From 37ff7af18cd2e896506e6d228058204525b4a6eb Mon Sep 17 00:00:00 2001
From: Taylan Kammer <taylan.kammer@gmail.com>
Date: Sun, 31 May 2026 20:58:42 +0200
Subject: More proper shebang line parsing.

---
 docs/c1/grammar/zbnf.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'docs/c1/grammar/zbnf.txt')

diff --git a/docs/c1/grammar/zbnf.txt b/docs/c1/grammar/zbnf.txt
index 0cbceab..704db22 100644
--- a/docs/c1/grammar/zbnf.txt
+++ b/docs/c1/grammar/zbnf.txt
@@ -50,11 +50,12 @@ HexByte       : HEXDIG HEXDIG
 UnicodeSV     : HEXDIG+
 
 RuneExpr      : Rune [ '\' BareString | CladDatum ]
-HashBang      : '!' ( SP | HTAB )* BareString
+HashBang      : '!' ( SP | HTAB )* HBLine [ LF ]
 LabelExpr     : '%' Label ( '%' | '=' Datum )
 HashDatum     : '\' BareString | CladDatum
 
 Rune          : ALPHA ( ALPHA | DIGIT )*
+HBLine        : HBChars+ ( SP | HTAB )* [ HBChars+ ]
 Label         : HEXDIG+
 
 ParenList     : '(' ListBody ')'
@@ -63,6 +64,8 @@ BraceList     : '{' ListBody '}'
 
 ListBody      : Unit* [ Blank* '&' Unit ] Blank*
 
+HBChars       : ~( SP | HTAB | LF )
+
 
 ;; Local Variables:
 ;; eval: (flyspell-mode -1)
-- 
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