From 38f6b6242edeef56ce68f1357ea9f85a6563f09a Mon Sep 17 00:00:00 2001
From: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
Date: Thu, 1 Mar 2018 16:43:46 +0100
Subject: qmake: prevent .prf files from postponing work to build passes

just a sync-up from lupdate; no effect on qmake itself.

alternative source: qt-creator/7e86b98836342035684cc1c1aa49292224faed07.

Change-Id: I5e10b44637d527799f55c578a99076eb4750f131
(cherry picked from qttools/8e7e60dbdea04c943bc6d50290db12d3fefd39f2)
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
---
 qmake/library/qmakeevaluator.cpp | 39 +++++++++++++++++++++++++--------------
 1 file changed, 25 insertions(+), 14 deletions(-)

(limited to 'qmake')

diff --git a/qmake/library/qmakeevaluator.cpp b/qmake/library/qmakeevaluator.cpp
index 6e6c72de59..edd1d5f38f 100644
--- a/qmake/library/qmakeevaluator.cpp
+++ b/qmake/library/qmakeevaluator.cpp
@@ -1980,23 +1980,34 @@ QMakeEvaluator::VisitReturn QMakeEvaluator::evaluateFeatureFile(
     // needs to be determined. Failed lookups are represented via non-null empty strings.
     QString *fnp = &m_featureRoots->cache[qMakePair(fn, currFn)];
     if (fnp->isNull()) {
-        int start_root = 0;
-        const QStringList &paths = m_featureRoots->paths;
-        if (!currFn.isEmpty()) {
-            QStringRef currPath = IoUtils::pathName(currFn);
-            for (int root = 0; root < paths.size(); ++root)
-                if (currPath == paths.at(root)) {
-                    start_root = root + 1;
-                    break;
-                }
-        }
-        for (int root = start_root; root < paths.size(); ++root) {
-            QString fname = paths.at(root) + fn;
-            if (IoUtils::exists(fname)) {
-                fn = fname;
+#ifdef QMAKE_OVERRIDE_PRFS
+        {
+            QString ovrfn(QLatin1String(":/qmake/override_features/") + fn);
+            if (QFileInfo::exists(ovrfn)) {
+                fn = ovrfn;
                 goto cool;
             }
         }
+#endif
+        {
+            int start_root = 0;
+            const QStringList &paths = m_featureRoots->paths;
+            if (!currFn.isEmpty()) {
+                QStringRef currPath = IoUtils::pathName(currFn);
+                for (int root = 0; root < paths.size(); ++root)
+                    if (currPath == paths.at(root)) {
+                        start_root = root + 1;
+                        break;
+                    }
+            }
+            for (int root = start_root; root < paths.size(); ++root) {
+                QString fname = paths.at(root) + fn;
+                if (IoUtils::exists(fname)) {
+                    fn = fname;
+                    goto cool;
+                }
+            }
+        }
 #ifdef QMAKE_BUILTIN_PRFS
         fn.prepend(QLatin1String(":/qmake/features/"));
         if (QFileInfo::exists(fn))
-- 
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