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File 2326-erl_call-Lift-in-erl_start.h-and-erl_start.c.patch of Package erlang (Revision e12eac3531702e716814003585fac69d)

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From 7b926b5b5e75f8f14f5f7ce61d9bacc14d0b7aa8 Mon Sep 17 00:00:00 2001
From: Kjell Winblad <kjellwinblad@gmail.com>
Date: Wed, 17 Mar 2021 07:57:26 +0100
Subject: [PATCH 6/6] erl_call: Lift in erl_start.h and erl_start.c

Lift in erl_start.h and erl_start.c into erl_call.c and remove
erl_start.h and erl_start.c to make erl_call.c self contained.
---
 lib/erl_interface/src/Makefile.in      |   3 +-
 lib/erl_interface/src/prog/erl_call.c  | 630 +++++++++++++++++++++++-
 lib/erl_interface/src/prog/erl_start.c | 634 -------------------------
 lib/erl_interface/src/prog/erl_start.h |  47 --
 4 files changed, 623 insertions(+), 691 deletions(-)
 delete mode 100644 lib/erl_interface/src/prog/erl_start.c
 delete mode 100644 lib/erl_interface/src/prog/erl_start.h

diff --git a/lib/erl_interface/src/Makefile.in b/lib/erl_interface/src/Makefile.in
index 061fd05a1d..56fdaa608e 100644
--- a/lib/erl_interface/src/Makefile.in
+++ b/lib/erl_interface/src/Makefile.in
@@ -390,8 +390,7 @@ NEVERUSED = \
 	send_link.c
 
 ERLCALL = \
-	prog/erl_call.c \
-	prog/erl_start.c
+	prog/erl_call.c
 
 
 # Note that encode/decode_term.c defines ei functions that is
diff --git a/lib/erl_interface/src/prog/erl_call.c b/lib/erl_interface/src/prog/erl_call.c
index f8f7fa6602..60940d7ae6 100644
--- a/lib/erl_interface/src/prog/erl_call.c
+++ b/lib/erl_interface/src/prog/erl_call.c
@@ -32,6 +32,9 @@
  *
  */
 
+/* An exception from using eidef.h, use config.h directly */
+#include "config.h"
+
 #ifdef __WIN32__
 #include <winsock2.h>
 #include <direct.h>
@@ -40,16 +43,23 @@
 
 #else /* unix */
 
+#include <arpa/inet.h>
+#include <errno.h>
+#include <netdb.h>
+#include <netinet/in.h>
+#include <signal.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/times.h>
 #include <sys/types.h>
 #include <sys/uio.h>
-#include <sys/time.h>
+#include <sys/wait.h>
+#include <time.h>
 #include <unistd.h>
-#include <sys/param.h> 
-#include <netdb.h>
-#include <sys/times.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
 
 #if TIME_WITH_SYS_TIME
 # include <sys/time.h>
@@ -64,6 +74,8 @@
 
 #endif
 
+#include <sys/types.h>
+
 #include <stdio.h>
 #include <stdlib.h>
 
@@ -74,8 +86,24 @@
 
 #include "ei.h"
 #include "ei_resolve.h"
-#include "erl_start.h"		/* FIXME remove dependency */
 
+#define ERL_START_MSG "gurka" /* make something up */
+#define ERL_START_TIME 10000   /* wait this long (ms) */
+#define ERL_START_LOGFILE ".erl_start.out" /* basename of logfile */
+
+/* flags used by erl_connect and erl_xconnect */
+#define ERL_START_ENODE   0x0001
+#define ERL_START_EPMD    0x0002
+#define ERL_START_LONG    0x0004
+#define ERL_START_COOKIE  0x0008
+#define ERL_START_DEBUG   0x0010
+#define ERL_START_VERBOSE 0x0020
+#define ERL_START_REMOTE  0x0040
+
+/* error return values */
+#define ERL_S_TIMEOUT    -51  /* a timeout occurred */
+#define ERL_BADARG     -52  /* an argument contained an incorrect value */
+#define ERL_SYS_ERROR  -99  /* a system error occurred (check errno) */
 
 struct call_flags {
     int startp;
@@ -100,6 +128,9 @@ struct call_flags {
     char *script;
 };
 
+/* start an erlang system */
+int erl_start_sys(ei_cnode *ec, char *alive, Erl_IpAddr addr, int flags,
+		  char *erl, char *add_args[]);
 static void usage_arg(const char *progname, const char *switchname);
 static void usage_error(const char *progname, const char *switchname);
 static void usage(const char *progname);
@@ -1172,3 +1203,586 @@ void exit_free_flags_fields(int exit_status, struct call_flags* flags) {
     }
     exit(exit_status);
 }
+
+
+/* Constants and helper functions used by erl_start_sys */
+
+/* FIXME is this a case a vfork can be used? */
+#if !HAVE_WORKING_VFORK
+# define vfork fork
+#endif
+
+#ifndef MAXPATHLEN
+#define MAXPATHLEN 1024
+#endif
+
+#ifndef RSH
+#define RSH "/usr/bin/ssh"
+#endif
+
+#ifndef HAVE_SOCKLEN_T
+typedef int SocklenType;
+#else
+typedef socklen_t SocklenType;
+#endif
+
+/* FIXME check errors from malloc */
+
+static struct in_addr *get_addr(const char *hostname, struct in_addr *oaddr);
+
+static int wait_for_erlang(int sockd, int magic, struct timeval *timeout);
+#if defined(__WIN32__)
+static int unique_id(void);
+static HANDLE spawn_erlang_epmd(ei_cnode *ec,
+				       char *alive,
+				       Erl_IpAddr adr,
+				       int flags,
+				       char *erl_or_epmd,
+				       char *args[],
+				       int port,
+				       int is_erlang);
+#else
+static int exec_erlang(ei_cnode *ec, char *alive, Erl_IpAddr adr, int flags,
+		       char *erl, char *args[],int port);
+#endif
+
+#if defined(__WIN32__)
+#define DEF_ERL_COMMAND "erl"
+#define DEF_EPMD_COMMAND "epmd"
+#define ERL_REPLY_FMT   "-s erl_reply reply \"%s\" \"%d\" \"%d\""
+#define ERL_NAME_FMT    "-noinput -name %s"
+#define ERL_SNAME_FMT   "-noinput -sname %s"
+
+#define IP_ADDR_CHARS 15
+#define FORMATTED_INT_LEN 10
+
+static int unique_id(void){
+    return (int) GetCurrentThreadId();
+}
+
+static int enquote_args(char **oargs, char ***qargs){
+    char **args;
+    int len;
+    int i;
+    int qwhole;
+    int extra;
+    char *ptr;
+    char *ptr2;
+
+    if(oargs == NULL){
+	*qargs = malloc(sizeof(char *));
+	**qargs = NULL;
+	return 0;
+    };
+
+    for(len=0;oargs[len] != NULL; ++len)
+	;
+    args = malloc(sizeof(char *) * (len + 1));
+
+    for(i = 0; i < len; ++i){
+	qwhole = strchr(oargs[i],' ') != NULL;
+	extra = qwhole * 2;
+	for(ptr = oargs[i]; *ptr != '\0'; ++ptr)
+	    extra += (*ptr == '"');
+	args[i] = malloc(strlen(oargs[i]) +
+			     extra +
+			     1);
+	ptr2 = args[i];
+	if(qwhole)
+	    *(ptr2++) = '"';
+	for(ptr = oargs[i]; *ptr != '\0'; ++ptr){
+	    if(*ptr == '"')
+		*(ptr2++) = '\\';
+	    *(ptr2++) = *ptr;
+	}
+	if(qwhole)
+	    *(ptr2++) = '"';
+	*ptr2 = '\0';
+    }
+    args[len] = NULL;
+    *qargs = args;
+    return len;
+}
+
+static void free_args(char **args){
+    char **ptr = args;
+    while(*ptr != NULL)
+	free(*(ptr++));
+    free(args);
+}
+
+/* In NT we cannot fork(), Erlang and Epmd gets 
+   spawned by this function instead. */
+
+static HANDLE spawn_erlang_epmd(ei_cnode *ec,
+				       char *alive,
+				       Erl_IpAddr adr,
+				       int flags,
+				       char *erl_or_epmd,
+				       char *args[],
+				       int port,
+				       int is_erlang)
+{
+    STARTUPINFO sinfo;
+    SECURITY_ATTRIBUTES sa;
+    PROCESS_INFORMATION pinfo;
+    char *cmdbuf;
+    int cmdlen;
+    char *ptr;
+    int i;
+    int num_args;
+    char *name_format;
+    struct in_addr myaddr;
+    struct in_addr *hisaddr = (struct in_addr *)adr;
+    char iaddrbuf[IP_ADDR_CHARS + 1];
+    HANDLE ret;
+
+    if(is_erlang){
+	get_addr(ei_thishostname(ec), &myaddr);
+	if((ptr = inet_ntoa(myaddr)) == NULL)
+	    return INVALID_HANDLE_VALUE;
+	else
+	    strcpy(iaddrbuf,ptr);
+    }
+    if ((flags & ERL_START_REMOTE) ||
+	(is_erlang && (hisaddr->s_addr != myaddr.s_addr))) {
+	return INVALID_HANDLE_VALUE;
+    } else {
+	num_args = enquote_args(args, &args);
+	for(cmdlen = i = 0; args[i] != NULL; ++i)
+	    cmdlen += strlen(args[i]) + 1;
+	if(!erl_or_epmd)
+	    erl_or_epmd = (is_erlang) ? DEF_ERL_COMMAND :
+	    DEF_EPMD_COMMAND;
+	if(is_erlang){
+	    name_format = (flags & ERL_START_LONG) ? ERL_NAME_FMT :
+		ERL_SNAME_FMT;
+	    cmdlen +=
+		strlen(erl_or_epmd) + (*erl_or_epmd != '\0') +
+		strlen(name_format) + 1 + strlen(alive) +
+		strlen(ERL_REPLY_FMT) + 1 + strlen(iaddrbuf) + 2 * FORMATTED_INT_LEN + 1;
+	    ptr = cmdbuf = malloc(cmdlen);
+	    if(*erl_or_epmd != '\0')
+		ptr += sprintf(ptr,"%s ",erl_or_epmd);
+	    ptr += sprintf(ptr, name_format,
+			   alive);
+	    ptr += sprintf(ptr, " " ERL_REPLY_FMT,
+		       iaddrbuf, port, unique_id());
+	} else { /* epmd */
+	    cmdlen += strlen(erl_or_epmd) + (*erl_or_epmd != '\0') + 1;
+	    ptr = cmdbuf = malloc(cmdlen);
+	    if(*erl_or_epmd != '\0')
+		ptr += sprintf(ptr,"%s ",erl_or_epmd);
+	    else
+		*(ptr++) = '\0';
+	}
+	for(i= 0; args[i] != NULL; ++i){
+	    *(ptr++) = ' ';
+	    strcpy(ptr,args[i]);
+	    ptr += strlen(args[i]);
+	}
+	free_args(args);
+	if (flags & ERL_START_VERBOSE) {
+	    fprintf(stderr,"erl_call: commands are %s\n",cmdbuf);
+	}
+	/* OK, one single command line... */
+	/* Hmmm, hidden or unhidden window??? */
+	memset(&sinfo,0,sizeof(sinfo));
+	sinfo.cb = sizeof(STARTUPINFO); 
+	sinfo.dwFlags = STARTF_USESHOWWINDOW /*| 
+	    STARTF_USESTDHANDLES*/;
+	sinfo.wShowWindow = SW_HIDE; /* Hidden! */
+	sinfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
+	sinfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
+	sinfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
+	sa.nLength = sizeof(sa);
+	sa.lpSecurityDescriptor = NULL;
+	sa.bInheritHandle = /*TRUE*/ FALSE;
+	if(!CreateProcess(
+			  NULL,
+			  cmdbuf,
+			  &sa,
+			  NULL,
+			  /*TRUE*/ FALSE,
+			  0 | CREATE_NEW_CONSOLE,
+			  NULL,
+			  NULL,
+			  &sinfo,
+			  &pinfo))
+	    ret = INVALID_HANDLE_VALUE;
+	else
+	    ret = pinfo.hProcess;
+	free(cmdbuf);
+	return ret;
+    }
+    /* NOTREACHED */
+}
+#else /* Unix */
+
+/* call this from the child process to start an erlang system. This
+ * function just builds the erlang command line and then calls it.
+ *
+ * node - the nodename for the new node
+ * flags - various options that can be set (see erl_start.h)
+ * erl - name of the erlang executable, or NULL for default ("erl")
+ * args - additional arguments to pass to erlang executable
+ * port - the port number where we wait for acknowledgment from the enode
+ *
+ * we have a potential problem if args conflicts with any of the 
+ * arguments we use here.
+ */
+static int exec_erlang(ei_cnode *ec,
+		       char *alive,
+		       Erl_IpAddr adr,
+		       int flags,
+		       char *erl,
+		       char *args[],
+		       int port)
+{
+#if !defined(__WIN32__) 
+  int fd,len,l,i;
+  char **s;
+  char *argv[4];
+  char argbuf[BUFSIZ];
+  struct in_addr myaddr;
+  struct in_addr *hisaddr = (struct in_addr *)adr;
+
+  if (!get_addr(ei_thishostname(ec), &myaddr)) {
+      fprintf(stderr,"erl_call: failed to find hostname\r\n");
+      return ERL_SYS_ERROR;
+  }
+
+  /* on this host? */
+  /* compare ip addresses, unless forced by flag setting to use rsh */
+  if ((flags & ERL_START_REMOTE) || (hisaddr->s_addr != myaddr.s_addr)) {
+    argv[0] = RSH;
+    len = strlen(inet_ntoa(*hisaddr));
+    argv[1] = malloc(len+1);
+    strcpy(argv[1],inet_ntoa(*hisaddr));
+  }
+  else {
+  /* Yes - use sh to start local Erlang */
+    argv[0] = "sh";
+    argv[1] = "-c";
+  }
+  argv[2] = argbuf;
+  argv[3] = NULL;
+
+  len = 0;
+  *argbuf=(char)0;
+
+  sprintf(argbuf,"exec %s ", (erl? erl: "erl"));
+  len = strlen(argbuf);
+
+  /* *must* be noinput or node (seems to) hang... */
+  /* long or short names? */
+  sprintf(&argbuf[len], "-noinput %s %s ",
+	  ((flags & ERL_START_LONG) ? "-name" : "-sname"),
+	  alive);
+  len = strlen(argbuf);
+
+  /* now make the new node report back when it's ready */
+  /* add: myip, myport and replymsg */
+  sprintf(&argbuf[len],
+	  "-s erl_reply reply %s %d %d ",
+	  inet_ntoa(myaddr),port,(int)getpid());
+#ifdef DEBUG
+  fprintf(stderr,"erl_call: debug %s\n",&argbuf[len]);
+#endif
+  len = strlen(argbuf);
+
+  /* additional arguments to be passed to the other system */
+  /* make sure that they will fit first */
+  for (l=0, s = args; s && *s; s++) l+= strlen(*s) + 1;
+
+  if (len + l + 1 > BUFSIZ) return ERL_BADARG;
+  else {
+    for (s = args; s && *s; s++) {
+      strcat(argbuf," ");
+      strcat(argbuf,*s);
+    }
+    len += l + 1;
+  }
+
+  if (flags & ERL_START_VERBOSE) {
+    fprintf(stderr,"erl_call: %s %s %s\n",argv[0],argv[1],argv[2]);
+  }
+
+  /* close all descriptors in child */
+  for (i=0; i<64; i++) close(i);
+
+  /* debug output to file? */
+  if (flags & ERL_START_DEBUG) {
+    char debugfile[MAXPATHLEN+1];
+    char *home=getenv("HOME");
+    sprintf(debugfile,"%s/%s.%s",home,ERL_START_LOGFILE,alive);
+    if ((fd=open(debugfile, O_WRONLY | O_CREAT | O_APPEND, 0644)) >= 0) {
+      time_t t = time(NULL);
+      dup2(fd,1);
+      dup2(fd,2);
+      fprintf(stderr,"\n\n===== Log started ======\n%s \n",ctime(&t));
+      fprintf(stderr,"erl_call: %s %s %s\n",argv[0],argv[1],argv[2]);
+    }
+  }
+
+  /* start the system */
+  execvp(argv[0], argv);
+
+  if (flags & ERL_START_DEBUG) {
+    fprintf(stderr,"erl_call: exec failed: (%d) %s %s %s\n",
+	    errno,argv[0],argv[1],argv[2]);
+  }
+
+#endif
+  /* (hopefully) NOT REACHED */
+  return ERL_SYS_ERROR;
+} /* exec_erlang() */
+
+#endif /* defined(WINDOWS) */
+
+#if defined(__WIN32__)
+static void gettimeofday(struct timeval *now,void *dummy){
+    SYSTEMTIME systime;
+	FILETIME ft;
+    DWORD x;
+    GetSystemTime(&systime);
+    SystemTimeToFileTime(&systime,&ft);
+    x = ft.dwLowDateTime / 10;
+    now->tv_sec = x / 1000000;
+    now->tv_usec = x % 1000000;
+}
+
+#endif
+
+
+/* wait for the remote system to reply */
+/*
+ * sockd - an open socket where we expect a connection from the e-node
+ * magic - sign on message the e-node must provide for verification
+ * timeout - how long to wait before returning failure
+ *
+ * OBS: the socket is blocking, and there is a potential deadlock if we
+ * get an accept but the peer sends no data (and does not close).
+ * in normal cases the timeout will work ok however, i.e. either we
+ * never get any connection, or we get connection then close().
+ */
+static int wait_for_erlang(int sockd, int magic, struct timeval *timeout)
+{
+  struct timeval to;
+  struct timeval stop_time;
+  struct timeval now;
+  fd_set rdset;
+  int fd;
+  int n,i;
+  char buf[16];
+  struct sockaddr_in peer;
+  SocklenType len = (SocklenType) sizeof(peer);
+
+  /* determine when we should exit this function */
+  gettimeofday(&now,NULL);
+  stop_time.tv_sec = now.tv_sec + timeout->tv_sec;
+  stop_time.tv_usec = now.tv_usec + timeout->tv_usec;
+  while (stop_time.tv_usec > 1000000) {
+    stop_time.tv_sec++;
+    stop_time.tv_usec -= 1000000;
+  }
+
+#ifdef DEBUG
+  fprintf(stderr,"erl_call: debug time is %ld.%06ld, "
+	  "will timeout at %ld.%06ld\n",
+	  now.tv_sec,now.tv_usec,stop_time.tv_sec,stop_time.tv_usec);
+#endif
+
+  while (1) {
+    FD_ZERO(&rdset);
+    FD_SET(sockd,&rdset);
+
+    /* adjust the timeout to (stoptime - now) */
+    gettimeofday(&now,NULL);
+    to.tv_sec = stop_time.tv_sec - now.tv_sec;
+    to.tv_usec = stop_time.tv_usec - now.tv_usec;
+    while ((to.tv_usec < 0) && (to.tv_sec > 0)) {
+      to.tv_usec += 1000000;
+      to.tv_sec--;
+    }
+    if (to.tv_sec < 0) return ERL_TIMEOUT;
+
+#ifdef DEBUG
+    fprintf(stderr,"erl_call: debug remaining to timeout: %ld.%06ld\n",
+	    to.tv_sec,to.tv_usec);
+#endif
+    switch ((i = select(sockd+1,&rdset,NULL,NULL,&to))) {
+    case -1:
+      return ERL_SYS_ERROR;
+      break;
+
+    case 0: /* timeout */
+#ifdef DEBUG
+      gettimeofday(&now,NULL);
+      fprintf(stderr,"erl_call: debug timed out at %ld.%06ld\n",
+	      now.tv_sec,now.tv_usec);
+#endif
+      return ERL_TIMEOUT;
+      break;
+
+    default: /* ready descriptors */
+#ifdef DEBUG
+      gettimeofday(&now,NULL);
+      fprintf(stderr,"erl_call: debug got select at %ld.%06ld\n",
+	      now.tv_sec,now.tv_usec);
+#endif
+      if (FD_ISSET(sockd,&rdset)) {
+	if ((fd = accept(sockd,(struct sockaddr *)&peer,&len)) < 0)
+	  return ERL_SYS_ERROR;
+
+	/* now get sign-on message and terminate it */
+#if defined(__WIN32__)
+	if ((n=recv(fd,buf,16,0)) >= 0) buf[n]=0x0;
+	closesocket(fd);
+#else
+	if ((n=read(fd,buf,16)) >= 0) buf[n]=0x0;
+	close(fd);
+#endif
+#ifdef DEBUG
+	fprintf(stderr,"erl_call: debug got %d, expected %d\n",
+		atoi(buf),magic);
+#endif
+	if (atoi(buf) == magic) return 0; /* success */
+      } /* if FD_SET */
+    } /* switch */
+  } /* while */
+
+  /* unreached? */
+  return ERL_SYS_ERROR;
+} /* wait_for_erlang() */
+
+
+static struct in_addr *get_addr(const char *hostname, struct in_addr *oaddr)
+{
+  struct hostent *hp;
+
+#if !defined (__WIN32__)
+  char buf[1024];
+  struct hostent host;
+  int herror;
+
+  hp = ei_gethostbyname_r(hostname,&host,buf,1024,&herror);
+#else
+  hp = ei_gethostbyname(hostname);
+#endif
+
+  if (hp) {
+    memmove(oaddr,hp->h_addr_list[0],sizeof(*oaddr));
+    return oaddr;
+  }
+  return NULL;
+}
+
+/* Start an Erlang node. return value 0 indicates that node was
+ * started successfully, negative values indicate error. 
+ * 
+ * node -  the name of the remote node to start (alivename@hostname).
+ * flags - turn on or off certain options. See erl_start.h for a list.
+ * erl -  is the name of the erl script to call. If NULL, the default
+ * name "erl" will be used.
+ * args - a NULL-terminated list of strings containing
+ * additional arguments to be sent to the remote Erlang node. These
+ * strings are simply appended to the end of the command line, so any
+ * quoting of special characters, etc must be done by the caller.
+ * There may be some conflicts between some of these arguments and the
+ * default arguments hard-coded into this function, so be careful. 
+ */
+int erl_start_sys(ei_cnode *ec, char *alive, Erl_IpAddr adr, int flags,
+		  char *erl, char *args[])
+{
+  struct timeval timeout;
+  struct sockaddr_in addr;
+  SocklenType namelen;
+  int port;
+  int sockd = 0;
+  int one = 1;
+#if defined(__WIN32__)
+  HANDLE pid;
+#else
+  int pid;
+#endif
+  int r = 0;
+
+  if (((sockd = socket(AF_INET, SOCK_STREAM, 0)) < 0) ||
+      (setsockopt(sockd, SOL_SOCKET, SO_REUSEADDR, (char *)&one, sizeof(one)) < 0)) {
+    r = ERL_SYS_ERROR;
+    goto done;
+  }
+
+  memset(&addr,0,sizeof(addr));
+  addr.sin_family = AF_INET;
+  addr.sin_addr.s_addr = htonl(INADDR_ANY);
+  addr.sin_port = 0;
+
+  if (bind(sockd,(struct sockaddr *)&addr,sizeof(addr))<0) {
+      return ERL_SYS_ERROR;
+  }
+  namelen = sizeof(addr);
+  if (getsockname(sockd,(struct sockaddr *)&addr,&namelen)<0) {
+      return ERL_SYS_ERROR;
+  }
+  port = ntohs(addr.sin_port);
+
+  listen(sockd,5);
+
+#if defined(__WIN32__)
+  pid = spawn_erlang_epmd(ec,alive,adr,flags,erl,args,port,1);
+  if (pid == INVALID_HANDLE_VALUE)
+     return ERL_SYS_ERROR;
+  timeout.tv_usec = 0;
+  timeout.tv_sec = 10; /* ignoring ERL_START_TIME */
+  if((r = wait_for_erlang(sockd,unique_id(),&timeout))
+     == ERL_TIMEOUT) {
+      /* Well, this is not a nice way to do it, and it does not 
+	 always kill the emulator, but the alternatives are few.*/
+      TerminateProcess(pid,1);
+  }
+#else /* Unix */
+  switch ((pid = fork())) {
+  case -1:
+    r = ERL_SYS_ERROR;
+    break;
+
+  case 0:
+    /* child - start the erlang node */
+    exec_erlang(ec, alive, adr, flags, erl, args, port);
+
+    /* error if reached - parent reports back to caller after timeout
+       so we just exit here */
+    exit(1);
+    break;
+
+  default:
+
+    /* parent - waits for response from Erlang node */
+    /* child pid used here as magic number */
+    timeout.tv_usec = 0;
+    timeout.tv_sec = 10; /* ignoring ERL_START_TIME */
+    if ((r = wait_for_erlang(sockd,pid,&timeout)) == ERL_TIMEOUT) {
+      /* kill child if no response */
+      kill(pid,SIGINT);
+      sleep(1);
+      if (waitpid(pid,NULL,WNOHANG) != pid) {
+	/* no luck - try harder */
+	kill(pid,SIGKILL);
+	sleep(1);
+	waitpid(pid,NULL,WNOHANG);
+      }
+    }
+
+  }
+#endif /* defined(__WIN32__) */
+
+done:
+#if defined(__WIN32__)
+  if (sockd) closesocket(sockd);
+#else
+  if (sockd) close(sockd);
+#endif
+  return r;
+} /* erl_start_sys() */
diff --git a/lib/erl_interface/src/prog/erl_start.c b/lib/erl_interface/src/prog/erl_start.c
deleted file mode 100644
index 9c876feb5e..0000000000
--- a/lib/erl_interface/src/prog/erl_start.c
+++ /dev/null
@@ -1,634 +0,0 @@
-/*
- * %CopyrightBegin%
- * 
- * Copyright Ericsson AB 1997-2020. All Rights Reserved.
- * 
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * 
- * %CopyrightEnd%
- *
- */
-
-/* An exception from using eidef.h, use config.h directly */
-#include "config.h"
-
-#include <stdlib.h>
-#include <sys/types.h>
-#include <fcntl.h>
-
-#ifdef __WIN32__
-#include <winsock2.h>
-#include <windows.h>
-#include <winbase.h>
-
-#else /* unix */
-#include <errno.h>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <signal.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/param.h>
-#include <sys/socket.h>
-#include <sys/stat.h>
-#include <sys/wait.h>
-#include <sys/time.h>
-#include <time.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <signal.h>
-#endif
-
-#include "ei.h"
-#include "ei_resolve.h"
-#include "erl_start.h"
-
-/* FIXME is this a case a vfork can be used? */
-#if !HAVE_WORKING_VFORK
-# define vfork fork
-#endif
-
-#ifndef MAXPATHLEN
-#define MAXPATHLEN 1024
-#endif
-
-#ifndef RSH
-#define RSH "/usr/bin/ssh"
-#endif
-
-#ifndef HAVE_SOCKLEN_T
-typedef int SocklenType;
-#else
-typedef socklen_t SocklenType;
-#endif
-
-/* FIXME check errors from malloc */
-
-static struct in_addr *get_addr(const char *hostname, struct in_addr *oaddr);
-
-static int wait_for_erlang(int sockd, int magic, struct timeval *timeout);
-#if defined(__WIN32__)
-static int unique_id(void);
-static HANDLE spawn_erlang_epmd(ei_cnode *ec,
-				       char *alive,
-				       Erl_IpAddr adr,
-				       int flags,
-				       char *erl_or_epmd,
-				       char *args[],
-				       int port,
-				       int is_erlang);
-#else
-static int exec_erlang(ei_cnode *ec, char *alive, Erl_IpAddr adr, int flags,
-		       char *erl, char *args[],int port);
-#endif
-/* Start an Erlang node. return value 0 indicates that node was
- * started successfully, negative values indicate error. 
- * 
- * node -  the name of the remote node to start (alivename@hostname).
- * flags - turn on or off certain options. See erl_start.h for a list.
- * erl -  is the name of the erl script to call. If NULL, the default
- * name "erl" will be used.
- * args - a NULL-terminated list of strings containing
- * additional arguments to be sent to the remote Erlang node. These
- * strings are simply appended to the end of the command line, so any
- * quoting of special characters, etc must be done by the caller.
- * There may be some conflicts between some of these arguments and the
- * default arguments hard-coded into this function, so be careful. 
- */
-int erl_start_sys(ei_cnode *ec, char *alive, Erl_IpAddr adr, int flags,
-		  char *erl, char *args[])
-{
-  struct timeval timeout;
-  struct sockaddr_in addr;
-  SocklenType namelen;
-  int port;
-  int sockd = 0;
-  int one = 1;
-#if defined(__WIN32__)
-  HANDLE pid;
-#else
-  int pid;
-#endif
-  int r = 0;
-
-  if (((sockd = socket(AF_INET, SOCK_STREAM, 0)) < 0) ||
-      (setsockopt(sockd, SOL_SOCKET, SO_REUSEADDR, (char *)&one, sizeof(one)) < 0)) {
-    r = ERL_SYS_ERROR;
-    goto done;
-  }
-
-  memset(&addr,0,sizeof(addr));
-  addr.sin_family = AF_INET;
-  addr.sin_addr.s_addr = htonl(INADDR_ANY);
-  addr.sin_port = 0;
-
-  if (bind(sockd,(struct sockaddr *)&addr,sizeof(addr))<0) {
-      return ERL_SYS_ERROR;
-  }
-  namelen = sizeof(addr);
-  if (getsockname(sockd,(struct sockaddr *)&addr,&namelen)<0) {
-      return ERL_SYS_ERROR;
-  }
-  port = ntohs(addr.sin_port);
-
-  listen(sockd,5);
-
-#if defined(__WIN32__)
-  pid = spawn_erlang_epmd(ec,alive,adr,flags,erl,args,port,1);
-  if (pid == INVALID_HANDLE_VALUE)
-     return ERL_SYS_ERROR;
-  timeout.tv_usec = 0;
-  timeout.tv_sec = 10; /* ignoring ERL_START_TIME */
-  if((r = wait_for_erlang(sockd,unique_id(),&timeout))
-     == ERL_TIMEOUT) {
-      /* Well, this is not a nice way to do it, and it does not 
-	 always kill the emulator, but the alternatives are few.*/
-      TerminateProcess(pid,1);
-  }
-#else /* Unix */
-  switch ((pid = fork())) {
-  case -1:
-    r = ERL_SYS_ERROR;
-    break;
-
-  case 0:
-    /* child - start the erlang node */
-    exec_erlang(ec, alive, adr, flags, erl, args, port);
-
-    /* error if reached - parent reports back to caller after timeout
-       so we just exit here */
-    exit(1);
-    break;
-
-  default:
-
-    /* parent - waits for response from Erlang node */
-    /* child pid used here as magic number */
-    timeout.tv_usec = 0;
-    timeout.tv_sec = 10; /* ignoring ERL_START_TIME */
-    if ((r = wait_for_erlang(sockd,pid,&timeout)) == ERL_TIMEOUT) {
-      /* kill child if no response */
-      kill(pid,SIGINT);
-      sleep(1);
-      if (waitpid(pid,NULL,WNOHANG) != pid) {
-	/* no luck - try harder */
-	kill(pid,SIGKILL);
-	sleep(1);
-	waitpid(pid,NULL,WNOHANG);
-      }
-    }
-
-  }
-#endif /* defined(__WIN32__) */
-
-done:
-#if defined(__WIN32__)
-  if (sockd) closesocket(sockd);
-#else
-  if (sockd) close(sockd);
-#endif
-  return r;
-} /* erl_start_sys() */
-
-#if defined(__WIN32__)
-#define DEF_ERL_COMMAND "erl"
-#define DEF_EPMD_COMMAND "epmd"
-#define ERL_REPLY_FMT   "-s erl_reply reply \"%s\" \"%d\" \"%d\""
-#define ERL_NAME_FMT    "-noinput -name %s"
-#define ERL_SNAME_FMT   "-noinput -sname %s"
-
-#define IP_ADDR_CHARS 15
-#define FORMATTED_INT_LEN 10
-
-static int unique_id(void){
-    return (int) GetCurrentThreadId();
-}
-
-static int enquote_args(char **oargs, char ***qargs){
-    char **args;
-    int len;
-    int i;
-    int qwhole;
-    int extra;
-    char *ptr;
-    char *ptr2;
-
-    if(oargs == NULL){
-	*qargs = malloc(sizeof(char *));
-	**qargs = NULL;
-	return 0;
-    };
-
-    for(len=0;oargs[len] != NULL; ++len)
-	;
-    args = malloc(sizeof(char *) * (len + 1));
-
-    for(i = 0; i < len; ++i){
-	qwhole = strchr(oargs[i],' ') != NULL;
-	extra = qwhole * 2;
-	for(ptr = oargs[i]; *ptr != '\0'; ++ptr)
-	    extra += (*ptr == '"');
-	args[i] = malloc(strlen(oargs[i]) +
-			     extra +
-			     1);
-	ptr2 = args[i];
-	if(qwhole)
-	    *(ptr2++) = '"';
-	for(ptr = oargs[i]; *ptr != '\0'; ++ptr){
-	    if(*ptr == '"')
-		*(ptr2++) = '\\';
-	    *(ptr2++) = *ptr;
-	}
-	if(qwhole)
-	    *(ptr2++) = '"';
-	*ptr2 = '\0';
-    }
-    args[len] = NULL;
-    *qargs = args;
-    return len;
-}
-
-static void free_args(char **args){
-    char **ptr = args;
-    while(*ptr != NULL)
-	free(*(ptr++));
-    free(args);
-}
-
-/* In NT we cannot fork(), Erlang and Epmd gets 
-   spawned by this function instead. */
-
-static HANDLE spawn_erlang_epmd(ei_cnode *ec,
-				       char *alive,
-				       Erl_IpAddr adr,
-				       int flags,
-				       char *erl_or_epmd,
-				       char *args[],
-				       int port,
-				       int is_erlang)
-{
-    STARTUPINFO sinfo;
-    SECURITY_ATTRIBUTES sa;
-    PROCESS_INFORMATION pinfo;
-    char *cmdbuf;
-    int cmdlen;
-    char *ptr;
-    int i;
-    int num_args;
-    char *name_format;
-    struct in_addr myaddr;
-    struct in_addr *hisaddr = (struct in_addr *)adr;
-    char iaddrbuf[IP_ADDR_CHARS + 1];
-    HANDLE ret;
-
-    if(is_erlang){
-	get_addr(ei_thishostname(ec), &myaddr);
-	if((ptr = inet_ntoa(myaddr)) == NULL)
-	    return INVALID_HANDLE_VALUE;
-	else
-	    strcpy(iaddrbuf,ptr);
-    }
-    if ((flags & ERL_START_REMOTE) ||
-	(is_erlang && (hisaddr->s_addr != myaddr.s_addr))) {
-	return INVALID_HANDLE_VALUE;
-    } else {
-	num_args = enquote_args(args, &args);
-	for(cmdlen = i = 0; args[i] != NULL; ++i)
-	    cmdlen += strlen(args[i]) + 1;
-	if(!erl_or_epmd)
-	    erl_or_epmd = (is_erlang) ? DEF_ERL_COMMAND :
-	    DEF_EPMD_COMMAND;
-	if(is_erlang){
-	    name_format = (flags & ERL_START_LONG) ? ERL_NAME_FMT :
-		ERL_SNAME_FMT;
-	    cmdlen +=
-		strlen(erl_or_epmd) + (*erl_or_epmd != '\0') +
-		strlen(name_format) + 1 + strlen(alive) +
-		strlen(ERL_REPLY_FMT) + 1 + strlen(iaddrbuf) + 2 * FORMATTED_INT_LEN + 1;
-	    ptr = cmdbuf = malloc(cmdlen);
-	    if(*erl_or_epmd != '\0')
-		ptr += sprintf(ptr,"%s ",erl_or_epmd);
-	    ptr += sprintf(ptr, name_format,
-			   alive);
-	    ptr += sprintf(ptr, " " ERL_REPLY_FMT,
-		       iaddrbuf, port, unique_id());
-	} else { /* epmd */
-	    cmdlen += strlen(erl_or_epmd) + (*erl_or_epmd != '\0') + 1;
-	    ptr = cmdbuf = malloc(cmdlen);
-	    if(*erl_or_epmd != '\0')
-		ptr += sprintf(ptr,"%s ",erl_or_epmd);
-	    else
-		*(ptr++) = '\0';
-	}
-	for(i= 0; args[i] != NULL; ++i){
-	    *(ptr++) = ' ';
-	    strcpy(ptr,args[i]);
-	    ptr += strlen(args[i]);
-	}
-	free_args(args);
-	if (flags & ERL_START_VERBOSE) {
-	    fprintf(stderr,"erl_call: commands are %s\n",cmdbuf);
-	}
-	/* OK, one single command line... */
-	/* Hmmm, hidden or unhidden window??? */
-	memset(&sinfo,0,sizeof(sinfo));
-	sinfo.cb = sizeof(STARTUPINFO); 
-	sinfo.dwFlags = STARTF_USESHOWWINDOW /*| 
-	    STARTF_USESTDHANDLES*/;
-	sinfo.wShowWindow = SW_HIDE; /* Hidden! */
-	sinfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
-	sinfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
-	sinfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
-	sa.nLength = sizeof(sa);
-	sa.lpSecurityDescriptor = NULL;
-	sa.bInheritHandle = /*TRUE*/ FALSE;
-	if(!CreateProcess(
-			  NULL,
-			  cmdbuf,
-			  &sa,
-			  NULL,
-			  /*TRUE*/ FALSE,
-			  0 | CREATE_NEW_CONSOLE,
-			  NULL,
-			  NULL,
-			  &sinfo,
-			  &pinfo))
-	    ret = INVALID_HANDLE_VALUE;
-	else
-	    ret = pinfo.hProcess;
-	free(cmdbuf);
-	return ret;
-    }
-    /* NOTREACHED */
-}
-#else /* Unix */
-
-/* call this from the child process to start an erlang system. This
- * function just builds the erlang command line and then calls it.
- *
- * node - the nodename for the new node
- * flags - various options that can be set (see erl_start.h)
- * erl - name of the erlang executable, or NULL for default ("erl")
- * args - additional arguments to pass to erlang executable
- * port - the port number where we wait for acknowledgment from the enode
- *
- * we have a potential problem if args conflicts with any of the 
- * arguments we use here.
- */
-static int exec_erlang(ei_cnode *ec,
-		       char *alive,
-		       Erl_IpAddr adr,
-		       int flags,
-		       char *erl,
-		       char *args[],
-		       int port)
-{
-#if !defined(__WIN32__) 
-  int fd,len,l,i;
-  char **s;
-  char *argv[4];
-  char argbuf[BUFSIZ];
-  struct in_addr myaddr;
-  struct in_addr *hisaddr = (struct in_addr *)adr;
-
-  if (!get_addr(ei_thishostname(ec), &myaddr)) {
-      fprintf(stderr,"erl_call: failed to find hostname\r\n");
-      return ERL_SYS_ERROR;
-  }
-
-  /* on this host? */
-  /* compare ip addresses, unless forced by flag setting to use rsh */
-  if ((flags & ERL_START_REMOTE) || (hisaddr->s_addr != myaddr.s_addr)) {
-    argv[0] = RSH;
-    len = strlen(inet_ntoa(*hisaddr));
-    argv[1] = malloc(len+1);
-    strcpy(argv[1],inet_ntoa(*hisaddr));
-  }
-  else {
-  /* Yes - use sh to start local Erlang */
-    argv[0] = "sh";
-    argv[1] = "-c";
-  }
-  argv[2] = argbuf;
-  argv[3] = NULL;
-
-  len = 0;
-  *argbuf=(char)0;
-
-  sprintf(argbuf,"exec %s ", (erl? erl: "erl"));
-  len = strlen(argbuf);
-
-  /* *must* be noinput or node (seems to) hang... */
-  /* long or short names? */
-  sprintf(&argbuf[len], "-noinput %s %s ",
-	  ((flags & ERL_START_LONG) ? "-name" : "-sname"),
-	  alive);
-  len = strlen(argbuf);
-
-  /* now make the new node report back when it's ready */
-  /* add: myip, myport and replymsg */
-  sprintf(&argbuf[len],
-	  "-s erl_reply reply %s %d %d ",
-	  inet_ntoa(myaddr),port,(int)getpid());
-#ifdef DEBUG
-  fprintf(stderr,"erl_call: debug %s\n",&argbuf[len]);
-#endif
-  len = strlen(argbuf);
-
-  /* additional arguments to be passed to the other system */
-  /* make sure that they will fit first */
-  for (l=0, s = args; s && *s; s++) l+= strlen(*s) + 1;
-
-  if (len + l + 1 > BUFSIZ) return ERL_BADARG;
-  else {
-    for (s = args; s && *s; s++) {
-      strcat(argbuf," ");
-      strcat(argbuf,*s);
-    }
-    len += l + 1;
-  }
-
-  if (flags & ERL_START_VERBOSE) {
-    fprintf(stderr,"erl_call: %s %s %s\n",argv[0],argv[1],argv[2]);
-  }
-
-  /* close all descriptors in child */
-  for (i=0; i<64; i++) close(i);
-
-  /* debug output to file? */
-  if (flags & ERL_START_DEBUG) {
-    char debugfile[MAXPATHLEN+1];
-    char *home=getenv("HOME");
-    sprintf(debugfile,"%s/%s.%s",home,ERL_START_LOGFILE,alive);
-    if ((fd=open(debugfile, O_WRONLY | O_CREAT | O_APPEND, 0644)) >= 0) {
-      time_t t = time(NULL);
-      dup2(fd,1);
-      dup2(fd,2);
-      fprintf(stderr,"\n\n===== Log started ======\n%s \n",ctime(&t));
-      fprintf(stderr,"erl_call: %s %s %s\n",argv[0],argv[1],argv[2]);
-    }
-  }
-
-  /* start the system */
-  execvp(argv[0], argv);
-
-  if (flags & ERL_START_DEBUG) {
-    fprintf(stderr,"erl_call: exec failed: (%d) %s %s %s\n",
-	    errno,argv[0],argv[1],argv[2]);
-  }
-
-#endif
-  /* (hopefully) NOT REACHED */
-  return ERL_SYS_ERROR;
-} /* exec_erlang() */
-
-#endif /* defined(WINDOWS) */
-
-#if defined(__WIN32__)
-static void gettimeofday(struct timeval *now,void *dummy){
-    SYSTEMTIME systime;
-	FILETIME ft;
-    DWORD x;
-    GetSystemTime(&systime);
-    SystemTimeToFileTime(&systime,&ft);
-    x = ft.dwLowDateTime / 10;
-    now->tv_sec = x / 1000000;
-    now->tv_usec = x % 1000000;
-}
-
-#endif
-
-
-/* wait for the remote system to reply */
-/*
- * sockd - an open socket where we expect a connection from the e-node
- * magic - sign on message the e-node must provide for verification
- * timeout - how long to wait before returning failure
- *
- * OBS: the socket is blocking, and there is a potential deadlock if we
- * get an accept but the peer sends no data (and does not close).
- * in normal cases the timeout will work ok however, i.e. either we
- * never get any connection, or we get connection then close().
- */
-static int wait_for_erlang(int sockd, int magic, struct timeval *timeout)
-{
-  struct timeval to;
-  struct timeval stop_time;
-  struct timeval now;
-  fd_set rdset;
-  int fd;
-  int n,i;
-  char buf[16];
-  struct sockaddr_in peer;
-  SocklenType len = (SocklenType) sizeof(peer);
-
-  /* determine when we should exit this function */
-  gettimeofday(&now,NULL);
-  stop_time.tv_sec = now.tv_sec + timeout->tv_sec;
-  stop_time.tv_usec = now.tv_usec + timeout->tv_usec;
-  while (stop_time.tv_usec > 1000000) {
-    stop_time.tv_sec++;
-    stop_time.tv_usec -= 1000000;
-  }
-
-#ifdef DEBUG
-  fprintf(stderr,"erl_call: debug time is %ld.%06ld, "
-	  "will timeout at %ld.%06ld\n",
-	  now.tv_sec,now.tv_usec,stop_time.tv_sec,stop_time.tv_usec);
-#endif
-
-  while (1) {
-    FD_ZERO(&rdset);
-    FD_SET(sockd,&rdset);
-
-    /* adjust the timeout to (stoptime - now) */
-    gettimeofday(&now,NULL);
-    to.tv_sec = stop_time.tv_sec - now.tv_sec;
-    to.tv_usec = stop_time.tv_usec - now.tv_usec;
-    while ((to.tv_usec < 0) && (to.tv_sec > 0)) {
-      to.tv_usec += 1000000;
-      to.tv_sec--;
-    }
-    if (to.tv_sec < 0) return ERL_TIMEOUT;
-
-#ifdef DEBUG
-    fprintf(stderr,"erl_call: debug remaining to timeout: %ld.%06ld\n",
-	    to.tv_sec,to.tv_usec);
-#endif
-    switch ((i = select(sockd+1,&rdset,NULL,NULL,&to))) {
-    case -1:
-      return ERL_SYS_ERROR;
-      break;
-
-    case 0: /* timeout */
-#ifdef DEBUG
-      gettimeofday(&now,NULL);
-      fprintf(stderr,"erl_call: debug timed out at %ld.%06ld\n",
-	      now.tv_sec,now.tv_usec);
-#endif
-      return ERL_TIMEOUT;
-      break;
-
-    default: /* ready descriptors */
-#ifdef DEBUG
-      gettimeofday(&now,NULL);
-      fprintf(stderr,"erl_call: debug got select at %ld.%06ld\n",
-	      now.tv_sec,now.tv_usec);
-#endif
-      if (FD_ISSET(sockd,&rdset)) {
-	if ((fd = accept(sockd,(struct sockaddr *)&peer,&len)) < 0)
-	  return ERL_SYS_ERROR;
-
-	/* now get sign-on message and terminate it */
-#if defined(__WIN32__)
-	if ((n=recv(fd,buf,16,0)) >= 0) buf[n]=0x0;
-	closesocket(fd);
-#else
-	if ((n=read(fd,buf,16)) >= 0) buf[n]=0x0;
-	close(fd);
-#endif
-#ifdef DEBUG
-	fprintf(stderr,"erl_call: debug got %d, expected %d\n",
-		atoi(buf),magic);
-#endif
-	if (atoi(buf) == magic) return 0; /* success */
-      } /* if FD_SET */
-    } /* switch */
-  } /* while */
-
-  /* unreached? */
-  return ERL_SYS_ERROR;
-} /* wait_for_erlang() */
-
-
-static struct in_addr *get_addr(const char *hostname, struct in_addr *oaddr)
-{
-  struct hostent *hp;
-
-#if !defined (__WIN32__)
-  char buf[1024];
-  struct hostent host;
-  int herror;
-
-  hp = ei_gethostbyname_r(hostname,&host,buf,1024,&herror);
-#else
-  hp = ei_gethostbyname(hostname);
-#endif
-
-  if (hp) {
-    memmove(oaddr,hp->h_addr_list[0],sizeof(*oaddr));
-    return oaddr;
-  }
-  return NULL;
-}
diff --git a/lib/erl_interface/src/prog/erl_start.h b/lib/erl_interface/src/prog/erl_start.h
deleted file mode 100644
index 1d0d584c45..0000000000
--- a/lib/erl_interface/src/prog/erl_start.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * %CopyrightBegin%
- * 
- * Copyright Ericsson AB 1997-2016. All Rights Reserved.
- * 
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * 
- * %CopyrightEnd%
- *
-
- */
-#ifndef _ERL_START_H
-#define _ERL_START_H
-
-#define ERL_START_MSG "gurka" /* make something up */
-#define ERL_START_TIME 10000   /* wait this long (ms) */
-#define ERL_START_LOGFILE ".erl_start.out" /* basename of logfile */
-
-/* flags used by erl_connect and erl_xconnect */
-#define ERL_START_ENODE   0x0001
-#define ERL_START_EPMD    0x0002
-#define ERL_START_LONG    0x0004
-#define ERL_START_COOKIE  0x0008
-#define ERL_START_DEBUG   0x0010
-#define ERL_START_VERBOSE 0x0020
-#define ERL_START_REMOTE  0x0040
-
-/* error return values */
-#define ERL_S_TIMEOUT    -51  /* a timeout occurred */
-#define ERL_BADARG     -52  /* an argument contained an incorrect value */
-#define ERL_SYS_ERROR  -99  /* a system error occurred (check errno) */
-
-/* start an erlang system */
-int erl_start_sys(ei_cnode *ec, char *alive, Erl_IpAddr addr, int flags,
-		  char *erl, char *add_args[]);
-
-#endif /* _ERL_START_H */
-- 
2.26.2

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File 2326-erl_call-Lift-in-erl_start.h-and-erl_start.c.patch of Package erlang (Revision e12eac3531702e716814003585fac69d)

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