forked from KolibriOS/kolibrios
aae3ae86cc
- Added missing basename.c; - Added original dirname.c; - Added getcwd (extension of POSIX.1 standard, as in the original NewLib). git-svn-id: svn://kolibrios.org@9989 a494cfbc-eb01-0410-851d-a64ba20cac60
54 lines
849 B
C
54 lines
849 B
C
#ifndef _NO_GETCWD
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/*
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* Copyright (C) KolibriOS team 2024. All rights reserved.
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* Distributed under terms of the GNU General Public License
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*/
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#include <stdlib.h>
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#include <limits.h>
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#include <sys/errno.h>
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#include <sys/unistd.h>
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#include <sys/ksys.h>
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#ifndef _REENT_ONLY
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char *
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_DEFUN (getcwd, (buf, size),
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char *buf _AND
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size_t size)
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{
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if (buf != NULL && size == 0)
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{
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errno = EINVAL;
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return NULL;
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}
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if (buf == NULL)
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{
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if (size == 0)
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size = PATH_MAX;
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buf = malloc(size);
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if (buf == NULL)
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{
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errno = ENOMEM;
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return NULL;
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}
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}
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_ksys_getcwd(buf, size);
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if (access(buf, R_OK) == -1)
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{
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errno = EACCES;
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return NULL;
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}
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return buf;
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}
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#endif /* _REENT_ONLY */
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#endif /* !_NO_GETCWD */
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