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picrin
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write +inf.0, -inf.0, +nan.0, ...

This commit is contained in:
Yuichi Nishiwaki 2014-07-26 18:03:51 +09:00
parent fcd332be9f
commit 8f419c5eab
1 changed files with 11 additions and 1 deletions
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10
src/write.c
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@ -2,6 +2,8 @@
* See Copyright Notice in picrin.h
*/
#include <math.h>
#include "picrin.h"
#include "picrin/port.h"
#include "picrin/pair.h"
@ -185,6 +187,7 @@ write_core(struct writer_control *p, pic_value obj)
size_t i;
xh_entry *e;
int c;
float f;
/* shared objects */
if (pic_vtype(obj) == PIC_VTYPE_HEAP
@ -257,7 +260,14 @@ write_core(struct writer_control *p, pic_value obj)
}
break;
case PIC_TT_FLOAT:
f = pic_float(obj);
if (isnan(f)) {
xfprintf(file, signbit(f) ? "-nan.0" : "+nan.0");
} else if (isinf(f)) {
xfprintf(file, signbit(f) ? "-inf.0" : "+inf.0");
} else {
xfprintf(file, "%f", pic_float(obj));
}
break;
case PIC_TT_INT:
xfprintf(file, "%d", pic_int(obj));