read support tests

diff --git a/midiio.c b/midiio.c
index 06f547c..dc4cd78 100644 (file)
--- a/midiio.c
+++ b/midiio.c
@@ -64,12 +64,19 @@ int note_off(int fd,int chan,int note,int vel) {
  return 0;
 }
 
+int midi_read_msg(int fd,char *buf) {
+ int bytes_read;
+ bytes_read=read(fd,buf,10);
+ return bytes_read;
+}
+
 #ifdef TEST_API
 /* test the io api ... */
 
 int main(int argc,char **argv) {
 
- int note,channel,i;
+ int note,channel,i,j;
+ char my_buf[10]="MIDIMIDI";
 
  if(argc>1) {
   note=atoi(argv[2]);
@@ -78,11 +85,18 @@ int main(int argc,char **argv) {
 
  midi_fd=open("/dev/sound/midi",O_RDWR);
 
+ printf("reading ...\n");
+ i=midi_read_msg(midi_fd,my_buf);
+ for(j=0;j<i;j++) printf("%x ",my_buf[j]);
+ printf("\n");
+
  all_stop(midi_fd);
  sleep(2);
 
  for(i=0;i<4;i++) {
   note_off(midi_fd,0,38,127);
+  note_off(midi_fd,0,42,127);
+  note_on(midi_fd,0,42,127);
   note_on(midi_fd,0,38,127);
   sleep(1);
   note_off(midi_fd,0,42,127);