| 88 |  | printview(); | 
| 89 |  | if (inp & DFL(DC_LASTVIEW)) | 
| 90 |  | new_view(NULL); | 
| 91 | – | if (inp & DFL(DC_RESUME)) { | 
| 92 | – | serv_request(DR_NOOP, 0, NULL); | 
| 93 | – | pause = 0; | 
| 94 | – | } | 
| 95 | – | if (inp & DFL(DC_PAUSE)) | 
| 96 | – | pause = 1; | 
| 97 | – | if (inp & DFL(DC_REDRAW)) | 
| 98 | – | imm_mode = beam_sync(1) > 0; | 
| 91 |  | if (inp & DFL(DC_KILL)) { | 
| 92 |  | serv_request(DR_KILL, 0, NULL); | 
| 93 |  | pause = 0; | 
| 98 |  | serv_request(DR_RESTART, 0, NULL); | 
| 99 |  | pause = 0; | 
| 100 |  | } | 
| 101 | + | if (inp & DFL(DC_RESUME)) { | 
| 102 | + | serv_request(DR_NOOP, 0, NULL); | 
| 103 | + | pause = 0; | 
| 104 | + | } | 
| 105 | + | if (inp & DFL(DC_PAUSE)) | 
| 106 | + | pause = 1; | 
| 107 | + | if (inp & DFL(DC_REDRAW)) | 
| 108 | + | imm_mode = beam_sync(1) > 0; | 
| 109 |  | if (inp & DFL(DC_QUIT)) | 
| 110 |  | serv_request(DR_SHUTDOWN, 0, NULL); | 
| 111 |  | } | 
| 112 | < | if (rdy & RDY_SIN)              /* user input from sstdin */ | 
| 112 | > | if (rdy & RDY_SIN && !imm_mode) /* user input from sstdin */ | 
| 113 |  | switch (usr_input()) { | 
| 114 |  | case DC_PAUSE: | 
| 115 |  | pause = 1; | 
| 289 |  | } | 
| 290 |  | copystruct(v, viewhist + ((nhist-1)%VIEWHISTLEN)); | 
| 291 |  | goto again; | 
| 292 | < | } | 
| 293 | < | beam_sync(0);           /* update server */ | 
| 292 | > | } | 
| 293 | > | /* update server */ | 
| 294 | > | imm_mode = beam_sync(0) > 0; | 
| 295 |  | /* record new view */ | 
| 296 |  | if (v < viewhist || v >= viewhist+VIEWHISTLEN) { | 
| 297 |  | copystruct(viewhist + (nhist%VIEWHISTLEN), v); | 
| 429 |  | tmodesw = tnow; | 
| 430 |  | } | 
| 431 |  | #endif | 
| 432 | < | imm_mode = msg.type==DS_STARTIMM; | 
| 432 | > | if (!(imm_mode = msg.type==DS_STARTIMM)) | 
| 433 | > | dev_flush(); | 
| 434 |  | goto noargs; | 
| 435 |  | case DS_ACKNOW: | 
| 436 |  | case DS_SHUTDOWN: | 
| 459 |  | { | 
| 460 |  | MSGHEAD msg; | 
| 461 |  | int     m; | 
| 462 | + | /* consistency checks */ | 
| 463 | + | #ifdef DEBUG | 
| 464 | + | if (nbytes < 0 || nbytes > 0 & p == NULL) | 
| 465 | + | error(CONSISTENCY, "bad buffer handed to serv_request"); | 
| 466 | + | #endif | 
| 467 |  | /* get server's attention for big request */ | 
| 468 |  | if (nbytes >= BIGREQSIZ-sizeof(MSGHEAD)) { | 
| 469 |  | serv_request(DR_ATTEN, 0, NULL); |