Merged PDPCLIB and Therx code.

[pdclib] / functions / math / copysign.c

diff --git a/functions/math/copysign.c b/functions/math/copysign.c
index f22fcb70b6507f4c57f8dd38d73f8fbd7d474259..7df32ce3d6a7c2149ef31679673ecf13dfa1ebe8 100644 (file)
--- a/functions/math/copysign.c
+++ b/functions/math/copysign.c
@@ -15,5 +15,18 @@ long double copysign( long double x, long double y ) { /* TODO */ };
 // Standard C
 
 double copysign( double x, double y ) { /* TODO */ };
+
+/* Own code
+{
+    if ( y < 0 )
+    {
+        return ( x < 0 ) ? x : -x;
+    }
+    else
+    {
+        return ( x < 0 ) ? -x : x;
+    }
+}
+
 float copysignf( float x, float y ) { /* TODO */ };
 long double copysignl( long double x, long double y ) { /* TODO */ };