en:ibm:prcp:kbd:synch

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en:ibm:prcp:kbd:synch [2014/05/16 18:41] – created valeriusen:ibm:prcp:kbd:synch [2016/09/15 03:06] (current) – valerius
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 ==== KbdSynch ==== ==== KbdSynch ====
  
-**Bindings**: +**Bindings**: [[synch#C bindings|C]], [[synch#MASM bindings|MASM]]
- +
-**C**: +
-<code c> +
-#define INCL_KBD +
- +
-USHORT  rc = KbdSynch(IOWait); +
- +
-USHORT           IOWait;        /* Indicate if wait */ +
- +
-USHORT           rc;            /* return code */ +
-</code> +
- +
-**MASM**: +
-<code asm> +
-EXTRN  KbdSynch:FAR +
-INCL_KBD            EQU 1 +
- +
-PUSH   WORD    IOWait        ;Indicate if wait +
-CALL   KbdSynch +
- +
-Returns WORD +
-</code>+
  
 This call synchronizes access from a keyboard subsystem to the keyboard device driver.  This call synchronizes access from a keyboard subsystem to the keyboard device driver. 
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 //KbdSynch// blocks all other threads within a session until return from the subsystem to the router. To ensure proper synchronization, //KbdSynch// should be issued by a keyboard subsystem if it intends to issue a //DosDevIOCtl// or access dynamically shared data. //KbdSynch// does not protect globally shared data from threads in other sessions.  //KbdSynch// blocks all other threads within a session until return from the subsystem to the router. To ensure proper synchronization, //KbdSynch// should be issued by a keyboard subsystem if it intends to issue a //DosDevIOCtl// or access dynamically shared data. //KbdSynch// does not protect globally shared data from threads in other sessions. 
 +
 +=== C bindings ===
 +
 +<code c>
 +#define INCL_KBD
 +
 +USHORT  rc = KbdSynch(IOWait);
 +
 +USHORT           IOWait;        /* Indicate if wait */
 +
 +USHORT           rc;            /* return code */
 +</code>
 +
 +=== MASM bindings ===
 +
 +<code asm>
 +EXTRN  KbdSynch:FAR
 +INCL_KBD            EQU 1
 +
 +PUSH   WORD    IOWait        ;Indicate if wait
 +CALL   KbdSynch
 +
 +Returns WORD
 +</code>
 +