AMD PCM-5896 Bedienungsanleitung PDF herunterladen (Seite 38)

38

terminal settings done, now handle

input

In this example, inputting a 'z' at

the beginning of a line will

exit the program.

*/

while (STOP==FALSE) { /* loop until

we have a terminating condition */

/* read blocks program execution until

a line terminating character is

input, even if more than 255 chars

are input. If the number

of characters read is smaller than

the number of chars available,

subsequent reads will return the

remaining chars. res will be set

to the actual number of characters

actually read */

res = read(fd,buf,255);

buf[res]=0; /* set end

of string, so we can printf */

printf(":%s:%d\n", buf, res);

if (buf[0]=='z') STOP=TRUE;

}

/* restore the old port settings */

tcsetattr(fd,TCSANOW,&oldtio);

}

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