[Lazarus] Lazarus GTK project dependencies

Michael Van Canneyt michael at freepascal.org
Thu Apr 14 09:33:03 CEST 2011


Hi,

due to some other topic discussed on the mailing list, I thought I'd check
the dependencies of a simple lazarus project. The result is shown below.

I did this similar exercise a year or two ago, and the result has more than
tripled !

I wonder, why all these dependencies ?? 
I mean, libselinux, libcairo, libexpat, libdirectfb, libfusion, libdirect 
(to name but a few), why do I need those ?

Besides making it more difficult to run a binary on another PC, 
I hate to think what this does to the startup time of a binary.

At some time, the KDE project tried to reduce startup time of their binaries
by redefining their APIs so shared libs would load faster.

Looking at the below list, I think it is high time that Lazarus does the same.
If this means that some GTK import units must be split up in pieces, then I'll be 
glad to take this task on me.

Michael.

Simple Lazarus app (GTK2) dependencies:

         linux-vdso.so.1 =>  (0x00007fff6b231000)
         libpthread.so.0 => /lib/libpthread.so.0 (0x00007fed28a87000)
         libdl.so.2 => /lib/libdl.so.2 (0x00007fed28883000)
         libX11.so.6 => /usr/lib/libX11.so.6 (0x00007fed2854c000)
         libgdk_pixbuf-2.0.so.0 => /usr/lib/libgdk_pixbuf-2.0.so.0 (0x00007fed28330000)
         libgtk-x11-2.0.so.0 => /usr/lib/libgtk-x11-2.0.so.0 (0x00007fed27d0e000)
         libgdk-x11-2.0.so.0 => /usr/lib/libgdk-x11-2.0.so.0 (0x00007fed27a60000)
         libgobject-2.0.so.0 => /usr/lib/libgobject-2.0.so.0 (0x00007fed27818000)
         libglib-2.0.so.0 => /lib/libglib-2.0.so.0 (0x00007fed2753a000)
         libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0 (0x00007fed27334000)
         libgmodule-2.0.so.0 => /usr/lib/libgmodule-2.0.so.0 (0x00007fed27130000)
         libpango-1.0.so.0 => /usr/lib/libpango-1.0.so.0 (0x00007fed26ee6000)
         libatk-1.0.so.0 => /usr/lib/libatk-1.0.so.0 (0x00007fed26cc4000)
         libcairo.so.2 => /usr/lib/libcairo.so.2 (0x00007fed26a41000)
         libc.so.6 => /lib/libc.so.6 (0x00007fed266be000)
         /lib64/ld-linux-x86-64.so.2 (0x00007fed28cc8000)
         libxcb.so.1 => /usr/lib/libxcb.so.1 (0x00007fed264a1000)
         libgio-2.0.so.0 => /usr/lib/libgio-2.0.so.0 (0x00007fed261ee000)
         librt.so.1 => /lib/librt.so.1 (0x00007fed25fe6000)
         libm.so.6 => /lib/libm.so.6 (0x00007fed25d62000)
         libXext.so.6 => /usr/lib/libXext.so.6 (0x00007fed25b50000)
         libXrender.so.1 => /usr/lib/libXrender.so.1 (0x00007fed25946000)
         libXinerama.so.1 => /usr/lib/libXinerama.so.1 (0x00007fed25742000)
         libXi.so.6 => /usr/lib/libXi.so.6 (0x00007fed25532000)
         libXrandr.so.2 => /usr/lib/libXrandr.so.2 (0x00007fed25329000)
         libXcursor.so.1 => /usr/lib/libXcursor.so.1 (0x00007fed2511e000)
         libpangocairo-1.0.so.0 => /usr/lib/libpangocairo-1.0.so.0 (0x00007fed24f11000)
         libXcomposite.so.1 => /usr/lib/libXcomposite.so.1 (0x00007fed24d0e000)
         libXdamage.so.1 => /usr/lib/libXdamage.so.1 (0x00007fed24b0a000)
         libXfixes.so.3 => /usr/lib/libXfixes.so.3 (0x00007fed24904000)
         libpangoft2-1.0.so.0 => /usr/lib/libpangoft2-1.0.so.0 (0x00007fed246da000)
         libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0x00007fed24453000)
         libz.so.1 => /lib/libz.so.1 (0x00007fed2423c000)
         libfontconfig.so.1 => /usr/lib/libfontconfig.so.1 (0x00007fed24007000)
         libpcre.so.3 => /lib/libpcre.so.3 (0x00007fed23dd8000)
         libpixman-1.so.0 => /usr/lib/libpixman-1.so.0 (0x00007fed23b7f000)
         libdirectfb-1.2.so.0 => /usr/lib/libdirectfb-1.2.so.0 (0x00007fed238fb000)
         libfusion-1.2.so.0 => /usr/lib/libfusion-1.2.so.0 (0x00007fed236f1000)
         libdirect-1.2.so.0 => /usr/lib/libdirect-1.2.so.0 (0x00007fed234d8000)
         libpng12.so.0 => /lib/libpng12.so.0 (0x00007fed232b0000)
         libxcb-render-util.so.0 => /usr/lib/libxcb-render-util.so.0 (0x00007fed230ac000)
         libxcb-render.so.0 => /usr/lib/libxcb-render.so.0 (0x00007fed22ea3000)
         libXau.so.6 => /usr/lib/libXau.so.6 (0x00007fed22c9e000)
         libXdmcp.so.6 => /usr/lib/libXdmcp.so.6 (0x00007fed22a98000)
         libresolv.so.2 => /lib/libresolv.so.2 (0x00007fed2287f000)
         libselinux.so.1 => /lib/libselinux.so.1 (0x00007fed22660000)
         libexpat.so.1 => /lib/libexpat.so.1 (0x00007fed22437000)





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