1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/toolkit/crashreporter/google-breakpad/src/third_party/glog/m4/namespaces.m4 Wed Dec 31 06:09:35 2014 +0100 1.3 @@ -0,0 +1,15 @@ 1.4 +# Checks whether the compiler implements namespaces 1.5 +AC_DEFUN([AC_CXX_NAMESPACES], 1.6 + [AC_CACHE_CHECK(whether the compiler implements namespaces, 1.7 + ac_cv_cxx_namespaces, 1.8 + [AC_LANG_SAVE 1.9 + AC_LANG_CPLUSPLUS 1.10 + AC_TRY_COMPILE([namespace Outer { 1.11 + namespace Inner { int i = 0; }}], 1.12 + [using namespace Outer::Inner; return i;], 1.13 + ac_cv_cxx_namespaces=yes, 1.14 + ac_cv_cxx_namespaces=no) 1.15 + AC_LANG_RESTORE]) 1.16 + if test "$ac_cv_cxx_namespaces" = yes; then 1.17 + AC_DEFINE(HAVE_NAMESPACES, 1, [define if the compiler implements namespaces]) 1.18 + fi])