Cube  Diff

// command.cpp: implements the parsing and execution of a tiny script language
// which is largely backwards compatible with the quake console language.

#include "cube.h"

enum { ID_VAR, ID_COMMAND, ID_ALIAS };

@interface Ident : OFObject
@property (nonatomic) int type; // one of ID_* above
@property (nonatomic) char *name;
@property (nonatomic) int min, max;  // ID_VAR
@property (nonatomic) int *storage;  // ID_VAR
@property (nonatomic) void (*fun)(); // ID_VAR, ID_COMMAND
@property (nonatomic) int narg;      // ID_VAR, ID_COMMAND
@property (nonatomic) char *action;  // ID_ALIAS
@property (nonatomic) bool persist;
@end

@implementation Ident
@end

void
itoa(char *s, int i)

	if (!completesize) {
		completesize = (int)strlen(s) - 1;
		completeidx = 0;
	}
	__block int idx = 0;
	[idents enumerateKeysAndObjectsUsingBlock:^(
	    OFString *name, Ident *ident, bool *stop) {
		if (strncmp(ident.name, s + 1, completesize) == 0 &&
		    idx++ == completeidx) {
			strcpy_s(s, "/");
			strcat_s(s, ident.name);
		}
	}];
	completeidx++;
	if (completeidx >= idx)
		completeidx = 0;
}

bool

	           "this file to have defaults.cfg overwrite these "
	           "settings\n// modify settings in game, or put settings in "
	           "autoexec.cfg to override anything\n\n");
	writeclientinfo(f);
	fprintf(f, "\n");
	[idents enumerateKeysAndObjectsUsingBlock:^(
	    OFString *name, Ident *ident, bool *stop) {
		if (ident.type == ID_VAR && ident.persist) {
			fprintf(f, "%s %d\n", ident.name, *ident.storage);
		}
	}];
	fprintf(f, "\n");
	writebinds(f);
	fprintf(f, "\n");
	[idents enumerateKeysAndObjectsUsingBlock:^(
	    OFString *name, Ident *ident, bool *stop) {
		if (ident.type == ID_ALIAS && !strstr(ident.name, "nextmap_")) {
			fprintf(
			    f, "alias \"%s\" [%s]\n", ident.name, ident.action);
		}
	}];
	fclose(f);
}

COMMAND(writecfg, ARG_NONE);

// below the commands that implement a small imperative language. thanks to the