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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 15:26:46 +0000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 15:26:46 +0000 |
| commit | df6d86d8822458cf787b5f5620490d6a962da3b8 (patch) | |
| tree | 8d499fa24a32a195bd6e384dfb70639c45c4a9bb /libio/putc.c | |
| parent | 2c7242b971fd7b63fa842df15ec6fa3d0ff8aeb0 (diff) | |
| parent | 1949a12d5da678a8532359a95717d8e63910d93b (diff) | |
Merge commit 'refs/top-bases/t/____longjmp_chk' into t/____longjmp_chkt/____longjmp_chk
Diffstat (limited to 'libio/putc.c')
| -rw-r--r-- | libio/putc.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libio/putc.c b/libio/putc.c index fd233917b3..13570f579b 100644 --- a/libio/putc.c +++ b/libio/putc.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-2016 Free Software Foundation, Inc. +/* Copyright (C) 1991-2018 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 @@ -21,10 +21,12 @@ #undef _IO_putc int -_IO_putc (int c, _IO_FILE *fp) +_IO_putc (int c, FILE *fp) { int result; CHECK_FILE (fp, EOF); + if (!_IO_need_lock (fp)) + return _IO_putc_unlocked (c, fp); _IO_acquire_lock (fp); result = _IO_putc_unlocked (c, fp); _IO_release_lock (fp); @@ -34,11 +36,9 @@ libc_hidden_def (_IO_putc) #undef putc -#ifdef weak_alias weak_alias (_IO_putc, putc) #ifndef _IO_MTSAFE_IO #undef putc_unlocked weak_alias (_IO_putc, putc_unlocked) #endif -#endif |