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make math.h compatibe with c89
[musl]
/
include
/
math.h
diff --git
a/include/math.h
b/include/math.h
index
6772482
..
4af75ed
100644
(file)
--- a/
include/math.h
+++ b/
include/math.h
@@
-1,6
+1,12
@@
#ifndef _MATH_H
#define _MATH_H
#ifndef _MATH_H
#define _MATH_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define __NEED_float_t
+#define __NEED_double_t
#define __NEED___uint16_t
#define __NEED___uint32_t
#define __NEED___uint64_t
#define __NEED___uint16_t
#define __NEED___uint32_t
#define __NEED___uint64_t
@@
-46,7
+52,11
@@
int __fpclassifyl(long double);
#define isunordered(x,y) (isnan((x)) ? ((y),1) : isnan((y)))
#define isunordered(x,y) (isnan((x)) ? ((y),1) : isnan((y)))
-static inline int __isrel(long double __x, long double __y, int __rel)
+static
+#if __STDC_VERSION >= 199901L
+inline
+#endif
+int __isrel(long double __x, long double __y, int __rel)
{
if (isunordered(__x, __y)) return 0;
if (__rel==-2) return __x < __y;
{
if (isunordered(__x, __y)) return 0;
if (__rel==-2) return __x < __y;
@@
-317,4
+327,8
@@
extern int signgam;
double scalb(double, double);
#endif
double scalb(double, double);
#endif
+#ifdef __cplusplus
+}
+#endif
+
#endif
#endif