mdw@git.distorted.org.uk Git - qmail/blob - forward.c

   1 #include "sig.h"
   2 #include "readwrite.h"
   3 #include "exit.h"
   4 #include "env.h"
   5 #include "qmail.h"
   6 #include "strerr.h"
   7 #include "substdio.h"
   8 #include "fmt.h"
   9
  10 #define FATAL "forward: fatal: "
  11
  12 void die_nomem() { strerr_die2x(111,FATAL,"out of memory"); }
  13
  14 struct qmail qqt;
  15
  16 int mywrite(fd,buf,len) int fd; char *buf; int len;
  17 {
  18   qmail_put(&qqt,buf,len);
  19   return len;
  20 }
  21
  22 char inbuf[SUBSTDIO_INSIZE];
  23 char outbuf[1];
  24 substdio ssin = SUBSTDIO_FDBUF(read,0,inbuf,sizeof inbuf);
  25 substdio ssout = SUBSTDIO_FDBUF(mywrite,-1,outbuf,sizeof outbuf);
  26
  27 char num[FMT_ULONG];
  28
  29 void main(argc,argv)
  30 int argc;
  31 char **argv;
  32 {
  33   char *sender;
  34   char *dtline;
  35   char *qqx;
  36
  37   sig_pipeignore();
  38
  39   sender = env_get("NEWSENDER");
  40   if (!sender)
  41     strerr_die2x(100,FATAL,"NEWSENDER not set");
  42   dtline = env_get("DTLINE");
  43   if (!dtline)
  44     strerr_die2x(100,FATAL,"DTLINE not set");
  45
  46   if (qmail_open(&qqt) == -1)
  47     strerr_die2sys(111,FATAL,"unable to fork: ");
  48   qmail_puts(&qqt,dtline);
  49   if (substdio_copy(&ssout,&ssin) != 0)
  50     strerr_die2sys(111,FATAL,"unable to read message: ");
  51   substdio_flush(&ssout);
  52
  53   num[fmt_ulong(num,qmail_qp(&qqt))] = 0;
  54
  55   qmail_from(&qqt,sender);
  56   while (*++argv) qmail_to(&qqt,*argv);
  57   qqx = qmail_close(&qqt);
  58   if (*qqx) strerr_die2x(*qqx == 'D' ? 100 : 111,FATAL,qqx + 1);
  59   strerr_die2x(0,"forward: qp ",num);
  60 }