[MacPorts] #63231: mpg123 @1.28.0: /audio.c:352: error: ‘for’ loop initial declaration used outside C99 mode

[MacPorts]

#63231: mpg123 @1.28.0: /audio.c:352: error: ‘for’ loop initial declaration used
outside C99 mode
---------------------------------------+--------------------
 Reporter:  kencu                      |      Owner:  (none)
     Type:  defect                     |     Status:  new
 Priority:  Normal                     |  Milestone:
Component:  ports                      |    Version:
 Keywords:  tiger leopard snowleopard  |       Port:  mpg123
---------------------------------------+--------------------
 On older systems that default to gcc-4.2, this port fails:
 {{{
 :info:build Executing:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_audio_mpg123/mpg123/work/mpg123-1.28.0"
 && /usr/bin/make -j8 -w all
 :debug:build system:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_audio_mpg123/mpg123/work/mpg123-1.28.0"
 && /usr/bin/make -j8 -w all
 :info:build make: Entering directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_audio_mpg123/mpg123/work/mpg123-1.28.0'
 :info:build depbase=`echo src/audio.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT src/audio.o -MD
 -MP -MF $depbase.Tpo -c -o src/audio.o src/audio.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build depbase=`echo src/common.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT src/common.o -MD
 -MP -MF $depbase.Tpo -c -o src/common.o src/common.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build depbase=`echo src/sysutil.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT src/sysutil.o -MD
 -MP -MF $depbase.Tpo -c -o src/sysutil.o src/sysutil.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build depbase=`echo src/control_generic.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT
 src/control_generic.o -MD -MP -MF $depbase.Tpo -c -o src/control_generic.o
 src/control_generic.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build depbase=`echo src/equalizer.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT src/equalizer.o
 -MD -MP -MF $depbase.Tpo -c -o src/equalizer.o src/equalizer.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build depbase=`echo src/getlopt.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT src/getlopt.o -MD
 -MP -MF $depbase.Tpo -c -o src/getlopt.o src/getlopt.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build depbase=`echo src/httpget.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT src/httpget.o -MD
 -MP -MF $depbase.Tpo -c -o src/httpget.o src/httpget.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build depbase=`echo src/resolver.o | sed
 's|[^/]*$|.deps/&|;s|\.o$||'`;\
 :info:build     /usr/bin/gcc-4.2 -DHAVE_CONFIG_H -I. -I./src
 -DPKGLIBDIR="\"/opt/local/lib/mpg123\""  -I./src -I./src/compat
 -I./src/libmpg123 -I./src/libout123 -I./src/libmpg123 -I./src/libsyn123
 -I./src/libout123 -DOPT_I586 -DREAL_IS_FLOAT -DNEWOLD_WRITE_SAMPLE
 -I/opt/local/include  -O2 -fomit-frame-pointer -funroll-all-loops
 -finline-functions -ffast-math  -pipe -Os -arch i386 -MT src/resolver.o
 -MD -MP -MF $depbase.Tpo -c -o src/resolver.o src/resolver.c &&\
 :info:build     mv -f $depbase.Tpo $depbase.Po
 :info:build src/audio.c: In function ‘match_enc’:
 :info:build src/audio.c:352: error: ‘for’ loop initial declaration used
 outside C99 mode
 :info:build src/audio.c: In function ‘audio_capabilities’:
 :info:build src/audio.c:478: error: ‘for’ loop initial declaration used
 outside C99 mode
 }}}

 setting the c standard in the Portfile with
 {{{
 configure.cflags-append -std=c99
 }}}

 fixes the build

-- 
Ticket URL: <https://trac.macports.org/ticket/63231>
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