Fix parsing of char code 26

dedup.cpp

@@ -1,10 +1,10 @@
 #include "dedup.hpp"
 
 std::tuple<std::string, std::string, size_t> dedup(const std::string &src, const std::string &tgt){
-    std::ifstream src_if(src);
+    std::ifstream src_if(src, std::ios_base::in | std::ios_base::binary);
     if (!src_if.is_open()) throw std::runtime_error("Cannot open " + src);
 
-    std::ifstream tgt_if(tgt);
+    std::ifstream tgt_if(tgt, std::ios_base::in | std::ios_base::binary);
     if (!tgt_if.is_open()) throw std::runtime_error("Cannot open " + tgt);
 
     std::unordered_map<std::uint32_t, bool> seen;
@@ -18,13 +18,13 @@ std::tuple<std::string, std::string, size_t> dedup(const std::string &src, const
     std::string line_s = "";
     std::string line_t = "";
     size_t removed = 0;
-
-    while(!src_if.eof()) {
+    
+    while(true) {
         std::getline(src_if, line_s);
         std::getline(tgt_if, line_t);
+        if (src_if.eof()) break;
 
         std::uint32_t hash = xxh32::hash(line_s.c_str(), static_cast<uint32_t>(line_s.size()), 0);
-
 
         bool line_exists = seen.count(hash) > 0;
         if (!line_exists) {
@@ -34,6 +34,8 @@ std::tuple<std::string, std::string, size_t> dedup(const std::string &src, const
         }else{
             removed++;
         }
+
+
     }
 
     src_of.close();