Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1: (29 commits)
  bye bye QMakeProjectEnv
  short-cut evaluation inside if() tests
  eliminate special splitting of INCLUDEPATH and DEPENDPATH
  do not env-expand cache file path
  s/QMAKE_FRAMEWORKDIR_FLAGS/QMAKE_FRAMEWORKPATH_FLAGS/
  s/INCPATH/INCLUDEPATH/
  s/QMAKE_RPATH/QMAKE_LFLAGS_RPATH/
  teach configure QMAKE_LFLAGS_RPATH (in addition to obsolete QMAKE_RPATH)
  warn about usage of deprecated variables
  warn about using non-lowercased replace $$function()s
  add -Wdeprecated option (on by default)
  make QMakeProject::isEmpty() consider legacy mappings
  document some functions' scope
  fix $$size() not using function-scoped variables
  doc: Fixed some qdoc errors.
  qdoc: Added breadcrumbs for namespaces.
  Autotest: check that we receive key events on toplevel widgets
  Cocoa: key events stopped working
  Update Polish translations
  qdoc: Added "All namespaces" to the API Lookup box.
  ...

1 files changed, 0 insertions, 10 deletions

diff --git a/mkspecs/features/symbian/symbian_building.prf b/mkspecs/features/symbian/symbian_building.prf
index c21b4c926b..b0cc6f2283 100644
--- a/mkspecs/features/symbian/symbian_building.prf
+++ b/mkspecs/features/symbian/symbian_building.prf
@@ -282,13 +282,3 @@ contains(TEMPLATE, "app"):!contains(CONFIG, "no_icon") {
 # Generated pkg files
 
 QMAKE_DISTCLEAN += $${TARGET}_template.pkg
-
-# Pre 2.6.23 Linux kernels have a limit on the environment size that can be passed to
-# a forked process. We quite easily overstep this boundary when building big projects
-# on Symbian, and since we depend on running the system() command, this causes the build
-# to fail. Test here that system() can be successfully run. It is important that this
-# check happens as late as possible, otherwise it will not be caught.
-execve_sanity_test = $$system("echo testing")
-!contains(execve_sanity_test, "testing") {
-    error("Running system() failed. Maybe your kernel is too old? (Linux kernels need at least version 2.6.23)")
-}