Add GEN_SAIRPC_OPTS to pass flags to gensairpc.pl from top-level Make… (

#1514)

* [doc] Add SAI metadata introduction presentation (#1487)

Small presentation about SAI metadata features added in last time.

Signed-off-by: Chris Sommers <chrispsommers@gmail.com>

* Add GEN_SAIRPC_OPTS to pass flags to gensairpc.pl from top-level Makefile or meta/Makefile

Signed-off-by: Chris Sommers <chrispsommers@gmail.com>

Co-authored-by: Kamil Cudnik <kcudnik@gmail.com>
Co-authored-by: Chris Sommers <chrispsommers@gmail.com>

Makefile

@@ -28,6 +28,9 @@ else
 SAITHRIFT_PATH=test/saithrift
 endif
 
+# Passed to genrpc.pl via "make saithrift-build":
+GEN_SAIRPC_OPTS?=
+
 .PHONY: test doc clean
 
 doc:
@@ -37,7 +40,7 @@ test:
 	make -C test
 
 saithrift-build:
-	make -C $(SAITHRIFT_PATH)
+	GEN_SAIRPC_OPTS=$(GEN_SAIRPC_OPTS) make -C $(SAITHRIFT_PATH)
 
 saithrift-install: saithrift-build
 	make -C $(SAITHRIFT_PATH) install

meta/Makefile

@@ -22,6 +22,9 @@
 # @brief   This module defines SAI Metadata Makefile
 #
 
+# Passed to genrpc.pl:
+GEN_SAIRPC_OPTS?=
+
 WARNINGS = \
 	-ansi \
 	-Wall \
@@ -114,7 +117,7 @@ saimetadatatest.c saimetadata.c saimetadata.h: xml $(XMLDEPS) parse.pl $(CONSTHE
 	perl -I. parse.pl
 
 rpc sai.thrift sai_rpc_server.cpp sai_adapter.py: xml $(XMLDEPS) gensairpc.pl
-	perl -Irpc gensairpc.pl
+	perl -Irpc gensairpc.pl $(GEN_SAIRPC_OPTS)
 
 HEADERS = saimetadata.h $(CONSTHEADERS)
 

meta/README.md

@@ -13,5 +13,9 @@ Parser also forces headers to be well formated when adding new code.
 To test your changes just type:
 
 ```sh
-make
+[GEN_SAIRPC_OPTS=<option flags>] make
+```
+e.g. 
+```
+GEN_SAIRPC_OPTS="-ve" make
 ```