1 files changed, 88 insertions, 0 deletions
diff --git a/src/usr.bin/gzsig/util.c b/src/usr.bin/gzsig/util.c
new file mode 100644
index 0000000..0a3d734
--- /dev/null
+++ b/src/usr.bin/gzsig/util.c
@@ -0,0 +1,88 @@
+/* $OpenBSD: util.c,v 1.4 2013/03/10 10:36:57 tobias Exp $ */
+
+/*
+ * util.c
+ *
+ * Copyright (c) 2001 Dug Song <dugsong@arbor.net>
+ * Copyright (c) 2001 Arbor Networks, Inc.
+ *
+ *   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. The names of the copyright holders 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.
+ *
+ * $Vendor: util.c,v 1.2 2005/04/01 16:47:31 dugsong Exp $
+ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "util.h"
+
+int
+copy_permissions(int srcfd, int dstfd)
+{
+	struct stat st;
+
+	if (fstat(srcfd, &st) < 0)
+		return (-1);
+
+	if (fchown(dstfd, st.st_uid, st.st_gid) < 0)
+		return (-1);
+
+	if (fchmod(dstfd, st.st_mode) < 0)
+		return (-1);
+
+	return (0);
+}
+
+int
+skip_string(FILE *fin)
+{
+	int c;
+
+	while ((c = getc(fin)) != '\0')
+		if (c == EOF)
+			return (-1);
+	return (0);
+}
+
+void
+fatal(int status, const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	vfprintf(stderr, fmt, ap);
+	va_end(ap);
+
+	fprintf(stderr, "\n");
+
+	exit(status);
+}