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1 |
2 #TESTING TIME |
2 #TESTING TIME |
3 include(CheckCCompilerFlag) |
3 include(CheckCCompilerFlag) |
4 #when you need to check for a linker flag, just leave the argument of "check_c_compiler_flag" empty |
4 #when you need to check for a linker flag, just leave the argument of "check_c_compiler_flag" empty |
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5 |
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6 |
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7 #stack protection |
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8 check_c_compiler_flag("-fstack-protector" HAVE_STACKPROTECTOR) |
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9 if(HAVE_STACKPROTECTOR) |
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10 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstack-protector") |
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11 endif() |
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12 |
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13 #symbol visibility |
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14 check_c_compiler_flag("-fvisibility=hidden" HAVE_VISIBILITYH) |
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15 if(HAVE_VISIBILITYH) |
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16 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden") |
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17 endif() |
5 |
18 |
6 |
19 |
7 #check for noexecstack on ELF, Gentoo security |
20 #check for noexecstack on ELF, Gentoo security |
8 set(CMAKE_REQUIRED_FLAGS "-Wl,-z,noexecstack") |
21 set(CMAKE_REQUIRED_FLAGS "-Wl,-z,noexecstack") |
9 check_c_compiler_flag("" HAVE_NOEXECSTACK) |
22 check_c_compiler_flag("" HAVE_NOEXECSTACK) |