From f65fb8baaba285f5ff4b02af111420ba4479f5d9 Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Wed, 11 Dec 2019 23:02:22 +0100
Subject: Simplify plugin_start API

---
 backend.c | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

(limited to 'backend.c')

diff --git a/backend.c b/backend.c
index 3a18f41..f5efca7 100644
--- a/backend.c
+++ b/backend.c
@@ -256,20 +256,34 @@ MM_API int mm_backend_register(backend b){
 
 int backends_start(){
 	int rv = 0, current;
-	size_t u, p;
+	size_t n, u, p;
+	instance** inst = NULL;
+
 	for(u = 0; u < nbackends; u++){
 		//only start backends that have instances
 		for(p = 0; p < ninstances && instances[p]->backend != backends + u; p++){
 		}
+
+		//backend has no instances, skip the start call
 		if(p == ninstances){
-			fprintf(stderr, "Skipping start of backend %s\n", backends[u].name);
 			continue;
 		}
+		
+		//fetch list of instances
+		if(mm_backend_instances(backends[u].name, &n, &inst)){
+			fprintf(stderr, "Failed to fetch instance list for initialization of backend %s\n", backends[u].name);
+			return 1;
+		}
 
-		current = backends[u].start();
+		//start the backend
+		current = backends[u].start(n, inst);
 		if(current){
 			fprintf(stderr, "Failed to start backend %s\n", backends[u].name);
 		}
+
+		//clean up
+		free(inst);
+		inst = NULL;
 		rv |= current;
 	}
 	return rv;
-- 
cgit v1.2.3


From f6d6eefe9bb9934f4fa3e665734d746f02471cdb Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Wed, 11 Dec 2019 23:20:34 +0100
Subject: Simplify plugin_stop API

---
 backend.c | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

(limited to 'backend.c')

diff --git a/backend.c b/backend.c
index f5efca7..2af2f37 100644
--- a/backend.c
+++ b/backend.c
@@ -150,6 +150,12 @@ MM_API int mm_backend_instances(char* name, size_t* ninst, instance*** inst){
 	}
 
 	*ninst = n;
+
+	if(!n){
+		*inst = NULL;
+		return 0;
+	}
+
 	*inst = calloc(n, sizeof(instance*));
 	if(!*inst){
 		fprintf(stderr, "Failed to allocate memory\n");
@@ -290,10 +296,22 @@ int backends_start(){
 }
 
 int backends_stop(){
-	size_t u;
+	size_t u, n;
+	instance** inst = NULL;
+
 	for(u = 0; u < nbackends; u++){
-		backends[u].shutdown();
+		//fetch list of instances
+		if(mm_backend_instances(backends[u].name, &n, &inst)){
+			fprintf(stderr, "Failed to fetch instance list for shutdown of backend %s\n", backends[u].name);
+			n = 0;
+			inst = NULL;
+		}
+
+		backends[u].shutdown(n, inst);
+		free(inst);
+		inst = NULL;
 	}
+
 	free(backends);
 	nbackends = 0;
 	return 0;
-- 
cgit v1.2.3