* build-aux/gendocs.sh (PERL): Use double-quotes, not single-quotes.
+2022-07-31 Bruno Haible <bruno@clisp.org>
+
+ gendocs.sh: Fix error when invoking 'perl' (regression 2022-07-23).
+ * build-aux/gendocs.sh (PERL): Use double-quotes, not single-quotes.
+
2022-07-23 Bruno Haible <bruno@clisp.org>
Avoid DoS vulnerability through unsafe default assignment.
: "${DOCBOOK2PDF="docbook2pdf"}"
: "${DOCBOOK2TXT="docbook2txt"}"
: "${GENDOCS_TEMPLATE_DIR="."}"
-: "${PERL='perl'}"
+: "${PERL="perl"}"
: "${TEXI2HTML="texi2html"}"
unset CDPATH
unset use_texi2html