ext: Include libfputils

This changeset includes libfputils from revision bbf0d61d75. This
library can be used to convert to and from 80-bit floats and query the
type of an 80-bit float, which is needed to support the x87 FPU.

1 files changed, 105 insertions, 0 deletions

diff --git a/ext/fputils/doxygen.am b/ext/fputils/doxygen.am
new file mode 100644
index 000000000..472de63b0
--- /dev/null
+++ b/ext/fputils/doxygen.am
@@ -0,0 +1,105 @@
+## --------------------------------- ##
+## Format-independent Doxygen rules. ##
+## --------------------------------- ##
+if DX_COND_doc
+## ------------------------------- ##
+## Rules specific for HTML output. ##
+## ------------------------------- ##
+if DX_COND_html
+DX_CLEAN_HTML = @DX_DOCDIR@/html
+endif DX_COND_html
+## ------------------------------ ##
+## Rules specific for CHM output. ##
+## ------------------------------ ##
+if DX_COND_chm
+DX_CLEAN_CHM = @DX_DOCDIR@/chm
+if DX_COND_chi
+DX_CLEAN_CHI = @DX_DOCDIR@/@PACKAGE@.chi
+endif DX_COND_chi
+endif DX_COND_chm
+## ------------------------------ ##
+## Rules specific for MAN output. ##
+## ------------------------------ ##
+if DX_COND_man
+DX_CLEAN_MAN = @DX_DOCDIR@/man
+endif DX_COND_man
+## ------------------------------ ##
+## Rules specific for RTF output. ##
+## ------------------------------ ##
+if DX_COND_rtf
+DX_CLEAN_RTF = @DX_DOCDIR@/rtf
+endif DX_COND_rtf
+## ------------------------------ ##
+## Rules specific for XML output. ##
+## ------------------------------ ##
+if DX_COND_xml
+DX_CLEAN_XML = @DX_DOCDIR@/xml
+endif DX_COND_xml
+## ----------------------------- ##
+## Rules specific for PS output. ##
+## ----------------------------- ##
+if DX_COND_ps
+DX_CLEAN_PS = @DX_DOCDIR@/@PACKAGE@.ps
+DX_PS_GOAL = doxygen-ps
+doxygen-ps: @DX_DOCDIR@/@PACKAGE@.ps
+@DX_DOCDIR@/@PACKAGE@.ps: @DX_DOCDIR@/@PACKAGE@.tag
+	cd @DX_DOCDIR@/latex; \
+	rm -f *.aux *.toc *.idx *.ind *.ilg *.log *.out; \
+	$(DX_LATEX) refman.tex; \
+	$(MAKEINDEX_PATH) refman.idx; \
+	$(DX_LATEX) refman.tex; \
+	countdown=5; \
+	while $(DX_EGREP) 'Rerun (LaTeX|to get cross-references right)' \
+		refman.log > /dev/null 2>&1 && test $$countdown -gt 0; do \
+		$(DX_LATEX) refman.tex; \
+		countdown=`expr $$countdown - 1`; \
+	done; \
+	$(DX_DVIPS) -o ../@PACKAGE@.ps refman.dvi
+endif DX_COND_ps
+## ------------------------------ ##
+## Rules specific for PDF output. ##
+## ------------------------------ ##
+if DX_COND_pdf
+DX_CLEAN_PDF = @DX_DOCDIR@/@PACKAGE@.pdf
+DX_PDF_GOAL = doxygen-pdf
+doxygen-pdf: @DX_DOCDIR@/@PACKAGE@.pdf
+@DX_DOCDIR@/@PACKAGE@.pdf: @DX_DOCDIR@/@PACKAGE@.tag
+	cd @DX_DOCDIR@/latex; \
+	rm -f *.aux *.toc *.idx *.ind *.ilg *.log *.out; \
+	$(DX_PDFLATEX) refman.tex; \
+	$(DX_MAKEINDEX) refman.idx; \
+	$(DX_PDFLATEX) refman.tex; \
+	countdown=5; \
+	while $(DX_EGREP) 'Rerun (LaTeX|to get cross-references right)' \
+		refman.log > /dev/null 2>&1 && test $$countdown -gt 0; do \
+		$(DX_PDFLATEX) refman.tex; \
+		countdown=`expr $$countdown - 1`; \
+	done; \
+	mv refman.pdf ../@PACKAGE@.pdf
+endif DX_COND_pdf
+## ------------------------------------------------- ##
+## Rules specific for LaTeX (shared for PS and PDF). ##
+## ------------------------------------------------- ##
+if DX_COND_latex
+DX_CLEAN_LATEX = @DX_DOCDIR@/latex
+endif DX_COND_latex
+.PHONY: doxygen-run doxygen-doc $(DX_PS_GOAL) $(DX_PDF_GOAL)
+.INTERMEDIATE: doxygen-run $(DX_PS_GOAL) $(DX_PDF_GOAL)
+doxygen-run: @DX_DOCDIR@/@PACKAGE@.tag
+doxygen-doc: doxygen-run $(DX_PS_GOAL) $(DX_PDF_GOAL)
+@DX_DOCDIR@/@PACKAGE@.tag: $(DX_CONFIG) $(pkginclude_HEADERS)
+	rm -rf @DX_DOCDIR@
+	$(DX_ENV) $(DX_DOXYGEN) $(srcdir)/$(DX_CONFIG)
+DX_CLEANFILES = \
+    @DX_DOCDIR@/@PACKAGE@.tag \
+    -r \
+    $(DX_CLEAN_HTML) \
+    $(DX_CLEAN_CHM) \
+    $(DX_CLEAN_CHI) \
+    $(DX_CLEAN_MAN) \
+    $(DX_CLEAN_RTF) \
+    $(DX_CLEAN_XML) \
+    $(DX_CLEAN_PS) \
+    $(DX_CLEAN_PDF) \
+    $(DX_CLEAN_LATEX)
+endif DX_COND_doc