> % grep HAVE_PCRE_ config.h > #define HAVE_PCRE_COMPILE 1 > #define HAVE_PCRE_EXEC 1 > #define HAVE_PCRE_H 1 > #define HAVE_PCRE_STUDY 1 > Sorry for delay, I had some troubles offline... So, here is where our output differs. I've the following here: > #define HAVE_PCRE_COMPILE 1 > /* #undef HAVE_PCRE_EXEC */ > #define HAVE_PCRE_H 1 > /* #undef HAVE_PCRE_STUDY */ Although, `pcre-config` works fine: > % pcre-config --version > 8.42 So, I looked in config.log and found following: > configure:8361: checking for pcre_study > configure:8361: gcc -o conftest -Wall -Wmissing-prototypes -O2 -I/usr/ include -L/usr/lib64 -static conftest.c -lgdbm -L/usr/lib64 -lpcre -ltinfow - lrt -lm -lc >&5 > /usr/lib64/libpcre.a(libpcre_la-pcre_jit_compile.o): In function `sljit_free_exec': > pcre_jit_compile.c:(.text+0x190c): undefined reference to `pthread_mutex_lock' > /usr/lib64/libpcre.a(libpcre_la-pcre_jit_compile.o): In function `pcre_jit_free_unused_memory': > pcre_jit_compile.c:(.text+0x23359): undefined reference to `pthread_mutex_lock' > /usr/lib64/libpcre.a(libpcre_la-pcre_jit_compile.o): In function `sljit_free_exec': > pcre_jit_compile.c:(.text+0x1974): undefined reference to `pthread_mutex_unlock' > /usr/lib64/libpcre.a(libpcre_la-pcre_jit_compile.o): In function `pcre_jit_free_unused_memory': > pcre_jit_compile.c:(.text+0x233c9): undefined reference to `pthread_mutex_unlock' > /usr/lib64/libpcre.a(libpcre_la-pcre_jit_compile.o): In function `sljit_generate_code': > pcre_jit_compile.c:(.text.unlikely+0x1eb): undefined reference to `pthread_mutex_lock' > pcre_jit_compile.c:(.text.unlikely+0x287): undefined reference to `pthread_mutex_unlock' > pcre_jit_compile.c:(.text.unlikely+0x2d9): undefined reference to `pthread_mutex_unlock' > pcre_jit_compile.c:(.text.unlikely+0x36f): undefined reference to `pthread_mutex_unlock' > /usr/lib/gcc/x86_64-pc-linux-gnu/7.3.0/libgcc_eh.a(unwind-dw2-fde-dip.o): In function `__gthread_mutex_lock': > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:748: undefined reference to `pthread_mutex_lock' > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:748: undefined reference to `pthread_mutex_lock' > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:748: undefined reference to `pthread_mutex_lock' > /usr/lib/gcc/x86_64-pc-linux-gnu/7.3.0/libgcc_eh.a(unwind-dw2-fde-dip.o): In function `__gthread_mutex_unlock': > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:778: undefined reference to `pthread_mutex_unlock' > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:778: undefined reference to `pthread_mutex_unlock' > /usr/lib/gcc/x86_64-pc-linux-gnu/7.3.0/libgcc_eh.a(unwind-dw2-fde-dip.o): In function `__gthread_mutex_lock': > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:748: undefined reference to `pthread_mutex_lock' > /usr/lib/gcc/x86_64-pc-linux-gnu/7.3.0/libgcc_eh.a(unwind-dw2-fde-dip.o): In function `__gthread_mutex_unlock': > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:778: undefined reference to `pthread_mutex_unlock' > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:778: undefined reference to `pthread_mutex_unlock' > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:778: undefined reference to `pthread_mutex_unlock' > /var/tmp/portage/sys-devel/gcc-7.3.0-r1/work/build/x86_64-pc-linux-gnu/ libgcc/./gthr-default.h:778: undefined reference to `pthread_mutex_unlock' > collect2: error: ld returned 1 exit status Although, I already tried to add `-lpthread` to LDFLAGS, but it didn't fixed that error :'( And also, shared version of libpcre is linked to pthread, so I guess, static version should be as well. Isn't it?
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