Rename AC_ prefixes to AX_ (only in names of aa macros!).

1 files changed, 39 insertions, 0 deletions

diff --git a/m4/ax_cxx_have_string_push_back.m4 b/m4/ax_cxx_have_string_push_back.m4
new file mode 100644
index 0000000..c19dbe4
--- /dev/null
+++ b/m4/ax_cxx_have_string_push_back.m4
@@ -0,0 +1,39 @@
+# ===========================================================================
+#  http://www.nongnu.org/autoconf-archive/ax_cxx_have_string_push_back.html
+# ===========================================================================
+#
+# SYNOPSIS
+#
+#   AX_CXX_HAVE_STRING_PUSH_BACK
+#
+# DESCRIPTION
+#
+#   If the implementation of the C++ library provides the method
+#   std::string::push_back (char), define HAVE_STRING_PUSH_BACK.
+#
+# LICENSE
+#
+#   Copyright (c) 2008 Jan Langer <jan@langernetz.de>
+#
+#   Copying and distribution of this file, with or without modification, are
+#   permitted in any medium without royalty provided the copyright notice
+#   and this notice are preserved.
+
+AC_DEFUN([AX_CXX_HAVE_STRING_PUSH_BACK],
+[AC_CACHE_CHECK(whether the compiler has std::string::push_back (char),
+ac_cv_cxx_have_string_push_back,
+[AC_REQUIRE([AC_CXX_NAMESPACES])
+ AC_LANG_SAVE
+ AC_LANG_CPLUSPLUS
+ AC_TRY_COMPILE([#include <string>
+#ifdef HAVE_NAMESPACES
+using namespace std;
+#endif],[string message; message.push_back ('a'); return 0;],
+ ac_cv_cxx_have_string_push_back=yes, ac_cv_cxx_have_string_push_back=no)
+ AC_LANG_RESTORE
+])
+if test "$ac_cv_cxx_have_string_push_back" = yes; then
+ AC_DEFINE(HAVE_STRING_PUSH_BACK,,[define if the compiler has the method
+std::string::push_back (char)])
+fi
+])dnl