[ekiga/gnome-2-26] [windows] Do not remove strange installation directory for old installations

[Eugen Dedu <ededu src gnome org>]

commit 0340b26068a9ab46a29d5bbe77b957dd95106f5e
Author: Eugen Dedu <Eugen Dedu pu-pm univ-fcomte fr>
Date:   Sat May 29 15:39:53 2010 +0200

    [windows] Do not remove strange installation directory for old installations
    
    This is a continuation of commit 2d1d493c, which fixed the bug for the
    current installer.  This commit instead fixes it for old installations.

 win32/nsisinstaller/ekiga.nsi |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/win32/nsisinstaller/ekiga.nsi b/win32/nsisinstaller/ekiga.nsi
index 70a9dc1..4029b69 100644
--- a/win32/nsisinstaller/ekiga.nsi
+++ b/win32/nsisinstaller/ekiga.nsi
@@ -156,6 +156,14 @@ Section -SecUninstallOldEkiga
                 ; Check if we have uninstall string..
                 IfFileExists $R3 0 uninstall_problem
                 ; Have uninstall string.. go ahead and uninstall.
+                ; but before, prevent removal of non-standard
+                ;   installation directory of ekiga prior to April 2010
+                ; so the lines until nameok1 label could be removed by 2012
+                ${GetFileName} $R1 $R5
+                StrCmp $R5 ekiga nameok1 0  ; unsensitive comparation
+                MessageBox MB_OK "WARNING: Ekiga was installed in $R1, which is not a standard location.  Your old ekiga files will not be removed, please remove manually the directory $R1 after ensuring that you have not added to it useful files for you."
+                Goto done
+                nameok1:
                 SetOverwrite on
                 ; Need to copy uninstaller outside of the install dir
                 ClearErrors