From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Tue, 1 Dec 2015 23:22:49 +0100 Subject: [Buildroot] [PATCH 2/2 for 2015.11.x] package/gawk: do not use readeline ormpfr in host variant In-Reply-To: <9cd7b6bdd9790d4105829b278c0e6acba9f103f3.1449008170.git.yann.morin.1998@free.fr> References: <9cd7b6bdd9790d4105829b278c0e6acba9f103f3.1449008170.git.yann.morin.1998@free.fr> Message-ID: <20151201232249.57de6d15@free-electrons.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Dear Yann E. MORIN, Two typos in the commit title. On Tue, 1 Dec 2015 23:19:07 +0100, Yann E. MORIN wrote: > gawk has an optional dependency on mpfr (and thus gmp) and readline, > and will probe for them. If they are present, they are used; if they > are missing, that's not an error. mpfr (and gmp) is used for "BIGNUM" > support on gawk; readline is used by the gawk debugger. > > However, mpfr (bringing gmp) are also host-packages in Buildroot, but in > the standard build order (i.e. a plain 'make'), they are built after > gawk. Ditto readline (from ncurses). > > If the user has the development files for gmp and mpfr, then gawk is > linked to them. Ditto readline. > > Now, further on in the build, we build gmp and mpfr (for gcci or guile), > so we install them in the host dir. Ditto readline (for gdb, ncurses > itself and a few other packages...) > > But because we forcibly set an RPATH tag on all our host binaries, our > host gawk will now dynamically link with our versions, when it was in > fact built against the host ones. > > This did not seem to cause any harm dso far, but is far from ideal. dso -> so > > Since we do not really need BIGNUM or the debugger in our host gawk, we > just forcibly disable them and configure gawk without readline or mpfr > (there's no switch for gmp, but it;s not a direct dependency, it comes it;s -> it's > -# We don't have a host-busybox > +# We don't have a host-busybox, and we don't want to use mpfr Is the comment really important, especially when it talks about mpfr but not about readline ? > HOST_GAWK_DEPENDENCIES = > > +HOST_GAWK_CONF_OPTS = --without-readline --without-mpfr > + Thomas -- Thomas Petazzoni, CTO, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com