From: Ilia Alshanetsky <iliaa@php.net>
Date: Mon, 29 Sep 2003 23:44:07 +0000 (+0000)
Subject: More NaN & INF handling fixes.
X-Git-Tag: RELEASE_1_3b2~27
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6ac36d1a00dcac81642cc0ffc8cefec88ff42c1b;p=php

More NaN & INF handling fixes.
---

diff --git a/main/snprintf.c b/main/snprintf.c
index 797b50e989..7fd2ff5a5b 100644
--- a/main/snprintf.c
+++ b/main/snprintf.c
@@ -954,6 +954,22 @@ static int format_converter(register buffy * odp, const char *fmt,
 						default:
 							goto fmt_error;
 					}
+
+					if (zend_isnan(fp_num)) {
+ 						s = "NAN";
+ 						s_len = 3;
+ 						break;
+ 					} else if (zend_isinf(fp_num)) {
+ 						if (fp_num > 0) {
+ 							s = "INF";
+ 							s_len = 3;
+ 						} else {
+ 							s = "-INF";
+ 							s_len = 4;
+ 						}
+ 						break;
+ 					}
+
 					if (adjust_precision == NO)
 						precision = FLOAT_DIGITS;
 					else if (precision == 0)