1 files changed, 37 insertions, 0 deletions
diff --git a/ycurses/src/curses/tool.cpp b/ycurses/src/curses/tool.cpp
new file mode 100644
index 0000000..1bce76f
--- /dev/null
+++ b/ycurses/src/curses/tool.cpp
@@ -0,0 +1,37 @@
+#ifndef TOOL_CPP
+#define TOOL_CPP
+
+#include "tool.h"
+
+string
+tool::int2string(int i_int)
+{
+  char buf[64];
+  sprintf(buf, "%d", i_int);
+  return buf;
+}
+
+int
+tool::string2int(string s)
+{
+  const char *p = s.c_str();
+  int i_res = 0;
+
+  // Convert each digit char and add into result.
+  while (*p >= '0' && *p <='9')
+  {
+    i_res = (i_res * 10) + (*p - '0');
+    p++;
+  }
+
+  // Check that there were no non-digits at end.
+  if (*p != 0)
+  {
+    return -1;
+  }
+
+  return i_res;
+}
+
+#endif
+