diff options
Diffstat (limited to 'common/m4/gst-doc.m4')
| -rwxr-xr-x | common/m4/gst-doc.m4 | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/common/m4/gst-doc.m4 b/common/m4/gst-doc.m4 new file mode 100755 index 0000000..7000c17 --- /dev/null +++ b/common/m4/gst-doc.m4 @@ -0,0 +1,148 @@ +AC_DEFUN([AG_GST_DOCBOOK_CHECK], +[ + dnl choose a location to install docbook docs in + if test "x$PACKAGE_TARNAME" = "x" + then + AC_MSG_ERROR([Internal error - PACKAGE_TARNAME not set]) + fi + docdir="\$(datadir)/doc/$PACKAGE_TARNAME-$GST_MAJORMINOR" + + dnl enable/disable docbook documentation building + AC_ARG_ENABLE(docbook, + AC_HELP_STRING([--enable-docbook], + [use docbook to build documentation [default=no]]),, + enable_docbook=no) + + have_docbook=no + + if test x$enable_docbook = xyes; then + dnl check if we actually have everything we need + + dnl check for docbook tools + AC_CHECK_PROG(HAVE_DOCBOOK2PS, docbook2ps, yes, no) + AC_CHECK_PROG(HAVE_DOCBOOK2HTML, docbook2html, yes, no) + AC_CHECK_PROG(HAVE_JADETEX, jadetex, yes, no) + AC_CHECK_PROG(HAVE_PS2PDF, ps2pdf, yes, no) + + # -V option appeared in 0.6.10 + docbook2html_min_version=0.6.10 + if test "x$HAVE_DOCBOOK2HTML" != "xno"; then + docbook2html_version=`docbook2html --version` + AC_MSG_CHECKING([docbook2html version ($docbook2html_version) >= $docbook2html_min_version]) + if perl -w <<EOF + (\$min_version_major, \$min_version_minor, \$min_version_micro ) = "$docbook2html_min_version" =~ /(\d+)\.(\d+)\.(\d+)/; + (\$docbook2html_version_major, \$docbook2html_version_minor, \$docbook2html_version_micro ) = "$docbook2html_version" =~ /(\d+)\.(\d+)\.(\d+)/; + exit (((\$docbook2html_version_major > \$min_version_major) || + ((\$docbook2html_version_major == \$min_version_major) && + (\$docbook2html_version_minor >= \$min_version_minor)) || + ((\$docbook2html_version_major == \$min_version_major) && + (\$docbook2html_version_minor >= \$min_version_minor) && + (\$docbook2html_version_micro >= \$min_version_micro))) + ? 0 : 1); +EOF + then + AC_MSG_RESULT(yes) + else + AC_MSG_RESULT(no) + HAVE_DOCBOOK2HTML=no + fi + fi + + dnl check if we can process docbook stuff + AS_DOCBOOK(have_docbook=yes, have_docbook=no) + + dnl check for extra tools + AC_CHECK_PROG(HAVE_DVIPS, dvips, yes, no) + AC_CHECK_PROG(HAVE_XMLLINT, xmllint, yes, no) + + dnl check for image conversion tools + AC_CHECK_PROG(HAVE_FIG2DEV, fig2dev, yes, no) + if test "x$HAVE_FIG2DEV" = "xno" ; then + AC_MSG_WARN([Did not find fig2dev (from xfig), images will not be generated.]) + fi + + dnl The following is a hack: if fig2dev doesn't display an error message + dnl for the desired type, we assume it supports it. + HAVE_FIG2DEV_EPS=no + if test "x$HAVE_FIG2DEV" = "xyes" ; then + fig2dev_quiet=`fig2dev -L eps </dev/null 2>&1 >/dev/null` + if test "x$fig2dev_quiet" = "x" ; then + HAVE_FIG2DEV_EPS=yes + fi + fi + HAVE_FIG2DEV_PNG=no + if test "x$HAVE_FIG2DEV" = "xyes" ; then + fig2dev_quiet=`fig2dev -L png </dev/null 2>&1 >/dev/null` + if test "x$fig2dev_quiet" = "x" ; then + HAVE_FIG2DEV_PNG=yes + fi + fi + HAVE_FIG2DEV_PDF=no + if test "x$HAVE_FIG2DEV" = "xyes" ; then + fig2dev_quiet=`fig2dev -L pdf </dev/null 2>&1 >/dev/null` + if test "x$fig2dev_quiet" = "x" ; then + HAVE_FIG2DEV_PDF=yes + fi + fi + + AC_CHECK_PROG(HAVE_PNGTOPNM, pngtopnm, yes, no) + AC_CHECK_PROG(HAVE_PNMTOPS, pnmtops, yes, no) + AC_CHECK_PROG(HAVE_EPSTOPDF, epstopdf, yes, no) + + dnl check if we can generate HTML + if test "x$HAVE_DOCBOOK2HTML" = "xyes" && \ + test "x$enable_docbook" = "xyes" && \ + test "x$HAVE_XMLLINT" = "xyes" && \ + test "x$HAVE_FIG2DEV_PNG" = "xyes"; then + DOC_HTML=yes + AC_MSG_NOTICE(Will output HTML documentation) + else + DOC_HTML=no + AC_MSG_NOTICE(Will not output HTML documentation) + fi + + dnl check if we can generate PS + if test "x$HAVE_DOCBOOK2PS" = "xyes" && \ + test "x$enable_docbook" = "xyes" && \ + test "x$HAVE_XMLLINT" = "xyes" && \ + test "x$HAVE_JADETEX" = "xyes" && \ + test "x$HAVE_FIG2DEV_EPS" = "xyes" && \ + test "x$HAVE_DVIPS" = "xyes" && \ + test "x$HAVE_PNGTOPNM" = "xyes" && \ + test "x$HAVE_PNMTOPS" = "xyes"; then + DOC_PS=yes + AC_MSG_NOTICE(Will output PS documentation) + else + DOC_PS=no + AC_MSG_NOTICE(Will not output PS documentation) + fi + + dnl check if we can generate PDF - using only ps2pdf + if test "x$DOC_PS" = "xyes" && \ + test "x$enable_docbook" = "xyes" && \ + test "x$HAVE_XMLLINT" = "xyes" && \ + test "x$HAVE_PS2PDF" = "xyes"; then + DOC_PDF=yes + AC_MSG_NOTICE(Will output PDF documentation) + else + DOC_PDF=no + AC_MSG_NOTICE(Will not output PDF documentation) + fi + + dnl if we don't have everything, we should disable + if test "x$have_docbook" != "xyes"; then + enable_docbook=no + fi + fi + + dnl if we're going to install documentation, tell us where + if test "x$have_docbook" = "xyes"; then + AC_MSG_NOTICE(Installing documentation in $docdir) + AC_SUBST(docdir) + fi + + AM_CONDITIONAL(ENABLE_DOCBOOK, test x$enable_docbook = xyes) + AM_CONDITIONAL(DOC_HTML, test x$DOC_HTML = xyes) + AM_CONDITIONAL(DOC_PDF, test x$DOC_PDF = xyes) + AM_CONDITIONAL(DOC_PS, test x$DOC_PS = xyes) +]) |