%% options copyright owner = Dirk Krause copyright year = 2015-xxxx license = bsd %% header /** @file dk4getcwdw.h Get working directroy in wchar_t. */ #ifndef DK4ERROR_H_INCLUDED #include "dk4error.h" #endif #ifdef __cplusplus extern "C" { #endif /** Find current working directory. @param dptr Destination buffer pointer. @param sz Buffer size (Number of wchar_t). @param erp Error report, may be NULL. @return 1 on success, 0 on error. */ int dk4getcwd_wc(wchar_t *dptr, size_t sz, dk4_er_t *erp); #ifdef __cplusplus } #endif %% module #include "dk4getcwd8.h" #if DK4_ON_WINDOWS #ifndef WINDOWS_H_INCLUDED #include #define WINDOWS_H_INCLUDED 1 #endif #endif #if DK4_HAVE_UNISTD_H #ifndef UNISTD_H_INCLUDED #include #define UNISTD_H_INCLUDED 1 #endif #endif #if DK4_HAVE_STDLIB_H #ifndef STDLIB_H_INCLUDED #include #define STDLIB_H_INCLUDED 1 #endif #endif #if DK4_HAVE_ERRNO_H #ifndef ERRNO_H_INCLUDED #include #define ERRNO_H_INCLUDED 1 #endif #endif #if DK4_HAVE_DIRECT_H #ifndef DIRECT_H_INCLUDED #include #define DIRECT_H_INCLUDED 1 #endif #endif $!trace-include int dk4getcwd_wc(wchar_t *dptr, size_t sz, dk4_er_t *erp) { int back = 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)0xFFFFFFUL) { dwSz = (DWORD)0xFFFFFFFFUL; } dwRes = GetCurrentDirectoryW(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__WGETCWD int isz; errno = 0; isz = (int)sz; if ((dk4_um_t)sz > (dk4_um_t)(INT_MAX)) { isz = INT_MAX; } if (NULL != _wgetcwd(dptr, isz)) { 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 = GetCurrentDirectoryW(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 #else dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED); #endif } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } return back; }