LineageOS/android_external_json-c
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Fixes for Infinity and NaN

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Although JSON RFC does not support NaN or Infinity
as numeric values ECMA 262 section 9.8.1 defines
how to handle these cases as strings
This commit is contained in:
Adrian Yanes
2013-06-07 13:14:54 -07:00
parent e48a25cfbb
commit d086e2018c
1 changed files with 13 additions and 1 deletions
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14
json_object.c
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@@ -16,6 +16,7 @@
#include <stdlib.h> #include <stdlib.h>
#include <stddef.h> #include <stddef.h>
#include <string.h> #include <string.h>
#include <math.h>
#include "debug.h" #include "debug.h"
#include "printbuf.h" #include "printbuf.h"
@@ -561,8 +562,19 @@ static int json_object_double_to_json_string(struct json_object* jso,
{ {
char buf[128], *p, *q; char buf[128], *p, *q;
int size; int size;
/* Although JSON RFC does not support
NaN or Infinity as numeric values
ECMA 262 section 9.8.1 defines
how to handle these cases as strings */
if(isnan(jso->o.c_double))
size = snprintf(buf, 128, "NaN");
else if(isinf(jso->o.c_double) == 1)
size = snprintf(buf, 128, "Infinity");
else if(isinf(jso->o.c_double) == -1)
size = snprintf(buf, 128, "-Infinity");
else
size = snprintf(buf, 128, "%f", jso->o.c_double);
size = snprintf(buf, 128, "%f", jso->o.c_double);
p = strchr(buf, ','); p = strchr(buf, ',');
if (p) { if (p) {
*p = '.'; *p = '.';