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centos5安装ffmpeg的问题!
来源: 互联网 发布时间:2016-04-09
本文导语: 在安装a52dec是出现如下信息: [root@localhost a52dec-0.7.4]# ./configure --prefix=/usr --enable-a52 --enable-gpl checking for a BSD-compatible install... /usr/bin/install -c checking whether build environment is sane... yes checking whether make sets ${M...
在安装a52dec是出现如下信息:
[root@localhost a52dec-0.7.4]# ./configure --prefix=/usr --enable-a52 --enable-gpl
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking whether make sets ${MAKE}... yes
checking for working aclocal... missing
checking for working autoconf... missing
checking for working automake... missing
checking for working autoheader... missing
checking for working makeinfo... missing
checking whether to enable maintainer-specific portions of Makefiles... no
checking build system type... i686-pc-linux-gnu
checking host system type... i686-pc-linux-gnu
checking for gcc... gcc
checking for C compiler default output... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking how to run the C preprocessor... gcc -E
checking whether gcc needs -traditional... no
checking if gcc supports -g -O3 flags... yes
checking if gcc supports -g -O3 -fomit-frame-pointer flags... yes
checking if gcc supports -g -O3 -fomit-frame-pointer -mcpu=pentiumpro flags... yes
checking for ld used by GCC... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking for /usr/bin/ld option to reload object files... -r
checking for BSD-compatible nm... /usr/bin/nm -B
checking whether ln -s works... yes
checking how to recognise dependant libraries... pass_all
checking command to parse /usr/bin/nm -B output... ok
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking dlfcn.h usability... yes
checking dlfcn.h presence... yes
checking for dlfcn.h... yes
checking for ranlib... ranlib
checking for strip... strip
checking for objdir... .libs
checking for gcc option to produce PIC... -fPIC
checking if gcc PIC flag -fPIC works... yes
checking if gcc static flag -static works... yes
checking if gcc supports -c -o file.o... no
checking if we can lock with hard links... yes
checking if gcc supports -fno-rtti -fno-exceptions... yes
checking whether the linker (/usr/bin/ld) supports shared libraries... yes
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking dynamic linker characteristics... GNU/Linux ld.so
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... no
checking whether to build static libraries... yes
creating libtool
checking sys/time.h usability... yes
checking sys/time.h presence... yes
checking for sys/time.h... yes
checking sys/timeb.h usability... yes
checking sys/timeb.h presence... yes
checking for sys/timeb.h... yes
checking io.h usability... no
checking io.h presence... no
checking for io.h... no
checking for inttypes.h... (cached) yes
checking for gcc option to accept ANSI C... none needed
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking for always_inline... yes
checking for restrict... __restrict__
checking for size_t... yes
checking whether byte ordering is bigendian... no
checking for memalign... yes
checking for gettimeofday... yes
checking for ftime... yes
checking return type of signal handlers... void
checking for _oss_ioctl in -lossaudio... no
checking __attribute__ ((aligned ())) support... 64
configure: creating ./config.status
config.status: creating Makefile
config.status: creating autotools/Makefile
config.status: creating include/Makefile
config.status: creating test/Makefile
config.status: creating doc/Makefile
config.status: creating src/Makefile
config.status: creating liba52/Makefile
config.status: creating libao/Makefile
config.status: creating vc++/Makefile
config.status: creating include/config.h
config.status: include/config.h is unchanged
config.status: executing default-1 commands
哪位知道是什么原因?
[root@localhost a52dec-0.7.4]# ./configure --prefix=/usr --enable-a52 --enable-gpl
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking whether make sets ${MAKE}... yes
checking for working aclocal... missing
checking for working autoconf... missing
checking for working automake... missing
checking for working autoheader... missing
checking for working makeinfo... missing
checking whether to enable maintainer-specific portions of Makefiles... no
checking build system type... i686-pc-linux-gnu
checking host system type... i686-pc-linux-gnu
checking for gcc... gcc
checking for C compiler default output... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking how to run the C preprocessor... gcc -E
checking whether gcc needs -traditional... no
checking if gcc supports -g -O3 flags... yes
checking if gcc supports -g -O3 -fomit-frame-pointer flags... yes
checking if gcc supports -g -O3 -fomit-frame-pointer -mcpu=pentiumpro flags... yes
checking for ld used by GCC... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking for /usr/bin/ld option to reload object files... -r
checking for BSD-compatible nm... /usr/bin/nm -B
checking whether ln -s works... yes
checking how to recognise dependant libraries... pass_all
checking command to parse /usr/bin/nm -B output... ok
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking dlfcn.h usability... yes
checking dlfcn.h presence... yes
checking for dlfcn.h... yes
checking for ranlib... ranlib
checking for strip... strip
checking for objdir... .libs
checking for gcc option to produce PIC... -fPIC
checking if gcc PIC flag -fPIC works... yes
checking if gcc static flag -static works... yes
checking if gcc supports -c -o file.o... no
checking if we can lock with hard links... yes
checking if gcc supports -fno-rtti -fno-exceptions... yes
checking whether the linker (/usr/bin/ld) supports shared libraries... yes
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking dynamic linker characteristics... GNU/Linux ld.so
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... no
checking whether to build static libraries... yes
creating libtool
checking sys/time.h usability... yes
checking sys/time.h presence... yes
checking for sys/time.h... yes
checking sys/timeb.h usability... yes
checking sys/timeb.h presence... yes
checking for sys/timeb.h... yes
checking io.h usability... no
checking io.h presence... no
checking for io.h... no
checking for inttypes.h... (cached) yes
checking for gcc option to accept ANSI C... none needed
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking for always_inline... yes
checking for restrict... __restrict__
checking for size_t... yes
checking whether byte ordering is bigendian... no
checking for memalign... yes
checking for gettimeofday... yes
checking for ftime... yes
checking return type of signal handlers... void
checking for _oss_ioctl in -lossaudio... no
checking __attribute__ ((aligned ())) support... 64
configure: creating ./config.status
config.status: creating Makefile
config.status: creating autotools/Makefile
config.status: creating include/Makefile
config.status: creating test/Makefile
config.status: creating doc/Makefile
config.status: creating src/Makefile
config.status: creating liba52/Makefile
config.status: creating libao/Makefile
config.status: creating vc++/Makefile
config.status: creating include/config.h
config.status: include/config.h is unchanged
config.status: executing default-1 commands
哪位知道是什么原因?
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你指定的目录跟默认的一样。