Changeset 5470:a67fd926e963 in roaraudio

Timestamp:

04/12/12 02:34:53 (11 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

support new flag ROAR_VIO_SELECT_NO_RETEST

Files:

• include/libroar/vio_select.h (modified) (1 diff)
• libroar/vio_select.c (modified) (4 diffs)

include/libroar/vio_select.h

@@ -39 +39 @@
 #include "libroar.h"
 
-#define ROAR_VIO_SELECT_NONE          0x00
-#define ROAR_VIO_SELECT_READ          0x01
-#define ROAR_VIO_SELECT_WRITE         0x02
-#define ROAR_VIO_SELECT_EXCEPT        0x04
+#define ROAR_VIO_SELECT_NONE          0x0000
+#define ROAR_VIO_SELECT_READ          0x0001
+#define ROAR_VIO_SELECT_WRITE         0x0002
+#define ROAR_VIO_SELECT_EXCEPT        0x0004
+#define ROAR_VIO_SELECT_NO_RETEST     0x4000 /* uppermostt bit set */
 
 #define ROAR_VIO_SELECT_ACTION_NONE   0x00

libroar/vio_select.c

@@ -64 +64 @@
  // pepaer internal structs:
  for (i = 0; i < len; i++) {
+  if ( vios[i].eventsq & ROAR_VIO_SELECT_NO_RETEST )
+   continue;
+
   ROAR_DBG("roar_vio_select(vios=%p, len=%llu, rtv=%p, ctl=%p): vios[i=%i].fh=%i", vios, (long long unsigned int)len, rtv, ctl, i, vios[i].fh);
   if ( vios[i].fh == -1 ) {
@@ -111 +114 @@
  // check:
  for (i = 0; i < len; i++) {
+  if ( vios[i].eventsq & ROAR_VIO_SELECT_NO_RETEST )
+   continue;
+
   if ( !( vios[i].internal.action == 0 || vios[i].internal.action == ROAR_VIO_SELECT_ACTION_SELECT ) ) {
    // we currently do not support non-select selects.
@@ -126 +132 @@
 
  for (i = 0; i < len; i++) {
+  if ( vios[i].eventsq & ROAR_VIO_SELECT_NO_RETEST )
+   continue;
+
   if ( vios[i].eventsq & ROAR_VIO_SELECT_READ ) {
    ROAR_DBG("roar_vio_select(vios=%p, len=%llu, rtv=%p, ctl=%p): vios[i=%i] is READ, fh=%i", vios, (long long unsigned int)len, rtv, ctl, i, vios[i].internal.fh[0]);
@@ -173 +182 @@
  // set eventsa:
  for (i = 0; i < len; i++) {
+  if ( vios[i].eventsq & ROAR_VIO_SELECT_NO_RETEST )
+   continue;
+
   vios[i].eventsa = ROAR_VIO_SELECT_NONE;