From e41d0380806be13d2283de160140804372147e04 Mon Sep 17 00:00:00 2001
From: Lukas Krickl <lukas@krickl.dev>
Date: Thu, 9 Nov 2023 11:02:06 +0100
Subject: [PATCH] Added $ vars

---
 src/test.c | 4 ++--
 src/ulas.c | 4 +++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/test.c b/src/test.c
index 7bd40a2..88cf57a 100644
--- a/src/test.c
+++ b/src/test.c
@@ -31,9 +31,9 @@
 void test_tok(void) {
   TESTBEGIN("tok");
 
-  assert_tok("  test  tokens   with   line / * + - , ; \\1",
+  assert_tok("  test  tokens   with   line / * + - , ; $1",
              {"test", "tokens", "with", "line", "/", "*", "+", "-", ",", ";",
-              "\\1", NULL});
+              "$1", NULL});
 
   TESTEND("tok");
 }
diff --git a/src/ulas.c b/src/ulas.c
index acf6c78..3e685d0 100644
--- a/src/ulas.c
+++ b/src/ulas.c
@@ -94,11 +94,13 @@ int ulas_tok(struct ulas_str *dst, const char **out_line, size_t n) {
   case '-':
   case '*':
   case '/':
+  case '\\':
   case ULAS_TOK_COMMENT:
     // single char tokens
     dst->buf[write++] = line[i++];
     break;
-  case '\\':
+  case '$':
+    // special var for preprocessor
     // make sure we have enough space in buffer
     ulas_strensr(dst, write + 2);
     // escape char tokens
-- 
2.30.2