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autoconf: Check if --nonet works. Fixes #967 #506.

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Also give a helpful error message on what package the user likely
has to install to make it work.
This commit is contained in:
Niklas Hambüchen 2019-07-03 03:34:17 +02:00
parent a96006d97f
commit c3db9e6f8f
1 changed files with 9 additions and 0 deletions
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9
configure.ac
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@ -258,6 +258,15 @@ AC_ARG_ENABLE(doc-gen, AC_HELP_STRING([--disable-doc-gen],
doc_generate=$enableval, doc_generate=yes)
AC_SUBST(doc_generate)
# Check if docbook works without Internet (if not, likely packages providing the .xsl files are not installed)
if test "$doc_generate" = yes; then
AC_MSG_CHECKING([if docbook can run without networking])
if "$xsltproc" --nonet --novalid http://docbook.sourceforge.net/release/xsl-ns/current/profiling/profile.xsl >&AS_MESSAGE_LOG_FD 2>&1; then
AC_MSG_RESULT(yes)
else
AC_MSG_FAILURE([Building the manual requires 'xsltproc --nonet' to work. It did not. Perhaps you lack the necessary xsl files (e.g. package docbook-xsl-ns on Debian)?])
fi
fi
# Setuid installations.
AC_CHECK_FUNCS([setresuid setreuid lchown])