Revert "preparing port to C++11"

This reverts commit a6c59ae5f0.

Makefile

@@ -0,0 +1,20 @@
+CC = gcc
+
+CFLAGS    = -Wall -Wextra -std=gnu99 -pedantic -g -DGDK_VERSION_MIN_REQUIRED=GDK_VERSION_3_4
+GTKCFLAGS = `pkg-config --cflags gtk+-3.0`
+GTKLIBS   = `pkg-config --libs gtk+-3.0`
+
+OFLAGS = -O3
+
+OBJECTS = common.o modespec.o gui.o video.o vis.o sync.o pcm.o fsk.o slowrx.o
+
+all: slowrx
+
+slowrx: $(OBJECTS)
+	$(CC) $(CFLAGS) -o $@ $(OBJECTS) $(GTKLIBS) -lfftw3 -lgthread-2.0 -lasound -lm -lpthread
+
+%.o: %.c common.h
+	$(CC) $(CFLAGS) $(GTKCFLAGS) $(OFLAGS) -c -o $@ $<
+
+clean:
+	rm -f slowrx $(OBJECTS)

Makefile.am

@@ -1,2 +0,0 @@
-SUBDIRS = src
-dist_doc_DATA = README.md

configure.ac

@@ -1,10 +0,0 @@
-AC_INIT([slowrx], [0.1], [oona@kapsi.fi])
-AM_INIT_AUTOMAKE([-Wall -Werror foreign])
-AC_PROG_CXX
-AC_CONFIG_HEADERS([config.h])
-AC_CONFIG_FILES([
- Makefile
- src/Makefile
-])
-PKG_CHECK_MODULES([GTKMM], [gtkmm-3.0 >= 3.8.0])
-AC_OUTPUT

slowrx.ui

@@ -22,7 +22,7 @@
     <property name="resizable">False</property>
     <property name="default_width">885</property>
     <property name="default_height">633</property>
-    <property name="visible">True</property>
+    <property name="has_resize_grip">False</property>
     <signal name="delete-event" handler="delete_event" swapped="no"/>
     <child>
       <object class="GtkBox" id="MainBox">

src/Makefile.am

@@ -1,4 +0,0 @@
-bin_PROGRAMS = slowrx
-slowrx_CPPFLAGS = $(GTKMM_CFLAGS)
-slowrx_LDADD = $(GTKMM_LIBS)
-slowrx_SOURCES = slowrx.cc common.cc gui.cc fsk.cc modespec.cc pcm.cc sync.cc video.cc vis.cc