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1.1 ! root 1: static char *sccsid = "@(#)call.c 4.1 (Berkeley) 10/1/80"; ! 2: char *dn; ! 3: ! 4: main(argc, argv) ! 5: char *argv[]; ! 6: { ! 7: register f, n, c; ! 8: ! 9: ! 10: if(argc < 2) ! 11: goto arg; ! 12: dn = "/dev/dn0"; ! 13: if(*argv[1] == '-') { ! 14: dn = argv[1]+1; ! 15: argc--; ! 16: argv++; ! 17: } ! 18: if(argc < 2) ! 19: goto arg; ! 20: c = 0; ! 21: loop: ! 22: f = open(dn, 1); ! 23: if(f < 0) ! 24: goto slp; ! 25: for(n=0; argv[1][n]; n++) ! 26: ; ! 27: alarm(120); ! 28: if(write(f, argv[1], n) == n) ! 29: exit(0); ! 30: ! 31: slp: ! 32: if(f >= 0) ! 33: close(f); ! 34: c++; ! 35: if(c > 100) ! 36: exit(1); ! 37: sleep(10); ! 38: goto loop; ! 39: ! 40: arg: ! 41: printf("arg c\n"); ! 42: exit(1); ! 43: }
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