Add hoxsl to configure.ac

* configure.ac (HOXSL): Add check.
  Add generation of ./hoxsl symlink.
* Makefile.am (%.apply): Add generation of apply files.
* .gitignore (/hoxsl): Ignore generated symlink.
  (*.xsl.apply): Ignore hoxsl-generated files.

.gitignore

@@ -15,10 +15,14 @@ Makefile.in
 Makefile
 VERSION
 /src/init.xsl
+/hoxsl
 
 # generated docs
 /src/**/*.texi
 
+# hoxsl-generated
+*.xsl.apply
+
 # generated by xspec or test runner
 /test/index.html
 /test/**/xspec/

Makefile.am

@@ -18,11 +18,26 @@
 
 SUBDIRS = doc
 
+path_src = src
 path_test = test
+#
+# all source files will be run through hoxsl; see `applies' target
+apply_src  := $(shell find "$(path_src)" "$(path_test)" \
+                        -name '*.xsl' )
+apply_dest := $(apply_src:%.xsl=%.xsl.apply)
 
 .DELETE_ON_ERROR:
 
+
 test: check
-check:
+check: | applies
 	$(path_test)/runner
 
+# the "applies" are hoxsl-generated stylesheets containing definitions to
+# permit partial function application
+applies: $(apply_dest)
+%.apply: %
+	$(JAVA) -jar "$(SAXON_CP)" \
+	    -xsl:"$(HOXSL)/src/transform/apply-gen.xsl" \
+	    "$<" > "$@"
+

configure.ac

@@ -62,5 +62,16 @@ AC_SUBST([SET_SRCURI], [$set_srcuri])
 
 AC_CONFIG_FILES([Makefile doc/Makefile doc/config.texi src/init.xsl VERSION])
 
+: ${HOXSL=hoxsl}
+AC_ARG_VAR([HOXSL], [Path to hoxsl])
+
+AC_MSG_CHECKING([hoxsl path HOXSL=$HOXSL])
+AS_IF(test ! -d "$HOXSL",
+  AC_MSG_ERROR([hoxsl path '$HOXSL' does not exist!]))
+AC_MSG_RESULT(found)
+
+AC_MSG_NOTICE([creating symlink ./hoxsl])
+ln -sf "$HOXSL" hoxsl
+
 AC_OUTPUT