/*
========================
CopyString
NOTE: never write over the memory CopyString returns because
memory from a memstatic_t might be returned
========================
*/
char *CopyString( const char *in ) {
char *out;
if (!in[0]) {
return ((char *)&gEmptyString) + sizeof(zoneHeader_t);
}
else if (!in[1]) {
if (in[0] >= '0' && in[0] <= '9') {
return ((char *)&gNumberString[in[0]-'0']) + sizeof(zoneHeader_t);
}
}
out = (char *) S_Malloc (strlen(in)+1);
strcpy (out, in);
Z_Label(out,in);
return out;
}
/*
============
Cmd_AddCommand
============
*/
void Cmd_AddCommand( const char *cmd_name, xcommand_t function ) {
cmd_function_t *cmd;
// fail if the command already exists
for ( cmd = cmd_functions ; cmd ; cmd=cmd->next ) {
if ( !strcmp( cmd_name, cmd->name ) ) {
// allow completion-only commands to be silently doubled
if ( function != NULL ) {
Com_Printf ("Cmd_AddCommand: %s already defined\n", cmd_name);
}
return;
}
}
cmd = (struct cmd_function_s *) S_Malloc (sizeof(cmd_function_t));
cmd->name = CopyString( cmd_name );
cmd->function = function;
cmd->next = cmd_functions;
cmd_functions = cmd;
Z_Label(cmd,cmd_name);
}
