void CommandInterpreter::printUsage(CommandInterpreter::Command *cmd)
{
printf("Usage: ");
printAliases(cmd);
printf(" ");
printArguments(cmd, true);
printf("\n");
}
extern void installLanguageAliasesDefault (const langType language)
{
parserDefinition* lang;
Assert (0 <= language && language < (int) LanguageCount);
lang = LanguageTable [language];
if (lang->currentAliaes != NULL)
stringListDelete (lang->currentAliaes);
if (lang->aliases == NULL)
lang->currentAliaes = stringListNew ();
else
{
lang->currentAliaes =
stringListNewFromArgv (lang->aliases);
}
if (Option.verbose)
printAliases (language);
verbose ("\n");
}
void runInternal(int m){
int result;
char *promptBuff;
promptBuff = NULL;
switch(m){
case 0:
strcpy(home, getenv("HOME"));
int i = chdir(home);
if(i<0) printf("Couldn't restore\n");
else{
printf("directory changed\n");
printf("HOME: %s\n", home);
}
exit(0);
case 1:
/*if(par[1] != NULL){
printf("%s is an Unknown command 2\n", *par);
}
else{*/
printf("PATH = %s\n", getenv("PATH"));
/*}*/
break;
case 2:
if(par[1] == NULL){
printf("%s is an Unknown command 3\n", *par);
}
else{
int newPath = setenv(par[1], par[1], 0);
printf("%d", newPath);
/*const char* path = getenv("PATH");
printf("PATH :%s\n",(path!=NULL)? path : "getenv returned NULL");*/
}
break;
case 3:
result= 0;
if(par[1] == NULL){
chdir("..");
}
else{
result = chdir(par[1]);
if(result == 0){
printf("\nDirectory changed to %s\n", par[1]);
}
else{
switch(errno){
case EACCES: perror("Permission denied");
break;
case EIO: perror("");
break;
case ENAMETOOLONG: perror("");
break;
case ENOTDIR: perror("");
break;
case ENOENT: perror("");
break;
}
}
}
break;
case 4:
printHistory();
break;
case 5: if(par[1] == NULL || par[2] == NULL) {
printAliases();
} else {
addAlias();
}
}
}
void runInternal(int m){
int result;
char *promptBuff;
promptBuff = NULL;
switch(m){
case 0:
home = getenv("HOME");
int i = chdir(home);
if(i<0) printf("Couldn't restore\n");
else{
printf("directory changed\n");
printf("HOME: %s\n", home);
}
exit(0);
case 1:
/*if(par[1] != NULL){
printf("%s is an Unknown command 2\n", *par);
}
else{*/
printf("PATH = %s\n", getenv("PATH"));
/*}*/
break;
case 2:
if(par[1] == NULL){
printf("%s is an Unknown command 3\n", *par);
}
else{
int newPath = setenv(par[1], par[1], 0);
printf("%d", newPath);
/*const char* path = getenv("PATH");
printf("PATH :%s\n",(path!=NULL)? path : "getenv returned NULL");*/
}
break;
case 3:
result= 0;
if(par[1] == NULL){
chdir("..");
}
else{
result = chdir(par[1]);
if (getcwd(promptBuff, sizeof(par[1])) != NULL);
else{
printf("FAILED\n");
}
if(result == 0){
printf("Directory changed to %s\n", par[1]);
}
else{
switch(result){
case EACCES: perror("Permission denied");
break;
case EIO: perror("An input output error occured");
break;
case ENAMETOOLONG: perror("Path is too long");
break;
case ENOTDIR: perror("A component of path not a directory");
break;
case ENOENT: perror("No such file or directory"); printf("enoent\n");
default: printf("Couldn't change directory to %s", par[1] );
}
}
}
break;
case 4:
printHistory();
break;
case 5: if(par[1] == NULL || par[2] == NULL) {
printAliases();
} else {
addAlias();
}
}
}
