From 82098fd24f9cf1e901f9466bcae101cf46a563cc Mon Sep 17 00:00:00 2001
From: mccallum <mccallum@72102866-910b-0410-8b05-ffd578937521>
Date: Fri, 12 Apr 1996 21:11:11 +0000
Subject: [PATCH] ([StdioStream -writeBytes:length:]): Check for error
 condition, and report.  Reporting scheme needs fixing. ([StdioStream
 -readBytes:length:]): Likewise.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@1353 72102866-910b-0410-8b05-ffd578937521
---
 Source/StdioStream.m | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/Source/StdioStream.m b/Source/StdioStream.m
index 522bf1ac8..6cde1dc8a 100644
--- a/Source/StdioStream.m
+++ b/Source/StdioStream.m
@@ -24,6 +24,7 @@
 #include <objects/stdobjects.h>
 #include <objects/StdioStream.h>
 #include <objects/Coder.h>
+#include <Foundation/NSException.h>
 #include <stdarg.h>
 
 /* xxx I should test return values of all functions on the FILE*. */
@@ -134,12 +135,27 @@ objects_vscanf (void *stream,
 
 - (int) writeBytes: (const void*)b length: (int)len
 {
-  return fwrite(b, 1, len, fp);
+  /* xxx Check error conditions. */
+  int ret = fwrite (b, 1, len, fp);
+  if (ret != len)
+    printf ("Write bytes differ.\n");
+  assert (ret == len);
+  return ret;
 }
 
 - (int) readBytes: (void*)b length: (int)len
 {
-  return fread(b, 1, len, fp);
+  /* xxx Check error conditions. */
+  int ret = fread (b, 1, len, fp);
+  if (ret != len)
+    {
+      printf ("Read bytes differ.\n");
+      if (feof (fp))
+	[NSException raise: NSGenericException
+		     format: @"Tried to read from eof"];
+    }
+  assert (ret == len);
+  return ret;
 }
 
 - (int) writeFormat: (id <String>)format, ...