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Diffstat (limited to 'libc/stdio/fopencookie.c')
-rw-r--r--libc/stdio/fopencookie.c29
1 files changed, 21 insertions, 8 deletions
diff --git a/libc/stdio/fopencookie.c b/libc/stdio/fopencookie.c
index c4927e0..216dac3 100644
--- a/libc/stdio/fopencookie.c
+++ b/libc/stdio/fopencookie.c
@@ -39,21 +39,34 @@ FILE *_fopencookie(void * __restrict cookie, const char * __restrict mode,
#endif
{
FILE *stream;
+ _IO_cookie_file_t *new_f;
+ new_f = malloc(sizeof(_IO_cookie_file_t));
+ if (new_f == NULL) {
+ return NULL;
+ }
+ new_f->__fp.__modeflags = __FLAG_FREEFILE;
+#ifdef __STDIO_BUFFERS
+ new_f->__fp.__bufstart = NULL; /* We allocate a buffer below. */
+#endif
+#ifdef __UCLIBC_HAS_THREADS__
+ /* We only initialize the mutex in the non-freopen case. */
+ STDIO_INIT_MUTEX(new_f->__fp.__lock);
+#endif
/* Fake an fdopen guaranteed to pass the _stdio_fopen basic agreement
* check without an fcntl call. */
- stream = _stdio_fopen(((intptr_t)(INT_MAX-1)), mode, NULL, INT_MAX);
+ stream = _stdio_fopen(((intptr_t)(INT_MAX-1)), mode, &new_f->__fp, INT_MAX);
if (stream) {
- stream->__filedes = -1;
+ stream->__filedes = __STDIO_STREAM_GLIBC_CUSTOM_FILEDES;
#ifndef __BCC__
- stream->__gcs = io_functions;
+ new_f->__gcs = io_functions;
#else
- stream->__gcs.read = io_functions->read;
- stream->__gcs.write = io_functions->write;
- stream->__gcs.seek = io_functions->seek;
- stream->__gcs.close = io_functions->close;
+ new_f->__gcs.read = io_functions->read;
+ new_f->__gcs.write = io_functions->write;
+ new_f->__gcs.seek = io_functions->seek;
+ new_f->__gcs.close = io_functions->close;
#endif
- stream->__cookie = cookie;
+ new_f->__cookie = cookie;
__STDIO_STREAM_VALIDATE(stream);
}