36  * split - divide a string into fields, like awk split()
38  * returns number of fields, including overflow
40  * fields[]	list is not NULL-terminated
41  * nfields	number of entries available in fields[]
45 split(char *string, char *fields[], int nfields, const char *sep)  in split()  argument
52 	char **fp = fields;  in split()
85 		/* we have overflowed the fields vector -- just count them */  in split()
115 		/* we have overflowed the fields vector -- just count them */  in split()
188 	char *fields[MNF];  in main()  local
197 			(void) split(buf, fields, MNF, argv[2]);  in main()
216 	char *fields[NF];  in dosplit()  local
219 	nf = split(string, fields, NF, seps);  in dosplit()
220 	print(nf, NF, fields);  in dosplit()
224 print(int nf, int nfp, char *fields)  in print()  argument
232 		printf("\"%s\"%s", fields[fn], (fn+1 < nf) ? ", " : "\n");  in print()
309 	char *fields[RNF+1];  in regress()  local
317 		fields[RNF] = NULL;  in regress()
318 		nf = split(buf, fields, RNF, tests[n].seps);  in regress()
321 			printf("split `%s' by `%s' gave %d fields, not %d\n",  in regress()
324 		} else if (fields[RNF] != NULL) {  in regress()
329 				f = fields[i];  in regress()
335 						i, fields[i], tests[n].fi[i]);  in regress()
341 			print(nf, RNF, fields);  in regress()