From 55428637a8536764a82693c19d76e61a6f557627 Mon Sep 17 00:00:00 2001
From: Kimplul <kimi.h.kuparinen@gmail.com>
Date: Sun, 20 Oct 2024 23:00:40 +0300
Subject: add command continuations

---
 src/lexer.l  | 3 ++-
 src/parser.y | 7 ++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/lexer.l b/src/lexer.l
index 3c611ab..4756cf0 100644
--- a/src/lexer.l
+++ b/src/lexer.l
@@ -27,7 +27,7 @@ static void update_yylloc(struct parser *parser, YYLTYPE *lloc, const char *text
 
 #define YY_USER_ACTION update_yylloc(parser, yylloc, yytext);
 %}
-ID		[^(){};[:space:]]+
+ID		[^(){};\\[:space:]]+
 STRING		\"(\\.|[^"\\])*\"
 
 HEX		0[xX][0-9a-fA-F]+
@@ -50,6 +50,7 @@ FLOAT		{HEXF}|{DECF}
 "{"	{return LBRACE;}
 "}"	{return RBRACE;}
 ";"	{return SEMICOLON;}
+"\\"	{return BACKSLASH;}
 "\n"	{return NL;}
 
 {STRING} {
diff --git a/src/parser.y b/src/parser.y
index a87b6c6..edf71c1 100644
--- a/src/parser.y
+++ b/src/parser.y
@@ -45,6 +45,7 @@
 %token LBRACE "{"
 %token RBRACE "}"
 %token SEMICOLON ";"
+%token BACKSLASH "\\"
 %token NL "nl"
 
 %nterm <ast> arg args rev_args
@@ -101,8 +102,12 @@ arg
 	| INT {$$ = gen_int($1);}
 	| FLOAT {$$ = gen_float($1);}
 
+cont
+	: BACKSLASH NL
+
 rev_args
-	: rev_args arg {$$ = $1; vect_append(struct lyn_value, $$.args, &$2);}
+	: rev_args cont arg {$$ = $1; vect_append(struct lyn_value, $$.args, &$3);}
+	| rev_args arg {$$ = $1; vect_append(struct lyn_value, $$.args, &$2);}
 	| arg {$$ = gen_list(); vect_append(struct lyn_value, $$.args, &$1);}
 
 args
-- 
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