test/QT/qt3/Tool.py

   1 #!/usr/bin/env python
   2 #
   3 # MIT License
   4 #
   5 # Copyright The SCons Foundation
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining
   8 # a copy of this software and associated documentation files (the
   9 # "Software"), to deal in the Software without restriction, including
  10 # without limitation the rights to use, copy, modify, merge, publish,
  11 # distribute, sublicense, and/or sell copies of the Software, and to
  12 # permit persons to whom the Software is furnished to do so, subject to
  13 # the following conditions:
  14 #
  15 # The above copyright notice and this permission notice shall be included
  16 # in all copies or substantial portions of the Software.
  17 #
  18 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
  19 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
  20 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  22 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25
  26 """
  27 Verify that applying env.Tool('qt3') after running Configure checks
  28 works properly.  This was broken in 0.96.95.
  29
  30 The configuration here is a moderately stripped-down version of the
  31 real-world configuration for lprof (lprof.sourceforge.net).  It's probably
  32 not completely minimal, but we're leaving it as-is since it represents a
  33 good real-world sanity check on the interaction of some key subsystems.
  34 """
  35
  36 import os
  37
  38 import TestSCons
  39
  40 test = TestSCons.TestSCons()
  41
  42 if not os.environ.get('QTDIR', None):
  43     x ="External environment variable $QTDIR not set; skipping test(s).\n"
  44     test.skip_test(x)
  45
  46 test.write('SConstruct', """
  47 import os
  48
  49 def DoWithVariables(variables, prefix, what):
  50   saved_variables = { }
  51   for name in variables.keys():
  52     saved_variables[ name ] = env[ name ][:]
  53     env[ name ].append(variables[ name ])
  54
  55   result = what()
  56
  57   for name in saved_variables.keys():
  58     env[ name ] = saved_variables[ name ]
  59     env[ prefix+name ] = variables[ name ]
  60
  61   return result
  62
  63 def CheckForQtAt(context, qtdir):
  64   context.Message('Checking for Qt at %s... ' % qtdir)
  65   libp = os.path.join(qtdir, 'lib')
  66   cppp = os.path.join(qtdir, 'include')
  67   result = AttemptLinkWithVariables(context,
  68       { "LIBS": "qt-mt", "LIBPATH": libp , "CPPPATH": cppp },
  69       '''
  70 #include <qapplication.h>
  71 int main(int argc, char **argv) {
  72   QApplication qapp(argc, argv);
  73   return 0;
  74 }
  75 ''',".cpp","QT_")
  76   context.Result(result)
  77   return result
  78
  79 def CheckForQt(context):
  80   # list is currently POSIX centric - what happens with Windows?
  81   potential_qt_dirs = [
  82     "/usr/share/qt3", # Debian unstable
  83     "/usr/share/qt",
  84     "/usr",
  85     "/usr/local",
  86     "/usr/lib/qt3", # Suse
  87     "/usr/lib/qt",
  88     "/usr/qt/3", # Gentoo
  89     "/usr/pkg/qt3" # pkgsrc (NetBSD)
  90     ]
  91
  92   if 'QTDIR' in os.environ:
  93     potential_qt_dirs.insert(0, os.environ['QTDIR'])
  94
  95   if env[ 'qt_directory' ] != "/":
  96      uic_path = os.path.join(env['qt_directory'], 'bin', 'uic')
  97      if os.path.isfile(uic_path):
  98         potential_qt_dirs.insert(0, env[ 'qt_directory' ])
  99      else:
 100         print("QT not found. Invalid qt_directory value - failed to find uic.")
 101         return 0
 102
 103   for i in potential_qt_dirs:
 104     context.env.Replace(QT3DIR = i)
 105     if CheckForQtAt(context, i):
 106        # additional checks to validate QT installation
 107        if not os.path.isfile(os.path.join(i, 'bin', 'uic')):
 108           print("QT - failed to find uic.")
 109           return 0
 110        if not os.path.isfile(os.path.join(i, 'bin', 'moc')):
 111           print("QT - failed to find moc.")
 112           return 0
 113        if not os.path.exists(os.path.join(i, 'lib')):
 114           print("QT - failed to find QT lib path.")
 115           return 0
 116        if not os.path.exists(os.path.join(i, 'include')):
 117           print("QT - failed to find QT include path.")
 118           return 0
 119        return 1
 120     else:
 121       if i==env['qt_directory']:
 122         print("QT directory not valid.  Failed QT test build.")
 123         return 0
 124   return 0
 125
 126 def AttemptLinkWithVariables(context, variables, code, extension, prefix):
 127   return DoWithVariables(variables, prefix,
 128                          lambda: context.TryLink(code, extension))
 129
 130 env = Environment(CPPPATH=['.'], LIBPATH=['.'], LIBS=[])
 131
 132 opts = Variables('lprof.conf')
 133 opts.Add(PathVariable("qt_directory", "Path to Qt directory", "/"))
 134 opts.Update(env)
 135
 136 env['QT3_LIB'] = 'qt-mt'
 137 config = env.Configure(custom_tests = {
 138     'CheckForQt' : CheckForQt,
 139 })
 140
 141 if not config.CheckForQt():
 142     print("Failed to find valid QT environment.")
 143     Exit(1)
 144
 145 env.Tool('qt3', ['$TOOL_PATH'])
 146 """)
 147
 148 test.run(arguments='.')
 149
 150 test.pass_test()
 151
 152 # Local Variables:
 153 # tab-width:4
 154 # indent-tabs-mode:nil
 155 # End:
 156 # vim: set expandtab tabstop=4 shiftwidth=4: