Automatically generate flowgraphs with GRCC

This commit adds GRCC into the CMake build system and creates the
executables from the .grc files on demand.

Because there is always the case that the gr-satnogs has not
been installed yet in the system, we still ship the auto-generated
from our side executables. In next releases, during the install
target, the GRCC and the executables generation, will be called
after the gr-satnogs is installed.

apps/CMakeLists.txt

@@ -19,14 +19,4 @@
 
 include(GrPython)
 
-add_subdirectory(flowgraphs/satellites)
-
-GR_PYTHON_INSTALL(
-    PROGRAMS
-    flowgraphs/satnogs_cw_decoder.py
-    flowgraphs/satnogs_afsk1200_ax25.py
-    flowgraphs/satnogs_example_flowgraph.py
-    flowgraphs/satnogs_fsk_ax25.py
-    flowgraphs/satnogs_bpsk_ax25.py
-    DESTINATION bin
-)
+add_subdirectory(flowgraphs)

apps/flowgraphs/CMakeLists.txt

@@ -0,0 +1,48 @@
+# Copyright 2011 Free Software Foundation, Inc.
+#
+# This file is part of GNU Radio
+#
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+
+add_subdirectory(satellites)
+
+set(flowgraphs
+    afsk1200_ax25.grc
+    bpsk_ax25.grc
+    cw_decoder.grc
+    example_flowgraph.grc
+    fsk_ax25.grc
+    iq_receiver.grc
+)
+message(“Compiling GRC SatNOGS flowgraphs…”)
+foreach(grc_file ${flowgraphs})
+    
+    message("Compiling " ${grc_file})
+    execute_process(COMMAND grcc ${grc_file}
+                    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    )
+endforeach()
+
+GR_PYTHON_INSTALL(
+    PROGRAMS
+    satnogs_afsk1200_ax25.py
+    satnogs_bpsk_ax25.py
+    satnogs_cw_decoder.py
+    satnogs_example_flowgraph.py
+    satnogs_fsk_ax25.py
+    satnogs_iq_receiver.py
+    DESTINATION bin
+)

apps/flowgraphs/satellites/CMakeLists.txt

@@ -19,6 +19,19 @@
 
 include(GrPython)
 
+set(flowgraphs
+    amsat_fox_duv_decoder.grc
+    noaa_apt_decoder.grc
+    reaktor_hello_world_fsk9600_decoder.grc
+)
+message(“Compiling GRC SatNOGS satellite specific flowgraphs…”)
+foreach(grc_file ${flowgraphs})
+    
+    message("Compiling " ${grc_file})
+    execute_process(COMMAND grcc ${grc_file}
+                    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    )
+endforeach()
 GR_PYTHON_INSTALL(
     PROGRAMS
     satnogs_amsat_fox_duv_decoder.py

apps/flowgraphs/satellites/satnogs_amsat_fox_duv_decoder.py

@@ -284,7 +284,6 @@ class satnogs_amsat_fox_duv_decoder(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satellites/satnogs_noaa_apt_decoder.py

@@ -286,7 +286,6 @@ class satnogs_noaa_apt_decoder(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satellites/satnogs_reaktor_hello_world_fsk9600_decoder.py

@@ -308,7 +308,6 @@ class satnogs_reaktor_hello_world_fsk9600_decoder(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satnogs_afsk1200_ax25.py

@@ -331,7 +331,6 @@ class satnogs_afsk1200_ax25(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satnogs_bpsk_ax25.py

@@ -318,7 +318,6 @@ class satnogs_bpsk_ax25(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satnogs_cw_decoder.py

@@ -297,7 +297,6 @@ class satnogs_cw_decoder(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satnogs_example_flowgraph.py

@@ -249,7 +249,6 @@ class satnogs_example_flowgraph(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satnogs_fsk_ax25.py

@@ -311,7 +311,6 @@ class satnogs_fsk_ax25(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset

apps/flowgraphs/satnogs_iq_receiver.py

@@ -223,7 +223,6 @@ class satnogs_iq_receiver(gr.top_block):
 
     def set_iq_file_path(self, iq_file_path):
         self.iq_file_path = iq_file_path
-        self.satnogs_iq_sink_0.open(self.iq_file_path)
 
     def get_lo_offset(self):
         return self.lo_offset