github.com/jlmucb/cloudproxy@v0.0.0-20170830161738-b5aa0b619bc4/src/third_party/google-glog/m4/.svn/text-base/google_namespace.m4.svn-base (about)

     1  # Allow users to override the namespace we define our application's classes in
     2  # Arg $1 is the default namespace to use if --enable-namespace isn't present.
     3  
     4  # In general, $1 should be 'google', so we put all our exported symbols in a
     5  # unique namespace that is not likely to conflict with anyone else.  However,
     6  # when it makes sense -- for instance, when publishing stl-like code -- you
     7  # may want to go with a different default, like 'std'.
     8  
     9  AC_DEFUN([AC_DEFINE_GOOGLE_NAMESPACE],
    10    [google_namespace_default=[$1]
    11     AC_ARG_ENABLE(namespace, [  --enable-namespace=FOO to define these Google
    12                               classes in the FOO namespace. --disable-namespace
    13                               to define them in the global namespace. Default
    14                               is to define them in namespace $1.],
    15                   [case "$enableval" in
    16                      yes) google_namespace="$google_namespace_default" ;;
    17                       no) google_namespace="" ;;
    18                        *) google_namespace="$enableval" ;;
    19                    esac],
    20                   [google_namespace="$google_namespace_default"])
    21     if test -n "$google_namespace"; then
    22       ac_google_namespace="$google_namespace"
    23       ac_google_start_namespace="namespace $google_namespace {"
    24       ac_google_end_namespace="}"
    25     else
    26       ac_google_namespace=""
    27       ac_google_start_namespace=""
    28       ac_google_end_namespace=""
    29     fi
    30     AC_DEFINE_UNQUOTED(GOOGLE_NAMESPACE, $ac_google_namespace,
    31                        Namespace for Google classes)
    32     AC_DEFINE_UNQUOTED(_START_GOOGLE_NAMESPACE_, $ac_google_start_namespace,
    33                        Puts following code inside the Google namespace)
    34     AC_DEFINE_UNQUOTED(_END_GOOGLE_NAMESPACE_,  $ac_google_end_namespace,
    35                        Stops putting the code inside the Google namespace)
    36  ])