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Annotation of researchv9/sys/dev/cons.c, revision 1.1.1.2

1.1       root        1: /*
                      2:  * SUN-3 console driver
                      3:  */
                      4: #include "../machine/sunromvec.h"
                      5: 
                      6: /*
                      7:  * Print a character on console.
                      8:  */
                      9: cnputc(c)
                     10:        register int c;
                     11: {
                     12:        register int s;
                     13: 
                     14:        s = spl7();
                     15:        if (c == '\n')
                     16:                (*romp->v_putchar)('\r');
                     17:        (*romp->v_putchar)(c);
                     18:        (void) splx(s);
                     19: }
                     20: 
                     21: cngetc()
                     22: {
                     23:        register int c;
                     24: 
                     25:        while ((c = (*romp->v_mayget)()) == -1)
                     26:                ;
                     27:        return (c);
                     28: }

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