deltr.c

#include "common.h"

void usage (void);

int main (int argc, char **argv)
{
        njb_t njbs[NJB_MAX_DEVICES], *njb;
        u_int32_t id;
        int n, debug, syntax, opt;
        extern int optind;
        extern char *optarg;
        char *endptr;

        debug= syntax= 0;

        while ( (opt= getopt(argc, argv, "D:")) != -1 ) {
                switch (opt) {
                case 'D':
                        debug= atoi(optarg);
                        break;
                default:
                        usage();
                }
        }
        argc-= optind;
        argv+= optind;

        if ( argc != 1 ) usage();

        id= strtoul(argv[0], &endptr, 10);
        if ( endptr[0] != '\0' ) {
                fprintf(stderr, "invalid track id %s\n", argv[0]);
                return 1;
        }

        if ( debug ) NJB_Set_Debug(debug);

        if ( NJB_Discover(njbs, 0, &n) == -1 ) {
                fprintf(stderr, "could not locate any jukeboxes\n");
                return 1;
        }

        if ( n == 0 ) {
                fprintf(stderr, "no NJB devices found\n");
                return 0;
        }

        njb= njbs;

        if ( NJB_Open(njb) == -1 ) {
                NJB_Error_Dump(njb, stderr);
                return 1;
        }

        if ( NJB_Capture(njb) == -1 ) {
                NJB_Error_Dump(njb, stderr);
                return 1;
        }

        if ( NJB_Delete_Track(njb, id) == -1 ) {
                NJB_Error_Dump(njb, stderr);
        }

        NJB_Release(njb);

        NJB_Close(njb);

        return 0;
}

void usage (void)
{
        fprintf(stderr, "usage: deltr [ -D debuglvl ] <trackid>\n");
        exit(1);
}

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