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#537 linker issues due to clock_gettime/librt dependencies

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Simplify dependency check and make it work for Debian.
This commit is contained in:
ThorstenB
2012-02-24 22:20:37 +01:00
parent f1c2afacc4
commit b7fa1d4f02
1 changed files with 6 additions and 8 deletions
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14
CMakeLists.txt
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@@ -167,18 +167,16 @@ if(HAVE_UNISTD_H)
int main() { return 0; }
"
HAVE_CLOCK_GETTIME)
HAVE_CLOCK_GETTIME)
endif(HAVE_UNISTD_H)
set(RT_LIBRARY "")
if(HAVE_CLOCK_GETTIME)
check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
if(NOT CLOCK_GETTIME_IN_LIBC)
check_library_exists(rt clock_gettime "" HAVE_RT)
if(HAVE_RT)
set(RT_LIBRARY rt)
endif(HAVE_RT)
endif(NOT CLOCK_GETTIME_IN_LIBC)
#check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
check_library_exists(rt clock_gettime "" HAVE_RT)
if(HAVE_RT)
set(RT_LIBRARY rt)
endif(HAVE_RT)
endif(HAVE_CLOCK_GETTIME)
SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")