m4/pdns_enable_coverage.m4

   1 AC_DEFUN([PDNS_ENABLE_COVERAGE], [
   2   AC_MSG_CHECKING([whether to enable code coverage])
   3   AC_ARG_ENABLE([coverage],
   4     AS_HELP_STRING([--enable-coverage],
   5       [enable code coverage @<:@default=no@:>@]),
   6     [enable_coverage=$enableval],
   7     [enable_coverage=no]
   8   )
   9   AC_MSG_RESULT([$enable_coverage])
  10   AS_IF([test "x$enable_coverage" != "xno"], [
  11     gl_COMPILER_OPTION_IF([-fprofile-arcs -ftest-coverage], [
  12       CXXFLAGS="$CXXFLAGS -U_FORTIFY_SOURCE -g -O0 -fprofile-arcs -ftest-coverage"
  13     ], [
  14       AC_MSG_ERROR([$CXX does not support gathering coverage data])
  15     ])
  16   ])
  17 ])