BSD 3 development

[unix-history] / usr / src / cmd / uucp / getargs.c

#include <stdio.h>


/*******
*      getargs(s, arps)
*      char *s, *arps[];
*
*      getargs  -  this routine will generate a vector of
*      pointers (arps) to the substrings in string "s".
*      Each substring is separated by blanks and/or tabs.
*
*      return - the number of subfields.
*/

getargs(s, arps)
char *s, *arps[];
{
       int i;

       i = 0;
       while (1) {
               arps[i] = NULL;
               while (*s == ' ' || *s == '\t')
                       *s++ = '\0';
               if (*s == '\n')
                       *s = '\0';
               if (*s == '\0')
                       break;
               arps[i++] = s++;
               while (*s != '\0' && *s != ' '
                       && *s != '\t' && *s != '\n')
                               s++;
       }
       return(i);
}