<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class="">There was some discussion in the FreeBSD mailing list about changing the behaviour of a directory fd WRT</div><div class="">the read() function. A change has been made towards disallowing this from FreeBSD 12.2 onwards (IIRC) and there was big discussion on this since it</div><div class="">„violates“ the cleanness of UNIX, that a file is a file is a file or „everything is a file“. Many purists were against the disallowing behaviour.</div><div class=""><br class=""></div><div class="">At that time I cross checked whether this is allowed in macOS and - again IIRC - at that time (Catalina) it was disallowed either to do</div><div class="">a „vi .“:</div><div class=""><br class=""></div><div class=""><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">$ vi /tmp</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85); min-height: 13px;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">" ============================================================================</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">" Netrw Directory Listing (netrw v168)</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">" /tmp</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">" Sorted by name</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">" Sort sequence: [\/]$,\<core\%(\.\d\+\)\=\>,\.h$,\.c$,\.cpp$,\~\=\*$,*,\.o$,\.obj$,\.info$,\.swp$,\.bak$,\~$</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">" Quick Help: <F1>:help -:go up dir D:delete R:rename s:sort-by x:special</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">" ==============================================================================</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="text-decoration: underline ; font-variant-ligatures: no-common-ligatures" class="">../ </span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">./</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">.vbox-kuku-ipc/</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">com.apple.launchd.AUnEPqi6tC/</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">com.apple.launchd.atGF3BeR4X/</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">com.apple.launchd.lOdpt02m8q/</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">powerlog/</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">FirstBootAfterUpdate</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">FirstBootCleanupHandled</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">OSL_PIPE_501_SingleOfficeIPC_57c1e9acbaf815f47e314f3cbee8d6=</span></div><div style="margin: 0px; font-stretch: normal; font-size: 11px; line-height: normal; font-family: Menlo; color: rgb(124, 105, 56); background-color: rgba(255, 170, 161, 0.85);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">fseventsd-uuid</span></div></div><div class=""><br class=""></div><div class="">Now I’m surprised that this is possible (again?) under BigSur. I may be totally wrong on this. I don’t have the</div><div class="">opportunity to cross check that against Catalina. Could someone confirm or proove the opposite?</div><div class=""><br class=""></div><div class="">—</div><div class="">Christoph </div><div class="">a UNIX dinosaur</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div>
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