From 0be032c6998e712dc2c9f2ed97c3491d89eb05af Mon Sep 17 00:00:00 2001
From: Aleksey Veresov <aleksey@veresov.pro>
Date: Fri, 31 Jan 2020 17:16:27 +0300
Subject: [xift] Almost done.

---
 src/utils.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 src/utils.cpp

(limited to 'src/utils.cpp')

diff --git a/src/utils.cpp b/src/utils.cpp
new file mode 100644
index 0000000..2137aa8
--- /dev/null
+++ b/src/utils.cpp
@@ -0,0 +1,36 @@
+#include "utils.hpp"
+
+#include <stdlib.h>
+#include <string.h>
+
+
+char *xift_str_create_copy(const char *begin, const char *end)
+{
+    char *res;
+    res = (char *)malloc(end - begin + 1);
+    if (res) {
+        memcpy(res, begin, end - begin);
+        res[end - begin] = 0;
+    }
+    return res;
+}
+
+
+bool xift_str_add(char *&dest, int &len, int &size, char c)
+{
+    if (!dest) {
+        dest = (char *)malloc(2);
+        size = 2;
+        len  = 0;
+    }
+    if (len + 1 == size) {
+        size *= 2;
+        dest  = (char *)realloc(dest, size);
+    }
+    if (dest) {
+        dest[len] = c;
+        ++len;
+        dest[len] = 0;
+    }
+    return dest != 0;
+}
-- 
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