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librt no longer needed(?)

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This commit is contained in:
Nuno Lopes 2019-03-06 12:16:48 +00:00
parent c4d9754eef
commit 7ad4ced12f
2 changed files with 0 additions and 45 deletions
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39
CMakeLists.txt
View file

@ -271,45 +271,6 @@ list(APPEND Z3_COMPONENT_EXTRA_INCLUDE_DIRS
"${CMAKE_SOURCE_DIR}/src"
)
################################################################################
# Linux specific configuration
################################################################################
if ("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
# Try to detect if it is necessary to link against librt.
# Note that glibc < 2.17 required librt to be linked to use clock_gettime()
# and friends.
set(CLOCK_GETTIME_REQUIRES_LIBRT_TEST_CODE
"
#include <time.h>
int main() {
timespec res;
int result = clock_gettime(CLOCK_REALTIME, &res);
return result == 0;
}
"
)
check_cxx_source_compiles(
"${CLOCK_GETTIME_REQUIRES_LIBRT_TEST_CODE}"
CLOCK_GETTIME_NO_REQUIRE_LIBRT
)
if (NOT CLOCK_GETTIME_NO_REQUIRE_LIBRT)
# Try again with librt
message(STATUS "Failed to link against clock_gettime(), trying with librt")
set(CMAKE_REQUIRED_LIBRARIES_OLD "${CMAKE_REQUIRED_LIBRARIES}")
set(CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES} rt")
check_cxx_source_compiles(
"${CLOCK_GETTIME_REQUIRES_LIBRT_TEST_CODE}"
CLOCK_GETTIME_REQUIRES_LIBRT
)
set(CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES_OLD}")
if (CLOCK_GETTIME_REQUIRES_LIBRT)
list(APPEND Z3_DEPENDENT_LIBS "rt")
else()
message(FATAL_ERROR "Failed to link against clock_gettime()")
endif()
endif()
endif()
################################################################################
# GNU multiple precision library support
################################################################################

6
scripts/mk_util.py
View file

@ -2832,24 +2832,18 @@ def mk_config():
CXXFLAGS = '%s -D_LINUX_' % CXXFLAGS
OS_DEFINES = '-D_LINUX_'
SO_EXT = '.so'
LDFLAGS = '%s -lrt' % LDFLAGS
SLIBFLAGS = '-shared'
SLIBEXTRAFLAGS = '%s -lrt' % SLIBEXTRAFLAGS
SLIBEXTRAFLAGS = '%s -Wl,-soname,libz3.so' % SLIBEXTRAFLAGS
elif sysname == 'FreeBSD':
CXXFLAGS = '%s -D_FREEBSD_' % CXXFLAGS
OS_DEFINES = '-D_FREEBSD_'
SO_EXT = '.so'
LDFLAGS = '%s -lrt' % LDFLAGS
SLIBFLAGS = '-shared'
SLIBEXTRAFLAGS = '%s -lrt' % SLIBEXTRAFLAGS
elif sysname == 'NetBSD':
CXXFLAGS = '%s -D_NETBSD_' % CXXFLAGS
OS_DEFINES = '-D_NETBSD_'
SO_EXT = '.so'
LDFLAGS = '%s -lrt' % LDFLAGS
SLIBFLAGS = '-shared'
SLIBEXTRAFLAGS = '%s -lrt' % SLIBEXTRAFLAGS
elif sysname == 'OpenBSD':
CXXFLAGS = '%s -D_OPENBSD_' % CXXFLAGS
OS_DEFINES = '-D_OPENBSD_'