simplify by moving usage() into jh-help, jh no longer needs to be included

1 files changed, 26 insertions, 4 deletions

diff --git a/jh-help.sh b/jh-help.sh
index 31fbf6e..8986abc 100644
--- a/jh-help.sh
+++ b/jh-help.sh
@@ -1,8 +1,30 @@
 #!/bin/bash
-. jh
+
+stem=jh
+
+master_help() {
+	echo "Usage: $jh_short <command> [command-specific-arguments]"
+	echo "Java helper for PKGBUILDs"
+	echo ""
+	jh-list-commands|sed 's/./  &/'
+}
+
+generic_help() {
+	local cmd=$1
+	cmd=${cmd##*/}
+	cmd=${cmd#$stem-}
+
+	file=`find ${PATH//:/ } -type f -name "$stem-$cmd.help.txt" 2>/dev/null`
+	if [[ -r $file ]]; then
+		sed "s|@cmd@|$jh_short|g" "$file"
+	else
+		echo "$jh_short: Cannot find help file for '$cmd'" >> /dev/stderr
+		exit 1
+	fi
+}
 
 case $# in
-    0) usage ''; exit 0;;
-    1) usage "$1"; exit 0;;
-    *) usage help; exit 1;;
+    0) master_help; exit 0;;
+    1) generic_help "$1"; exit 0;;
+    *) generic_help help; exit 1;;
 esac