#include "sig.h"

#include "readwrite.h"

#include "exit.h"

#include "env.h"

#include "qmail.h"

#include "strerr.h"

#include "substdio.h"

#include "fmt.h"

#define FATAL "forward: fatal: "

void die_nomem() { strerr_die2x(111,FATAL,"out of memory"); }

struct qmail qqt;

int mywrite(fd,buf,len) int fd; char *buf; int len;

{

  qmail_put(&qqt,buf,len);

  return len;

}

char inbuf[SUBSTDIO_INSIZE];

char outbuf[1];

substdio ssin = SUBSTDIO_FDBUF(read,0,inbuf,sizeof inbuf);

substdio ssout = SUBSTDIO_FDBUF(mywrite,-1,outbuf,sizeof outbuf);

char num[FMT_ULONG];

void main(argc,argv)

int argc;

char **argv;

{

  char *sender;

  char *dtline;

  char *qqx;

  sig_pipeignore();

  sender = env_get("NEWSENDER");

  if (!sender)

    strerr_die2x(100,FATAL,"NEWSENDER not set");

  dtline = env_get("DTLINE");

  if (!dtline)

    strerr_die2x(100,FATAL,"DTLINE not set");

  if (qmail_open(&qqt) == -1)

    strerr_die2sys(111,FATAL,"unable to fork: ");

  qmail_puts(&qqt,dtline);

  if (substdio_copy(&ssout,&ssin) != 0)

    strerr_die2sys(111,FATAL,"unable to read message: ");

  substdio_flush(&ssout);

  num[fmt_ulong(num,qmail_qp(&qqt))] = 0;

  qmail_from(&qqt,sender);

  while (*++argv) qmail_to(&qqt,*argv);

  qqx = qmail_close(&qqt);

  if (*qqx) strerr_die2x(*qqx == 'D' ? 100 : 111,FATAL,qqx + 1);

  strerr_die2x(0,"forward: qp ",num);

}