busybox/libbb/fflush_stdout_and_exit.c

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/* vi: set sw=4 ts=4: */
/*
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* fflush_stdout_and_exit implementation for busybox
*
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* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
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/* Attempt to fflush(stdout), and exit with an error code if stdout is
* in an error state.
*/
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#include "libbb.h"
void FAST_FUNC fflush_stdout_and_exit(int retval)
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{
xfunc_error_retval = retval;
if (fflush(stdout))
bb_perror_msg_and_die(bb_msg_standard_output);
/* In case we are in NOFORK applet. Do not exit() directly,
* but use xfunc_die() */
xfunc_die();
}