1 files changed, 69 insertions, 0 deletions
diff --git a/v2/src/bin/langs b/v2/src/bin/langs
new file mode 100755
index 0000000..8e8aa63
--- /dev/null
+++ b/v2/src/bin/langs
@@ -0,0 +1,69 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  langs
+		  langs -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+
+		Options:
+		  -h, --help    show this message
+
+
+		List the supported languages, including english, to STDOUT.
+
+		This is done in the same way that po4a(1) does it: by listing
+		the po/*.po files, and getting the name from it.
+
+
+		Examples:
+
+		  Just run it:
+
+		    $ langs
+		    en
+		    pt
+	EOF
+}
+
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+	esac
+done
+shift $((OPTIND - 1))
+
+
+echo po/en.po po/*.po |
+	tr ' ' '\n' |
+	sed 's|^po/\(.*\)\.po$|\1|'