[MacPorts] #61310: notmuch @0.31 +emacs: variable rsti_dir is empty

[MacPorts]

#61310: notmuch @0.31 +emacs: variable rsti_dir is empty
------------------------+---------------------
 Reporter:  lafpark     |      Owner:  (none)
     Type:  defect      |     Status:  new
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:  2.6.3
 Keywords:  highsierra  |       Port:  notmuch
------------------------+---------------------
 When building notmuch 0.31 +emacs the following error is reported
 {{{
 :info:build Configuration error:
 8509 :info:build There is a programmable error in your configuration file:
 8510 :info:build Traceback (most recent call last):
 8511 :info:build   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7
 /site-packages/sphinx/config.py", line 319, in eval_config_file
 8512 :info:build     execfile_(filename, namespace)
 8513 :info:build   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7
 /site-packages/sphinx/util/pycompat.py", line 89, in execfile_
 8514 :info:build     exec(code, _globals)
 8515 :info:build   File
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_mail_notmuch/notmuch/work/notmuch-0.31/doc/conf.py",
 line 49, in <modu
 8516 :info:build     lines.extend(open(rsti_dir+'/'+file))
 }}}

 The error occurs in the file
 {{{/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_mail_notmuch/notmuch/work/notmuch-0.31/doc/conf.py}}}
 at line 49.
 {{{
 49         lines.extend(open(rsti_dir+'/'+file))
 }}}
 The variable rsti_dir at build time contains an empty string. The variable
 contents is read from the file
 {{{
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_mail_notmuch/notmuch/work/notmuch-0.31/sphinx.config
 }}}
 which contains:
 {{{
   1 # Generated by configure, run from doc/conf.py
   2 tags.add('WITH_EMACS')
   3 tags.add('WITH_PYTHON')
   4 rsti_dir = ''
 }}}
 showing the problem (the empty string).
 The above file is generated using
 {{{
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_mail_notmuch/notmuch/work/notmuch-0.31/configure
 }}}
 which contains the line
 {{{
 1539     printf "rsti_dir = '%s'\n" $(realpath emacs)
 }}}
 showing that {{{$(realpath emacs)}}} is returning the empty string.

-- 
Ticket URL: <https://trac.macports.org/ticket/61310>
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