On Sun, Dec 19, 2004 at 12:04:41AM +0100, Bartosz Fenski aka fEnIo wrote: > > I'm the maintainer for xwrits, and partway through the NM process. My > > application manager (Frank Lichtenheld) has sent me a review of my > > packages, and I am confused about one of the things he suggested I do. > > > > xwrits currently depends on xlibs-dev. Frank suggests that I replace that > > with only the needed dependencies. > > > > What I am confused about is how to tell what it really needs and what it > > doesn't really need. I don't know that much about X, in general. > > xlibs-dev seems to be a package that does nothing but depend on a > > collection of many different X libraries. But I don't know what all those > > libraries do (and no, I don't want to read the code for all of them!). > > > > So, the only thing I thought to do is > > a) look at every header file that is #included in the xwrits code > > b) use dlocate or similar to see which packages all those headers are in. > > c) make xwrits build-depend on those packages. > > > > But this will take me quite a long time. I wondered if I am missing > > something obvious and there is a better way to do it. Or am I on the right > > track after all. > > > > Now, obviously, I don't want someone to actually tell me which things I > > should be build-depending on. I want to know how to work out such things > > for myself in the future :) (It would also defy the point of my AM asking > > me this.) But I would appreciate a hint... > Well I would do it this way: > (fenio@domek)~$ldd /usr/bin/xwrits | grep X11R6 > libSM.so.6 => /usr/X11R6/lib/libSM.so.6 (0x40025000) > libICE.so.6 => /usr/X11R6/lib/libICE.so.6 (0x4002e000) > libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x40045000) > libXext.so.6 => /usr/X11R6/lib/libXext.so.6 (0x4010d000) > (fenio@domek)~$ > Then I would do `dpkg -S libSM.so.6` and similar for every other library. > Then just take -dev version of every package. Please always use objdump -p /usr/bin/xwrits | grep NEEDED instead. If you use ldd, it will report indirect lib dependencies as well, resulting in the same problem of excessive build deps. -- Steve Langasek postmodern programmer
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