Anatoli, On Thursday 26 July 2012 12:44:02 Anatoli Gorchetchnikov wrote:
> Hi all, > > I have three types of projects my app can handle, so I have three respective > parts that are loaded depending on the project type. They have some common > functionality and settings, so these I separated in the base class KProject > derived from KReadWritePart plus some other stuff, put it all in a library, > and built three parts on top of it. Today I tried to convert the settings > for these guys to KConfig XT. > > So in the base library I created the project settings with <kcfgfile > arg="true" /> and no singleton, ClassName=KInProjectConfigBase. > Then I created settings for the parts using <include> pointing to the > generated header and > ClassName=KInVisualConfig > Inherits=KInProjectConfig > Singleton=true > Here KInProjectConfig is my wrapper around the KInProjectConfigBase that > takes QString (config file for respective part) and converts it to > KSharedConfig::Ptr to pass to KInProjectConfigBase constructor. > > The problem is that library builds w/o issues, but the part compiles fine > and then fails to link claiming that references to KInProjectConfigBase > constructor and destructor are undefined. The generated code for them is > there, but somehow they do not become part of the library... What do I > miss? I tried without a wrapper, just passing KSharedConfig::Ptr directly, > same issue. This somehow sounds like the symbols are not exported in the library. Do you compile the library with option -fvisibility=hidden ? Then you need to export the class to make it visible. See the KDE_EXPORT and KDE_IMPORT macros. A quick search showed this explanation, and I am sure you will find more on the subject: http://benboeckel.net/blog/?p=23 -- Regards Thomas Baumgart GPG-FP: E55E D592 F45F 116B 8429 4F99 9C59 DB40 B75D D3BA ------------------------------------------------------------- Progress isn't made by early risers. It's made by lazy men trying to find easier ways to do something. -- Robert Heinlein -------------------------------------------------------------
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