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Diff for /src/usr.bin/cvs/Attic/msg.c between version 1.2 and 1.3

version 1.2, 2004/07/25 03:21:11 version 1.3, 2004/09/25 12:22:54
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  * in the <dst> buffer.  The <len> parameter should contain the maximum   * in the <dst> buffer.  The <len> parameter should contain the maximum
  * length of data that can be stored in <dst>, and will contain the actual   * length of data that can be stored in <dst>, and will contain the actual
  * size of data stored on return.  The message type is stored in <type>.   * size of data stored on return.  The message type is stored in <type>.
  * Returns 0 on success, or -1 on failure.   * Returns 1 if a message was read, 0 if the remote end closed the message
    * socket and no further messages can be read, or -1 on failure.
  */   */
   
 int  int
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         ssize_t ret;          ssize_t ret;
         struct cvsd_msg msg;          struct cvsd_msg msg;
   
         if (read(fd, &msg, sizeof(msg)) == -1) {          if ((ret = read(fd, &msg, sizeof(msg))) == -1) {
                 cvs_log(LP_ERRNO, "failed to read message header");                  cvs_log(LP_ERRNO, "failed to read message header");
                 return (-1);                  return (-1);
         }          }
           else if (ret == 0)
                   return (0);
   
         if (*len < msg.cm_len) {          if (*len < msg.cm_len) {
                 cvs_log(LP_ERR, "buffer size too small for message data");                  cvs_log(LP_ERR, "buffer size too small for message data");
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  Added in v.1.3