add d-pointer, virtual destructors and de-inline de/constructors

To have a chance to keep the ABI for a while we need all three to team
up. One of them missing and we might loose, so ensuring that they are
available is a very tedious but needed task once in a while.

Git-Dch: Ignore

1 files changed, 6 insertions, 0 deletions

diff --git a/apt-pkg/install-progress.cc b/apt-pkg/install-progress.cc
index 5ea8bf4d0..ee2ef683f 100644
--- a/apt-pkg/install-progress.cc
+++ b/apt-pkg/install-progress.cc
@@ -69,6 +69,7 @@ PackageManagerProgressFd::PackageManagerProgressFd(int progress_fd)
 {
    OutStatusFd = progress_fd;
 }
+PackageManagerProgressFd::~PackageManagerProgressFd() {}
 
 void PackageManagerProgressFd::WriteToStatusFd(std::string s)
 {
@@ -157,6 +158,7 @@ PackageManagerProgressDeb822Fd::PackageManagerProgressDeb822Fd(int progress_fd)
 {
    OutStatusFd = progress_fd;
 }
+PackageManagerProgressDeb822Fd::~PackageManagerProgressDeb822Fd() {}
 
 void PackageManagerProgressDeb822Fd::WriteToStatusFd(std::string s)
 {
@@ -433,6 +435,10 @@ bool PackageManagerText::StatusChanged(std::string PackageName,
    return true;
 }
 
+PackageManagerText::PackageManagerText() : PackageManager() {}
+PackageManagerText::~PackageManagerText() {}
+
+
 
 
 } // namespace progress