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cmake: Fix Unix introspection for floorl() [-Wredundant-decls] 

Change-Id: I76a909c6f14b50b1a71205f9da2cb44a2e67969f
Reviewed-on: https://code.wireshark.org/review/12561
Petri-Dish: Alexis La Goutte <alexis.lagoutte@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
Reviewed-by: João Valverde <j@v6e.pt>
Reviewed-by: Anders Broman <a.broman58@gmail.com>
This commit is contained in:
João Valverde 2015-12-12 07:09:29 +00:00 committed by Anders Broman
parent 48c818f3af
commit e89c4ec7f9
1 changed files with 7 additions and 0 deletions
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7
ConfigureChecks.cmake
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@ -96,7 +96,14 @@ cmake_pop_check_state()
# Use check_symbol_exists just in case math.h does something magic
# and there's not actually a function named floorl()
#
if(UNIX)
set(_mathlib m)
endif()
cmake_push_check_state()
set(CMAKE_REQUIRED_LIBRARIES ${_mathlib})
check_symbol_exists("floorl" "math.h" HAVE_FLOORL)
cmake_pop_check_state()
check_function_exists("getaddrinfo" HAVE_GETADDRINFO)
check_function_exists("gethostbyname" HAVE_GETHOSTBYNAME)
check_function_exists("gethostbyname2" HAVE_GETHOSTBYNAME2)