1 files changed, 32 insertions, 0 deletions
diff --git a/lib/libm/src/s_cproj.c b/lib/libm/src/s_cproj.c
new file mode 100644
index 00000000000..7064e9285c3
--- /dev/null
+++ b/lib/libm/src/s_cproj.c
@@ -0,0 +1,32 @@
+/*	$OpenBSD: s_cproj.c,v 1.1 2008/09/07 20:36:09 martynas Exp $	*/
+/*
+ * Copyright (c) 2008 Martynas Venckus <martynas@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <complex.h>
+#include <math.h>
+
+double complex
+cproj(double complex z)
+{
+	double complex res;
+
+	if (isinf(__real__ z) || isinf(__imag__ z)) {
+		__real__ res = INFINITY;
+		__imag__ res = copysign(0.0, __imag__ z);
+	}
+
+	return res;
+}