-])
-
-dnl *** Helper function **
-dnl
-AC_DEFUN(FPTOOLS_IN_SCOPE,
-[AC_TRY_LINK([extern char* $1;],[return (int)&$2], $3=yes, $3=no)
-])
-
-dnl *** What's the end-of-text-section marker called? ***
-dnl
-AC_DEFUN([FPTOOLS_END_TEXT_SECTION],
-[AC_CACHE_CHECK([for end of text section marker],
- [fptools_cv_end_of_text],
- [fptools_cv_end_of_text=""
- not_done=1
- for i in data_start _data_start etext _etext __etext; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_text)
- if test "$fptools_end_of_text" = yes; then
- fptools_cv_end_of_text=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(etext asm("etext"),etext,fptools_end_of_text)
- if test "$fptools_end_of_text" = yes; then
- fptools_cv_end_of_text="etext"
- fi
- fi])
- if test -n "$fptools_cv_end_of_text"; then
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER], $fptools_cv_end_of_text)
- else
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER], dunno_end_of_text)
- fi
- AC_CACHE_CHECK([for end of text section marker declaration],
- [fptools_cv_end_of_text_decl],
- [fptools_cv_end_of_text_decl=""
- not_done=1
- for i in data_start _data_start etext _etext __etext; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_text_decl)
- if test "$fptools_end_of_text_decl" = yes; then
- fptools_cv_end_of_text_decl=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(etext asm("etext"),etext,fptools_end_of_text_decl)
- if test "$fptools_end_of_text_decl" = yes; then
- fptools_cv_end_of_text_decl="etext asm(\"etext\")"
- fi
- fi])
- if test -n "$fptools_cv_end_of_text_decl"; then
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER_DECL], $fptools_cv_end_of_text_decl)
- else
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER_DECL], dunno_end_of_text_decl)
- fi
-])
-
-dnl *** What's the end-of-data-section marker called? ***
-dnl
-AC_DEFUN([FPTOOLS_END_DATA_SECTION],
-[AC_CACHE_CHECK([for end of data section marker],
- [fptools_cv_end_of_data],
- [fptools_cv_end_of_data=""
- not_done=1
- for i in end _end __end; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_data)
- if test "$fptools_end_of_data" = yes; then
- fptools_cv_end_of_data=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(end asm("end"),end,fptools_end_of_data)
- if test "$fptools_end_of_data" = yes; then
- fptools_cv_end_of_data="end"
- fi
- fi])
- if test -n "$fptools_cv_end_of_data"; then
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER], $fptools_cv_end_of_data)
- else
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER], dunno_end_of_data)
- fi
- AC_CACHE_CHECK([for end of data section marker declaration],
- [fptools_cv_end_of_data_decl],
- [fptools_cv_end_of_data_decl=""
- not_done=1
- for i in end _end __end; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_data_decl)
- if test "$fptools_end_of_data_decl" = yes; then
- fptools_cv_end_of_data_decl=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(end asm("end"),end,fptools_end_of_data_decl)
- if test "$fptools_end_of_data_decl" = yes; then
- fptools_cv_end_of_data_decl="end asm(\"end\")"
- fi
- fi])
- if test -n "$fptools_cv_end_of_data_decl"; then
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER_DECL], $fptools_cv_end_of_data_decl)
- else
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER_DECL], dunno_end_of_data_decl)
- fi
-])
-
-
-dnl Based on AC_TRY_LINK - run iftrue if links cleanly with no warning
-
-dnl FPTOOLS_TRY_LINK_NOWARN(flags,main?,iftrue,iffalse)
-
-AC_DEFUN(FPTOOLS_TRY_LINK_NOWARN,
-[
-ac_save_LIBS="$LIBS"
-LIBS=[$1];
-cat > conftest.$ac_ext <<EOF
-dnl This sometimes fails to find confdefs.h, for some reason.
-dnl [#]line __oline__ "[$]0"
-[#]line __oline__ "configure"
-#include "confdefs.h"
-[$2]
-int t() { return 0; }
-EOF
-if AC_TRY_EVAL(ac_link); then
- ifelse([$3], , :, [
- LIBS="$ac_save_LIBS"
- rm -rf conftest*
- $3])
- ifelse([$4], , , [else
- LIBS="$ac_save_LIBS"
- rm -rf conftest*
- $4
-])dnl
+if test x"$fp_cv_dir_docbook_xsl" = xno; then
+ AC_MSG_WARN([cannot find DocBook XSL stylesheets, you will not be able to build the documentation])
+ DIR_DOCBOOK_XSL=
+else
+ DIR_DOCBOOK_XSL=$fp_cv_dir_docbook_xsl
+fi
+AC_SUBST([DIR_DOCBOOK_XSL])
+])# FP_DIR_DOCBOOK_XSL
+
+
+# FP_PROG_XMLLINT
+# ----------------
+# Sets the output variable XmllintCmd to the full path of the XSLT processor
+# xmllint. XmllintCmd is empty if xmllint could not be found.
+AC_DEFUN([FP_PROG_XMLLINT],
+[AC_PATH_PROG([XmllintCmd], [xmllint])
+if test -z "$XmllintCmd"; then
+ AC_MSG_WARN([cannot find xmllint in your PATH, you will not be able to validate your documentation])
+fi
+])# FP_PROG_XMLLINT
+
+
+# FP_CHECK_DOCBOOK_DTD
+# --------------------
+AC_DEFUN([FP_CHECK_DOCBOOK_DTD],
+[AC_REQUIRE([FP_PROG_XMLLINT])dnl
+if test -n "$XmllintCmd"; then
+ AC_MSG_CHECKING([for DocBook DTD])
+ FP_GEN_DOCBOOK_XML
+ if $XmllintCmd --valid --noout conftest.xml > /dev/null 2>&1; then
+ AC_MSG_RESULT([ok])
+ else
+ AC_MSG_RESULT([failed])
+ AC_MSG_WARN([cannot find a DTD for DocBook XML V4.2, you will not be able to validate your documentation])
+ AC_MSG_WARN([check your XML_CATALOG_FILES environment variable and/or /etc/xml/catalog])
+ fi
+ rm -rf conftest*
+fi
+])# FP_CHECK_DOCBOOK_DTD
+
+
+# FP_PROG_FO_PROCESSOR
+# --------------------
+# Try to find an FO processor. PassiveTeX output is sometimes a bit strange, so
+# try FOP first. Furthermore, /usr/bin/fop is broken in SuSE 9.1, so try the
+# "real" fop.sh first. Sets the output variables FopCmd, XmltexCmd, DvipsCmd,
+# and PdfxmltexCmd.
+AC_DEFUN([FP_PROG_FO_PROCESSOR],
+[AC_PATH_PROGS([FopCmd], [fop.sh fop], [], [$PATH:/usr/share/fop])
+AC_PATH_PROG([XmltexCmd], [xmltex])
+AC_PATH_PROG([DvipsCmd], [dvips])
+if test -z "$FopCmd"; then
+ if test -z "$XmltexCmd"; then
+ AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI or PostScript documentation])
+ else
+ if test -z "$DvipsCmd"; then
+ AC_MSG_WARN([cannot find a DVI => PS converter, you will not be able to build PostScript documentation])
+ fi
+ fi
+ AC_PATH_PROG([PdfxmltexCmd], [pdfxmltex])
+ if test -z "$PdfxmltexCmd"; then
+ AC_MSG_WARN([cannot find an FO => PDF converter, you will not be able to build PDF documentation])
+ fi
+elif test -z "$XmltexCmd"; then
+ AC_MSG_WARN([cannot find an FO => DVI converter, you will not be able to build DVI documentation])