Date: Wed, 05 May 2010 22:07:47 -0500 From: "Jeremy Messenger" <mezz7@cox.net> To: bf1783@gmail.com, freebsd-gnome@freebsd.org Subject: Re: Grandfather dependencies completely out of control Message-ID: <op.vb9kbxqg9aq2h7@localhost> In-Reply-To: <r2vd873d5be1005051503j51789981hbe00a3ca6b6e2f4e@mail.gmail.com> References: <r2vd873d5be1005051503j51789981hbe00a3ca6b6e2f4e@mail.gmail.com>
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On Wed, 05 May 2010 17:03:41 -0500, b. f. <bf1783@googlemail.com> wrote: > Alexander Leidinger wrote: > ,,, >> Because of the libtool/pkg-config problem all childs of a >> "problematic" lib will contain a reference to the lib, even if the >> particular lib is just a dependency of a lib which the current port >> uses. To make this description more explicit: if your port uses >> libGRAPH (I made upt this name) and libGRAPH is linked to libjpeg and >> libpng via libtool (at least 1.x), but your port is not directly using >> symbols from libjpeg or libpng, the binaries of your port will have >> libpng *and* libjpeg hardcoded. > > Use of > > LDFLAGS+= -Wl,--as-needed > > can help with this problem. But of course a lot of ports don't now See ltasneededhack in ports/Mk/bsd.gnome.mk (ie: USE_GNOME=ltasneededhack), we are using on evolution and a few others to help speed up. The libtool2 was supposed to get rid of *.la files by default, but the developers have changed mind. Too bad for all of us. Cheers, Mezz > respect LDFLAGS (many gnome ports offend in this regard). Because a > lot of people want to use alternative compilers/toolchains for ports, > and because of new gcc features like -flto, -fwhopr, and > -fstack-protector* (the last has been enabled by default in the base > system for some time now, but still cannot be properly used for a > large number of ports which don't respect LDFLAGS), there needs to be > a cleanup to ensure that as many ports as possible respect the > toolchain (ADDR2LINE, AR, AS, CPPFILT, LD, NM, OBJCOPY, OBJDUMP, > RANLIB, READELF, SIZE, STRINGS, STRIP) and compiler-related variables > ( CC, CPP, CXX, CFLAGS, CPPFLAGS, CXXFLAGS, and LDFLAGS). > > b. -- mezz7@cox.net - mezz@FreeBSD.org FreeBSD GNOME Team http://www.FreeBSD.org/gnome/ - gnome@FreeBSD.org
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