update demo

Picovoice · Oct 6, 2023 · 95470d6 · 95470d6
1 parent 48cbaaf
commit 95470d6
Showing 1 changed file with 20 additions and 11 deletions.
diff --git a/demo/c/porcupine_demo_mic.c b/demo/c/porcupine_demo_mic.c
@@ -223,7 +223,7 @@ int picovoice_main(int argc, char *argv[]) {
         exit(1);
     }
 
-    void (*pv_get_error_stack_func)(char ***, int32_t *) = load_symbol(porcupine_library, "pv_get_error_stack");
+    pv_status_t (*pv_get_error_stack_func)(char ***, int32_t *) = load_symbol(porcupine_library, "pv_get_error_stack");
     if (!pv_get_error_stack_func) {
         print_dl_error("failed to load 'pv_get_error_stack_func'");
         exit(1);
@@ -237,12 +237,17 @@ int picovoice_main(int argc, char *argv[]) {
 
     char **message_stack = NULL;
     int32_t message_stack_depth = 0;
+    pv_status_t error_status;
 
     pv_porcupine_t *porcupine = NULL;
     pv_status_t porcupine_status = pv_porcupine_init_func(access_key, model_path, 1, &keyword_path, &sensitivity, &porcupine);
     if (porcupine_status != PV_STATUS_SUCCESS) {
         fprintf(stderr, "'pv_porcupine_init' failed with '%s'", pv_status_to_string_func(porcupine_status));
-        pv_get_error_stack_func(&message_stack, &message_stack_depth);
+        error_status = pv_get_error_stack_func(&message_stack, &message_stack_depth);
+        if (error_status != PV_STATUS_SUCCESS) {
+            fprintf(stderr, ".\nUnable to get Porcupine error stack.\n");
+            exit(1);
+        }
 
         if (message_stack_depth > 0) {
             fprintf(stderr, ":\n");
@@ -292,15 +297,19 @@ int picovoice_main(int argc, char *argv[]) {
         porcupine_status = pv_porcupine_process_func(porcupine, pcm, &keyword_index);
         if (porcupine_status != PV_STATUS_SUCCESS) {
             fprintf(stderr, "'pv_porcupine_process' failed with '%s'", pv_status_to_string_func(porcupine_status));
-        pv_get_error_stack_func(&message_stack, &message_stack_depth);
-
-        if (message_stack_depth > 0) {
-            fprintf(stderr, ":\n");
-            print_error_message(message_stack, message_stack_depth);
-            pv_free_error_stack_func(message_stack);
-        } else {
-            fprintf(stderr, ".\n");
-        }
+            error_status = pv_get_error_stack_func(&message_stack, &message_stack_depth);
+            if (error_status != PV_STATUS_SUCCESS) {
+                fprintf(stderr, ".\nUnable to get Porcupine error stack.\n");
+                exit(1);
+            }
+
+            if (message_stack_depth > 0) {
+                fprintf(stderr, ":\n");
+                print_error_message(message_stack, message_stack_depth);
+                pv_free_error_stack_func(message_stack);
+            } else {
+                fprintf(stderr, ".\n");
+            }
             exit(1);
         }