Pliki_SOP/Microshell/microshell.c

55 lines
988 B
C
Raw Normal View History

2019-01-10 12:56:56 +01:00
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
const int max = 1000;
2019-01-10 13:13:37 +01:00
void cut(char **argv, char *command){
int i = 0, w = 0, x = 0;
char argument[100];
while (1){
if(command[i] == 10){
argv[w] = NULL;
break;
}
else if (command[i] == 32){
i+=1;
x=0;
continue;
}
else{
while(command[i] != 32 && command[i]!=10){
argument[x]=command[i];
x+=1;
i+=1;
}
argument[x] = '\0';
argv[w]=malloc(x+1 * sizeof(char));
strcpy(argv[w], argument);
w+=1;
}
}
2019-01-10 12:56:56 +01:00
}
int main (){
2019-01-10 13:13:37 +01:00
char* argv[100];
while (1){
char komenda[max], directory[max];
if (getcwd(directory, sizeof(directory)) == NULL){
perror("getcwd() error");
return 1;
}
printf("[%s]$ ", directory);
fgets(komenda, max, stdin);
2019-01-10 13:17:30 +01:00
cut(argv, komenda);
2019-01-10 13:59:45 +01:00
if (argv[0]==NULL)
continue;
else if (!strcmp(argv[0], "exit"))
2019-01-10 13:13:37 +01:00
break;
2019-01-10 13:17:30 +01:00
else
2019-01-10 13:13:37 +01:00
execvp(argv[0], argv);
}
return 0;
2019-01-10 12:56:56 +01:00
}