refactor: Move support libraries to subprojects directory

This change is necessary to support Meson subprojects

Makefile.am

@@ -7,7 +7,7 @@
 ACLOCAL_AMFLAGS = -I m4
 
 # Build any support libraries first
-SUBDIRS = lib
+SUBDIRS = subprojects
 
 if USE_NLS
 SUBDIRS += po

configure.ac

@@ -135,12 +135,12 @@ AC_CONFIG_HEADERS([config.h])
 
 AC_CONFIG_FILES([ po/Makefile.in
     Makefile
-    lib/Makefile
+    subprojects/Makefile
     libx52/libx52.pc
     libx52io/libx52io.pc
     libx52util/libx52util.pc
-    lib/pinelog/Makefile
-    lib/inih/Makefile
+    subprojects/pinelog/Makefile
+    subprojects/inih/Makefile
     udev/60-saitek-x52-x52pro.rules
 ])
 AC_OUTPUT

daemon/Makefile.am

@@ -26,8 +26,8 @@ x52d_CFLAGS = \
 	-I $(top_srcdir)/libx52io \
 	-I $(top_srcdir)/libx52 \
 	-I $(top_srcdir)/libx52util \
-	-I $(top_srcdir)/lib/pinelog \
-	-I $(top_srcdir)/lib/inih \
+	-I $(top_srcdir)/subprojects/pinelog \
+	-I $(top_srcdir)/subprojects/inih \
 	-DSYSCONFDIR=\"$(sysconfdir)\" \
 	-DLOCALEDIR=\"$(localedir)\" \
 	-DLOGDIR=\"$(localstatedir)/log\" \
@@ -36,8 +36,8 @@ x52d_CFLAGS = \
 
 x52d_LDFLAGS = @PTHREAD_LIBS@ $(WARN_LDFLAGS)
 x52d_LDADD = \
-	lib/pinelog/libpinelog.la \
-	lib/inih/libinih.la \
+	subprojects/pinelog/libpinelog.la \
+	subprojects/inih/libinih.la \
 	libx52.la \
 	@LTLIBINTL@
 
@@ -125,11 +125,11 @@ x52d_mouse_test_CFLAGS = \
 	-I $(top_srcdir) \
 	-I $(top_srcdir)/libx52 \
 	-I $(top_srcdir)/libx52io \
-	-I $(top_srcdir)/lib/pinelog \
+	-I $(top_srcdir)/subprojects/pinelog \
 	$(WARN_CFLAGS) @CMOCKA_CFLAGS@
 x52d_mouse_test_LDFLAGS = @CMOCKA_LIBS@ $(WARN_LDFLAGS)
 x52d_mouse_test_LDADD = \
-	lib/pinelog/libpinelog.la \
+	subprojects/pinelog/libpinelog.la \
 	@LTLIBINTL@
 
 TESTS += x52d-mouse-test