From: Stanislav Malyshev <stas@php.net>
Date: Tue, 1 Aug 2000 07:22:59 +0000 (+0000)
Subject: When output is empty, exec should return "", not "\0" (#5775)
X-Git-Tag: PRE_FILE_COMPILE_API_CHANGE~63
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e109aa30d67b4c4747941b7066e5d057a48a2ea3;p=php

When output is empty, exec should return "", not "\0" (#5775)
@- Fixed exec() returning "\0" when output is empty
---

diff --git a/ext/standard/exec.c b/ext/standard/exec.c
index 7fc6acc033..63409520f0 100644
--- a/ext/standard/exec.c
+++ b/ext/standard/exec.c
@@ -172,8 +172,9 @@ static int _Exec(int type, char *cmd, pval *array, pval *return_value)
 
 			tmp = php_addslashes(buf, 0, &len, 0);
 			RETVAL_STRINGL(tmp,len,0);
-		} else
-			RETVAL_STRINGL(buf,l+1,1);
+		} else {
+			RETVAL_STRINGL(buf,l?l+1:0,1);
+		}
 	} else {
 		int b, i;