[erlang-bugs] R15B01 'make install_docs' failure "escript: exception error: undefined function xmerl:export_simple/2"

Lukas Larsson <>
Mon Jun 18 12:24:12 CEST 2012


Hello,

Unfortunately I cannot reproduce your error. Could you try to insert 
this into the beginning 
/Users/barryh/otp_src_R15B01/lib/erl_docgen/priv/bin/xref_mod_app.escript and 
report back with your findings?

erlang:display({rootdir,code:root_dir()}),
erlang:display({paths,code:get_path()}),

Lukas

On 15/06/12 16:52, Barry Hawkins wrote:
> Summary: A local build and install from source for Erlang R15B01 
> succeeds, 'make docs' succeeds, but the subsequent 'make install-docs' 
> fails.
> Release: R15B01
> Operating System: Mac OS X Lion 10.7.4
>
> Steps to Reproduce:
> $ curl -O http://www.erlang.org/download/otp_src_R15B01.tar.gz
> $ tar xzvf otp_src_R15B01.tar.gz
> $ cd otp_src_R15B01
>
> Per instructions at 
> http://www.erlang.org/doc/installation_guide/INSTALL.html#Building-a-fast-Erlang-VM-on-Mac-OS-Lion 
> install MacPorts GCC 4.5.
>
> $ sudo port install gcc45 +universal
>
> Install wxWidgets 2.8.12 and FOP 1.0 from MacPorts to satisfy 
> dependencies.
>
> $ sudo port install wxwidgets
> $ which wx-config
> /opt/local/bin/wx-config
>
> $ sudo port install fop
> $ which fop
> /opt/local/bin/fop
>
> otp_src_R15B01 barryh$ PATH=/usr/local/bin:$PATH 
> CC=/opt/local/bin/gcc-mp-4.5 CXX=/opt/local/bin/g++-mp-4.5 ./configure 
> --enable-m32-build --prefix=$HOME
> otp_src_R15B01 barryh$ make install
> otp_src_R15B01 barryh$ which erl
> /Users/barryh/bin/erl
>
> With a successful installation of the system, proceeding to install 
> the documentation per instructions at 
> http://www.erlang.org/doc/installation_guide/INSTALL.html#The-ErlangOTP-Documentation_How-to-Build-the-Documentation
>
> otp_src_R15B01 barryh$ export PATH=$HOME/lib/erlang/bin:$PATH
> otp_src_R15B01 barryh$ echo $PATH
> /Users/barryh/lib/erlang/bin:/Users/barryh/bin:/opt/local/bin:/opt/local/sbin:/Users/barryh/play-2.0.1:/Users/barryh/scala/bin:/Library/Frameworks/Python.framework/Versions/3.2/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin
> otp_src_R15B01 barryh$ export FOP_OPTS="-Xmx8192m"
> otp_src_R15B01 barryh$ make docs
> otp_src_R15B01 barryh$ make install-docs
> ERL_TOP=/Users/barryh/otp_src_R15B01 
> INSTALLROOT=/Users/barryh/lib/erlang 
> PATH=/Users/barryh/otp_src_R15B01/bootstrap/bin:${PATH} \
> make RELEASE_ROOT=/Users/barryh/lib/erlang release_docs
> PATH=/Users/barryh/otp_src_R15B01/bin:${PATH} escript 
> /Users/barryh/otp_src_R15B01/lib/erl_docgen/priv/bin/xref_mod_app.escript 
> -topdir /Users/barryh/otp_src_R15B01 -outfile 
> /Users/barryh/otp_src_R15B01/make/i386-apple-darwin11.4.0/mod2app.xml
> escript: exception error: undefined function xmerl:export_simple/2
>   in function  erl_eval:do_apply/6 (erl_eval.erl, line 572)
>   in call from erl_eval:expr/5 (erl_eval.erl, line 367)
>   in call from erl_eval:exprs/5 (erl_eval.erl, line 118)
>   in call from erl_eval:local_func/5 (erl_eval.erl, line 470)
>   in call from escript:interpret/4 (escript.erl, line 754)
>   in call from escript:start/1 (escript.erl, line 277)
>   in call from init:start_it/1
> make[1]: *** [mod2app] Error 127
> make: *** [install-docs] Error 2
>
> Comments:
> After some searching, it seems a similar issue has been encountered 
> before. In particular, there were some reports following the release 
> of R14B02 in March 2011, with commentary confirming the behavior on 
> Ubuntu, CentOS, and Mac OS X. Here are links to the start of the 
> related threads, one in erlang-questions and the other in erlang-bugs:
>
> http://erlang.org/pipermail/erlang-questions/2011-March/057024.html
> http://erlang.org/pipermail/erlang-bugs/2011-March/002247.html
>
> I confirmed the presence of xmerl-X.X.X in the installation's lib 
> directory:
>
> $ ls -Fla /Users/barryh/lib/erlang/lib/xmerl-1.3.1/
> total 0
> drwxr-xr-x   5 barryh  staff   170 Jun 14 13:18 ./
> drwxr-xr-x  58 barryh  staff  1972 Jun 14 13:18 ../
> drwxr-xr-x  37 barryh  staff  1258 Jun 14 13:18 ebin/
> drwxr-xr-x   5 barryh  staff   170 Jun 14 13:18 include/
> drwxr-xr-x  42 barryh  staff  1428 Jun 14 13:18 src/
>
> I also confirmed that the xmerl module could be loaded in my shell 
> using a small example from 
> http://stackoverflow.com/questions/1227241/building-an-xmerl-document-in-erlang.
>
> > Data = {myNode,[{foo,"Foo"},{bar,"Bar"}], []}.
> {myNode,[{foo,"Foo"},{bar,"Bar"}],[]}
> > lists:flatten(xmerl:export_simple([Data], xmerl_xml)).
> "<?xml version=\"1.0\"?><myNode foo=\"Foo\" bar=\"Bar\"/>"
> > m().
> Module                File
> application           
> /Users/barryh/lib/erlang/lib/kernel-2.15.1/ebin/application.beam
> ...
> xmerl                 
> /Users/barryh/lib/erlang/lib/xmerl-1.3.1/ebin/xmerl.beam
> xmerl_lib             
> /Users/barryh/lib/erlang/lib/xmerl-1.3.1/ebin/xmerl_lib.beam
> xmerl_xml             
> /Users/barryh/lib/erlang/lib/xmerl-1.3.1/ebin/xmerl_xml.beam
> ...
>
> I tried changing "#!/usr/bin/env escript" to 
> "#!/Users/barryh/bin/escript" as mentioned in 
> http://erlang.org/pipermail/erlang-questions/2011-March/057072.html, 
> but the behavior remained the same.
>
> I also tried adding the source's bin directory to $PATH instead of the 
> installed system's bin directory, but the behavior did not change:
>
> otp_src_R15B01 barryh$ export PATH=/Users/barryh/otp_src_R15B01/bin:$PATH
> otp_src_R15B01 barryh$ echo $PATH
> /Users/barryh/otp_src_R15B01/bin:/Users/barryh/bin:/opt/local/bin:/opt/local/sbin:/Users/barryh/play-2.0.1:/Users/barryh/scala/bin:/Library/Frameworks/Python.framework/Versions/3.2/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin
> otp_src_R15B01 barryh$ make install-docs
> ERL_TOP=/Users/barryh/otp_src_R15B01 
> INSTALLROOT=/Users/barryh/lib/erlang 
> PATH=/Users/barryh/otp_src_R15B01/bootstrap/bin:${PATH} \
> make RELEASE_ROOT=/Users/barryh/lib/erlang release_docs
> PATH=/Users/barryh/otp_src_R15B01/bin:${PATH} escript 
> /Users/barryh/otp_src_R15B01/lib/erl_docgen/priv/bin/xref_mod_app.escript 
> -topdir /Users/barryh/otp_src_R15B01 -outfile 
> /Users/barryh/otp_src_R15B01/make/i386-apple-darwin11.4.0/mod2app.xml
> escript: exception error: undefined function xmerl:export_simple/2
>   in function  erl_eval:do_apply/6 (erl_eval.erl, line 572)
>   in call from erl_eval:expr/5 (erl_eval.erl, line 367)
>   in call from erl_eval:exprs/5 (erl_eval.erl, line 118)
>   in call from erl_eval:local_func/5 (erl_eval.erl, line 470)
>   in call from escript:interpret/4 (escript.erl, line 754)
>   in call from escript:start/1 (escript.erl, line 277)
>   in call from init:start_it/1
> make[1]: *** [mod2app] Error 127
> make: *** [install-docs] Error 2
>
> Thanks in advance for any insight one may be able to provide, and 
> apologies if I have overlooked some issue.
>
> Regards,
> -- 
> Barry Hawkins
> twitter: @barryhawkins
> blog: http://barryhawkins.com/blog/
> linkedin: http://www.linkedin.com/in/barryhawkins
>
>
>
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> erlang-bugs mailing list
> 
> http://erlang.org/mailman/listinfo/erlang-bugs
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