3 AC_PATH_PROG(XSLTPROC, xsltproc)
4 if test "x$XSLTPROC" = x; then
5 AC_MSG_ERROR("xsltproc is required")
7 AC_PATH_PROG(PDFLATEX, pdflatex)
8 if test "x$PDFLATEX" = x; then
9 AC_MSG_ERROR("pdflatex is required")
12 AC_PATH_PROG(XMLTO, xmlto)
13 AC_PATH_PROG(LATEX, latex)
14 AC_PATH_PROG(DVIPS, dvips)
15 AC_PATH_PROG(PNGTOPNM, pngtopnm)
16 AC_PATH_PROG(PNMTOPS, pnmtops)
18 DOC_BUILD_DATE=`date '+%d-%m-%Y'`
19 AC_SUBST(DOC_BUILD_DATE)