File: namespaces.m4

package info (click to toggle)
google-perftools 2.7-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 7,284 kB
  • sloc: cpp: 27,869; ansic: 9,534; sh: 4,799; perl: 4,116; makefile: 1,101; asm: 128
file content (15 lines) | stat: -rw-r--r-- 735 bytes parent folder | download | duplicates (50)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
# Checks whether the compiler implements namespaces
AC_DEFUN([AC_CXX_NAMESPACES],
 [AC_CACHE_CHECK(whether the compiler implements namespaces,
                 ac_cv_cxx_namespaces,
                 [AC_LANG_SAVE
                  AC_LANG_CPLUSPLUS
                  AC_TRY_COMPILE([namespace Outer {
                                    namespace Inner { int i = 0; }}],
                                 [using namespace Outer::Inner; return i;],
                                 ac_cv_cxx_namespaces=yes,
                                 ac_cv_cxx_namespaces=no)
                  AC_LANG_RESTORE])
  if test "$ac_cv_cxx_namespaces" = yes; then
    AC_DEFINE(HAVE_NAMESPACES, 1, [define if the compiler implements namespaces])
  fi])