From 380f8f6b4b6bd1d775d17a8fbeb1205fc300ce92 Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Wed, 20 Jul 2005 12:48:12 -0400
Subject: ENH: make sure qmake is on the machine before running it

---
 Modules/FindQt.cmake  | 11 +++++++----
 Modules/FindQt4.cmake | 52 ++++++++++++++++++++++++++++++---------------------
 2 files changed, 38 insertions(+), 25 deletions(-)

diff --git a/Modules/FindQt.cmake b/Modules/FindQt.cmake
index 1c5dbaa..cb4bd67 100644
--- a/Modules/FindQt.cmake
+++ b/Modules/FindQt.cmake
@@ -23,6 +23,7 @@ IF(NOT QT_FOUND)
 ENDIF(NOT QT_FOUND)
 # if a project needs Qt it has to call FoundQt.cmake and NOT FoundQt3.cmake, FoundQt4.cmake etc. This gets checked in FoundQt4.cmake etc.
 SET(FOUNDQT_CALLED "YES")
+FIND_PROGRAM(QT_QMAKE qmake)
 
 # compatibility to CMakeList.txt files for Qt3 projects
 IF(NOT QT_MAX_VERSION)
@@ -39,10 +40,12 @@ ENDIF(NOT QT_MIN_VERSION)
 #       QT_GLOBAL_H_FILE
 #
 #######################################
-IF( NOT QT_QGLOBAL_H_FILE)
-  EXEC_PROGRAM( qmake
-    ARGS "-query QT_INSTALL_HEADERS" 
-    OUTPUT_VARIABLE qt_headers )
+IF( NOT QT_QGLOBAL_H_FILE) 
+  IF(QT_QMAKE)
+    EXEC_PROGRAM( qmake
+      ARGS "-query QT_INSTALL_HEADERS" 
+      OUTPUT_VARIABLE qt_headers )
+  ENDIF(QT_QMAKE)
   
   # Qt4-like search paths
   FIND_FILE( QT4_QGLOBAL_H_FILE qglobal.h
diff --git a/Modules/FindQt4.cmake b/Modules/FindQt4.cmake
index 1f0da7b..fa8b69a 100644
--- a/Modules/FindQt4.cmake
+++ b/Modules/FindQt4.cmake
@@ -85,7 +85,6 @@
 IF(NOT FOUNDQT_CALLED)
   MESSAGE( FATAL_ERROR "Never call FoundQt4.cmake directly. Use FoundQt.cmake.")
 ENDIF(NOT FOUNDQT_CALLED)
-
 ########################################
 #
 #       Setting the INCLUDE-Variables
@@ -93,9 +92,11 @@ ENDIF(NOT FOUNDQT_CALLED)
 ########################################
 # Set QT_QT_INCLUDE_DIR by searching for qglobal.h
 IF(NOT QT_QT_INCLUDE_DIR)
-  EXEC_PROGRAM( qmake
-    ARGS "-query QT_INSTALL_HEADERS" 
-    OUTPUT_VARIABLE qt_headers )
+  IF(QT_QMAKE)
+    EXEC_PROGRAM( qmake
+      ARGS "-query QT_INSTALL_HEADERS" 
+      OUTPUT_VARIABLE qt_headers )
+  ENDIF(QT_QMAKE)
   FIND_PATH( QT_QT_INCLUDE_DIR qglobal.h
     ${qt_headers}/Qt
     $ENV{QTDIR}/include/Qt
@@ -270,10 +271,12 @@ SET( QT_INCLUDES
 #       Setting the LIBRARY-Variables
 #
 ########################################
-IF(NOT QT_QTCORE_LIBRARY)
-  EXEC_PROGRAM( qmake
-    ARGS "-query QT_INSTALL_LIBS" 
-    OUTPUT_VARIABLE qt_libs )
+IF(NOT QT_QTCORE_LIBRARY) 
+  IF(QT_QMAKE)
+    EXEC_PROGRAM( qmake
+      ARGS "-query QT_INSTALL_LIBS" 
+      OUTPUT_VARIABLE qt_libs )
+  ENDIF(QT_QMAKE)
   # Set QT_QTCORE_LIBRARY  by searching for a lib with "QtCore." as part of the filename
   FIND_LIBRARY(  QT_QTCORE_LIBRARY
     NAMES QtCore 
@@ -291,9 +294,11 @@ ENDIF(NOT QT_QTCORE_LIBRARY)
 
 # Set QT_QTCORE_LIBRARY_DEBUG by searching for a lib with "QtCore_debug" as part of the filename
 IF(NOT QT_QTCORE_LIBRARY_DEBUG)
-  EXEC_PROGRAM( qmake
-    ARGS "-query QT_INSTALL_LIBS" 
-    OUTPUT_VARIABLE qt_libs )
+  IF(QT_QMAKE)
+    EXEC_PROGRAM( qmake
+      ARGS "-query QT_INSTALL_LIBS" 
+      OUTPUT_VARIABLE qt_libs )
+  ENDIF(QT_QMAKE)
   FIND_LIBRARY(  QT_QTCORE_LIBRARY_DEBUG
     NAMES QtCore_debug
     PATHS 
@@ -648,10 +653,11 @@ ENDIF(NOT QT_LIBRARIES_TRYDEBUG)
 #
 #######################################
 IF(NOT QT_MOC_EXECUTABLE)
-  EXEC_PROGRAM( qmake
-    ARGS "-query QT_INSTALL_BINS" 
-    OUTPUT_VARIABLE qt_bins )
-  
+  IF(QT_QMAKE)
+    EXEC_PROGRAM( qmake
+      ARGS "-query QT_INSTALL_BINS" 
+      OUTPUT_VARIABLE qt_bins ) 
+  ENDIF(QT_QMAKE)
   FIND_PROGRAM(QT_MOC_EXECUTABLE 
     NAMES moc
     PATHS
@@ -673,9 +679,11 @@ ELSE(QT_MOC_EXECUTABLE)
 ENDIF(QT_MOC_EXECUTABLE)
 
 IF(NOT QT_UIC_EXECUTABLE )
-  EXEC_PROGRAM( qmake
-    ARGS "-query QT_INSTALL_BINS" 
-    OUTPUT_VARIABLE qt_bins )
+  IF(QT_QMAKE)
+    EXEC_PROGRAM( qmake
+      ARGS "-query QT_INSTALL_BINS" 
+      OUTPUT_VARIABLE qt_bins )
+  ENDIF(QT_QMAKE)
   FIND_PROGRAM(QT_UIC_EXECUTABLE 
     NAMES uic
     PATHS
@@ -697,9 +705,11 @@ ELSE(QT_UIC_EXECUTABLE)
 ENDIF(QT_UIC_EXECUTABLE)
 
 IF(NOT QT_RCC_EXECUTABLE)
-  EXEC_PROGRAM( qmake
-    ARGS "-query QT_INSTALL_BINS" 
-    OUTPUT_VARIABLE qt_bins )
+  IF(QT_QMAKE)
+    EXEC_PROGRAM( qmake
+      ARGS "-query QT_INSTALL_BINS" 
+      OUTPUT_VARIABLE qt_bins )
+  ENDIF(QT_QMAKE)
   FIND_PROGRAM(QT_RCC_EXECUTABLE 
     NAMES rcc
     PATHS
-- 
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