configure: error: flex needed in maintainer mode

[zhangguanzhang]

$ make deps
cd /opt/deps//elfutils; autoreconf -ivf; ./configure CFLAGS="-g -O2" --disable-debuginfod --enable-maintainer-mode --prefix=/opt/deps//; make install
autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: aclocal --force -I m4
autoreconf: configure.ac: tracing
autoreconf: configure.ac: not using Libtool
autoreconf: running: /usr/bin/autoconf --force
autoreconf: running: /usr/bin/autoheader --force
autoreconf: running: automake --add-missing --copy --force-missing
configure.ac:95: installing 'config/ar-lib'
configure.ac:66: installing 'config/config.guess'
configure.ac:66: installing 'config/config.sub'
configure.ac:48: installing 'config/install-sh'
configure.ac:48: installing 'config/missing'
Makefile.am: installing './INSTALL'
backends/Makefile.am: installing 'config/depcomp'
configure.ac: installing 'config/ylwrap'
parallel-tests: installing 'config/test-driver'
autoreconf: Leaving directory `.'
configure: No --program-prefix given, using "eu-"
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether to enable maintainer-specific portions of Makefiles... yes
checking whether make supports nested variables... (cached) yes
checking build system type... x86_64-unknown-linux-gnu
checking host system type... x86_64-unknown-linux-gnu
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 style of include used by make... GNU
checking dependency style of gcc... gcc3
checking for ranlib... ranlib
checking for bison... no
checking for byacc... no
checking for flex... no
checking for lex... no
checking for ar... ar
checking the archiver (ar) interface... ar
checking for readelf... readelf
checking for nm... nm
checking for gcc with GNU99 support... yes
checking whether gcc supports __attribute__((visibility()))... yes
checking whether gcc supports __attribute__((gcc_struct))... yes
checking whether gcc supports -fPIC... yes
checking whether gcc supports -fPIE... yes
checking whether gcc supports -Wl,-z,defs... yes
checking whether the compiler generates build-ids... yes
checking whether gcc supports -Wl,-z,relro... yes
checking for __thread support... yes
checking whether gcc provides stdatomic.h... no
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking whether fts.h is bad when included (with LFS)... no
checking whether to add -D_FORTIFY_SOURCE=2 to CFLAGS... yes
checking for library containing gzdirect... -lz
checking for library containing BZ2_bzdopen... no
checking for library containing lzma_auto_decoder... -llzma
checking whether memrchr is declared... yes
checking whether rawmemchr is declared... yes
checking whether powerof2 is declared... yes
checking whether mempcpy is declared... yes
checking for process_vm_readv... yes
checking for __cxa_demangle in -lstdc++... yes
checking whether symbol versioning is supported... yes
checking whether gcc accepts -Wstack-usage... yes
checking whether gcc has a sane -Wlogical-op... yes
checking whether gcc accepts -Wduplicated-cond... no
checking whether gcc accepts -Wnull-dereference... no
checking whether gcc accepts -Wimplicit-fallthrough... no
checking whether NLS is requested... yes
checking for msgfmt... no
checking for gmsgfmt... :
checking for xgettext... no
checking for msgmerge... no
checking how to run the C preprocessor... gcc -E
checking for grep that handles long lines and -e... /usr/bin/grep
checking for egrep... /usr/bin/grep -E
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 size of long... 8
checking for struct user_regs_struct... yes
checking gcc option for 32-bit word size... -m32
checking for 64-bit host... yes
checking whether gcc -m32 makes executables we can run... no
configure: WARNING: not running biarch tests, gcc -m32 does not work
checking for flex... no
configure: error: flex needed in maintainer mode
make[1]: Entering directory `/opt/deps/elfutils'
make[1]: *** No rule to make target `install'.  Stop.
make[1]: Leaving directory `/opt/deps/elfutils'
make: *** [deps] Error 2

[zhangguanzhang]

yum install -y flex bison

需要以上依赖