#include <assert.h>
#include <sys/types.h>
#include <sys/socket.h>
+#include <limits.h>
#include <sys/un.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <stdlib.h>
#include <stddef.h>
#include <unistd.h>
+#include <fcntl.h>
#include <string.h>
#include "xcb.h"
name = getenv("DISPLAY");
if(!name)
return 0;
+
+#ifdef HAVE_LAUNCHD
+ if(strncmp(name, "/tmp/launch", 11) == 0)
+ slash = NULL;
+ else
+#endif
slash = strrchr(name, '/');
+
if (slash) {
len = slash - name;
if (protocol) {
#ifdef HAVE_ABSTRACT_SOCKETS
int fd;
#endif
- static const char base[] = "/tmp/.X11-unix/X";
- char file[sizeof(base) + 20];
+ static const char unix_base[] = "/tmp/.X11-unix/X";
+ const char *base = unix_base;
+ char file[PATH_MAX + 1];
int filelen;
if(*host)
{
+#ifdef HAVE_LAUNCHD
+ if(strncmp(host, "/tmp/launch", 11) == 0) {
+ base = host;
+ } else {
+#endif
+
#ifdef DNETCONN
/* DECnet displays have two colons, so _xcb_parse_display will have
left one at the end. However, an IPv6 address can end with *two*
unsigned short port = X_TCP_PORT + display;
return _xcb_open_tcp(host, protocol, port);
}
+#ifdef HAVE_LAUNCHD
+ }
+#endif
}
/* display specifies Unix socket */
- filelen = snprintf(file, sizeof(file), "%s%d", base, display);
+#ifdef HAVE_LAUNCHD
+ if(base == host)
+ filelen = snprintf(file, sizeof(file), "%s:%d", base, display);
+ else
+#endif
+ filelen = snprintf(file, sizeof(file), "%s%d", base, display);
if(filelen < 0)
return -1;
/* snprintf may truncate the file */
return _xcb_open_unix(protocol, file);
}
+static int _xcb_socket(int family, int type, int proto)
+{
+ int fd;
+
+#ifdef SOCK_CLOEXEC
+ fd = socket(family, type | SOCK_CLOEXEC, proto);
+ if (fd == -1 && errno == EINVAL)
+#endif
+ {
+ fd = socket(family, type, proto);
+ if (fd >= 0)
+ fcntl(fd, F_SETFD, FD_CLOEXEC);
+ }
+ return fd;
+}
+
#ifdef DNETCONN
static int _xcb_open_decnet(const char *host, const char *protocol, const unsigned short port)
{
return -1;
addr.sdn_objnum = 0;
- fd = socket(PF_DECnet, SOCK_STREAM, 0);
+ fd = _xcb_socket(PF_DECnet, SOCK_STREAM, 0);
if(fd == -1)
return -1;
for(addr = results; addr; addr = addr->ai_next)
{
- fd = socket(addr->ai_family, addr->ai_socktype, addr->ai_protocol);
+ fd = _xcb_socket(addr->ai_family, addr->ai_socktype, addr->ai_protocol);
if(fd >= 0) {
int on = 1;
setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on));
+ setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(on));
if (connect(fd, addr->ai_addr, addr->ai_addrlen) >= 0)
break;
#ifdef HAVE_SOCKADDR_SUN_LEN
addr.sun_len = SUN_LEN(&addr);
#endif
- fd = socket(AF_UNIX, SOCK_STREAM, 0);
+ fd = _xcb_socket(AF_UNIX, SOCK_STREAM, 0);
if(fd == -1)
return -1;
if(connect(fd, (struct sockaddr *) &addr, sizeof(addr)) == -1) {
#ifdef HAVE_SOCKADDR_SUN_LEN
addr.sun_len = 1 + filelen;
#endif
- fd = socket(AF_UNIX, SOCK_STREAM, 0);
+ fd = _xcb_socket(AF_UNIX, SOCK_STREAM, 0);
if (fd == -1)
return -1;
if (connect(fd, (struct sockaddr *) &addr, namelen) == -1) {
int parsed = _xcb_parse_display(displayname, &host, &protocol, &display, screenp);
-#ifdef HAVE_LAUNCHD
- if(!displayname)
- displayname = getenv("DISPLAY");
- if(displayname && strlen(displayname)>11 && !strncmp(displayname, "/tmp/launch", 11))
- fd = _xcb_open_unix(NULL, displayname);
- else
-#endif
if(!parsed)
return (xcb_connection_t *) &error_connection;
else