src/usr.bin/tmux/session.c - diff

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Diff for /src/usr.bin/tmux/session.c between version 1.19 and 1.20

-version 1.19, 2010/06/27 02:56:59
+version 1.20, 2010/09/08 22:02:28
 Line 169
 Line 169
 Line 169
          return (-1);
  }
+ /* Find the next usable session. */
+ struct session *
+ session_next_session(struct session *s)
+ {
+         struct session *s2;
+         u_int           i;
+         if (ARRAY_LENGTH(&sessions) == 0 || session_index(s, &i) != 0)
+                 return (NULL);
+         do {
+                 if (i == ARRAY_LENGTH(&sessions) - 1)
+                         i = 0;
+                 else
+                         i++;
+                 s2 = ARRAY_ITEM(&sessions, i);
+         } while (s2 == NULL || s2->flags & SESSION_DEAD);
+         return (s2);
+ }
+ /* Find the previous usable session. */
+ struct session *
+ session_previous_session(struct session *s)
+ {
+         struct session *s2;
+         u_int           i;
+         if (ARRAY_LENGTH(&sessions) == 0 || session_index(s, &i) != 0)
+                 return (NULL);
+         do {
+                 if (i == 0)
+                         i = ARRAY_LENGTH(&sessions) - 1;
+                 else
+                         i--;
+                 s2 = ARRAY_ITEM(&sessions, i);
+         } while (s2 == NULL || s2->flags & SESSION_DEAD);
+         return (s2);
+ }
  /* Create a new window on a session. */
  struct winlink *
  session_new(struct session *s,