| 1 | # -*- mode: cmake; -*- |
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| 2 | # |
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| 3 | # |
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| 4 | # |
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| 5 | |
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| 6 | function(ip_create_version GET_TARGET GET_FILE) |
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| 7 | message(STATUS "generate si_gcc_v.h") |
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| 8 | |
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| 9 | set(_GEN_TARGET "ip-inc") |
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| 10 | set(_GEN_FILE "${CMAKE_CURRENT_BINARY_DIR}/si_gcc_v.h") |
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| 11 | |
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| 12 | if(${CMAKE_CXX_COMPILER_MAJOR} EQUAL 2) |
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| 13 | file(WRITE ${_GEN_FILE} "#define SI_GCC2\n") |
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| 14 | endif(${CMAKE_CXX_COMPILER_MAJOR} EQUAL 2) |
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| 15 | if(${CMAKE_CXX_COMPILER_MAJOR} EQUAL 3) |
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| 16 | file(WRITE ${_GEN_FILE} "#define SI_GCC3\n") |
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| 17 | endif(${CMAKE_CXX_COMPILER_MAJOR} EQUAL 3) |
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| 18 | if(${CMAKE_CXX_COMPILER_MAJOR} EQUAL 4) |
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| 19 | file(WRITE ${_GEN_FILE} "#define SI_GCC4\n") |
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| 20 | endif(${CMAKE_CXX_COMPILER_MAJOR} EQUAL 4) |
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| 21 | |
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| 22 | set(${GEN_TARGET} ${_GEN_TARGET} PARENT_SCOPE) |
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| 23 | set(${GEN_FILE} ${_GEN_FILE} PARENT_SCOPE) |
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| 24 | endfunction() |
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| 25 | |
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| 26 | include(CheckCSourceRuns) |
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| 27 | |
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| 28 | function(ip_create_version2 GEN_TARGET GEN_FILE) |
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| 29 | message(STATUS "generate si_gcc_v.h") |
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| 30 | |
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| 31 | set(_GEN_TARGET "ip-inc") |
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| 32 | set(_GEN_FILE "${CMAKE_CURRENT_BINARY_DIR}/si_gcc_v.h") |
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| 33 | set(TESTFILE "${CMAKE_CURRENT_BINARY_DIR}/tmp.c") |
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| 34 | set(_TEST_SOURCE "#include <stdio.h> |
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| 35 | int main() { |
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| 36 | FILE *f=fopen(\"${_GEN_FILE}\",\"w\"); |
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| 37 | #ifdef __GNUC__ |
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| 38 | char *p=__VERSION__; |
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| 39 | if (p[0]=='2') fprintf(f,\"#define SI_GCC2\\n\"); |
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| 40 | else if ((p[0]=='3')||(p[0]=='4')) fprintf(f,\"#define SI_GCC3\\n\"); |
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| 41 | #endif |
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| 42 | fclose(f); |
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| 43 | return 0; |
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| 44 | } |
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| 45 | ") |
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| 46 | CHECK_C_SOURCE_RUNS(${_TEST_SOURCE} RUN_RESULT_VAR) |
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| 47 | message(STATUS "compile : '${_GEN_FILE}'") |
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| 48 | message(STATUS "run : '${RUN_RESULT_VAR}'") |
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| 49 | message(STATUS "rc : '${_TEST_SOURCE}'") |
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| 50 | |
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| 51 | add_custom_target(ip-inc DEPENDS ${_GEN_FILE} ) |
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| 52 | set(${GEN_TARGET} ${_GEN_TARGET} PARENT_SCOPE) |
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| 53 | set(${GEN_FILE} ${_GEN_FILE} PARENT_SCOPE) |
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| 54 | endfunction() |
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