X-Git-Url: https://git.exim.org/users/jgh/exim.git/blobdiff_plain/e05f33e0b79c14608757a60f2f3f8588008355f7..cff70eb1c1eb494ee5964dca33dc115181baafd7:/doc/doc-misc/Ext-mbx-locking diff --git a/doc/doc-misc/Ext-mbx-locking b/doc/doc-misc/Ext-mbx-locking index f1b0523f6..9ef684026 100644 --- a/doc/doc-misc/Ext-mbx-locking +++ b/doc/doc-misc/Ext-mbx-locking @@ -43,7 +43,7 @@ writeable memory between such processes. A means of communicating this is by use of a file with a mutually agreed upon name. A binary semaphore can be passed by means of the -existance or non-existance of that file, provided that there is an +existence or non-existence of that file, provided that there is an atomic means to create a file if and only if that file does not exist. In C terms: @@ -81,7 +81,7 @@ locks held by that process when it terminates. exclusive (provided there are no other shared users of the lock) and to downgrade an exclusive lock to shared. It is important that at no time is the lock ever removed; a process upgrading to exclusive must -not relenquish its shared lock. +not relinquish its shared lock. Most commonly, the resources being locked are files. Shared locks are particularly important with files; multiple simultaneous