BSD 1 development

[unix-history] / s6 / repeat.c

/*
* repeat count command
*
* Author: Jeff Schriebman
*/
char    *args[100];
char    string[10000];

main(argc, argv)
int argc;
char *argv[];
{
       int i,knt,status;
       char **argp, *strp, *p;

       if(argc < 3) {
               printf("arg count\n");
               exit();
       }
       argc--;
       argv++;
       knt= a2i(*argv++);
       argc--;
       argp = args;
       strp = string;
       for (i=0; i<9; i++)
               *strp++ = "/usr/bin/"[i];
       for(i=0; i<argc; i++) {
               *argp++ = strp;
               p = *argv++;
               while(*strp++ = *p++);
       }
       *argp = 0;

       for(i=0; i<knt; i++)
       {
               if(fork())wait(&status);
               else
               {
                       execv(string+9, args);
                       execv(string+4, args);
                       execv(string, args);
                       printf("%s not found\n", string+9);
                       exit();
               }
       }
}
a2i(strng)
char    strng[];
{
       int i,n,sign;
       char    ch;

       i=0;
       n=0; sign=1;
       while((ch=strng[i++])==' ');
       if(ch== '-'){sign= -1; ch=strng[i++];};
       while(ch>='0' & ch<='9')
       {       n=n*10+(ch-'0');
               ch=strng[i++];
       };
       return(sign*n);
}