1 /*
2  * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17 
18 /* clang-format off */
19 
20 /*	fork3f.c - Implements LIB3F fork subprogram.  */
21 
22 #ifndef WINNT
23 
24 /* must include ent3f.h AFTER io3f.h */
25 #include "io3f.h"
26 #include "ent3f.h"
27 
ENT3F(FORK,fork)28 int ENT3F(FORK, fork)()
29 {
30   void *f, *q;
31   int pid;
32 
33   for (f = GET_FIO_FCBS; f != NULL; f = q) {
34     q = FIO_FCB_NEXT(f);
35     if (fflush(FIO_FCB_FP(f)) != 0)
36       return -__io_errno();
37   }
38 
39   pid = fork();
40   if (pid < 0)
41     return -__io_errno();
42   else
43     return pid;
44 }
45 
46 #endif /* !WINNT */
47