busybox/coreutils/pwd.c

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/* vi: set sw=4 ts=4: */
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/*
* Mini pwd implementation for busybox
*
* Copyright (C) 1995, 1996 by Bruce Perens <bruce@pixar.com>.
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
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*/
//usage:#define pwd_trivial_usage
//usage: ""
//usage:#define pwd_full_usage "\n\n"
//usage: "Print the full filename of the current working directory"
//usage:
//usage:#define pwd_example_usage
//usage: "$ pwd\n"
//usage: "/root\n"
#include "libbb.h"
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/* This is a NOFORK applet. Be very careful! */
int pwd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int pwd_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
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{
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char *buf;
buf = xrealloc_getcwd_or_warn(NULL);
if (buf != NULL) {
puts(buf);
free(buf);
return fflush_all();
}
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return EXIT_FAILURE;
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}