UCVL Software Automation
39 lines
890 B
C
39 lines
890 B
C
/*
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============================================================================
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Name : hev-task-io-pipe.c
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Author : Heiher <r@hev.cc>
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Copyright : Copyright (c) 2018 everyone.
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Description : Task pipe I/O operations
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============================================================================
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*/
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include "lib/misc/hev-compiler.h"
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#include "hev-task-io-pipe.h"
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EXPORT_SYMBOL int
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hev_task_io_pipe_pipe (int pipefd[2])
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{
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int nonblock = 1;
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if (0 > pipe (pipefd))
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return -1;
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if (0 > ioctl (pipefd[0], FIONBIO, (char *)&nonblock)) {
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close (pipefd[0]);
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close (pipefd[1]);
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return -2;
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}
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if (0 > ioctl (pipefd[1], FIONBIO, (char *)&nonblock)) {
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close (pipefd[0]);
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close (pipefd[1]);
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return -3;
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}
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return 0;
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}
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