From 7107699bc565d29ea2a1e7e065bb8603d107840a Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Sat, 7 Apr 2018 08:38:30 -0400
Subject: [PATCH] Capture preprocessor-output lines and EOLs

---
 src/parser/parser.l | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/parser/parser.l b/src/parser/parser.l
index 8b5deaf..0e4325f 100644
--- a/src/parser/parser.l
+++ b/src/parser/parser.l
@@ -6,6 +6,8 @@
 #include "parser.h"
 #include "parser.tab.h"
 
+#define YY_USER_ACTION yylloc->first_column += yyleng;
+
 %}
 
 %x str
@@ -114,4 +116,13 @@ sizeof              return TOK_SIZEOF;
 
 [a-zA-Z_][a-zA-Z_0-9]*              return TOK_IDENTIFIER;
 
+^[ ]*#[ ]+[0-9]+[ ]+\".+\".*$ {
+}
+\n {
+    yylloc->first_line++;
+    yylloc->first_column = 0;
+    yylloc->last_line++;
+    yylloc->last_column = 0;
+}
+
 %%