Re: [h323plus] Compiling PTLib 2.10.1 in Ubuntu 11

-- Thanks & Regards Piyush Verma On Wed, Jun 22, 2011 at 3:22 PM, JF NP jfnp090274@yahoo.es wrote: > Hi, all: > > I've also seen this: > > dev@devhost:~$ getconf GNU_LIBPTHREAD_VERSION > NPTL 2.13 > > So it seems I have a working pthread library, isn't it? What is the problem > then? > > Regards, > > > ------------------------------ > *De:* JF NP jfnp090274@yahoo.es > *Para:* Piyush Verma piyush.pv@gmail.com > > *CC:* h323plus@lists.packetizer.com > *Enviado:* mié,22 junio, 2011 08:35 > > *Asunto:* Re: [h323plus] Compiling PTLib 2.10.1 in Ubuntu 11 > > Thank you, Piyush. But it seems that I've that installed already: > > sudo apt-get install libpthread-stubs0-dev > [sudo] password for xxxxxxx: > Reading package lists... Done > Building dependency tree > Reading state information... Done > libpthread-stubs0-dev is already the newest version. > libpthread-stubs0-dev set to manually installed. > 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. > > ------------------------------ > *De:* Piyush Verma piyush.pv@gmail.com > *Para:* JF NP jfnp090274@yahoo.es > *CC:* h323plus@lists.packetizer.com > *Enviado:* mié,22 junio, 2011 03:42 > *Asunto:* Re: [h323plus] Compiling PTLib 2.10.1 in Ubuntu 11 > > Hi, > > Try to install libpthread-stubs0-dev. > > sudo apt-get install libpthread-stubs0-dev. > > pthread stubs not provided by native libc, development files. > > > > -- > Thanks & Regards > > Piyush Verma > > > > > > > On Tue, Jun 21, 2011 at 11:14 PM, JF NP jfnp090274@yahoo.es wrote: > >> Hi, >> >> I'm trying to build PTLib 2.10.1 in Ubuntu 11, and I have a problem with >> pthreads. When I run ./configure, I get the following output: >> >> checking for pkg-config... /usr/bin/pkg-config >> checking pkg-config is at least version 0.9.0... yes >> checking for gcc... gcc >> checking whether the C compiler works... yes >> checking for C compiler default output file name... a.out >> checking for suffix of executables... >> checking whether we are cross compiling... no >> checking for suffix of object files... o >> checking whether we are using the GNU C compiler... yes >> checking whether gcc accepts -g... yes >> checking for gcc option to accept ISO C89... none needed >> checking for g++... g++ >> checking whether we are using the GNU C++ compiler... yes >> checking whether g++ accepts -g... yes >> .10figure: PTLib version is 2 >> checking build system type... i686-pc-linux-gnu >> checking host system type... i686-pc-linux-gnu >> checking target system type... i686-pc-linux-gnu >> checking for swab... no >> configure: OSTYPE set to linux >> configure: OSRELEASE set to "2.6.38-8-generic" >> configure: MACHTYPE set to x86 >> configure: gcc version is 4.5.2 >> checking checking if pragma implementation should be used... no >> checking checking if precompiled headers available... no >> checking how to run the C++ preprocessor... g++ -E >> checking for grep that handles long lines and -e... /bin/grep >> checking for egrep... /bin/grep -E >> checking for ANSI C header files... no >> checking for sys/types.h... no >> checking for sys/stat.h... no >> checking for stdlib.h... no >> checking for string.h... no >> checking for memory.h... no >> checking for strings.h... no >> checking for inttypes.h... no >> checking for stdint.h... no >> checking for unistd.h... no >> checking whether byte ordering is bigendian... yes >> configure: Default extension for C++ files is cpp >> checking if compiler accepts -felide-constructors... no >> checking if linker accepts -Wreorder... no >> checking if debug build accepts -g3 -ggdb -O0... no >> checking if compiler uses RTTI by default... no >> checking size of int... 0 >> checking for long double with more range or precision than double... no >> checking for flex... /usr/bin/flex >> checking for ar... ar >> checking for bison... /usr/bin/bison >> checking if readdir_r has 2 parms... no >> checking if readdir_r has 3 parms... no >> configure: PTRACE and all trace logging included >> configure: Using ANSI C++ bool for PBoolean: (PFalse=false PTrue=true) >> checking for recvmsg... no >> checking for IPV6_ADD_MEMBERSHIP... no >> checking for NetLink support... no >> checking if using STL streams... no >> checking if atomic integer available... no >> checking if Unix semaphores are available... no >> checking if named semaphores are available... no >> configure: WARNING: This host does not support semaphores which are >> essential >> configure: WARNING: to implement 'critical sections'. This feature was >> added >> configure: WARNING: in PWLib 1.7.0 and improves the stability of >> multithreaded >> configure: WARNING: programs. This feature has been disabled for this host >> checking for pthread_create in -lpthread... no >> configure: error: must have pthreads! >> >> But if I do: whereis pthread.h >> I get: /usr/include/pthread.h >> >> So it seems that pthreads is installed. What am I doing wrong? >> >> Regards, and thank you in advance for your help. >> >> > > > >