int main (int argc, char *argv[])
{
if(argc<2)
{
fprintf(stderr,"Usage:<exec><ps_command>\n");
exit(0);
}
if(strcmp(argv[1],"ps")!=0)
{
fprintf(stderr,"Command Not Recognised\n");
exit(0);
}
if(argv[2]==NULL)
{
fprintf(stderr,"Error getting command\n");
exit(0);
}
if(strcmp(argv[2],"-elf")==0)
{
pidelf();
}
else if(strcmp(argv[2],"aux")==0)
{
pidaux();
}
else
{
fprintf(stderr,"Command not Found!!\n");
exit(0);
}
return 0;
}
int main(int argc, char *argv[]){
int i, mode = NORMAL, cmdArgc;
size_t len = INPUT_STRING_SIZE;
char *cpt, *inputString, *cmdArgv[INPUT_STRING_SIZE], *supplement = NULL;
inputString = (char*)malloc(sizeof(char)*INPUT_STRING_SIZE);
while(1){
mode = NORMAL;
printf("OSassignment_shell-> $");
getline( &inputString, &len, stdin);
if(strcmp(inputString, "exit\n")== 0)
exit(0);
cmdArgc = parse(inputString, cmdArgv, &supplement, &mode);
if(strcmp(*cmdArgv, "cd") == 0){
chdir(cmdArgv[1]);
}
else if(strcmp(*cmdArgv,"ls")==0){
execute_ls();
}
else if (strcmp(*cmdArgv,"ls-a")==0){
excecute_a();
}
else if(strcmp(*cmdArgv,"ls-l")==0){
excecute_lp();
}
else if(strcmp(*cmdArgv,"ps")==0){
pidaux();
}
else
execute(cmdArgv, mode, &supplement);//cmdargv-total input string, mode-e.g -elf -l, supplement- check the pipe supplement
}
return 0;
}
int main (int argc, char *argv[])
{
pidaux();
return 0;
}
