update: handle actual package updates outside of the library

examples/client/update.c

@@ -8,9 +8,14 @@
 int main(int argc, char *argv[]) {
   lm_ctx_update_list_t *list = NULL;
   int                   ret  = EXIT_FAILURE;
-  lm_pkg_t              pkg, *cur = NULL;
+  lm_pkg_t              pkg, *old = NULL, *new = NULL;
   lm_ctx_t              ctx;
 
+  if (argc != 3) {
+    printf("usage: %s <pool name> <pool url>\n", argv[0]);
+    return ret;
+  }
+
   if (!mkdir_ifnot(ROOT_DIR)) {
     printf("failed to create root dir: %s\n", ROOT_DIR);
     return ret;
@@ -33,6 +38,14 @@ int main(int argc, char *argv[]) {
     goto end;
   }
 
+  if (lm_ctx_pool_add(&ctx, argv[1], argv[2]) == NULL) {
+    printf("failed to add pool: %s (%d)\n", lm_strerror(), lm_error());
+    goto end;
+  }
+
+  lm_ctx_ping(&ctx, NULL, NULL);
+  lm_ctx_sync(&ctx, true, NULL, NULL);
+
   if ((list = lm_ctx_update_list(&ctx)) == NULL) {
     printf("failed to get update list: %s (%d)", lm_strerror(), lm_error());
     goto end;
@@ -43,12 +56,28 @@ int main(int argc, char *argv[]) {
     goto end;
   }
 
-  while ((cur = lm_ctx_update_list_next(list)) != NULL) {
-    printf("updating %s (%s)...\n", cur->name, cur->version);
-    if (!lm_ctx_update(&ctx, cur, NULL, NULL)) {
+  while ((old = lm_ctx_update_list_next(list)) != NULL) {
+    printf("updating %s (%s)...\n", old->name, old->version);
+
+    if ((new = lm_ctx_update(&ctx, old)) == NULL) {
       printf("failed to update package: %s\n", lm_strerror());
       goto end;
     }
+
+    if (!lm_ctx_download(&ctx, new, NULL, NULL)) {
+      printf("failed to download new package: %s", lm_strerror());
+      goto end;
+    }
+
+    if (!lm_ctx_remove(&ctx, old, NULL, NULL)) {
+      printf("failed to remove old package: %s", lm_strerror());
+      goto end;
+    }
+
+    if (!lm_ctx_install(&ctx, new, NULL, NULL)) {
+      printf("failed to install new package: %s", lm_strerror());
+      goto end;
+    }
   }
 
   ret = EXIT_SUCCESS;

examples/server/main.c

@@ -28,7 +28,7 @@ int main(int argc, char *argv[]) {
 
   lm_ctx_sync(&ctx, false, NULL, NULL);
 
-  if (!lm_ctx_serve(&ctx, argv[1], 10)) {
+  if (!lm_ctx_serve(&ctx, argv[1], 10, NULL, NULL)) {
     printf("failed to serve the pools: %s (%d)\n", lm_strerror(), lm_error());
     goto end;
   }