blob: 62346e16d19e1ba2d74023da601bbcd15e5fc61d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
#if 0
# define TGSOURCE "sqrt.c"
#include <errno.h>
#include <math.h>
#include "_tgmath.h"
/** square root **/
TYPE TGFN(sqrt)(TYPE x)
{
if (x < 0) {
errno = EDOM; /* ARGUMENT(x) is negative */
return TGHUGE;
}
if (0) {
errno = ERANGE; /* The result cannot be represented */
/* RETURN_FAILURE(CONSTANT(HUGE_VAL), A range error occurred); */
return TGHUGE;
}
/* RETURN_SUCCESS(SQRT(ARGUMENT(x))); */
return x;
}
/***
compute the principal square root of ARGUMENT(x).
***/
/*
IMPLEMENTATION(The value returned on a domain error, CONSTANT(HUGE_VAL))
LINK(m)
STDC(1)
*/
#endif
|
