Generate a version.h file

Related: OS#6626
Change-Id: Ia4ccdc833b95cd60fc27e7d73b55c99c1a0a8d7d

.gitignore

@@ -62,3 +62,4 @@ doc/manuals/vty/cbc_vty_reference.xml
 
 contrib/osmo-cbc.spec
 libosmo-sbcap.pc
+include/osmocom/sbcap/version.h

include/osmocom/sbcap/Makefile.am

@@ -1,3 +1,16 @@
+version.h: version.h.tpl
+	$(AM_V_GEN)$(MKDIR_P) $(dir $@)
+	$(AM_V_GEN)sed \
+		-e "s/{{VERSION}}/$$(echo '@VERSION@' | cut -d. -f1-3)/g" \
+		-e "s/{{VERSION_MAJOR}}/$$(echo '@VERSION@' | cut -d. -f1)/g" \
+		-e "s/{{VERSION_MINOR}}/$$(echo '@VERSION@' | cut -d. -f2)/g" \
+		-e "s/{{VERSION_PATCH}}/$$(echo '@VERSION@' | cut -d. -f3)/g" \
+		$< > $@
+
+EXTRA_DIST = \
+	version.h.tpl \
+	$(NULL)
+
 sbcap_HEADERS = \
 	sbcap_common.h \
 	sbcap_internal.h \
@@ -115,6 +128,7 @@ sbcap_HEADERS = \
 	SBcAP_Write-Replace-Warning-Indication.h \
 	SBcAP_Write-Replace-Warning-Request.h \
 	SBcAP_Write-Replace-Warning-Response.h \
+	version.h \
 	$(NULL)
 
 sbcapdir = $(includedir)/osmocom/sbcap

include/osmocom/sbcap/version.h.tpl

@@ -0,0 +1,16 @@
+#pragma once
+
+#define LIBOSMO_SBCAP_VERSION {{VERSION}}
+#define LIBOSMO_SBCAP_VERSION_STR "{{VERSION}}"
+
+#define LIBOSMO_SBCAP_VERSION_MAJOR {{VERSION_MAJOR}}
+#define LIBOSMO_SBCAP_VERSION_MINOR {{VERSION_MINOR}}
+#define LIBOSMO_SBCAP_VERSION_PATCH {{VERSION_PATCH}}
+
+#define LIBOSMO_SBCAP_VERSION_GREATER_EQUAL(major, minor, patch) \
+	(LIBOSMO_SBCAP_VERSION_MAJOR > (major) || \
+	 (LIBOSMO_SBCAP_VERSION_MAJOR == (major) && \
+	  LIBOSMO_SBCAP_VERSION_MINOR > (minor)) || \
+	 (LIBOSMO_SBCAP_VERSION_MAJOR == (major) && \
+	  LIBOSMO_SBCAP_VERSION_MINOR == (minor) && \
+	  LIBOSMO_SBCAP_VERSION_PATCH >= (patch)))