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patch 8.2.0557: no IPv6 support for channels

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Problem:    No IPv6 support for channels.
Solution:   Add IPv6 support. (Ozaki Kiichi, closes #5893)
This commit is contained in:
Bram Moolenaar
2020-04-12 17:53:12 +02:00
parent c5f1ef53c2
commit bfe13ccc58
21 changed files with 546 additions and 192 deletions
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48
src/configure.ac
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@@ -2038,17 +2038,50 @@ else
fi
if test "$enable_channel" = "yes"; then
dnl On Solaris we need the socket and nsl library.
dnl On Solaris we need the socket library, or on Haiku the network library.
if test "x$HAIKU" = "xyes"; then
AC_CHECK_LIB(network, socket)
else
AC_CHECK_LIB(socket, socket)
fi
AC_CHECK_LIB(nsl, gethostbyname)
AC_MSG_CHECKING(whether compiling with process communication is possible)
AC_TRY_LINK([
AC_CACHE_CHECK([whether compiling with IPv6 networking is possible], [vim_cv_ipv6_networking],
[AC_TRY_LINK([
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <fcntl.h>
#include <netdb.h>
#include <netinet/in.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
/* Check bitfields */
struct nbbuf {
unsigned int initDone:1;
unsigned short signmaplen;
};
], [
/* Check creating a socket. */
struct sockaddr_in server;
struct addrinfo *res;
(void)socket(AF_INET, SOCK_STREAM, 0);
(void)htons(100);
(void)getaddrinfo("microsoft.com", NULL, NULL, &res);
if (errno == ECONNREFUSED)
(void)connect(1, (struct sockaddr *)&server, sizeof(server));
(void)freeaddrinfo(res);
],
[vim_cv_ipv6_networking="yes"],
[vim_cv_ipv6_networking="no"])])
if test "x$vim_cv_ipv6_networking" = "xyes"; then
AC_DEFINE(FEAT_IPV6)
else
dnl On Solaris we need the nsl library.
AC_CHECK_LIB(nsl, gethostbyname)
AC_CACHE_CHECK([whether compiling with IPv4 networking is possible], [vim_cv_ipv4_networking],
[AC_TRY_LINK([
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
@@ -2072,8 +2105,9 @@ if test "$enable_channel" = "yes"; then
if (errno == ECONNREFUSED)
(void)connect(1, (struct sockaddr *)&server, sizeof(server));
],
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no); enable_netbeans="no"; enable_channel="no")
[vim_cv_ipv4_networking="yes"],
[vim_cv_ipv4_networking="no"; enable_netbeans="no"; enable_channel="no"])])
fi
fi
if test "$enable_netbeans" = "yes"; then
AC_DEFINE(FEAT_NETBEANS_INTG)