Doc system: Allow building in default target

If CONFIG_DOC is turned on, documentation is build with everything else,
in default target.

diff --git a/free/libs/Makefile b/free/libs/Makefile
index afd3d6f09391f297d65f1af73c56a4a424caa344..5690e9cd72d05094cab0b35a62ce7ec50ac26acc 100644 (file)
--- a/free/libs/Makefile
+++ b/free/libs/Makefile
@@ -49,6 +49,11 @@ endif
 
 endif
 
+# Build documentation by default?
+ifdef CONFIG_DOC
+all: docs
+endif
+
 libs: $(LIBUCW) $(LIBSH) $(LIBIMAGES) $(LIBCHARSET) $(LIBLANG)
 
 # And finally the default rules of the build system