Add a number of shell utilities

1 files changed, 30 insertions, 0 deletions

diff --git a/.local/bin/chwp b/.local/bin/chwp
new file mode 100755
index 0000000..071bf3a
--- /dev/null
+++ b/.local/bin/chwp
@@ -0,0 +1,30 @@
+#! /usr/bin/env sh
+
+if [ -f "$HOME/.local/etc/x/chwp" ]
+then
+	. "$HOME/.local/etc/x/chwp"
+fi
+
+directory=${CHWP_BASEDIR:-$HOME/pictures/wallpapers}
+size=${CHWP_SIZE:-1920x1080}
+timeout=${1:-0}
+walldir=$directory/$size
+
+if [ ! -d "$walldir" ]
+then
+	printf "%s\n" "No such directory: $walldir" >&2
+fi
+
+# If no timeout was set, just change it once
+if [ "$timeout" -eq 0 ]
+then
+	find "${walldir}" -type f -print0 | shuf -n1 -z | xargs -0 feh --bg-fill
+	exit 0
+fi
+
+# Otherwise, change it every so often
+while :
+do
+	find "${walldir}" -type f -print0 | shuf -n1 -z | xargs -0 feh --bg-fill
+	sleep "${timeout}"
+done