From 7ab81d187e5df4238f6160e34ed40ddc9de21a1a Mon Sep 17 00:00:00 2001
From: Alexander Neundorf <neundorf@kde.org>
Date: Thu, 4 Jan 2007 17:29:01 -0500
Subject: ENH: if a wrong qmake has been found, mark it as invalid in the
 cache, so that it is searched again the next time cmake runs Tested in KDE
 since Jul 5th:
 http://websvn.kde.org/trunk/KDE/kdelibs/cmake/modules/FindQt4.cmake?rev=558318&view=rev

Alex
---
 Modules/FindQt4.cmake | 34 +++++++++++++++++++---------------
 1 file changed, 19 insertions(+), 15 deletions(-)

diff --git a/Modules/FindQt4.cmake b/Modules/FindQt4.cmake
index 1927894..ac25b1c 100644
--- a/Modules/FindQt4.cmake
+++ b/Modules/FindQt4.cmake
@@ -242,7 +242,8 @@ IF (QT_QMAKE_EXECUTABLE)
   SET(QT4_QMAKE_FOUND FALSE)
   
   EXEC_PROGRAM(${QT_QMAKE_EXECUTABLE} ARGS "-query QT_VERSION" OUTPUT_VARIABLE QTVERSION)
-  # check for qt3 qmake and then try and find qmake-qt4 in the path
+
+  # check for qt3 qmake and then try and find qmake4 or qmake-qt4 in the path
   IF("${QTVERSION}" MATCHES "Unknown")
     SET(QT_QMAKE_EXECUTABLE NOTFOUND CACHE FILEPATH "" FORCE)
     FIND_PROGRAM(QT_QMAKE_EXECUTABLE NAMES qmake4 qmake-qt4 PATHS
@@ -1029,12 +1030,14 @@ IF (QT4_QMAKE_FOUND)
     ENDIF( NOT Qt4_FIND_QUIETLY)
   ELSE( QT_LIBRARY_DIR AND QT_INCLUDE_DIR AND QT_MOC_EXECUTABLE AND QT_UIC_EXECUTABLE AND QT_RCC_EXECUTABLE)
     SET( QT4_FOUND "NO")
+    SET(QT_QMAKE_EXECUTABLE "${QT_QMAKE_EXECUTABLE}-NOTFOUND" CACHE FILEPATH "Invalid qmake found" FORCE)
     IF( Qt4_FIND_REQUIRED)
       MESSAGE( FATAL_ERROR "Qt libraries, includes, moc, uic or/and rcc NOT found!")
     ENDIF( Qt4_FIND_REQUIRED)
   ENDIF( QT_LIBRARY_DIR AND QT_INCLUDE_DIR AND QT_MOC_EXECUTABLE AND QT_UIC_EXECUTABLE AND  QT_RCC_EXECUTABLE)
   SET(QT_FOUND ${QT4_FOUND})
-  
+
+
   #######################################
   #
   #       Qt configuration
@@ -1184,18 +1187,19 @@ IF (QT4_QMAKE_FOUND)
   SET( QT_QT_LIBRARY "")
 
 ELSE(QT4_QMAKE_FOUND)
-
-  IF(Qt4_FIND_REQUIRED)
-    IF(QT4_INSTALLED_VERSION_TOO_OLD)
-      MESSAGE(FATAL_ERROR "The installed Qt version ${QTVERSION} is too old, at least version ${QT_MIN_VERSION} is required")
-    ELSE(QT4_INSTALLED_VERSION_TOO_OLD)
-      MESSAGE( FATAL_ERROR "Qt qmake not found!")
-    ENDIF(QT4_INSTALLED_VERSION_TOO_OLD)
-  ELSE(Qt4_FIND_REQUIRED)
-    IF(QT4_INSTALLED_VERSION_TOO_OLD AND NOT Qt4_FIND_QUIETLY)
-      MESSAGE(STATUS "The installed Qt version ${QTVERSION} is too old, at least version ${QT_MIN_VERSION} is required")
-    ENDIF(QT4_INSTALLED_VERSION_TOO_OLD AND NOT Qt4_FIND_QUIETLY)
-  ENDIF(Qt4_FIND_REQUIRED)
-  
+   
+   SET(QT_QMAKE_EXECUTABLE "${QT_QMAKE_EXECUTABLE}-NOTFOUND" CACHE FILEPATH "Invalid qmake found" FORCE)
+   IF(Qt4_FIND_REQUIRED)
+      IF(QT4_INSTALLED_VERSION_TOO_OLD)
+         MESSAGE(FATAL_ERROR "The installed Qt version ${QTVERSION} is too old, at least version ${QT_MIN_VERSION} is required")
+      ELSE(QT4_INSTALLED_VERSION_TOO_OLD)
+         MESSAGE( FATAL_ERROR "Qt qmake not found!")
+      ENDIF(QT4_INSTALLED_VERSION_TOO_OLD)
+   ELSE(Qt4_FIND_REQUIRED)
+      IF(QT4_INSTALLED_VERSION_TOO_OLD AND NOT Qt4_FIND_QUIETLY)
+         MESSAGE(STATUS "The installed Qt version ${QTVERSION} is too old, at least version ${QT_MIN_VERSION} is required")
+      ENDIF(QT4_INSTALLED_VERSION_TOO_OLD AND NOT Qt4_FIND_QUIETLY)
+   ENDIF(Qt4_FIND_REQUIRED)
+ 
 ENDIF (QT4_QMAKE_FOUND)
 
-- 
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