wavcapture: Convert to error_report

Kill off a pile of monitor_printf's and cur_mon usage.
The only one left in wavcapture.c is the info case.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20170320173840.3626-3-dgilbert@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

audio/wavcapture.c

@@ -38,30 +38,29 @@ static void wav_destroy (void *opaque)
     uint8_t dlen[4];
     uint32_t datalen = wav->bytes;
     uint32_t rifflen = datalen + 36;
-    Monitor *mon = cur_mon;
 
     if (wav->f) {
         le_store (rlen, rifflen, 4);
         le_store (dlen, datalen, 4);
 
         if (fseek (wav->f, 4, SEEK_SET)) {
-            monitor_printf (mon, "wav_destroy: rlen fseek failed\nReason: %s\n",
+            error_report("wav_destroy: rlen fseek failed: %s",
-                            strerror (errno));
+                         strerror(errno));
             goto doclose;
         }
         if (fwrite (rlen, 4, 1, wav->f) != 1) {
-            monitor_printf (mon, "wav_destroy: rlen fwrite failed\nReason %s\n",
+            error_report("wav_destroy: rlen fwrite failed: %s",
-                            strerror (errno));
+                         strerror(errno));
             goto doclose;
         }
         if (fseek (wav->f, 32, SEEK_CUR)) {
-            monitor_printf (mon, "wav_destroy: dlen fseek failed\nReason %s\n",
+            error_report("wav_destroy: dlen fseek failed: %s",
-                            strerror (errno));
+                         strerror(errno));
             goto doclose;
         }
         if (fwrite (dlen, 1, 4, wav->f) != 4) {
-            monitor_printf (mon, "wav_destroy: dlen fwrite failed\nReason %s\n",
+            error_report("wav_destroy: dlen fwrite failed: %s",
-                            strerror (errno));
+                         strerror(errno));
             goto doclose;
         }
     doclose:
@@ -78,8 +77,7 @@ static void wav_capture (void *opaque, void *buf, int size)
     WAVState *wav = opaque;
 
     if (fwrite (buf, size, 1, wav->f) != 1) {
-        monitor_printf (cur_mon, "wav_capture: fwrite error\nReason: %s",
+        error_report("wav_capture: fwrite error: %s", strerror(errno));
-                        strerror (errno));
     }
     wav->bytes += size;
 }
@@ -110,7 +108,6 @@ static struct capture_ops wav_capture_ops = {
 int wav_start_capture (CaptureState *s, const char *path, int freq,
                        int bits, int nchannels)
 {
-    Monitor *mon = cur_mon;
     WAVState *wav;
     uint8_t hdr[] = {
         0x52, 0x49, 0x46, 0x46, 0x00, 0x00, 0x00, 0x00, 0x57, 0x41, 0x56,
@@ -124,13 +121,13 @@ int wav_start_capture (CaptureState *s, const char *path, int freq,
     CaptureVoiceOut *cap;
 
     if (bits != 8 && bits != 16) {
-        monitor_printf (mon, "incorrect bit count %d, must be 8 or 16\n", bits);
+        error_report("incorrect bit count %d, must be 8 or 16", bits);
         return -1;
     }
 
     if (nchannels != 1 && nchannels != 2) {
-        monitor_printf (mon, "incorrect channel count %d, must be 1 or 2\n",
+        error_report("incorrect channel count %d, must be 1 or 2",
-                        nchannels);
+                     nchannels);
         return -1;
     }
 
@@ -158,8 +155,8 @@ int wav_start_capture (CaptureState *s, const char *path, int freq,
 
     wav->f = fopen (path, "wb");
     if (!wav->f) {
-        monitor_printf (mon, "Failed to open wave file `%s'\nReason: %s\n",
+        error_report("Failed to open wave file `%s': %s",
-                        path, strerror (errno));
+                     path, strerror(errno));
         g_free (wav);
         return -1;
     }
@@ -170,14 +167,13 @@ int wav_start_capture (CaptureState *s, const char *path, int freq,
     wav->freq = freq;
 
     if (fwrite (hdr, sizeof (hdr), 1, wav->f) != 1) {
-        monitor_printf (mon, "Failed to write header\nReason: %s\n",
+        error_report("Failed to write header: %s", strerror(errno));
-                        strerror (errno));
         goto error_free;
     }
 
     cap = AUD_add_capture (&as, &ops, wav);
     if (!cap) {
-        monitor_printf (mon, "Failed to add audio capture\n");
+        error_report("Failed to add audio capture");
         goto error_free;
     }
 
@@ -189,8 +185,7 @@ int wav_start_capture (CaptureState *s, const char *path, int freq,
 error_free:
     g_free (wav->path);
     if (fclose (wav->f)) {
-        monitor_printf (mon, "Failed to close wave file\nReason: %s\n",
+        error_report("Failed to close wave file: %s", strerror(errno));
-                        strerror (errno));
     }
     g_free (wav);
     return -1;