Implement plugin for Sierra Wireless modems.

For now, it only waits a bit after CFUN=1 call.

plugins/Makefile.am

@@ -2,7 +2,8 @@ pkglib_LTLIBRARIES = \
 	libmm-plugin-huawei.la \
 	libmm-plugin-hso.la \
 	libmm-plugin-mbm.la \
-	libmm-plugin-option.la
+	libmm-plugin-option.la \
+	libmm-plugin-sierra.la
 
 
 # Huawei
@@ -69,6 +70,20 @@ libmm_plugin_option_la_CPPFLAGS = \
 
 libmm_plugin_option_la_LDFLAGS = -module -avoid-version
 
+# Sierra
+
+libmm_plugin_sierra_la_SOURCES = \
+	mm-modem-sierra.c \
+	mm-modem-sierra.h \
+	mm-plugin-sierra.c \
+	mm-plugin-sierra.h
+
+libmm_plugin_sierra_la_CPPFLAGS = \
+	$(MM_CFLAGS) \
+	-I$(top_srcdir)/src
+
+libmm_plugin_sierra_la_LDFLAGS = -module -avoid-version
+
 BUILT_SOURCES = \
 	mm-modem-gsm-hso-glue.h \
 	mm-modem-gsm-mbm-glue.h