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To: cygwin AT cygwin DOT com, cygwin-patches AT cygwin DOT com X-BeenThere: cygwin AT cygwin DOT com X-Mailman-Version: 2.1.30 List-Id: General Cygwin discussions and problem reports List-Archive: List-Post: List-Help: List-Subscribe: , From: Sebastian Feld via Cygwin Reply-To: Sebastian Feld Content-Type: text/plain; charset="utf-8" Sender: "Cygwin" Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by delorie.com id 5559TEpd1601574 On Thu, Apr 10, 2025 at 8:14 PM Sebastian Feld wrote: > > Could the maximum symlink depth in Cygwin please be increased for > cygwin 3.7? We're regularly hitting that limit (seems to be 10). > > What is the maximum number of symlink recursion? Rumor is that this is > 32, but I cannot find it in any windows header. This would be my proposed patch: ---cut---cut---cut--- diff --git a/winsup/cygwin/include/cygwin/limits.h b/winsup/cygwin/include/cygwin/limits.h index 204154da9..c61466368 100644 --- a/winsup/cygwin/include/cygwin/limits.h +++ b/winsup/cygwin/include/cygwin/limits.h @@ -43,7 +43,13 @@ details. */ #define __SEM_VALUE_MAX 1147483648 #define __SIGQUEUE_MAX 1024 #define __STREAM_MAX 20 -#define __SYMLOOP_MAX 10 +/* __SYMLOOP_MAX + https://learn.microsoft.com/en-us/windows/win32/fileio/reparse-points + ... There is a limit of 63 reparse points on any given path. + NOTE: The limit can be reduced depending on the length of the + reparse point. For example, if your reparse point targets a fully + qualified path, the limit becomes 31. */ +#define __SYMLOOP_MAX 31 #define __TIMER_MAX 32 #define __TTY_NAME_MAX 32 #define __FILESIZEBITS 64 ---cut---cut---cut--- How can I get this patch committed? Sebi -- Sebastian Feld - IT security consultant -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple