win32/file.c


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#include "ruby/ruby.h"
#include <winbase.h>

int
rb_file_load_ok(const char *path)
{
     int ret = 1;
     DWORD attr = GetFileAttributes(path);
     if (attr == INVALID_FILE_ATTRIBUTES ||
	attr & FILE_ATTRIBUTE_DIRECTORY) {
	ret = 0;
     }
     else {
	HANDLE h = CreateFile(path, GENERIC_READ,
	     FILE_SHARE_READ | FILE_SHARE_WRITE,
	     NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
	if (h != INVALID_HANDLE_VALUE) {
	     CloseHandle(h);
	}
	else {
	     ret = 0;
	}
     }
     return ret;
}