setcbrk

Sets control-break setting.

Defined in header <dos.h>

Syntax

#include <dos.h>
int setcbrk(int cbrkvalue);

Portability

Remarks

setcbrk uses the DOS system call 0x33 to turn control-break checking on or off.

value - 0 Turns checking off (check only during I/O to console, printer, or communications devices).

value = 1 Turns checking on (check at every system call).

Return value

setcbrk returns cbrkvalue, the value passed.

See also

• getcbrk

Example

#include <dos.h>
#include <conio.h>
#include <stdio.h>
int main(void)
{
   int break_flag;
   printf("Enter 0 to turn control  break off\n")
   printf("Enter 1 to turn control  break on\n");
   break_flag = getchO   - 0;
   setcbrk (break_flag);
   if (getcbrkO)
      printf ("Cntrl-brk flag is on\n");
   else
      printf ("Cntrl-brk flag is off\n");
   return 0;

Differences from modern implementations

Nothing recorded yet.

Modern references

• Microsoft C runtime (search)

These are search links, not yet checked by hand.

Stable link: /3.1/dos.h/setcbrk/ · short form /3.1/setcbrk/