diff options
Diffstat (limited to 'win32/win32.c')
-rw-r--r-- | win32/win32.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/win32/win32.c b/win32/win32.c index ef6886af2b..ce69f3b826 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -250,7 +250,20 @@ GetCurrentThreadHandle(void) /* simulate flock by locking a range on the file */ -#define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError() == ERROR_LOCK_VIOLATION ? EWOULDBLOCK : EACCES)) +#define LK_ERR(f,i) \ + do { \ + if (f) \ + i = 0; \ + else { \ + DWORD err = GetLastError(); \ + if (err == ERROR_LOCK_VIOLATION) \ + errno = EWOULDBLOCK; \ + else if (err == ERROR_NOT_LOCKED) \ + i = 0; \ + else \ + errno = map_errno(err); \ + } \ + } while (0) #define LK_LEN ULONG_MAX static VALUE |