really persistent about workable results

1 files changed, 28 insertions, 22 deletions

diff --git a/src/vox.c b/src/vox.c
index 43684e3..63a1d97 100644
--- a/src/vox.c
+++ b/src/vox.c
@@ -28,12 +28,6 @@ static int vox_stop(xas_vox *vox) {
         vox->in = NULL;
     }
 
-    if (vox->output) {
-        xas_audio_stream_destroy(vox->output);
-
-        vox->output = NULL;
-    }
-
     if (vox->pid) {
         int status;
 
@@ -123,7 +117,7 @@ error_child:
     vox->stdin  = pipe_stdin[1];
     vox->stdout = pipe_stdout[0];
     vox->in     = fdopen(pipe_stdin[1], "w");
-    vox->output = NULL;
+    vox->flags |= XAS_VOX_ACTIVE;
 
     return 0;
 
@@ -147,8 +141,10 @@ static ssize_t vox_fill(xas_vox *vox,
                         int16_t *samples,
                         size_t count,
                         xas_audio_stream *stream) {
-    ssize_t readlen;
-    int16_t *buf;
+    ssize_t readlen,
+            readcount;
+
+    size_t i;
 
     if (!(vox->flags & XAS_VOX_ACTIVE)) {
         memset(samples, '\0', count * vox->sample_size);
@@ -156,19 +152,25 @@ static ssize_t vox_fill(xas_vox *vox,
         return count;
     }
 
-    if ((readlen = xas_audio_stream_read(vox->output,
-                                           (void **)&buf,
-                                           count)) < 0) {
-        goto error_audio_stream_read;
+    if ((readlen = read(vox->stdout,
+                        samples,
+                        count * vox->sample_size)) < 0) {
+        goto error_read;
     }
 
     if (readlen == 0) {
         vox_stop(vox);
     }
 
-    return readlen;
+    readcount = readlen / vox->sample_size;
+
+    for (i=readcount; i<count-readcount; i++) {
+        samples[i] = 0;
+    }
+
+    return count;
 
-error_audio_stream_read:
+error_read:
     return -1;
 }
 
@@ -211,6 +213,7 @@ int xas_vox_stop(xas_vox *vox) {
 
 int xas_vox_vsayf(xas_vox *vox, const char *format, va_list args) {
     int ret;
+    xas_audio_stream *output;
 
     if (vox_start(vox) < 0) {
         goto error_vox_start;
@@ -220,27 +223,30 @@ int xas_vox_vsayf(xas_vox *vox, const char *format, va_list args) {
         goto error_vfprintf;
     }
 
+    (void)fflush(vox->in);
+    (void)fclose(vox->in);
     (void)close(vox->stdin);
-    vox->stdin = -1;
 
-    (void)fclose(vox->in);
-    vox->in = NULL;
+    vox->stdin = -1;
+    vox->in    = NULL;
 
-    if ((vox->output = xas_riff_open_fd(vox->stdout)) == NULL) {
+    if ((output = xas_riff_open_fd(vox->stdout)) == NULL) {
         goto error_riff_open_fd;
     }
 
-    if (vox->output->sample_size != vox->sample_size
-     || vox->output->sample_rate != vox->sample_rate) {
+    if (output->sample_size != vox->sample_size
+     || output->sample_rate != vox->sample_rate) {
         errno = EINVAL;
 
         goto error_invalid_stream;
     }
 
+    xas_audio_stream_destroy(output);
+
     return ret;
 
 error_invalid_stream:
-    xas_audio_stream_destroy(vox->output);
+    xas_audio_stream_destroy(output);
 
 error_riff_open_fd:
 error_vfprintf: