Brandon Amaro omega13a at
Tue Sep 28 22:02:54 MSD 2010

Output of perl -V:

Summary of my perl5 (revision 5 version 10 subversion 1) configuration:

     osname=linux, osvers=2.6.32-44.el6.x86_64, 
     uname='linux 2.6.32-44.el6.x86_64 #1 
smp wed jul 7 15:47:50 edt 2010 i686 i686 i386 gnulinux '
     config_args='-des -Doptimize=-O2 -g -pipe -Wall 
-Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector 
--param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom 
-fasynchronous-unwind-tables -Dccdlflags=-Wl,--enable-new-dtags 
-DDEBUGGING=-g -Dversion=5.10.1 -Dmyhostname=localhost 
-Dperladmin=root at localhost -Dcc=gcc -Dcf_by=Red Hat, Inc. -Dprefix=/usr 
-Dvendorprefix=/usr -Dsiteprefix=/usr/local 
-Dsitelib=/usr/local/share/perl5 -Dsitearch=/usr/local/lib/perl5 
-Dprivlib=/usr/share/perl5 -Dvendorlib=/usr/share/perl5 
-Darchlib=/usr/lib/perl5 -Dvendorarch=/usr/lib/perl5 
-Dinc_version_list=5.10.0 -Darchname=i386-linux-thread-multi 
-Duseshrplib -Dusethreads -Duseithreads -Duselargefiles -Dd_dosuid 
-Dd_semctl_semun -Di_db -Ui_ndbm -Di_gdbm -Di_shadow -Di_syslog 
-Dman3ext=3pm -Duseperlio -Dinstallusrbinperl=n -Ubincompat5005 
-Uversiononly -Dpager=/usr/bin/less -isr -Dd_gethostent_r_proto 
-Ud_endhostent_r_proto -Ud_sethostent_r_proto -Ud_endprotoent_r_proto 
-Ud_setprotoent_r_proto -Ud_endservent_r_proto -Ud_setservent_r_proto 
     hint=recommended, useposix=true, d_sigaction=define
     useithreads=define, usemultiplicity=define
     useperlio=define, d_sfio=undef, uselargefiles=define, usesocks=undef
     use64bitint=undef, use64bitall=undef, uselongdouble=undef
     usemymalloc=n, bincompat5005=undef
     cc='gcc', ccflags ='-D_REENTRANT -D_GNU_SOURCE -fno-strict-aliasing 
-pipe -fstack-protector -I/usr/local/include -D_LARGEFILE_SOURCE 
     optimize='-O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions 
-fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom 
     cppflags='-D_REENTRANT -D_GNU_SOURCE -fno-strict-aliasing -pipe 
-fstack-protector -I/usr/local/include'
     ccversion='', gccversion='4.4.4 20100630 (Red Hat 4.4.4-10)', 
     intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=1234
     d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=12
     ivtype='long', ivsize=4, nvtype='double', nvsize=8, Off_t='off_t', 
     alignbytes=4, prototype=define
   Linker and Libraries:
     ld='gcc', ldflags =' -fstack-protector -L/usr/local/lib'
     libpth=/usr/local/lib /lib /usr/lib
     libs=-lresolv -lnsl -lgdbm -ldb -ldl -lm -lcrypt -lutil -lpthread -lc
     perllibs=-lresolv -lnsl -ldl -lm -lcrypt -lutil -lpthread -lc
     libc=/lib/, so=so, useshrplib=true,
   Dynamic Linking:
     dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, 
ccdlflags='-Wl,--enable-new-dtags -Wl,-rpath,/usr/lib/perl5/CORE'
     cccdlflags='-fPIC', lddlflags='-shared -O2 -g -pipe -Wall 
-Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector 
--param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom 
-fasynchronous-unwind-tables -L/usr/local/lib'

Characteristics of this binary (from libperl):
   Built under linux
   Compiled at Sep  7 2010 12:15:21
Output of  perl -MExtUtils::Embed -e ldopts:

-Wl,--enable-new-dtags -Wl,-rpath,/usr/lib/perl5/CORE  -fstack-protector 
-L/usr/local/lib  -L/usr/lib/perl5/CORE -lperl -lresolv -lnsl -ldl -lm 
-lcrypt -lutil -lpthread -lc

Output of nginx -V:

nginx version: nginx/0.8.52
built by gcc 4.4.4 20100630 (Red Hat 4.4.4-10) (GCC)
TLS SNI support enabled
configure arguments: --user=nginx --group=nginx 
--prefix=/usr/share/nginx --sbin-path=/usr/sbin/nginx 
--pid-path=/var/run/ --lock-path=/var/lock/subsys/nginx 
--with-http_ssl_module --with-http_realip_module 
--with-http_addition_module --with-http_sub_module 
--with-http_dav_module --with-http_flv_module 
--with-http_gzip_static_module --with-http_stub_status_module 
--with-http_perl_module --with-mail --with-mail_ssl_module 
--with-cc-opt='-O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions 
-fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom 

I'll try recompiling with the --with-ld-opts="-Wl,-E" in a couple of 

Owner and Founder of UFT

On 09/28/2010 10:05 AM, Maxim Dounin wrote:
> Hello!
> On Tue, Sep 28, 2010 at 12:43:55AM -0700, Brandon Amaro wrote:
>> On 09/28/2010 12:10 AM, Igor Sysoev wrote:
>>> Changes with nginx 0.8.52                                        28 Sep 2010
>>>      *) Bugfix: nginx used SSL mode for a listen socket if any listen option
>>>         was set; the bug had appeared in 0.8.51.
>> The problem I had with 0.8.51 wasn't solved with 0.8.52. After
>> upgrading I get this message when ever I try to restart nginx:
>> Starting nginx: Can't load '/usr/lib/perl5/auto/nginx/' for
>> module nginx: /usr/lib/perl5/auto/nginx/ undefined symbol:
>> ngx_http_core_module at /usr/lib/perl5/ line 70.
>>   at /usr/lib/perl5/<>  line 54
>> Compilation failed in require.
>> BEGIN failed--compilation aborted.
>> [alert]: perl_parse() failed: 255
> This looks like the problem with embedded perl you have enabled.
> For some reason it wasn't able to resolve symbol which should be
> defined in nginx itself.
> This may either indicate that your perl installation is somewhat
> screwed up (e.g. missed or out-of-sync something like "perl-dev"
> package as it's common on linux systems) or nginx doesn't play
> well enough while embedding perl.
> Could you please show what "perl -V" and "perl -MExtUtils::Embed -e ldopts"
> prints on your system?  Showing "nginx -V" output is also good
> idea.
> I'm able to reproduce the problem by manually removing -Wl,-E from
> "perl -MExtUtils::Embed -e ldopts" output.  Not sure though if
> it's ok for perl to don't report it on systems which generally
> need it.  Anyway, you may try adding --with-ld-opts="-Wl,-E" to
> nginx configure to see if it helps.
>> Though this time it added something about the configuration file
>> test failing...<oO>  I'm using Fedora Core 13 and had no problems
>> with nginx 0.8.50 .
> Nothing related changed since 0.8.50.  Most likely it's your system
> changes (e.g. perl upgrade) in-between caused the problem.
>> Here's the Source RPM I made for nginx 0.8.52:
> I'm in doubt if anybody here will/may help you with your srpm.
> Reproducing the problem with normal configure/make by hand is
> always preferred.
> Maxim Dounin
> _______________________________________________
> nginx mailing list
> nginx at

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