cmake: Fix detection of functions lrint and lrintf in libm

Set HAVE_LRINT and HAVE_LRINTF if functions not exists

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>

ConfigureChecks.cmake

@@ -32,8 +32,16 @@ check_include_file ( "sys/statvfs.h" HAVE_SYS_STATVFS_H )
 check_include_file ( "sys/vfs.h"     HAVE_SYS_VFS_H     )
 check_include_file ( "byteswap.h"    HAVE_BYTESWAP_H    )
 check_include_file ( "stdint.h"      HAVE_STDINT_H      )
+tde_save_and_set( CMAKE_REQUIRED_LIBRARIES "m" )
 check_symbol_exists ( lrint  "math.h" HAVE_LRINT  )
 check_symbol_exists ( lrintf "math.h" HAVE_LRINTF )
+tde_restore( CMAKE_REQUIRED_LIBRARIES )
+if( NOT HAVE_LRINT )
+  set( HAVE_LRINT 0 )
+endif( NOT HAVE_LRINT )
+if( NOT HAVE_LRINTF )
+  set( HAVE_LRINTF 0 )
+endif( NOT HAVE_LRINTF )
 check_symbol_exists ( stat64 "sys/types.h;sys/stat.h;unistd.h" HAVE_STAT64 )
 
 ##### k3bsetup ##################################

libk3b/plugin/CMakeLists.txt

@@ -44,7 +44,7 @@ tde_moc( k3bplugin_SOURCES k3bprojectplugin.h )
 
 tde_add_library( k3bplugin STATIC_PIC AUTOMOC
   SOURCES ${k3bplugin_SOURCES}
-  LINK ${LIBSAMPLERATE_LIBRARIES}
+  LINK m ${LIBSAMPLERATE_LIBRARIES}
 )