diff options
Diffstat (limited to 'lib/libc/stdio/fflush.c')
| -rw-r--r-- | lib/libc/stdio/fflush.c | 41 |
1 files changed, 31 insertions, 10 deletions
diff --git a/lib/libc/stdio/fflush.c b/lib/libc/stdio/fflush.c index cd7fbe8..09d346b 100644 --- a/lib/libc/stdio/fflush.c +++ b/lib/libc/stdio/fflush.c @@ -42,15 +42,19 @@ static const char rcsid[] = "$FreeBSD$"; #endif /* LIBC_SCCS and not lint */ +#include "namespace.h" #include <errno.h> #include <stdio.h> -#include "local.h" +#include "un-namespace.h" #include "libc_private.h" +#include "local.h" -/* Flush a single file, or (if fp is NULL) all files. */ +/* + * Flush a single file, or (if fp is NULL) all files. + * MT-safe version + */ int -fflush(fp) - register FILE *fp; +fflush(FILE *fp) { int retval; @@ -60,19 +64,36 @@ fflush(fp) if ((fp->_flags & (__SWR | __SRW)) == 0) { errno = EBADF; retval = EOF; - } else { + } else retval = __sflush(fp); - } FUNLOCKFILE(fp); return (retval); } +/* + * Flush a single file, or (if fp is NULL) all files. + * Non-MT-safe version + */ +int +__fflush(FILE *fp) +{ + int retval; + + if (fp == NULL) + return (_fwalk(__sflush)); + if ((fp->_flags & (__SWR | __SRW)) == 0) { + errno = EBADF; + retval = EOF; + } else + retval = __sflush(fp); + return (retval); +} + int -__sflush(fp) - register FILE *fp; +__sflush(FILE *fp) { - register unsigned char *p; - register int n, t; + unsigned char *p; + int n, t; t = fp->_flags; if ((t & __SWR) == 0) |
