[bash] Keep history in `${XDG_DATA_HOME}/bash/history`.

diff --git a/bash/.config/profile.d/50-bash.sh b/bash/.config/profile.d/50-bash.sh
new file mode 100644 (file)
index 0000000..44ef5fb
--- /dev/null
+++ b/bash/.config/profile.d/50-bash.sh
@@ -0,0 +1,10 @@
+# Copyright (c) 2022 Jakub Czajka <jakub@ekhem.eu.org>
+# License: GPL-3.0 or later.
+#
+# 50-bash.sh - bash environment variables.
+
+if [ ! -f ${XDG_DATA_HOME}/bash ]; then
+    mkdir -p ${XDG_DATA_HOME}/bash
+fi
+
+export HISTFILE="${XDG_DATA_HOME}/bash/history"