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-rw-r--r--src/HTTPServer/EnvelopeParser.h3
-rw-r--r--src/HTTPServer/HTTPFormParser.h3
-rw-r--r--src/HTTPServer/MultipartParser.h3
3 files changed, 9 insertions, 0 deletions
diff --git a/src/HTTPServer/EnvelopeParser.h b/src/HTTPServer/EnvelopeParser.h
index 6430fbebf..866bed11d 100644
--- a/src/HTTPServer/EnvelopeParser.h
+++ b/src/HTTPServer/EnvelopeParser.h
@@ -19,6 +19,9 @@ public:
class cCallbacks
{
public:
+ // Force a virtual destructor in descendants:
+ virtual ~cCallbacks() {}
+
/// Called when a full header line is parsed
virtual void OnHeaderLine(const AString & a_Key, const AString & a_Value) = 0;
} ;
diff --git a/src/HTTPServer/HTTPFormParser.h b/src/HTTPServer/HTTPFormParser.h
index a554ca5a4..f2a509cb8 100644
--- a/src/HTTPServer/HTTPFormParser.h
+++ b/src/HTTPServer/HTTPFormParser.h
@@ -36,6 +36,9 @@ public:
class cCallbacks
{
public:
+ // Force a virtual destructor in descendants:
+ virtual ~cCallbacks() {}
+
/// Called when a new file part is encountered in the form data
virtual void OnFileStart(cHTTPFormParser & a_Parser, const AString & a_FileName) = 0;
diff --git a/src/HTTPServer/MultipartParser.h b/src/HTTPServer/MultipartParser.h
index d853929ed..77695fe4a 100644
--- a/src/HTTPServer/MultipartParser.h
+++ b/src/HTTPServer/MultipartParser.h
@@ -22,6 +22,9 @@ public:
class cCallbacks
{
public:
+ // Force a virtual destructor in descendants:
+ virtual ~cCallbacks() {}
+
/// Called when a new part starts
virtual void OnPartStart(void) = 0;