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Diffstat (limited to 'm4/tr1-memory.m4')
| -rw-r--r-- | m4/tr1-memory.m4 | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/m4/tr1-memory.m4 b/m4/tr1-memory.m4 new file mode 100644 index 0000000..7b78577 --- /dev/null +++ b/m4/tr1-memory.m4 @@ -0,0 +1,40 @@ +dnl file : m4/tr1-memory.m4 +dnl author : Boris Kolpackov <boris@codesynthesis.com> +dnl copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC +dnl license : GNU GPL v2; see accompanying LICENSE file +dnl +dnl TR1_MEMORY +dnl +dnl Check for TR1 <memory> availability. If successful, define HAVE_TR1_MEMORY +dnl as both a macro and conditional as well as set the tr1_memory variable +dnl to 'yes'. +dnl +AC_DEFUN([TR1_MEMORY], +[ +tr1_memory=no + +AC_MSG_CHECKING([for TR1 <memory>]) + +CXX_LIBTOOL_LINK_IFELSE( +AC_LANG_SOURCE([[ +#include <odb/tr1/memory.hxx> + +int +main () +{ + std::tr1::shared_ptr<int> p (new int (10)); + *p = 11; +} +]]), +[tr1_memory=yes]) + +if test x"$tr1_memory" = xyes; then + AC_MSG_RESULT([yes]) + AC_DEFINE([HAVE_TR1_MEMORY], [1], [Have TR1 <memory>.]) +else + AC_MSG_RESULT([no]) +fi + +AM_CONDITIONAL([HAVE_TR1_MEMORY], [test x$tr1_memory = xyes]) + +])dnl |