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authorchristos <christos@NetBSD.org>2013-03-05 16:26:41 +0000
committerchristos <christos@NetBSD.org>2013-03-05 16:26:41 +0000
commit8b7a56ebfae8db4db0108bbdc084b19f4e619e96 (patch)
treeedf938b3c73b1e1d809dc5d16295a1955419e049 /tools/compat/dprintf.c
parentcf850ca7f0f047dba415e4314beab640a61ca40e (diff)
add dprintf
Diffstat (limited to 'tools/compat/dprintf.c')
-rw-r--r--tools/compat/dprintf.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/tools/compat/dprintf.c b/tools/compat/dprintf.c
new file mode 100644
index 00000000000..0c105841888
--- /dev/null
+++ b/tools/compat/dprintf.c
@@ -0,0 +1,75 @@
+/* $NetBSD: dprintf.c,v 1.1 2013/03/05 16:26:41 christos Exp $ */
+
+/*-
+ * Copyright (c) 2013 NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christos Zoulas.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+#ifdef HAVE_NBTOOL_CONFIG_H
+#include "nbtool_config.h"
+#endif
+
+#if !HAVE_DPRINTF
+#include <stdlib.h>
+#ifndef HAVE_NBTOOL_CONFIG_H
+/* These headers are required, but included from nbtool_config.h */
+#include <stdio.h>
+#include <stdarg.h>
+#include <unistd.h>
+#endif
+
+int
+dprintf(int fd, const char *fmt, ...)
+{
+ FILE *fp;
+ int e;
+ va_list ap;
+
+ if ((e = dup(fd)) == -1)
+ return -1;
+
+ if ((fp = fdopen(e, "r+")) == NULL)
+ return -1;
+
+ va_start(ap, fmt);
+ e = vfprintf(fp, fmt, ap);
+ va_end(ap);
+
+ (void)fclose(fp);
+ return e;
+}
+
+#endif /* HAVE_DPRINTF */
+
+#ifdef TEST
+int
+main(int argc, char *argv[])
+{
+ dprintf(1, "Hello %s\n", "world");
+ return 0;
+}
+#endif