From 75c2158d2a7b1ae2def3c5b31dbbf33148225902 Mon Sep 17 00:00:00 2001
From: Sam Bingner <sam@bingner.com>
Date: Fri, 29 Mar 2019 23:57:11 -1000
Subject: Make dpkg exec smarter; Update bash, tcsh, and zsh

---
 data/zsh/_metadata/depends  |  1 +
 data/zsh/_metadata/postinst | 17 +++++++++++++++++
 data/zsh/_metadata/prerm    | 25 +++++++++++++++++++++++++
 3 files changed, 43 insertions(+)
 create mode 100644 data/zsh/_metadata/depends
 create mode 100755 data/zsh/_metadata/postinst
 create mode 100755 data/zsh/_metadata/prerm

(limited to 'data/zsh/_metadata')

diff --git a/data/zsh/_metadata/depends b/data/zsh/_metadata/depends
new file mode 100644
index 000000000..e089aacc5
--- /dev/null
+++ b/data/zsh/_metadata/depends
@@ -0,0 +1 @@
+dpkg (>= 1.18.25-10)
diff --git a/data/zsh/_metadata/postinst b/data/zsh/_metadata/postinst
new file mode 100755
index 000000000..70fa1d460
--- /dev/null
+++ b/data/zsh/_metadata/postinst
@@ -0,0 +1,17 @@
+#!/bin/zsh
+
+set -e
+
+if [ ! -e /bin/sh ]; then
+    ln -s zsh /bin/sh
+fi
+
+case "$1" in
+    abort-remove|configure)
+        dpkg-divert --quiet --local --divert /bin/sh.distrib /bin/sh
+        update-alternatives --quiet --install /bin/sh sh /bin/zsh 100 || true
+        ;;
+    *)
+        exit 0
+        ;;
+esac
diff --git a/data/zsh/_metadata/prerm b/data/zsh/_metadata/prerm
new file mode 100755
index 000000000..bf7fadd2e
--- /dev/null
+++ b/data/zsh/_metadata/prerm
@@ -0,0 +1,25 @@
+#!/bin/zsh
+
+set -e
+
+case "$1" in
+    upgrade)
+  ;;
+
+    remove|deconfigure)
+      update-alternatives --quiet --remove sh /bin/zsh
+      dpkg-divert --quiet --remove /bin/sh
+      if [ ! -e /bin/sh ]; then
+          echo There would be no shell!
+          ln -s zsh /bin/sh
+          exit 1
+      fi
+  ;;
+
+    failed-upgrade)
+  ;;
+    *)
+        echo "prerm called with unknown argument \`$1'" >&2
+        exit 1
+  ;;
+esac
-- 
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