cc1: error: unrecognized command line option "-Wunused-but-set-variable"
При компиляции SpanDSP 0.0.6 на Centos 5 возникает ошибка:
cc1: error: unrecognized command line option "-Wunused-but-set-variable"
Возможная причина устаревшие версии autoconf и automake.
Решение
cd /usr/src
yum install libtool
wget ftp://ftp.pbone.net/mirror/ftp5.gwdg.de/pub/opensuse/repositories/home:/tpokorra:/openpetra/CentOS_CentOS-5/i386/autoconf-2.69-3.2.i386.rpm
rpm -Uhv autoconf-2.69-3.2.i386.rpm
wget ftp://ftp.pbone.net/mirror/ftp5.gwdg.de/pub/opensuse/repositories/home:/tpokorra:/openpetra/CentOS_CentOS-5/x86_64/automake-1.13-10.1.x86_64.rpm
rpm -Uhv automake-1.13-10.1.x86_64.rpm
wget http://soft-switch.org/downloads/spandsp/spandsp-0.0.6.tar.gz
tar zxvf spandsp-0.0.6.tar.gz
cd spandsp-0.0.6
autoreconf --force --install
./configure
make
make install
для 64 битной системы:
ln -s /usr/local/lib/libspandsp.so.2 /usr/lib64/libspandsp.so.2
Проверим:
asterisk -rx "core restart now"
CLI> module show like fax Module Description Use Count Status res_fax.so Generic FAX Applications 1 Running res_fax_spandsp.so Spandsp G.711 and T.38 FAX Technologies 0 Running 2 modules loaded