1 files changed, 79 insertions, 0 deletions
diff --git a/bin/echo/echo.c b/bin/echo/echo.c
new file mode 100644
index 0000000..a120823
--- /dev/null
+++ b/bin/echo/echo.c
@@ -0,0 +1,79 @@
+/*
+ * 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.
+ *
+ *	$Id$
+ */
+
+#ifndef lint
+static char const copyright[] =
+"@(#) Copyright (c) 1989, 1993\n\
+	The Regents of the University of California.  All rights reserved.\n";
+#endif /* not lint */
+
+#ifndef lint
+static char const sccsid[] = "@(#)echo.c	8.1 (Berkeley) 5/31/93";
+#endif /* not lint */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main(argc, argv)
+	int argc;
+	char *argv[];
+{
+	int nflag;
+
+	/* This utility may NOT do getopt(3) option parsing. */
+	if (*++argv && !strcmp(*argv, "-n")) {
+		++argv;
+		nflag = 1;
+	}
+	else
+		nflag = 0;
+
+	while (argv[0]) {
+		int len = strlen(argv[0]);
+
+		if (len >= 2 && !argv[1] && argv[0][len - 2] == '\\' && argv[0][len - 1] == 'c') {
+			argv[0][len - 2] = '\0';
+			nflag = 1;
+		}
+		(void)printf("%s", argv[0]);
+		if (*++argv)
+			putchar(' ');
+	}
+	if (!nflag)
+		putchar('\n');
+	exit(0);
+}