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| author | Siddhesh Poyarekar <siddhesh@redhat.com> | 2012-11-16 19:13:11 +0530 |
|---|---|---|
| committer | Siddhesh Poyarekar <siddhesh@redhat.com> | 2012-11-16 19:13:11 +0530 |
| commit | 2b766585f9b4ffabeef2f36200c275976b93f2c7 (patch) | |
| tree | d6be89abc6bfa88e5e9fd997bb4cfd94b035adc2 /libio/iowpadn.c | |
| parent | b1848fdeec705bc7d2f64e3a365f1ff66eeb4f0d (diff) | |
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printf should return negative value on error
[BZ #11741]
Fixed bug where printf and family may return a spurious success when
printing padded formats.
Diffstat (limited to 'libio/iowpadn.c')
| -rw-r--r-- | libio/iowpadn.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libio/iowpadn.c b/libio/iowpadn.c index 05632d5bf0..56e4b8ccb2 100644 --- a/libio/iowpadn.c +++ b/libio/iowpadn.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1997, 1999 Free Software Foundation, Inc. +/* Copyright (C) 1993-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -65,7 +65,7 @@ _IO_wpadn (fp, pad, count) w = _IO_sputn (fp, (char *) padptr, PADSIZE); written += w; if (w != PADSIZE) - return written; + return w == EOF ? w : written; } if (i > 0) |