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simplified main function, fixed bug in exit, added clear function

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unknown 2019-02-22 19:19:06 +01:00
parent c42c27e028
commit 519b265164
1 changed files with 18 additions and 28 deletions
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46
myshell.c
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@ -15,7 +15,11 @@
#define RESET "\x1B[0m"
void help(){
printf(BLU " Krystian Janowicz \n Available commands: \n echo [arg] \n pwd \n cd [arg] \n date \n help \n exit \n ls \n" RESET);
printf(BLU " Krystian Janowicz \n Available commands: \n echo [arg] \n pwd \n cd [arg] \n clear \n date \n help \n exit \n ls \n" RESET);
}
void clear(){
printf("\033[H\033[J");
}
void pwd(){
@ -63,23 +67,20 @@ int echo(char command[BUFFERSIZE]){
}
int exxit(char command[BUFFERSIZE]){
char *checkThatSign = " ";
int lenght=strlen(command);
char *checkThatSign = " ";
int lenght=strlen(command);
char temp;
for(int i=0;i<=lenght-1; i++){
char temp;
temp=command[i];
char *checkThatSign = " ";
if(temp==' '){
char *rest = strpbrk(command, checkThatSign);
return rest[1]-48;
}
else{
return 0;
return command[i+1]-48;
}
}
return 0;
}
void cd(char command[BUFFERSIZE]){
@ -121,33 +122,22 @@ int main(int argc, char **argv) {
bzero(command, BUFFERSIZE);
fgets(command, BUFFERSIZE, stdin);
if (strcmp(command, "help\n") == 0){
help();
}
if (strcmp(command, "help\n") == 0){ help(); }
else if (strcmp(command, "ls\n") == 0){
chdir(*(++argv));
list_dir(".");
printf("\n");
}
else if (strcmp(command, "pwd\n") == 0){
pwd() ;
pwd();
printf("\n");
}
else if (strcmp(command, "date\n") == 0){
date() ;
}
else if (strcmp(command, "date\n") == 0){ date(); }
else if (strcmp(command, "clear\n") == 0){ clear(); }
else if((command[0]=='c') && (command[1]=='d')) { cd(command); }
else if ((command[0]=='e') && (command[1]=='c') && (command[2]=='h') && (command[3]=='o')){
echo(command);
}
else if ((command[0]=='e') && (command[1]=='x') && (command[2]=='i') && (command[3]=='t')){
int r=exxit(command);
return r;
}
else{
printf ("ERROR: didn't found that command, try 'help' \n" ) ;
}
else if ((command[0]=='e') && (command[1]=='c') && (command[2]=='h') && (command[3]=='o')){ echo(command); }
else if ((command[0]=='e') && (command[1]=='x') && (command[2]=='i') && (command[3]=='t')){ return exxit(command); }
else{ printf ("ERROR: didn't found that command, try 'help' \n" ) ; }
}while(1);