Don't set platform specific QT_NO_FOO defines in qglobal.h

They should be enabled/disabled through the configuration system.
Remove some unused defines, and move one define from qglobal.h to
a proper feature definition in Qt Gui.

Change-Id: Ie8d5bff9712ba745af60b42ceca3f0440bed2706
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

src/corelib/configure.json

@@ -396,13 +396,17 @@
             "label": "QSharedMemory",
             "purpose": "Provides access to a shared memory segment.",
             "section": "Kernel",
+            "condition": "!config.vxworks",
             "output": [ "publicFeature", "feature" ]
         },
         "systemsemaphore": {
             "label": "QSystemSemaphore",
             "purpose": "Provides a general counting system semaphore.",
             "section": "Kernel",
-            "condition": "config.android || config.win32 || tests.ipc_sysv || tests.ipc_posix",
+            "condition": [
+                "!config.integrity && !config.vxworks",
+                "config.android || config.win32 || tests.ipc_sysv || tests.ipc_posix"
+            ],
             "output": [ "publicFeature", "feature" ]
         },
         "xmlstream": {
@@ -442,6 +446,7 @@
             "label": "QProcess",
             "purpose": "Supports external process invocation.",
             "section": "File I/O",
+            "condition": "!config.winrt && !config.uikit && !config.integrity && !config.vxworks",
             "output": [ "publicFeature", "feature" ]
         },
         "temporaryfile": {
@@ -466,6 +471,7 @@
             "label": "QFileSystemWatcher",
             "purpose": "Provides an interface for monitoring files and directories for modifications.",
             "section": "File I/O",
+            "condition": "!config.winrt",
             "output": [ "publicFeature", "feature" ]
         },
         "filesystemiterator": {

src/corelib/global/qglobal.h

@@ -619,32 +619,6 @@ private:
 
 class QDataStream;
 
-#if defined(Q_OS_VXWORKS)
-#  define QT_NO_CRASHHANDLER     // no popen
-#  define QT_NO_PROCESS          // no exec*, no fork
-#  define QT_NO_SHAREDMEMORY     // only POSIX, no SysV and in the end...
-#  define QT_NO_SYSTEMSEMAPHORE  // not needed at all in a flat address space
-#endif
-
-#if defined(Q_OS_WINRT)
-#  define QT_NO_FILESYSTEMWATCHER
-#  define QT_NO_NETWORKPROXY
-#  define QT_NO_PROCESS
-#  define QT_NO_SOCKETNOTIFIER
-#  define QT_NO_SOCKS5
-#endif
-
-#if defined(QT_PLATFORM_UIKIT)
-#  define QT_NO_PROCESS
-#endif
-
-#if defined(Q_OS_INTEGRITY)
-#  define QT_NO_CRASHHANDLER     // no popen
-#  define QT_NO_PROCESS          // no exec*, no fork
-#  define QT_NO_SYSTEMSEMAPHORE  // not needed at all in a single AddressSpace
-#  define QT_NO_MULTIPROCESS      // no system
-#endif
-
 inline void qt_noop(void) {}
 
 /* These wrap try/catch so we can switch off exceptions later.

src/gui/configure.json

@@ -964,6 +964,13 @@
             "section": "Utilities",
             "condition": "features.properties",
             "output": [ "publicFeature", "feature" ]
+        },
+        "multiprocess": {
+            "label": "Multi process",
+            "description": "Provides support for detecting the desktop environment, launching external processes and opening URLs.",
+            "section": "Utilities",
+            "condition": "!config.integrity",
+            "output": [ "privateFeature" ]
         }
     },
 

src/network/configure.json

@@ -207,12 +207,14 @@
             "label": "QNetworkProxy",
             "purpose": "Provides network proxy support.",
             "section": "Networking",
+            "condition": "!config.winrt",
             "output": [ "publicFeature", "feature" ]
         },
         "socks5": {
             "label": "SOCKS5",
             "purpose": "Provides SOCKS5 support in QNetworkProxy.",
             "section": "Networking",
+            "condition": "!config.winrt",
             "output": [ "publicFeature", "feature" ]
         },
         "networkinterface": {

src/platformsupport/services/genericunix/qgenericunixservices.cpp

@@ -38,6 +38,7 @@
 ****************************************************************************/
 
 #include "qgenericunixservices_p.h"
+#include <QtGui/private/qtguiglobal_p.h>
 
 #include <QtCore/QStandardPaths>
 #include <QtCore/QProcess>
@@ -48,7 +49,7 @@
 
 QT_BEGIN_NAMESPACE
 
-#ifndef QT_NO_MULTIPROCESS
+#if QT_CONFIG(multiprocess)
 
 enum { debug = 0 };