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BUG#530: Using #error to report a nice error message if the C compiler is set to a C++ compiler.

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This commit is contained in:
Brad King 2004-01-21 15:11:48 -05:00
parent af81df2542
commit 802cc38344
1 changed files with 5 additions and 1 deletions
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6
Modules/CMakeTestCCompiler.cmake
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@ -5,7 +5,11 @@
# any makefiles or projects. # any makefiles or projects.
IF(NOT CMAKE_C_COMPILER_WORKS) IF(NOT CMAKE_C_COMPILER_WORKS)
MESSAGE(STATUS "Check for working C compiler: ${CMAKE_C_COMPILER}") MESSAGE(STATUS "Check for working C compiler: ${CMAKE_C_COMPILER}")
FILE(WRITE ${CMAKE_BINARY_DIR}/CMakeTmp/testCCompiler.c "int main(){return 0;}\n") FILE(WRITE ${CMAKE_BINARY_DIR}/CMakeTmp/testCCompiler.c
"#ifdef __cplusplus\n"
"# error \"The CMAKE_C_COMPILER is set to a C++ compiler\"\n"
"#endif\n"
"int main(){return 0;}\n")
TRY_COMPILE(CMAKE_C_COMPILER_WORKS ${CMAKE_BINARY_DIR} TRY_COMPILE(CMAKE_C_COMPILER_WORKS ${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}/CMakeTmp/testCCompiler.c ${CMAKE_BINARY_DIR}/CMakeTmp/testCCompiler.c
OUTPUT_VARIABLE OUTPUT) OUTPUT_VARIABLE OUTPUT)