check_file_existence
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check_file_existence [2008/06/10 23:05] (current) |
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| + | ====== Check the file existence ====== | ||
| + | The following function checks if a file exists. | ||
| + | |||
| + | <code c>#define WIN32_LEAN_AND_MEAN | ||
| + | #include <windows.h> | ||
| + | |||
| + | #ifndef INVALID_FILE_ATTRIBUTES | ||
| + | #define INVALID_FILE_ATTRIBUTES ((DWORD)-1) | ||
| + | #endif | ||
| + | |||
| + | /* | ||
| + | Returns TRUE if filename is a file | ||
| + | or FALSE if filename is either NULL, empty or it's a directory | ||
| + | |||
| + | */ | ||
| + | |||
| + | BOOL IsFile(const char *filename) | ||
| + | { | ||
| + | DWORD dRet; | ||
| + | |||
| + | if (!filename || filename[0] == '\0') | ||
| + | return FALSE; | ||
| + | |||
| + | dRet = GetFileAttributes(filename); | ||
| + | |||
| + | if (dRet == INVALID_FILE_ATTRIBUTES) | ||
| + | return FALSE; | ||
| + | |||
| + | return (BOOL) !(dRet & FILE_ATTRIBUTE_DIRECTORY); | ||
| + | }</code> | ||
check_file_existence.txt ยท Last modified: 2008/06/10 23:05 by crl
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