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Revision 28, 0.7 KB
(checked in by anton, 3 years ago)
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cmake branch added
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| 1 | # - Check whether the C compiler supports a given flag. |
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| 2 | # CHECK_C_COMPILER_FLAG(FLAG VARIABLE) |
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| 3 | # |
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| 4 | # FLAG - the compiler flag |
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| 5 | # VARIABLE - variable to store the result |
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| 6 | |
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| 7 | # Copyright (c) 2006, Alexander Neundorf, <neundorf at kde.org> |
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| 8 | # |
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| 9 | # Redistribution and use is allowed according to the terms of the BSD license. |
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| 10 | # For details see the accompanying COPYING-CMAKE-SCRIPTS file. |
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| 11 | |
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| 12 | |
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| 13 | INCLUDE(CheckCSourceCompiles) |
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| 14 | |
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| 15 | MACRO (CHECK_C_COMPILER_FLAG _FLAG _RESULT) |
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| 16 | SET(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}") |
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| 17 | SET(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}") |
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| 18 | CHECK_C_SOURCE_COMPILES("int main() { return 0;}" ${_RESULT}) |
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| 19 | SET (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}") |
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| 20 | ENDMACRO (CHECK_C_COMPILER_FLAG) |
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