From aae3b8bfb83abec0f1bb8e4c854c156c03be5ca8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Tue, 19 Feb 2019 00:27:43 +0100
Subject: Started full rewrite in C++.

---
 strbuf.cpp | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 strbuf.cpp

(limited to 'strbuf.cpp')

diff --git a/strbuf.cpp b/strbuf.cpp
new file mode 100644
index 00000000..3864b271
--- /dev/null
+++ b/strbuf.cpp
@@ -0,0 +1,26 @@
+#include "strbuf.h"
+
+#include <cstdlib>
+
+void strbuf::realloc (size_t len) {
+	this->mem = static_cast<char*>(std::realloc(this->mem, len));
+	this->alloc = len;
+}
+
+strbuf::~strbuf() {
+	free (this->mem);
+	this->mem = NULL;
+	this->alloc = 0;
+	this->len = 0;
+}
+
+strbuf& strbuf::operator+=(char c) {
+	if (this->len + 1 > this->alloc) {
+		this->alloc <<= 1;
+		this->mem = static_cast<char*> (std::realloc(this->mem, this->alloc));
+	}
+
+	this->mem[this->len] = c;
+	this->ptr = ++this->len;
+	return *this;
+}
-- 
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