From cbbe1593bb0893654bd71e611ca610df03bac768 Mon Sep 17 00:00:00 2001
From: Eugen Wissner <belka@caraus.de>
Date: Mon, 20 Jul 2026 12:26:29 +0200
Subject: Add newlines a tabs to supported string characters

---
 boot/driver.cc | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

(limited to 'boot/driver.cc')

diff --git a/boot/driver.cc b/boot/driver.cc
index 374bcc9..24a11fa 100644
--- a/boot/driver.cc
+++ b/boot/driver.cc
@@ -66,6 +66,29 @@ namespace elna::boot
         }
     }
 
+    void normalize_newlines(std::string& string)
+    {
+        std::string result;
+        auto length = string.size();
+
+        for (std::size_t i = 0; i < length; ++i)
+        {
+            if (string[i] == '\r')
+            {
+                if (i + 1 < length && string[i + 1] == '\n')
+                {
+                    ++i; // Skip \n in \r\n pairs.
+                }
+                result.push_back('\n');
+            }
+            else
+            {
+                result.push_back(string[i]);
+            }
+        }
+        string = std::move(result);
+    }
+
     std::optional<std::string> escape_string(const char *escape)
     {
         std::string result;
@@ -73,7 +96,7 @@ namespace elna::boot
 
         while (*current_position != '\0')
         {
-            if (*current_position == '\\' && *(current_position + 1) == 'x')
+            if (*current_position == '\\' && (*(current_position + 1) == 'x' || *(current_position + 1) == 'X'))
             {
                 current_position += 2;
 
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