#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>

#include "vblib.h"

static struct varbuf vbin,vbout;
static int closing=0;

void chatfn_quit(void)
{
	vbputstring(&vbout,"Closing...\n");
	closing=1;
}

void chatfn_test0(void)
{
static int total=0;

	vbprintf(&vbout,"Test-0 command run times: %d\n",total++);
}

void chatfn_test2(void)
{
static int total=0;

	vbprintf(&vbout,"Test-2 command run times: %d, arg0=\"%s\", arg1=\"%s\"\n",
		total++,chat_cmdpars[0],chat_cmdpars[1]);
}

const struct chat_cmdtab chat_cmdtable[]={
	{"test0",0,chatfn_test0,"Test command with no arguments"},
	{"test2",2,chatfn_test2,"Test command with 2 arguments"},
	{NULL,0,NULL,NULL}};

int main(int argc,char **argv)
{
int arg;
char *buf=NULL;
size_t bufsiz=0;
ssize_t offs,now;

	for (arg=1;arg<argc;arg++)
		printf("Ignored argument %d: %s\n",arg,*++argv);
	VB_LOG(CRIT,"Trying CRIT dumb logging for the %dst time",1);
	vbinit(&vbin);
	vbinit(&vbout); chat_vbout=&vbout;
	while (!closing) {
		fputs("> ",stdout); fflush(stdout);
		while ((offs=vbchrn(&vbin,0,'\n',+1))==-1) {
			if (!vbin.free) vbgrow(&vbin,0);
			now=read(STDIN_FILENO,vbin.l->buf+vbin.l->size-vbin.free,vbin.free);
			if (now<=0) {
				printf("\nError while reading input: %s\n",strerror(errno));
				exit(EXIT_FAILURE);
				}
			vbin.free-=now;
			}
		if (bufsiz<offs+1)
			buf=realloc(buf,min(2*(offs+1),1024));
		vbread(&vbin,buf,offs+1);
		buf[offs]='\0';
		chat_proccmd("vbtest",buf);
		vbreadfd(&vbout,STDOUT_FILENO);
		}
	puts("Closed.");
	return(EXIT_SUCCESS);
}