From 5375ec41bea0ede4ebb4ef8afdc5df82466b3db9 Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Mon, 15 Oct 2007 02:00:28 +0000
Subject: * chew.c (write_buffer): Check fwrite return value.
---
bfd/doc/ChangeLog | 4 ++++
bfd/doc/chew.c | 5 ++++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/bfd/doc/ChangeLog b/bfd/doc/ChangeLog
index b0fec4a..51c7194 100644
--- a/bfd/doc/ChangeLog
+++ b/bfd/doc/ChangeLog
@@ -1,3 +1,7 @@
+2007-10-15 Alan Modra <amodra@bigpond.net.au>
+
+ * chew.c (write_buffer): Check fwrite return value.
+
2007-09-14 Alan Modra <amodra@bigpond.net.au>
* Makefile.in: Regenerate.
diff --git a/bfd/doc/chew.c b/bfd/doc/chew.c
index 344fa43..5622ff2 100644
--- a/bfd/doc/chew.c
+++ b/bfd/doc/chew.c
@@ -120,6 +120,7 @@ static void overwrite_string (string_type *, string_type *);
static void catbuf (string_type *, char *, unsigned int);
static void cattext (string_type *, char *);
static void catstr (string_type *, string_type *);
+static void die (char *);
#endif
static void
@@ -162,7 +163,9 @@ write_buffer (buffer, f)
string_type *buffer;
FILE *f;
{
- fwrite (buffer->ptr, buffer->write_idx, 1, f);
+ if (buffer->write_idx != 0
+ && fwrite (buffer->ptr, buffer->write_idx, 1, f) != 1)
+ die ("cannot write output");
}
static void
--
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