add libmissing (implementing functions missing from uClibc)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@2055 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 35 insertions, 0 deletions

diff --git a/toolchain/libmissing/files/math.c b/toolchain/libmissing/files/math.c
new file mode 100644
index 000000000..cc8a661ac
--- /dev/null
+++ b/toolchain/libmissing/files/math.c
@@ -0,0 +1,35 @@
+/* vi: set sw=4 ts=4: */
+
+/* cosf for uClibc
+ *
+ * wrapper for cos(x)
+ */
+
+#include "math.h"
+
+#ifdef __STDC__
+	float cosf(float x)		/* wrapper cos */
+#else
+	float cosf(x)			/* wrapper cos */
+	float x;
+#endif
+{
+	return (float) cos( (double)x );
+}
+
+/* sinf for uClibc
+ *
+ * wrapper for sin(x)
+ */
+
+#include "math.h"
+
+#ifdef __STDC__
+	float sinf(float x)		/* wrapper sin */
+#else
+	float sinf(x)			/* wrapper sin */
+	float x;
+#endif
+{
+	return (float) sin( (double)x );
+}