diff options
Diffstat (limited to 'lib/libc/stdio/fclose.c')
| -rw-r--r-- | lib/libc/stdio/fclose.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/libc/stdio/fclose.c b/lib/libc/stdio/fclose.c index 8315c3c..1104bd0 100644 --- a/lib/libc/stdio/fclose.c +++ b/lib/libc/stdio/fclose.c @@ -35,14 +35,23 @@ */ #if defined(LIBC_SCCS) && !defined(lint) +#if 0 static char sccsid[] = "@(#)fclose.c 8.1 (Berkeley) 6/4/93"; +#endif +static const char rcsid[] = + "$Id$"; #endif /* LIBC_SCCS and not lint */ #include <errno.h> #include <stdio.h> #include <stdlib.h> #include "local.h" +#ifdef _THREAD_SAFE +#include <pthread.h> +#include "pthread_private.h" +#endif +int fclose(fp) register FILE *fp; { @@ -52,6 +61,9 @@ fclose(fp) errno = EBADF; return (EOF); } +#ifdef _THREAD_SAFE + _thread_flockfile(fp,__FILE__,__LINE__); +#endif r = fp->_flags & __SWR ? __sflush(fp) : 0; if (fp->_close != NULL && (*fp->_close)(fp->_cookie) < 0) r = EOF; @@ -61,7 +73,11 @@ fclose(fp) FREEUB(fp); if (HASLB(fp)) FREELB(fp); +#ifdef _THREAD_SAFE + _thread_funlockfile(fp); +#endif fp->_flags = 0; /* Release this FILE for reuse. */ + fp->_file = -1; fp->_r = fp->_w = 0; /* Mess up if reaccessed. */ return (r); } |
