change arguments

README.md

@@ -95,6 +95,12 @@ run `blag` on your post:
 Mon Dec 16 22:42:00 +03 2024</p>
 ```
 
+### arguments
+
+blagposts rendered with the blag script will have arguments much like a regular
+shellscript, except you should reference `$path` instead of `$0` when getting
+the script path. `$0` is the path of blag itself.
+
 ## bingus-blog integration
 
 set `engine = "blag"` in your configuration file. the naming format is
@@ -142,7 +148,7 @@ APIs in blag (do not do this).
 due to how blag works, the hash of the query params is stored alongside the
 mtime of the post file. you can only tell bingus-blog "hey, don't cache me!"
 from a post, but sometimes you need to invalidate the existing cache for all
-query param combinations. to do that, `touch -c "$1"` from your post file.
+query param combinations. to do that, `touch -c "$path"` from your post file.
 this sets the mtime for the post to right now, invalidating the reference to
 it as bingus-blog believes that the contents have changed.
 

blag

@@ -87,14 +87,17 @@ codeblock() {
 }
 
 render() {(
-	birth=$(stat -c'%W' "$1")
+	path=$1
+	shift
+	
+	birth=$(stat -c'%W' "$path")
 	if (( birth > 0 )); then
 		CREATED_AT=$(date --rfc-3339=seconds -d "@$birth")
 	fi
-	MODIFIED_AT=$(date --rfc-3339=seconds -d "@$(stat -c '%Y' "$1")")
+	MODIFIED_AT=$(date --rfc-3339=seconds -d "@$(stat -c '%Y' "$path")")
 
 	#shellcheck disable=SC1090
-	. "$1"
+	. "$path" "$@"
 )}
 
 print_help() {