Added skeleton <complex.h> (aligned with the POSIX.1-200x), mostly

to fix the "-nostdinc WARNS=X" breakage caused by broken prototypes
for cabs() and cabsl() in <math.h>.

Reimplemented cabs() and cabsl() using new complex numbers types and
moved prototypes from <math.h> to <complex.h>.

1 files changed, 10 insertions, 8 deletions

diff --git a/lib/msun/src/w_cabsf.c b/lib/msun/src/w_cabsf.c
index 6336d6d..e7bfe22 100644
--- a/lib/msun/src/w_cabsf.c
+++ b/lib/msun/src/w_cabsf.c
@@ -5,17 +5,19 @@
  * Placed into the Public Domain, 1994.
  */
 
-#include "math.h"
-#include "math_private.h"
+#ifndef lint
+static const char rcsid[] =
+  "$FreeBSD$";
+#endif /* not lint */
 
-struct complex {
-	float x;
-	float y;
-};
+#include <complex.h>
+#include <math.h>
+#include "math_private.h"
 
 float
 cabsf(z)
-	struct complex z;
+	float complex z;
 {
-	return hypotf(z.x, z.y);
+
+	return hypotf(crealf(z), cimagf(z));
 }