From ca33881982e65f5c927cabdde5571ac4b8ce19cb Mon Sep 17 00:00:00 2001
From: XANTRONIX Development
Date: Sat, 26 Feb 2022 22:27:18 -0500
Subject: Ensure vox can only start, stop in correct state

---
 src/vox.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/vox.c b/src/vox.c
index 94d41dc..efe5346 100644
--- a/src/vox.c
+++ b/src/vox.c
@@ -66,7 +66,9 @@ static int vox_start(xas_vox *vox) {
 
     snprintf(sample_rate, sizeof(sample_rate)-1, "%zu", vox->format.sample_rate);
 
-    (void)vox_stop(vox);
+    if (vox->flags & XAS_VOX_ACTIVE) {
+        (void)vox_stop(vox);
+    }
 
     if (pipe(pipe_stdin) < 0) {
         goto error_pipe_stdin;
@@ -203,7 +205,11 @@ void xas_vox_destroy(xas_vox *vox) {
 }
 
 int xas_vox_stop(xas_vox *vox) {
-    return vox_stop(vox);
+    if (vox->flags & XAS_VOX_ACTIVE) {
+        return vox_stop(vox);
+    }
+
+    return 0;
 }
 
 int xas_vox_active(xas_vox *vox) {
@@ -241,7 +247,7 @@ error_riff_open_fd:
 }
 
 int xas_vox_vsayf(xas_vox *vox, const char *format, va_list args) {
-    if (vox_start(vox) < 0) {
+    if (!(vox->flags & XAS_VOX_ACTIVE) && vox_start(vox) < 0) {
         goto error_vox_start;
     }
 
-- 
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