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# AX_PROG_SPHINX_BUILD()
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# AX_PROG_SPHINX_BUILD([ACTION-IF-FOUND], [ACTION-IF-NOT_FOUND])
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# Look for sphinx-build
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# Look for sphinx-build and make sure it is a recent version of it.
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# Copyright (c) 2012 Brian Aker <brian@tangent.org>
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# Copyright (c) 2012-2013 Brian Aker <brian@tangent.org>
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# Copying and distribution of this file, with or without modification, are
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# permitted in any medium without royalty provided the copyright notice
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# and this notice are preserved. This file is offered as-is, without any
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AC_DEFUN([AX_PROG_SPHINX_BUILD],
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AC_CHECK_PROGS([PERL], [perl])
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AC_CHECK_PROGS([DPKG_GENSYMBOLS], [dpkg-gensymbols], [:])
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AC_CHECK_PROGS([LCOV], [lcov], [echo lcov not found])
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AC_CHECK_PROGS([LCOV_GENHTML], [genhtml], [echo genhtml not found])
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AC_CHECK_PROGS([SPHINXBUILD], [sphinx-build], [:])
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AS_IF([test "x${SPHINXBUILD}" != "x:"],[
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AC_CACHE_CHECK([if sphinx is new enough],[ac_cv_recent_sphinx],[
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${SPHINXBUILD} -Q -C -b man -d conftest.d . . >/dev/null 2>&1
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AS_IF([test $? -eq 0],[ac_cv_recent_sphinx=yes],
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[ac_cv_recent_sphinx=no])
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AM_CONDITIONAL([HAVE_DPKG_GENSYMBOLS],[test "x${DPKG_GENSYMBOLS}" != "x:"])
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AM_CONDITIONAL([HAVE_SPHINX],[test "x${SPHINXBUILD}" != "x:"])
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AM_CONDITIONAL([HAVE_RECENT_SPHINX],[test "x${ac_cv_recent_sphinx}" = "xyes"])
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[AX_WITH_PROG([SPHINXBUILD],[sphinx-build],[:])
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AS_IF([test x"SPHINXBUILD" = x":"],
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[AS_IF([test -x "$SPHINXBUILD"],
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[AC_MSG_CHECKING([Checking to see if $SPHINXBUILD is recent])
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junk=`$SPHINXBUILD --version &> version_file`
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AS_IF([test $? -eq 0],
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[ax_sphinx_build_version=`head -1 version_file`],
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[junk=`$SPHINXBUILD &> version_file`
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ax_sphinx_build_version=`head -1 version_file`
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AC_MSG_RESULT([$SPHINXBUILD is version "$ax_sphinx_build_version"])
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$SPHINXBUILD -Q -C -b man -d conftest.d . . >/dev/null 2>&1
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AS_IF([test $? -eq 0], ,[SPHINXBUILD=])
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AS_IF([test -n "${SPHINXBUILD}"],
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[AC_SUBST([SPHINXBUILD])
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ifelse([$1], , :, [$1])],
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[ifelse([$2], , :, [$2])])