From 9815d5c94cda204400b24147d8117409853535e0 Mon Sep 17 00:00:00 2001
From: Sascha Schumann <sas@php.net>
Date: Fri, 22 Dec 2000 19:26:02 +0000
Subject: [PATCH] Signal an error condition, if write was unable to perform the
 complete operation.

---
 ext/standard/file.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ext/standard/file.c b/ext/standard/file.c
index 278282d721d..6eab2d14dbe 100644
--- a/ext/standard/file.c
+++ b/ext/standard/file.c
@@ -1688,8 +1688,8 @@ PHPAPI int php_copy_file(char *src, char *dest)
 		}
 		srcfile = mmap(NULL, sbuf.st_size, PROT_READ, MAP_SHARED, fd_s, 0);
 		if (srcfile != (void *) MAP_FAILED) {
-			write(fd_t, srcfile, sbuf.st_size);
-			ret = SUCCESS;
+			if (write(fd_t, srcfile, sbuf.st_size) == sbuf.st_size)
+				ret = SUCCESS;
 			munmap(srcfile, sbuf.st_size);
 			goto cleanup;
 		}