utils/conv_gen.py: generate a single file

Instead of generating every convolutional code into a separate
file (such as conv_xcch_gen.c, conv_cs3_gen.c), it is better to
have a single file, containing all definitions, because as many
convolutional codes we add, as many entries we will have to add
into 'src/gsm/Makefile.am'. This approach increases readability
of the Makefile.am, and also makes us able to share some data
between some convolutional code definitions.

For example: xCCH, RACH, SCH, TCH/F, both CS2 and CS3 may use
the same *_state[][2] and *_output[][2] arrays within a single
file. This optimization is currently WIP.

Change-Id: Ib4e4ee5fdde38429e68e3b2fa50ec03a18f59daa
diff --git a/src/gsm/Makefile.am b/src/gsm/Makefile.am
index 2071413..3877f78 100644
--- a/src/gsm/Makefile.am
+++ b/src/gsm/Makefile.am
@@ -18,16 +18,11 @@
 			gprs_cipher_core.c gprs_rlc.c gsm0480.c abis_nm.c gsm0502.c \
 			gsm0411_utils.c gsm0411_smc.c gsm0411_smr.c \
 			lapd_core.c lapdm.c kasumi.c gsm_04_08_gprs.c \
-			conv_cs2_gen.c conv_cs3_gen.c conv_xcch_gen.c \
-			conv_tch_afs_12_2_gen.c conv_tch_afs_10_2_gen.c \
-			conv_tch_afs_7_95_gen.c conv_tch_afs_7_4_gen.c \
-			conv_tch_afs_6_7_gen.c conv_tch_afs_5_9_gen.c \
-			conv_tch_afs_5_15_gen.c conv_tch_afs_4_75_gen.c \
 			auth_core.c auth_comp128v1.c auth_comp128v23.c \
 			auth_milenage.c milenage/aes-encblock.c gea.c \
 			milenage/aes-internal.c milenage/aes-internal-enc.c \
 			milenage/milenage.c gan.c ipa.c gsm0341.c apn.c \
-			gsup.c gprs_gea.c
+			gsup.c gprs_gea.c gsm0503_conv.c
 libgsmint_la_LDFLAGS = -no-undefined
 libgsmint_la_LIBADD = $(top_builddir)/src/libosmocore.la
 
@@ -37,5 +32,8 @@
 
 EXTRA_DIST = libosmogsm.map
 
-conv%gen.c: $(top_srcdir)/utils/conv_gen.py
+# Convolutional codes generation
+gsm0503_conv.c:
 	$(AM_V_GEN)python2 $(top_srcdir)/utils/conv_gen.py
+
+CLEANFILES = gsm0503_conv.c