summaryrefslogtreecommitdiff
path: root/bin/echo/echo.c
diff options
context:
space:
mode:
Diffstat (limited to 'bin/echo/echo.c')
-rw-r--r--bin/echo/echo.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/bin/echo/echo.c b/bin/echo/echo.c
new file mode 100644
index 0000000..2e59363
--- /dev/null
+++ b/bin/echo/echo.c
@@ -0,0 +1,81 @@
+/* $NetBSD: echo.c,v 1.19 2016/09/05 01:00:07 sevan Exp $ */
+
+/*
+ * 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. 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.
+ */
+
+#include <sys/cdefs.h>
+#ifndef lint
+__COPYRIGHT(
+"@(#) Copyright (c) 1989, 1993\
+ The Regents of the University of California. All rights reserved.");
+#endif /* not lint */
+
+#ifndef lint
+#if 0
+static char sccsid[] = "@(#)echo.c 8.1 (Berkeley) 5/31/93";
+#else
+__RCSID("$NetBSD: echo.c,v 1.19 2016/09/05 01:00:07 sevan Exp $");
+#endif
+#endif /* not lint */
+
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+/* ARGSUSED */
+int
+main(int argc, char *argv[])
+{
+ int nflag;
+
+ setprogname(argv[0]);
+ (void)setlocale(LC_ALL, "");
+
+ /* This utility may NOT do getopt(3) option parsing. */
+ if (*++argv && !strcmp(*argv, "-n")) {
+ ++argv;
+ nflag = 1;
+ }
+ else
+ nflag = 0;
+
+ while (*argv) {
+ (void)printf("%s", *argv);
+ if (*++argv)
+ (void)putchar(' ');
+ }
+ if (nflag == 0)
+ (void)putchar('\n');
+ fflush(stdout);
+ if (ferror(stdout))
+ exit(1);
+ exit(0);
+ /* NOTREACHED */
+}