fork download 
  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4.  
  5. char **read_command(char *text) {
  6.     int index=0;
  7.     char **res=NULL;
  8.     char *command= malloc(strlen(text)+1);
  9.     strcpy(command, text);
  10.     char *tok = strtok(command, " ");
  11.     while(tok!=NULL) {
  12.         res = realloc(res, sizeof(char*)*(index+1));
  13.         char *dup = malloc(strlen(tok)+1);
  14.         strcpy(dup, tok);
  15.         res[index++] = dup;
  16.         tok = strtok(NULL, " ");
  17.     }
  18.     res[index++]=NULL;
  19.     free(command);
  20.     return res;
  21. }
  22.  
  23. int main(void) {
  24. 	char *input="read A B C";
  25.     char **command = read_command(input);
  26.     for (int i = 0 ; command[i] ; i++) {
  27.     	printf("'%s'\n", command[i]);
  28.     }
  29. 	return 0;
  30. }
  31.  
Success #stdin #stdout 0s 2424KB
comments (?)
stdin 
Standard input is empty
stdout 
'read'
'A'
'B'
'C'
https://ideone.com/Qm2zpt
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!