Add EPUB target, libarchive tests.

Makefile.in

@@ -365,6 +365,22 @@ mxml.xml:	mxmldoc-static mxml.h $(PUBLIBOBJS:.o=.c)
 			org.minixml.docset || exit 1; \
 	fi
 
+
+#
+# mxml.epub
+#
+
+mxml.epub:	mxml.xml
+	echo Generating EPUB API documentation...
+	./mxmldoc-static --header doc/docset.header \
+		--intro doc/docset.intro --css doc/docset.css \
+		--title "Mini-XML API Reference" --epub mxml.epub mxml.xml
+
+
+#
+# Use Valgrind (http://valgrind.org) to check for problems in mxmldoc.
+#
+
 valgrind:	mxmldoc-static
 	echo Doing dynamic code analysis using Valgrind...
 	$(RM) valgrind.xml
@@ -374,7 +390,7 @@ valgrind:	mxmldoc-static
 
 
 #
-# All object files depend on the makefile...
+# All object files depend on the makefile and config header...
 #
 
 $(OBJS):	Makefile config.h

config.h.in

@@ -44,6 +44,13 @@
 #undef HAVE_LONG_LONG
 
 
+/*
+ * Do we have libarchive's archive.h header?
+ */
+
+#undef HAVE_ARCHIVE_H
+
+
 /*
  * Do we have the *printf() functions?
  */

configure

@@ -3963,18 +3963,7 @@ if test $ac_cv_c_long_long = yes; then
 
 fi
 
-# Check whether --enable-threads was given.
-if test "${enable_threads+set}" = set; then :
-  enableval=$enable_threads;
-fi
-
-
-have_pthread=no
-PTHREAD_FLAGS=""
-PTHREAD_LIBS=""
-
-if test "x$enable_threads" != xno; then
-	ac_ext=c
+ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
@@ -4371,7 +4360,68 @@ fi
 done
 
 
-ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for archive_write_new in -larchive" >&5
+$as_echo_n "checking for archive_write_new in -larchive... " >&6; }
+if ${ac_cv_lib_archive_archive_write_new+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-larchive  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char archive_write_new ();
+int
+main ()
+{
+return archive_write_new ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_archive_archive_write_new=yes
+else
+  ac_cv_lib_archive_archive_write_new=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_archive_archive_write_new" >&5
+$as_echo "$ac_cv_lib_archive_archive_write_new" >&6; }
+if test "x$ac_cv_lib_archive_archive_write_new" = xyes; then :
+
+	LIBS="-larchive $LIBS"
+	ac_fn_c_check_header_mongrel "$LINENO" "archive.h" "ac_cv_header_archive_h" "$ac_includes_default"
+if test "x$ac_cv_header_archive_h" = xyes; then :
+  $as_echo "#define HAVE_ARCHIVE_H 1" >>confdefs.h
+
+fi
+
+
+
+fi
+
+
+# Check whether --enable-threads was given.
+if test "${enable_threads+set}" = set; then :
+  enableval=$enable_threads;
+fi
+
+
+have_pthread=no
+PTHREAD_FLAGS=""
+PTHREAD_LIBS=""
+
+if test "x$enable_threads" != xno; then
+	ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
 if test "x$ac_cv_header_pthread_h" = xyes; then :
   $as_echo "#define HAVE_PTHREAD_H 1" >>confdefs.h
 

configure.ac

@@ -116,6 +116,12 @@ if test $ac_cv_c_long_long = yes; then
 	AC_DEFINE(HAVE_LONG_LONG)
 fi
 
+dnl EPUB support (via libarchive support for writing ZIP files...)
+AC_CHECK_LIB(archive,archive_write_new,[
+	LIBS="-larchive $LIBS"
+	AC_CHECK_HEADER(archive.h, AC_DEFINE(HAVE_ARCHIVE_H))
+])
+
 dnl Threading support
 AC_ARG_ENABLE(threads, [  --enable-threads        enable multi-threading support])