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-rw-r--r--debian/patches/027_nxcomp_abstract-X11-socket.patch56
-rw-r--r--debian/patches/series1
2 files changed, 57 insertions, 0 deletions
diff --git a/debian/patches/027_nxcomp_abstract-X11-socket.patch b/debian/patches/027_nxcomp_abstract-X11-socket.patch
new file mode 100644
index 000000000..4f614338c
--- /dev/null
+++ b/debian/patches/027_nxcomp_abstract-X11-socket.patch
@@ -0,0 +1,56 @@
+diff --git a/nxcomp/Loop.cpp b/nxcomp/Loop.cpp
+index 92b6fc2..d86809d 100644
+--- a/nxcomp/Loop.cpp
++++ b/nxcomp/Loop.cpp
+@@ -4250,6 +4250,39 @@ int SetupDisplaySocket(int &xServerAddrFamily, sockaddr *&xServerAddr,
+ // where the socket will be created.
+ //
+
++ // Try abstract X11 socket first (via a test connect), if that fails
++ // fall back to Unix domain socket file.
++
++ #ifdef __linux__
++ int testSocketFD;
++ testSocketFD = socket(xServerAddrFamily, SOCK_STREAM, PF_UNSPEC);
++
++ int len = sprintf(unixSocketName + 1, "/tmp/.X11-unix/X%d", xPort);
++ unixSocketName[0] = '\0';
++
++ sockaddr_un *xServerAddrABSTRACT = new sockaddr_un;
++ memset(xServerAddrABSTRACT, 0, xServerAddrLength);
++ xServerAddrABSTRACT -> sun_family = AF_UNIX;
++ memcpy(xServerAddrABSTRACT -> sun_path, unixSocketName, len+1);
++ xServerAddrLength = len +3;
++
++ int ret = connect(testSocketFD, (struct sockaddr *) xServerAddrABSTRACT, xServerAddrLength);
++ if (ret == 0) {
++
++ cerr << "Info" << ": Using abstract X11 socket in kernel namespace "
++ << "for accessing DISPLAY=:" << xPort << ".\n";
++
++ close(testSocketFD);
++ xServerAddr = (sockaddr *) xServerAddrABSTRACT;
++ return 1;
++
++ } else {
++
++ cerr << "Info" << ": Falling back to file system X11 socket "
++ << "for accessing DISPLAY=:" << xPort << ".\n";
++
++ #endif
++
+ struct stat statInfo;
+
+ char unixSocketDir[DEFAULT_STRING_LENGTH];
+@@ -4322,6 +4355,11 @@ int SetupDisplaySocket(int &xServerAddrFamily, sockaddr *&xServerAddr,
+
+ xServerAddr = (sockaddr *) xServerAddrUNIX;
+ xServerAddrLength = sizeof(sockaddr_un);
++
++ #ifdef __linux__
++
++ }
++ #endif
+ }
+ else
+ {
diff --git a/debian/patches/series b/debian/patches/series
index e0fdb323e..162c52281 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -22,6 +22,7 @@
026_nxcompext_honour-optflags.full.patch
026_nxcomp_honour-optflags.full+lite.patch
026_nxcompshad_honour-optflags.full.patch
+027_nxcomp_abstract-X11-socket.patch
030_nx-X11_configure-args.full.patch
031_nx-X11_parallel-make.full.patch
051_nxcomp_macos105-fdisset.full+lite.patch