diff options
Diffstat (limited to 'lib/pure/memfiles.nim')
| -rw-r--r-- | lib/pure/memfiles.nim | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/pure/memfiles.nim b/lib/pure/memfiles.nim index 27b989597..83d62b589 100644 --- a/lib/pure/memfiles.nim +++ b/lib/pure/memfiles.nim @@ -34,6 +34,7 @@ type when defined(windows): fHandle: int mapHandle: int + wasOpened: bool else: handle: cint @@ -172,6 +173,8 @@ proc open*(filename: string, mode: FileMode = fmRead, if mappedSize != -1: result.size = min(fileSize, mappedSize).int else: result.size = fileSize.int + result.wasOpened = true + else: template fail(errCode: OSErrorCode, msg: expr) = rollback() @@ -226,7 +229,7 @@ proc close*(f: var MemFile) = var lastErr: OSErrorCode when defined(windows): - if f.fHandle != INVALID_HANDLE_VALUE: + if f.fHandle != INVALID_HANDLE_VALUE and wasOpened: error = unmapViewOfFile(f.mem) == 0 lastErr = osLastError() error = (closeHandle(f.mapHandle) == 0) or error |