1 files changed, 89 insertions, 0 deletions
diff --git a/usr.bin/ar/append.c b/usr.bin/ar/append.c
new file mode 100644
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--- /dev/null
+++ b/usr.bin/ar/append.c
@@ -0,0 +1,89 @@
+/*-
+ * Copyright (c) 1990, 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Hugh Smith at The University of Guelph.
+ *
+ * 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 sccsid[] = "@(#)append.c	8.3 (Berkeley) 4/2/94";
+#endif /* not lint */
+
+#include <sys/param.h>
+#include <sys/stat.h>
+
+#include <err.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <dirent.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "archive.h"
+#include "extern.h"
+
+/*
+ * append --
+ *	Append files to the archive - modifies original archive or creates
+ *	a new archive if named archive does not exist.
+ */
+int
+append(argv)
+	char **argv;
+{
+	int afd, fd, eval;
+	char *file;
+	CF cf;
+	struct stat sb;
+
+	afd = open_archive(O_CREAT|O_RDWR);
+	if (lseek(afd, (off_t)0, SEEK_END) == (off_t)-1)
+		error(archive);
+
+	/* Read from disk, write to an archive; pad on write. */
+	SETCF(0, 0, afd, archive, WPAD);
+	for (eval = 0; file = *argv++;) {
+		if ((fd = open(file, O_RDONLY)) < 0) {
+			warn("%s", file);
+			eval = 1;
+			continue;
+		}
+		if (options & AR_V)
+			(void)printf("q - %s\n", file);
+		cf.rfd = fd;
+		cf.rname = file;
+		put_arobj(&cf, &sb);
+		(void)close(fd);
+	}
+	close_archive(afd);
+	return (eval);	
+}