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fix stringbuffer appending for special numeric values

This commit is contained in:
Jan Steemann 2013-03-04 09:09:31 +01:00
parent dca899101f
commit 390916c417
1 changed files with 17 additions and 1 deletions
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18
lib/ShapedJson/shaped-json.c
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@ -1476,7 +1476,23 @@ static bool StringifyJsonShapeDataNumber (TRI_shaper_t* shaper,
int res;
v = * (TRI_shape_number_t const*) data;
res = TRI_AppendDoubleStringBuffer(buffer, v);
// check for special values
if (v != v) {
// NaN
res = TRI_AppendStringStringBuffer(buffer, "null");
}
else if (v == HUGE_VAL) {
// +inf
res = TRI_AppendStringStringBuffer(buffer, "null");
}
else if (v == -HUGE_VAL) {
// -inf
res = TRI_AppendStringStringBuffer(buffer, "null");
}
else {
res = TRI_AppendDoubleStringBuffer(buffer, v);
}
if (res != TRI_ERROR_NO_ERROR) {
return false;