Return to README CVS log

Up to [Power 6/32 Unix Tahoe 4.2BSD] / cci / d / io / Lib

Annotation of cci/d/io/Lib/README, revision 1.1.1.1

1.1       root        1: 
                      2: Directory : /va/accts/integ/code/macro/io/Lib
                      3: 
                      4:        This is a stand alone library contains I/O routines to CPU2 console.
                      5:        The following routines are available :
                      6:        readc(), reads(s), writec(c), writes(s), writeh(hex), writed(dec)
                      7: 
                      8: (1)** Usage from C program :
                      9: 
                     10:        #include "/va/accts/integ/code/macro/io/Lib/bio.c
                     11:        #include "/va/accts/integ/code/macro/io/Lib/cp.c
                     12:        dummy()
                     13:        {       char c, s[200];
                     14:                long hex, dec;
                     15: 
                     16:                c = readc();    /* Read 1 char from console */
                     17:                reads(s);       /* Read a string, terminated by '\0' */
                     18:                                /* or '\n' from console */
                     19:                writec(c);      /* Write a char to console */
                     20:                writes(s);      /* Write a string to console */
                     21:                writeh(hex);    /* Write a number in HEX to console */
                     22:                writed(dec);    /* Write a number in DEC to console */
                     23:        }
                     24: 
                     25: (2)** Usage from assembly program :
                     26: 
                     27:        pushb   c
                     28:        callf   $8,_writec      /* Write char c to console */
                     29:        pushab  s
                     30:        callf   $8,_writes      /* Write string s to console */
                     31:        pushl   hex
                     32:        callf   $8,_writeh      /* Write a hex number to console */
                     33:        pushl   dec
                     34:        callf   $8,_writed      /* Write a decimal number to console */
                     35: 
                     36:        callf   $4,_readc       /* Read a char from console */
                     37:        movb    r0,c
                     38: 
                     39:        pushab  str
                     40:        callf   $8,_reads       /* Read a string from console */
                     41: 
                     42:        .data
                     43: 
                     44: c:     .byte   'a'
                     45: str:   .space  200
                     46: s:     .ascii  "abcdefghi......w\0"    
                     47: 
                     48:        .align  2
                     49: hex:   .long   0
                     50: dec:   .long   0

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.