From 89b7b67a13ebb7965cc7f13ad0595e2194a2d34c Mon Sep 17 00:00:00 2001
From: Jannis Hoffmann <jannis@fehcom.de>
Date: Wed, 3 Jul 2024 15:48:04 +0200
Subject: add sqmail-4.2.29a

---
 src/qmail-rspawn.c | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 src/qmail-rspawn.c

(limited to 'src/qmail-rspawn.c')

diff --git a/src/qmail-rspawn.c b/src/qmail-rspawn.c
new file mode 100644
index 0000000..66a8b70
--- /dev/null
+++ b/src/qmail-rspawn.c
@@ -0,0 +1,99 @@
+#include <unistd.h>
+#include <sys/stat.h>
+#include "fd.h"
+#include "wait.h"
+#include "buffer.h"
+#include "exit.h"
+#include "error.h"
+#include "ipalloc.h"
+#include "tcpto.h"
+#include "auto_qmail.h"
+#include "open.h"
+#include "pathexec.h"
+
+void initialize(int argc,char **argv) { tcpto_clean(); }
+
+int truncreport = 0;
+
+void report(buffer *log,int wstat,char *s,int len)
+{
+  int j;
+  int k;
+  int result;
+  int orr;
+
+  if (wait_crashed(wstat)) { buffer_putsflush(log,"Zqmail-spawn: qmail-remote crashed.\n"); return; }
+
+  switch (wait_exitcode(wstat)) {
+    case   0: break;
+    case 111: buffer_putsflush(log,"Zqmail-rspawn: Unable to run qmail-remote.\n"); break;
+    default:  buffer_putsflush(log,"Dqmail-rspawn: Unable to run qmail-remote. \n"); return;
+  }
+
+  if (!len) { buffer_putsflush(log,"Zqmail-rspawn: qmail-remote produced no output.\n"); return; }
+
+  result = -1;
+  j = 0;
+
+  for (k = 0; k < len; ++k)
+    if (!s[k]) {
+      if (s[j] == 'K') { result = 1; break; }
+      if (s[j] == 'Z') { result = 0; break; }
+      if (s[j] == 'D') break;
+      j = k + 1;
+    }
+
+  orr = result;
+
+  switch (s[0]) {
+    case 's': orr = 0; break;
+    case 'h': orr = -1;
+  }
+
+  switch (orr) {
+    case  1: buffer_put(log,"K",1); break;
+    case  0: buffer_put(log,"Z",1); break;
+    case -1: buffer_put(log,"D",1); break;
+  }
+
+  for (k = 1; k < len;)
+    if (!s[k++]) {
+      buffer_puts(log,s + 1);
+      if (result <= orr)
+        if (k < len)
+          switch (s[k]) {
+            case 'Z': case 'D': case 'K':
+                      buffer_puts(log,s + k + 1);
+          }
+    break;
+   }
+}
+
+int spawn(int fdmess,int fdout,const char *s,char *r,const int at) 
+{
+  int f;
+  char *(args[5]);
+  struct stat st;
+
+  if (chdir(auto_qmail) == -1) _exit(110);
+  if (!stat("control/dkimdomains",&st))
+    args[0] = "qmail-dksign";
+  else 
+    args[0] = "qmail-remote";
+  args[1] = r + at + 1;
+  args[2] = s;
+  args[3] = r;
+  args[4] = 0;
+
+  if (chdir("queue/mess") == -1) _exit(110);
+
+  if (!(f = vfork())) {
+    if (fd_move(0,fdmess) == -1) _exit(111);
+    if (fd_move(1,fdout) == -1) _exit(111);
+    if (fd_copy(2,1) == -1) _exit(111);
+    pathexec(args);
+    if (errno) _exit(111);
+    _exit(100);
+  }
+  return f;
+}
-- 
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