xcode generator: warn if QMAKE_INFO_PLIST is not valid

Warn the user if QMAKE_INFO_PLIST is set, but file not found.
An iOS application will not run or deploy without an
Info.plist present, and the error message given by
xcodebuild is not very informative.

Change-Id: I54f0e06de320a43c9f3261fe88761c41e3ccd022
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@digia.com>

2 files changed, 4 insertions, 0 deletions

diff --git a/qmake/generators/mac/pbuilder_pbx.cpp b/qmake/generators/mac/pbuilder_pbx.cpp
index 307b3d27ba..68338a6684 100644
--- a/qmake/generators/mac/pbuilder_pbx.cpp
+++ b/qmake/generators/mac/pbuilder_pbx.cpp
@@ -1422,6 +1422,8 @@ ProjectBuilderMakefileGenerator::writeMakeParts(QTextStream &t)
                                 t << "\t\t\t\t" << writeSettings("INFOPLIST_FILE", "Info.plist") << ";\n";
                             }
                         }
+                    } else {
+                        warn_msg(WarnLogic, "Could not resolve Info.plist: '%s'. Check if QMAKE_INFO_PLIST points to a valid file.", plist.toLatin1().constData());
                     }
                 }
 
diff --git a/qmake/generators/unix/unixmake2.cpp b/qmake/generators/unix/unixmake2.cpp
index 2373059f79..3f879202ae 100644
--- a/qmake/generators/unix/unixmake2.cpp
+++ b/qmake/generators/unix/unixmake2.cpp
@@ -1266,6 +1266,8 @@ void UnixMakefileGenerator::init2()
                         alldeps += path + Option::dir_sep + fileInfo(files[file].toQString()).fileName();
                 }
             }
+        } else {
+            warn_msg(WarnLogic, "Could not resolve Info.plist: '%s'. Check if QMAKE_INFO_PLIST points to a valid file.", plist.toLatin1().constData());
         }
     }
 }