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print_number: Remove unnecessary integer handling

This commit is contained in:
Max Bruckner 2017-03-01 13:26:52 +01:00
parent 1ea72f8260
commit dd4cb5400f
1 changed files with 19 additions and 34 deletions
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53
cJSON.c
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@ -368,44 +368,29 @@ static unsigned char *print_number(const cJSON * const item, printbuffer * const
return NULL;
}
/* value is an int */
if ((fabs(((double)item->valueint) - d) <= DBL_EPSILON) && (d <= INT_MAX) && (d >= INT_MIN))
/* This is a nice tradeoff. */
output_pointer = ensure(output_buffer, 64, hooks);
if (output_pointer != NULL)
{
trim_zeroes = false; /* don't remove zeroes for integers */
/* 2^64+1 can be represented in 21 chars. */
output_pointer = ensure(output_buffer, 21, hooks);
if (output_pointer != NULL)
/* This checks for NaN and Infinity */
if ((d * 0) != 0)
{
length = sprintf((char*)output_pointer, "%d", item->valueint);
length = sprintf((char*)output_pointer, "null");
}
}
/* value is a floating point number */
else
{
/* This is a nice tradeoff. */
output_pointer = ensure(output_buffer, 64, hooks);
if (output_pointer != NULL)
else if ((fabs(floor(d) - d) <= DBL_EPSILON) && (fabs(d) < 1.0e60))
{
/* This checks for NaN and Infinity */
if ((d * 0) != 0)
{
length = sprintf((char*)output_pointer, "null");
}
else if ((fabs(floor(d) - d) <= DBL_EPSILON) && (fabs(d) < 1.0e60))
{
length = sprintf((char*)output_pointer, "%.0f", d);
trim_zeroes = false; /* don't remove zeroes for "big integers" */
}
else if ((fabs(d) < 1.0e-6) || (fabs(d) > 1.0e9))
{
length = sprintf((char*)output_pointer, "%e", d);
trim_zeroes = false; /* don't remove zeroes in engineering notation */
}
else
{
length = sprintf((char*)output_pointer, "%f", d);
}
/* integer */
length = sprintf((char*)output_pointer, "%.0f", d);
trim_zeroes = false; /* don't remove zeroes for "big integers" */
}
else if ((fabs(d) < 1.0e-6) || (fabs(d) > 1.0e9))
{
length = sprintf((char*)output_pointer, "%e", d);
trim_zeroes = false; /* don't remove zeroes in engineering notation */
}
else
{
length = sprintf((char*)output_pointer, "%f", d);
}
}