CMake: Move check for pthread_setname_np to IIOD

This function is not used in libiio, but is used by IIOD.

Signed-off-by: Paul Cercueil <[email protected]>

CMakeLists.txt

@@ -135,13 +135,6 @@ check_symbol_exists(strndup "string.h" HAS_STRNDUP)
 check_symbol_exists(strerror_r "string.h" HAS_STRERROR_R)
 check_symbol_exists(newlocale "locale.h" HAS_NEWLOCALE)
 
-if (NOT WIN32)
-	find_library(PTHREAD_LIBRARIES pthread)
-	set(CMAKE_REQUIRED_LIBRARIES ${PTHREAD_LIBRARIES})
-	check_symbol_exists(pthread_setname_np "pthread.h" HAS_PTHREAD_SETNAME_NP)
-	set(CMAKE_REQUIRED_LIBRARIES)
-endif()
-
 option(ENABLE_IPV6 "Define if you want to enable IPv6 support" ON)
 if (ENABLE_IPV6)
 	check_symbol_exists(in6addr_any "netinet/in.h" HAVE_IPV6)
@@ -398,6 +391,8 @@ endif()
 
 if (NEED_THREADS)
 	if (NOT WIN32)
+		find_library(PTHREAD_LIBRARIES pthread)
+
 		if (PTHREAD_LIBRARIES)
 			list(APPEND LIBS_TO_LINK ${PTHREAD_LIBRARIES})
 		else()

iiod/CMakeLists.txt

@@ -12,6 +12,13 @@ add_flex_bison_dependency(lexer parser)
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 include_directories(${CMAKE_CURRENT_SOURCE_DIR})
 
+include(CheckSymbolExists)
+set(CMAKE_REQUIRED_LIBRARIES ${PTHREAD_LIBRARIES})
+set(CMAKE_REQUIRED_DEFINITIONS -D_GNU_SOURCE)
+check_symbol_exists(pthread_setname_np "pthread.h" HAS_PTHREAD_SETNAME_NP)
+set(CMAKE_REQUIRED_LIBRARIES)
+set(CMAKE_REQUIRED_DEFINITIONS)
+
 if (CMAKE_C_COMPILER_ID STREQUAL "Clang" OR CMAKE_COMPILER_IS_GNUCC)
 	# flex sometimes generates code which generate sign comparison errors
 	set_source_files_properties(${FLEX_lexer_OUTPUTS} PROPERTIES COMPILE_FLAGS "-Wno-sign-compare")