zshenv: add _sev_proot_old_username for proot tmp

[dotfiles.git] / etc / zsh / .zlogout

diff --git a/etc/zsh/.zlogout b/etc/zsh/.zlogout
index 1ede4c5be33f32e07b9c587a83e4dc4b7c921e90..8ab31d138c2edad82ff9c6578d58bd722a844e57 100644 (file)
--- a/etc/zsh/.zlogout
+++ b/etc/zsh/.zlogout
@@ -5,16 +5,40 @@
 #      but it should be cleared out on next session launch
 _sev_zcleanup
 ## unset vars that use our tmp since above will remove them
-unset XDG_CACHE_HOME XDG_RUNTIME_DIR
+[[ XDG_CACHE_HOME = $_sev_tmp/.xdg.cache ]] && unset XDG_CACHE_DIR
+[[ XDG_RUNTIME_DIR = $TMPDIR/.xdg.runtime ]] && unset XDG_RUNTIME_DIR
 ## clean up any remaining sockets from gpg forwarding
-[[ -v _GNUPG_SOCK_DEST_BASE ]] && rm -f $_GNUPG_SOCK_DEST_BASE*(N=)
+[[ -v _GNUPG_SOCK_DEST_BASE ]] && rm -f $_GNUPG_SOCK_DEST_BASE*(=N)
 
+## manually reset terminal for interactive logout
 if [[ -o interactive ]] {
+    # send xterm scrollback clear extension just in case:
+    #  - TERM may not be set correctly
+    #  - terminfo/termcap database entry for reset may be buggy
+    echo -en '\e[3J'
+    # use terminfo/termcap directly instead of relying on system clear/reset:
+    #  - often they are just wrappers for ncurses tput or other tools
+    #  - they may not even exist on lightweight systems
+    #  - provided scripts/binaries may be buggy or broken
+    y=0
+    for x (rs1 rs2 rs3) {
+        [[ -v terminfo[$x] ]] || continue
+        echoti $x
+        y=1
+    }
+    if (( y == 0 )) {
+        for x (rs r1 r2 r3) {
+            [[ -v termcap[$x] ]] || continue
+            echotc $x
+            y=1
+        }
+    }
+    if (( y == 0 )) {
+        # fallback, send ECMA-48 clear
+        echo -en '\e[2J'
+    }
     echo logout
-    clear
 }
 
 ### load site-specific
-if [[ -f ${ZDOTDIR:-~}/.zlogout.local ]] { source ${ZDOTDIR:-~}/.zlogout.local }
-
-# vim: et sts=4 sw=4 ts=8 tw=79
+load-site-dotfile zlogout