1.5       mycroft    35: "@(#) Copyright (c) 1989, 1993\n\
1.7       thorpej    36:        The Regents of the University of California.  All rights reserved.\n");
1.1       cgd        37: #endif /* not lint */
                     38:
                     39: #ifndef lint
1.6       cgd        40: #if 0
                     41: static char sccsid[] = "@(#)echo.c     8.1 (Berkeley) 5/31/93";
                     42: #else
1.15.16.1! bouyer     43: __RCSID("$NetBSD$");
1.6       cgd        44: #endif
1.1       cgd        45: #endif /* not lint */
                     46:
                     47: #include <stdio.h>
1.15      simonb     48: #include <stdlib.h>
                     49: #include <string.h>
1.10      jschauma   50:
1.9       wiz        51: int main(int, char *[]);
1.1       cgd        52:
1.8       cgd        53: /* ARGSUSED */
1.5       mycroft    54: int
1.9       wiz        55: main(int argc, char *argv[])
1.1       cgd        56: {
                     57:        int nflag;
                     58:
                     59:        /* This utility may NOT do getopt(3) option parsing. */
                     60:        if (*++argv && !strcmp(*argv, "-n")) {
                     61:                ++argv;
                     62:                nflag = 1;
                     63:        }
                     64:        else
                     65:                nflag = 0;
                     66:
                     67:        while (*argv) {
1.12      jschauma   68:                (void)printf("%s", *argv);
1.1       cgd        69:                if (*++argv)
1.8       cgd        70:                        (void)putchar(' ');
1.1       cgd        71:        }
1.9       wiz        72:        if (nflag == 0)
1.8       cgd        73:                (void)putchar('\n');
1.15.16.1! bouyer     74:        fflush(stdout);
        !            75:        if (ferror(stdout))
        !            76:                exit(1);
1.1       cgd        77:        exit(0);
1.8       cgd        78:        /* NOTREACHED */
1.1       cgd        79: }