From 88c71d8f21a32b54ab5eb0e888711b25c0eaa178 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Sat, 25 Jan 2020 19:21:56 +0100
Subject: [PATCH] hwrite/hread string now works with long strings (over 255
 characters)

---
 hprint.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/hprint.cpp b/hprint.cpp
index 0c618ca5..41f16424 100644
--- a/hprint.cpp
+++ b/hprint.cpp
@@ -76,8 +76,18 @@ template<class T> void hread_raw(hstream& hs, T& c) { hs.read_chars((char*) &c,
 template<class T, typename = typename std::enable_if<std::is_integral<T>::value || std::is_enum<T>::value>::type> void hwrite(hstream& hs, const T& c) { hwrite_raw(hs, c); }
 template<class T, typename = typename std::enable_if<std::is_integral<T>::value || std::is_enum<T>::value>::type> void hread(hstream& hs, T& c) { hread_raw(hs, c); }
 
-inline void hwrite(hstream& hs, const string& s) { hs.write_char(isize(s)); for(char c: s) hs.write_char(c); }  
-inline void hread(hstream& hs, string& s) { s = ""; int l = (unsigned char) hs.read_char(); for(int i=0; i<l; i++) s += hs.read_char(); }
+inline void hwrite(hstream& hs, const string& s) {
+  if(isize(s) >= 255) {
+    hs.write_char(255);
+    hs.write<int>(isize(s));
+    }
+  for(char c: s) hs.write_char(c);
+  }
+inline void hread(hstream& hs, string& s) {
+  s = ""; int l = (unsigned char) hs.read_char(); 
+  if(l == 255) l = hs.get<int>();
+  for(int i=0; i<l; i++) s += hs.read_char();
+  }
 inline void hwrite(hstream& hs, const ld& h) { double d = h; hs.write_chars((char*) &d, sizeof(double)); }
 inline void hread(hstream& hs, ld& h) { double d; hs.read_chars((char*) &d, sizeof(double)); h = d; }