52 lines
2.2 KiB
Plaintext
52 lines
2.2 KiB
Plaintext
$OpenBSD: patch-Modules_MacroPushRequiredVars_cmake,v 1.1 2008/02/04 22:31:20 espie Exp $
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--- Modules/MacroPushRequiredVars.cmake.orig Mon Feb 4 22:18:12 2008
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+++ Modules/MacroPushRequiredVars.cmake Mon Feb 4 22:18:07 2008
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@@ -0,0 +1,47 @@
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+# this module defines two macros:
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+# MACRO_PUSH_REQUIRED_VARS()
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+# and
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+# MACRO_POP_REQUIRED_VARS()
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+# use these if you call cmake macros which use
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+# any of the CMAKE_REQUIRED_XXX variables
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+#
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+# Usage:
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+# MACRO_PUSH_REQUIRED_VARS()
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+# SET(CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} -DSOME_MORE_DEF)
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+# CHECK_FUNCTION_EXISTS(...)
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+# MACRO_POP_REQUIRED_VARS()
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+
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+# Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
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+#
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+# Redistribution and use is allowed according to the terms of the BSD license.
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+# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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+
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+MACRO(MACRO_PUSH_REQUIRED_VARS)
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+
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+ IF(NOT DEFINED _PUSH_REQUIRED_VARS_COUNTER)
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+ SET(_PUSH_REQUIRED_VARS_COUNTER 0)
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+ ENDIF(NOT DEFINED _PUSH_REQUIRED_VARS_COUNTER)
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+
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+ MATH(EXPR _PUSH_REQUIRED_VARS_COUNTER "${_PUSH_REQUIRED_VARS_COUNTER}+1")
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+
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+ SET(_CMAKE_REQUIRED_INCLUDES_SAVE_${_PUSH_REQUIRED_VARS_COUNTER} ${CMAKE_REQUIRED_INCLUDES})
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+ SET(_CMAKE_REQUIRED_DEFINITIONS_SAVE_${_PUSH_REQUIRED_VARS_COUNTER} ${CMAKE_REQUIRED_DEFINITIONS})
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+ SET(_CMAKE_REQUIRED_LIBRARIES_SAVE_${_PUSH_REQUIRED_VARS_COUNTER} ${CMAKE_REQUIRED_LIBRARIES})
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+ SET(_CMAKE_REQUIRED_FLAGS_SAVE_${_PUSH_REQUIRED_VARS_COUNTER} ${CMAKE_REQUIRED_FLAGS})
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+ENDMACRO(MACRO_PUSH_REQUIRED_VARS)
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+
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+MACRO(MACRO_POP_REQUIRED_VARS)
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+
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+# don't pop more than we pushed
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+ IF("${_PUSH_REQUIRED_VARS_COUNTER}" GREATER "0")
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+
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+ SET(CMAKE_REQUIRED_INCLUDES ${_CMAKE_REQUIRED_INCLUDES_SAVE_${_PUSH_REQUIRED_VARS_COUNTER}})
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+ SET(CMAKE_REQUIRED_DEFINITIONS ${_CMAKE_REQUIRED_DEFINITIONS_SAVE_${_PUSH_REQUIRED_VARS_COUNTER}})
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+ SET(CMAKE_REQUIRED_LIBRARIES ${_CMAKE_REQUIRED_LIBRARIES_SAVE_${_PUSH_REQUIRED_VARS_COUNTER}})
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+ SET(CMAKE_REQUIRED_FLAGS ${_CMAKE_REQUIRED_FLAGS_SAVE_${_PUSH_REQUIRED_VARS_COUNTER}})
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+
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+ MATH(EXPR _PUSH_REQUIRED_VARS_COUNTER "${_PUSH_REQUIRED_VARS_COUNTER}-1")
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+ ENDIF("${_PUSH_REQUIRED_VARS_COUNTER}" GREATER "0")
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+
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+ENDMACRO(MACRO_POP_REQUIRED_VARS)
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+
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