diff options
| -rw-r--r-- | lib/libc/stdio/freopen.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/libc/stdio/freopen.c b/lib/libc/stdio/freopen.c index b3a07d9..bf3f030 100644 --- a/lib/libc/stdio/freopen.c +++ b/lib/libc/stdio/freopen.c @@ -150,6 +150,14 @@ freopen(const char * __restrict file, const char * __restrict mode, /* Get a new descriptor to refer to the new file. */ f = _open(file, oflags, DEFFILEMODE); + /* If out of fd's close the old one and try again. */ + if (f < 0 && isopen && wantfd > STDERR_FILENO && + (errno == ENFILE || errno == EMFILE)) { + (void) (*fp->_close)(fp->_cookie); + isopen = 0; + wantfd = -1; + f = _open(file, oflags, DEFFILEMODE); + } sverrno = errno; finish: |
