newlib-cygwin/newlib/libc/sys/go32/getcwd.c

38 lines
805 B
C

/* This is file GETCWD.C */
/*
** Copyright (C) 1991 DJ Delorie
**
** This file is distributed under the terms listed in the document
** "copying.dj".
** A copy of "copying.dj" should accompany this file; if not, a copy
** should be available from where this file was obtained. This file
** may not be distributed without a verbatim copy of "copying.dj".
**
** This file is distributed WITHOUT ANY WARRANTY; without even the implied
** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <errno.h>
char *getcwd(char *buf, int n)
{
char tmp[90];
getwd(tmp);
if (strlen(tmp)+1 > n)
{
errno = ERANGE;
return 0;
}
if (buf == 0)
{
buf = malloc(n);
if (buf == 0)
{
errno = ENOMEM;
return 0;
}
}
strcpy(buf, tmp);
return buf;
}