Merge pull request #77 from NuxiNL/system-fenv

Make openlibm less dependent on the host, but still add knobs to build against it

Author: ViralBShah

amd64/fenv.c

@@ -32,7 +32,7 @@
 #ifdef _WIN32
 #define __fenv_static
 #endif
-#include "fenv.h"
+#include <openlibm_fenv.h>
 
 #ifdef __GNUC_GNU_INLINE__
 #error "This file must be compiled with C99 'inline' semantics"

amd64/fenv.h

@@ -29,8 +29,10 @@
 #ifndef	_FENV_H_
 #define	_FENV_H_
 
-#include "include/cdefs-compat.h"
-#include "include/types-compat.h"
+#include "cdefs-compat.h"
+#include "types-compat.h"
+
+#include "math_private.h"
 
 #ifndef	__fenv_static
 #define	__fenv_static	static

arm/fenv.c

@@ -27,7 +27,7 @@
  */
 
 #define	__fenv_static
-#include "fenv.h"
+#include <openlibm_fenv.h>
 
 #ifdef __GNUC_GNU_INLINE__
 #error "This file must be compiled with C99 'inline' semantics"

i387/fenv.c

@@ -32,7 +32,7 @@
 #include <i387/bsd_npx.h>
 
 #define	__fenv_static
-#include "fenv.h"
+#include <openlibm_fenv.h>
 
 #ifdef __GNUC_GNU_INLINE__
 #error "This file must be compiled with C99 'inline' semantics"

include/fenv.h

@@ -24,7 +24,7 @@
  *	acoshl(NaN) is NaN without signal.
  */
 
-#include <math.h>
+#include <openlibm.h>
 
 #include "math_private.h"
 

ld128/e_acoshl.c

@@ -28,7 +28,7 @@
  *
  */
 
-#include <math.h>
+#include <openlibm.h>
 
 #include "math_private.h"
 

ld128/e_atanhl.c

@@ -46,7 +46,7 @@
  *      only coshl(0)=1 is exact for finite x.
  */
 
-#include <math.h>
+#include <openlibm.h>
 
 #include "math_private.h"
 

ld128/e_coshl.c

@@ -73,7 +73,7 @@
 /*	Exponential function	*/
 
 #include <float.h>
-#include <math.h>
+#include <openlibm.h>
 
 #include "math_private.h"
 

ld128/e_expl.c

@@ -16,7 +16,7 @@
  * Method: shift and subtract
  */
 
-#include <math.h>
+#include <openlibm.h>
 
 #include "math_private.h"