1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
dnl @synopsis AC_CXX_HAVE_VECTOR_AT
dnl
dnl If the implementation of the C++ library provides the method
dnl std::vector::at(std::size_t), define HAVE_VECTOR_AT.
dnl
dnl @category Cxx
dnl @author Jan Langer <jan@langernetz.de>
dnl @version 2001-06-07
dnl @license AllPermissive
AC_DEFUN([AC_CXX_HAVE_VECTOR_AT],
[AC_CACHE_CHECK(whether the compiler has std::vector::at (std::size_t),
ac_cv_cxx_have_vector_at,
[AC_REQUIRE([AC_CXX_NAMESPACES])
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([#include <vector>
#ifdef HAVE_NAMESPACES
using namespace std;
#endif],[vector v (1); message.at (0); return 0;],
ac_cv_cxx_have_vector_at=yes, ac_cv_cxx_have_vector_at=no)
AC_LANG_RESTORE
])
if test "$ac_cv_cxx_have_vector_at" = yes; then
AC_DEFINE(HAVE_VECTOR_AT,,[define if the compiler has the method
std::vector::at (std::size_t)])
fi
])dnl
|
