Restructure: Move squelch from common code to 'libsquelch'

.gitignore

@@ -20,6 +20,7 @@ compile
 .libs
 .dirstamp
 m4
+src/libsquelch/libsquelch.a
 src/libhagelbarger/libhagelbarger.a
 src/libdtmf/libdtmf.a
 src/libgermanton/libgermanton.a

configure.ac

@@ -75,6 +75,7 @@ AS_IF([test "x$with_soapy" == "xyes"],[AC_MSG_NOTICE( Compiling with SoapySDR su
 AS_IF([test "x$somethingmagick" == "xyes"],[AC_MSG_NOTICE( Compiling with ImageMagick )],[AC_MSG_NOTICE( ImageMagick not supported )])
 
 AC_OUTPUT(
+    src/libsquelch/Makefile
     src/libhagelbarger/Makefile
     src/libdtmf/Makefile
     src/libgermanton/Makefile

src/Makefile.am

@@ -1,3 +1,3 @@
 AUTOMAKE_OPTIONS = foreign
-SUBDIRS = libhagelbarger libdtmf libgermanton libtimer libsamplerate libscrambler libfilter libwave common anetz bnetz cnetz nmt amps tacs jtacs r2000 tv test
+SUBDIRS = libsquelch libhagelbarger libdtmf libgermanton libtimer libsamplerate libscrambler libfilter libwave common anetz bnetz cnetz nmt amps tacs jtacs r2000 tv test
 

src/anetz/Makefile.am

@@ -11,6 +11,7 @@ anetz_SOURCES = \
 	main.c
 anetz_LDADD = \
 	$(COMMON_LA) \
+	$(top_builddir)/src/libsquelch/libsquelch.a \
 	$(top_builddir)/src/libgermanton/libgermanton.a \
 	$(top_builddir)/src/common/libmobile.a \
 	$(top_builddir)/src/common/libcommon.a \

src/anetz/anetz.h

@@ -1,4 +1,4 @@
-#include "../common/squelch.h"
+#include "../libsquelch/squelch.h"
 #include "../common/goertzel.h"
 #include "../common/sender.h"
 

src/bnetz/Makefile.am

@@ -13,6 +13,7 @@ bnetz_SOURCES = \
 	main.c
 bnetz_LDADD = \
 	$(COMMON_LA) \
+	$(top_builddir)/src/libsquelch/libsquelch.a \
 	$(top_builddir)/src/libgermanton/libgermanton.a \
 	$(top_builddir)/src/common/libmobile.a \
 	$(top_builddir)/src/common/libcommon.a \

src/bnetz/bnetz.h

@@ -1,4 +1,4 @@
-#include "../common/squelch.h"
+#include "../libsquelch/squelch.h"
 #include "../common/fsk.h"
 #include "../common/sender.h"
 #include "../libtimer/timer.h"

src/common/Makefile.am

@@ -14,8 +14,7 @@ libcommon_a_SOURCES = \
 	fm_modulation.c \
 	fsk.c \
 	display_wave.c \
-	display_measurements.c \
-	squelch.c
+	display_measurements.c
 
 libmobile_a_SOURCES = \
 	sender.c \

src/libsquelch/Makefile.am

@@ -0,0 +1,6 @@
+AM_CPPFLAGS = -Wall -Wextra -g $(all_includes)
+
+noinst_LIBRARIES = libsquelch.a
+
+libsquelch_a_SOURCES = \
+	squelch.c

src/libsquelch/squelch.c

@@ -19,7 +19,7 @@
 
 #include <string.h>
 #include <math.h>
-#include "debug.h"
+#include "../common/debug.h"
 #include "squelch.h"
 
 #define CHAN squelch->chan