[Mageia-dev] need some help to build a linuxsampler.rpm

Sat Sep 22 20:52:53 CEST 2012

PhilippeDidier skrev 22.9.2012 16:26:
+> Pierre-Malo Deniélou a écrit :
+>> Le 22/09/12 01:45,PhilippeDidier nous adresse ces quelques mots :
+>>>> You need to add -lpthread to the linker options...
+>>>>
+>>>> --
+>>>> Thomas
+>>>>
+>>>>
+>>>>
+>>> Thanks Thomas ...
+>>>
+>>>
+>>> I use a very simple spec file in which these parts were working for
+>>> Mandriva :
+>>>
+>>>
+>>> %prep
+>>> %setup -q -n %name-%version
+>>>
+>>> %build
+>>> %configure2_5x
+>>> %make
+>>>
+>>> %install
+>>> make DESTDIR=%buildroot  install
+>>>
+>>>
+>>> I don't know where to add this option
+>>>
+>>> I thought it was done by %configure (I can see the option -pthread in
+>>> the CXXFLAGS of the different makefiles)
+>>>
+>>> I tried to add
+>>> CXXFLAGS="-lpthread" in the spec but it didn't change anything ...
+>>
+>> the linker flags use the LDFLAGS variable.
+>>
+> Thanks a lot Pierre-Malo !
+>
+> I only modified this
+>
+> %build
+> %configure2_5x
+> %make LDFLAGS="-lpthread"
+>
+
+Not good. you are overriding default LDFLAGS...
+The proper fix is to add the flag in the Makefile that misses the needed 
+linking...
+
+
+>
+> And it works now !!!!!!
+>
+> But I don't understand why I have to add this for Mageia2 when it is not
+> needed for Mandriva ...
+> Is there something badly configured on my system ?
+> Is it a package problem in glibc-2.14.1-8.mga2 or in glibc-devel ?
+>
+> Does it reveal a Mageia's bug ?
+>
+
+
+Nope. It's about under/overlinking, so the package you try to build,
+does not properly specify what it needs to be linked against.
+
+--
+
+Thomas
+
+
+