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33 lines
797 B
C
33 lines
797 B
C
/* vi: set sw=4 ts=4: */
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/*
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* wfopen_input implementation for busybox
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*
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* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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*/
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/* A number of applets need to open a file for reading, where the filename
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* is a command line arg. Since often that arg is '-' (meaning stdin),
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* we avoid testing everywhere by consolidating things in this routine.
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*
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* Note: We also consider "" to main stdin (for 'cmp' at least).
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*/
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#include <stdio.h>
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#include <sys/stat.h>
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#include <libbb.h>
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FILE *bb_wfopen_input(const char *filename)
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{
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FILE *fp = stdin;
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if ((filename != bb_msg_standard_input)
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&& filename[0] && ((filename[0] != '-') || filename[1])
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) {
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fp = bb_wfopen(filename, "r");
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}
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return fp;
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}
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