put it basic checkout code

2 files changed, 110 insertions, 2 deletions

diff --git a/usr.bin/rcs/Makefile b/usr.bin/rcs/Makefile
index e9b7ef279e2..cec1a558101 100644
--- a/usr.bin/rcs/Makefile
+++ b/usr.bin/rcs/Makefile
@@ -1,11 +1,11 @@
-#	$OpenBSD: Makefile,v 1.3 2005/09/19 15:45:33 niallo Exp $
+#	$OpenBSD: Makefile,v 1.4 2005/09/29 15:16:26 joris Exp $
 
 .PATH:	${.CURDIR}/../cvs
 
 PROG=	rcs
 MAN=	rcs.1
 
-SRCS=	rcsprog.c buf.c log.c rcs.c rcsnum.c strtab.c
+SRCS=	co.c rcsprog.c buf.c log.c rcs.c rcsnum.c strtab.c
 CFLAGS+=-I${.CURDIR}/../cvs
 
 # Don't build the links until we actually support those commands
diff --git a/usr.bin/rcs/co.c b/usr.bin/rcs/co.c
new file mode 100644
index 00000000000..1c96e2a3cb2
--- /dev/null
+++ b/usr.bin/rcs/co.c
@@ -0,0 +1,108 @@
+/*	$OpenBSD: co.c,v 1.1 2005/09/29 15:16:26 joris Exp $	*/
+/*
+ * Copyright (c) 2005 Joris Vink <joris@openbsd.org>
+ * 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. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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/param.h>
+#include <sys/stat.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "log.h"
+#include "rcs.h"
+#include "rcsprog.h"
+
+extern char *__progname;
+
+int
+checkout_main(int argc, char **argv)
+{
+	int i, ch;
+	RCSNUM *rev;
+	RCSFILE *file;
+	BUF *bp;
+	char buf[16];
+	char *s, fpath[MAXPATHLEN];
+
+	rev = RCS_HEAD_REV;
+	while ((ch = getopt(argc, argv, "r:")) != -1) {
+		switch (ch) {
+		case 'r':
+			if ((rev = rcsnum_parse(optarg)) == NULL) {
+				cvs_log(LP_ERR, "bad revision number");
+				exit(1);
+			}
+			break;
+		default:
+			(usage)();
+			exit(1);
+		}
+	}
+
+	argc -= optind;
+	argv += optind;
+
+	if (argc == 0) {
+		cvs_log(LP_ERR, "no input file");
+		(usage)();
+		exit (1);
+	}
+	
+	for (i = 0; i < argc; i++) {
+		if (rcs_statfile(argv[i], fpath, sizeof(fpath)) < 0)
+			continue;
+
+		if ((file = rcs_open(fpath, RCS_READ)) == NULL)
+			continue;
+
+		if ((s = strrchr(fpath, ',')) != NULL)
+			*s = '\0';
+
+		if ((bp = rcs_getrev(file, rev)) == NULL) {
+			cvs_log(LP_ERR, "cannot find '%s' in %s",
+			    rcsnum_tostr(rev, buf, sizeof(buf)), fpath);
+			rcs_close(file);
+			continue;
+		}
+
+		if (cvs_buf_write(bp, fpath, 0644) < 0)
+			cvs_log(LP_ERR, "failed to write revision to file");
+
+		cvs_buf_free(bp);
+		rcs_close(file);
+	}
+
+	if (rev != RCS_HEAD_REV)
+		rcsnum_free(rev);
+
+	return (0);
+}
+
+void
+checkout_usage(void)
+{
+	fprintf(stderr, "usage %s\n", __progname);
+}