Put zlib_error into its own file

2 files changed, 18 insertions, 11 deletions

diff --git a/include/io/ozlibstream.h b/include/io/ozlibstream.h
index c427281763..6ebd3c0dd0 100644
--- a/include/io/ozlibstream.h
+++ b/include/io/ozlibstream.h
@@ -20,6 +20,7 @@
 #ifndef OZLIBSTREAM_H_INCLUDED
 #define OZLIBSTREAM_H_INCLUDED
 
+#include "io/zlib_error.h"
 #include <ostream>
 #include <vector>
 #include <zlib.h>
@@ -27,17 +28,6 @@
 namespace zlib
 {
 
-///Exception thrown in case zlib encounters a problem
-class zlib_error : public std::runtime_error
-{
-public:
-    const int errcode;
-
-    explicit zlib_error(const char* what_arg, int errcode = Z_ERRNO):
-        std::runtime_error(what_arg), errcode(errcode)
-    {}
-};
-
 /**
  * @brief Stream buffer used by zlib::ozlibstream
  * @see ozlibstream
diff --git a/include/io/zlib_error.h b/include/io/zlib_error.h
new file mode 100644
index 0000000000..12eaf20a3f
--- /dev/null
+++ b/include/io/zlib_error.h
@@ -0,0 +1,17 @@
+#ifndef ZLIB_ERROR_H_INCLUDED
+#define ZLIB_ERROR_H_INCLUDED
+
+#include <stdexcept>
+
+///Exception thrown in case zlib encounters a problem
+class zlib_error : public std::runtime_error
+{
+public:
+    const int errcode;
+
+    explicit zlib_error(const char* what_arg, int errcode = -1):
+        std::runtime_error(what_arg), errcode(errcode)
+    {}
+};
+
+#endif // ZLIB_ERROR_H_INCLUDED