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Annotation of coherent/b/kernel/tools/ftmkdev.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * File:       ftmkdev.c
                      3:  *
                      4:  * Purpose:    create nodes for floppy tape
                      5:  *
                      6:  * $Log:       ftmkdev.c,v $
                      7:  * Revision 1.1  93/06/14  13:29:32  bin
                      8:  * Initial revision
                      9:  * 
                     10:  */
                     11: /*
                     12:  * ----------------------------------------------------------------------
                     13:  * Includes.
                     14:  */
                     15: #include <sys/xlft.h>
                     16: 
                     17: /*
                     18:  * ----------------------------------------------------------------------
                     19:  * Definitions.
                     20:  *     Constants.
                     21:  *     Macros with argument lists.
                     22:  *     Typedefs.
                     23:  *     Enums.
                     24:  */
                     25: #define LO_MN          0x40            /* low minor number to generate  */
                     26: #define NUM_DEVS       64              /* number of devices to generate */
                     27: 
                     28: #define DNAME_LEN      20
                     29: 
                     30: /*
                     31:  * ----------------------------------------------------------------------
                     32:  * Functions.
                     33:  *     Import Functions.
                     34:  *     Export Functions.
                     35:  *     Local Functions.
                     36:  */
                     37: static void genName();
                     38: 
                     39: /*
                     40:  * ----------------------------------------------------------------------
                     41:  * Global Data.
                     42:  *     Import Variables.
                     43:  *     Export Variables.
                     44:  *     Local Variables.
                     45:  */
                     46: 
                     47: /*
                     48:  * ----------------------------------------------------------------------
                     49:  * Code.
                     50:  */
                     51: 
                     52: main(argc, argv)
                     53: int argc;
                     54: char * argv[];
                     55: {
                     56:        int     m;      /* minor number */
                     57:        char    dname[DNAME_LEN];
                     58: 
                     59:        printf("/bin/mkdir /dev/ft\n");
                     60:        printf("/bin/chmog 777 sys sys /dev/ft\n");
                     61: 
                     62:        for (m = LO_MN; m < LO_MN + NUM_DEVS; m++) {
                     63: 
                     64:                /* Generate device name. */
                     65:                genName(m, dname);
                     66: 
                     67:                printf("/etc/mknod -f /dev/ft/%s c 4 %d\n", dname, m);
                     68:        }
                     69:        printf("/bin/chmog 666 sys sys /dev/ft/*\n");
                     70: }
                     71: 
                     72: static void
                     73: genName(m, str)
                     74: int m;
                     75: char * str;
                     76: {
                     77:        int     unit, format, control, noRewind, retension;
                     78: 
                     79:        unit = m & M_UNT;
                     80:        format = m & M_FMT;
                     81:        control = m & M_CTL;
                     82:        noRewind = m & M_REW;
                     83:        retension = m & M_RET;
                     84: 
                     85:        sprintf(str, "f%dq%d0%s%s%s",
                     86:          unit,
                     87:          (format) ? 8 : 4,
                     88:          (control) ? "c" : "",
                     89:          (noRewind) ? "n" : "",
                     90:          (retension) ? "r" : "");
                     91: }

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