1 files changed, 38 insertions, 15 deletions
diff --git a/mkspecs/features/qt_functions.prf b/mkspecs/features/qt_functions.prf
index e51a3c953e..fe7b29afce 100644
--- a/mkspecs/features/qt_functions.prf
+++ b/mkspecs/features/qt_functions.prf
@@ -118,23 +118,46 @@ defineTest(qtAddModule) {
 
 # variable, default
 defineTest(qtPrepareTool) {
-    MODBASE = $$[QT_HOST_BINS/get]
-    count(ARGS, 2, greaterThan) {
-        isEmpty(QT.$${3}.bins):warning("No QT.$${3}.bins, module path ignored for qtPrepareTool($$1, $$2, $$3)")
-        else:MODBASE = $$eval(QT.$${3}.bins)
+    $$1 = $$eval(QT_TOOL.$${2}.binary)
+    isEmpty($$1) {
+        MODBASE = $$[QT_HOST_BINS/get]
+        count(ARGS, 2, greaterThan) {
+            isEmpty(QT.$${3}.bins):warning("No QT.$${3}.bins, module path ignored for qtPrepareTool($$1, $$2, $$3)")
+            else:MODBASE = $$eval(QT.$${3}.bins)
+        }
+        isEmpty($$1):$$1 = $$MODBASE/$$2
+        contains(QMAKE_HOST.os, Windows):!contains($$1, .*\\.(exe|bat)$) {
+            exists($$eval($$1).bat) {
+                $$1 = $$eval($$1).bat
+            } else {
+                $$1 = $$eval($$1).exe
+            }
+        } else:contains(QMAKE_HOST.os, Darwin) {
+            BUNDLENAME = $$eval($$1).app/Contents/MacOS/$$2
+            exists($$BUNDLENAME) {
+                $$1 = $$BUNDLENAME
+            }
+        }
     }
-    isEmpty($$1):$$1 = $$MODBASE/$$2
-    $$1 ~= s,[/\\\\],$$QMAKE_DIR_SEP,
-    contains(QMAKE_HOST.os, Windows):!contains($$1, .*\\.(exe|bat)$) {
-        exists($$eval($$1).bat) {
-            $$1 = $$eval($$1).bat
+    $$1 = $$native_path($$eval($$1))
+
+    deps = $$resolve_depends(QT_TOOL.$${2}.depends, "QT.")
+    !isEmpty(deps) {
+        for(dep, deps): \
+            deppath += $$native_path($$eval(QT.$${dep}.libs))
+        deppath = $$unique(deppath)
+        equals(QMAKE_DIR_SEP, /) {
+            equals(QMAKE_HOST.os, Windows): \
+                var = PATH
+            else:contains(QMAKE_HOST.os, Linux): \
+                var = LD_LIBRARY_PATH
+            else:equals(QMAKE_HOST.os, Darwin): \
+                var = DYLD_LIBRARY_PATH
+            else: \
+                error("Operating system not supported.")
+            $$1 = "$$var=$$join(deppath, :)${$$var:+:\$$$var} $$eval($$1)"
         } else {
-            $$1 = $$eval($$1).exe
-        }
-    } else:contains(QMAKE_HOST.os, Darwin) {
-        BUNDLENAME = $$eval($$1).app/Contents/MacOS/$$2
-        exists($$BUNDLENAME) {
-            $$1 = $$BUNDLENAME
+            $$1 = "(set PATH=$$join(deppath, ;);%PATH%) & $$eval($$1)"
         }
     }