From: Wez Furlong <wez@php.net>
Date: Sun, 25 Aug 2002 11:02:05 +0000 (+0000)
Subject: Potential fix for Bug#18022:
X-Git-Tag: RELEASE_0_91~255
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6d2fb453287cd128ed1592931ba46ca5070594a9;p=php

Potential fix for Bug#18022:
Streams that are pipes on systems that HAVE_FLUSHIO should not be seeked
as is required for plain files on those systems.
---

diff --git a/main/streams.c b/main/streams.c
index 38bf8dae32..71d823df81 100755
--- a/main/streams.c
+++ b/main/streams.c
@@ -774,7 +774,7 @@ static size_t php_stdiop_write(php_stream *stream, const char *buf, size_t count
 	assert(data != NULL);
 
 #if HAVE_FLUSHIO
-	if (data->last_op == 'r') {
+	if (!data->is_pipe && data->last_op == 'r') {
 		fseek(data->file, 0, SEEK_CUR);
 	}
 	data->last_op = 'w';
@@ -798,7 +798,7 @@ static size_t php_stdiop_read(php_stream *stream, char *buf, size_t count TSRMLS
 	}
 
 #if HAVE_FLUSHIO
-	if (data->last_op == 'w')
+	if (!data->is_pipe && data->last_op == 'w')
 		fseek(data->file, 0, SEEK_CUR);
 	data->last_op = 'r';
 #endif
@@ -856,7 +856,7 @@ static char *php_stdiop_gets(php_stream *stream, char *buf, size_t size TSRMLS_D
 
 	assert(data != NULL);
 #if HAVE_FLUSHIO
-	if (data->last_op == 'w') {
+	if (!data->is_pipe && data->last_op == 'w') {
 		fseek(data->file, 0, SEEK_CUR);
 	}
 	data->last_op = 'r';