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/*
Copyright (C) 2015-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/
/*
WARNING: This file was generated by the dkct program (see
http://dktools.sourceforge.net/ for details).
Changes you make here will be lost if dkct is run again!
You should modify the original source and run dkct on it.
Original source: dk4getcwd8.ctr
*/
/** @file dk4getcwd8.c The dk4getcwd8 module.
*/
#line 77 "dk4getcwd8.ctr"
#include "dk4conf.h"
#include "dk4getcwd8.h"
#if DK4_ON_WINDOWS
#ifndef WINDOWS_H_INCLUDED
#include <windows.h>
#define WINDOWS_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_UNISTD_H
#ifndef UNISTD_H_INCLUDED
#include <unistd.h>
#define UNISTD_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_STDLIB_H
#ifndef STDLIB_H_INCLUDED
#include <stdlib.h>
#define STDLIB_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_DIRECT_H
#ifndef DIRECT_H_INCLUDED
#include <direct.h>
#define DIRECT_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_ERRNO_H
#ifndef ERRNO_H_INCLUDED
#include <errno.h>
#define ERRNO_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_ASSERT_H
#ifndef ASSERT_H_INCLUDED
#include <assert.h>
#define ASSERT_H_INCLUDED 1
#endif
#endif
#ifndef DK4MEM_H_INCLUDED
#include "dk4mem.h"
#endif
#ifndef DK4STR8_H_INCLUDED
#include "dk4str8.h"
#endif
#ifndef DK4MPL_H_INCLUDED
#include "dk4mpl.h"
#endif
#line 138 "dk4getcwd8.ctr"
int
dk4getcwd_c8(char *dptr, size_t sz, dk4_er_t *erp)
{
int back = 0;
#if DK4_USE_ASSERT
assert(NULL != dptr);
assert(0 < sz);
#endif
if ((NULL != dptr) && (0 < sz)) { *dptr = '\0'; }
if ((NULL != dptr) && (0 < sz)) {
#if DK4_ON_WINDOWS
#if DK4_WIN_AVOID_CRT || DK4_WIN_DENY_CRT
DWORD dwSz;
DWORD dwRes;
dwSz = (DWORD)sz;
if ((dk4_um_t)sz > (dk4_um_t)0xFFFFFFFFUL) { dwSz = (DWORD)0xFFFFFFFFUL; }
dwRes = GetCurrentDirectoryA(dwSz, dptr);
if (0 < dwRes) {
if (dwRes < dwSz) {
back = 1;
} else {
dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
}
} else {
dk4error_set_ldetails(erp, DK4_E_SYSTEM, GetLastError());
}
#else
#if DK4_HAVE__GETCWD
int isz;
errno = 0;
isz = (int)sz;
if((dk4_um_t)sz > (dk4_um_t)(INT_MAX)) { isz = INT_MAX; }
if (NULL != _getcwd(dptr, isz)) {
back = 1;
} else {
dk4error_set_idetails(erp, DK4_E_SYSTEM, errno);
}
#else
#if DK4_HAVE_GETCWD
errno = 0;
if (NULL != getcwd(dptr, sz)) {
back = 1;
} else {
dk4error_set_idetails(erp, DK4_E_SYSTEM, errno);
}
#else
DWORD dwSz;
DWORD dwRes;
dwSz = (DWORD)sz;
if ((dk4_um_t)sz > (dk4_um_t)0xFFFFFFUL) { dwSz = (DWORD)0xFFFFFFFFUL; }
dwRes = GetCurrentDirectoryA(dwSz, dptr);
if (0 < dwRes) {
if (dwRes < dwSz) {
back = 1;
} else {
dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
}
} else {
dk4error_set_ldetails(erp, DK4_E_SYSTEM, GetLastError());
}
#endif
#endif
#endif
#else
errno = 0;
if (NULL != getcwd(dptr, sz)) {
back = 1;
} else {
dk4error_set_idetails(erp, DK4_E_SYSTEM, errno);
}
#endif
} else {
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
}
return back;
}
char *
dk4getcwd_c8_dup(dk4_er_t *erp)
{
char buf[DK4_MAX_PATH];
char *back = NULL;
size_t szbuf = DK4_SIZEOF(buf,char);
if (0 != dk4getcwd_c8(buf, szbuf, erp)) {
back = dk4str8_dup(buf, erp);
}
return back;
}
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