#
# SYNOPSIS
#
-# AX_C_COMPILER_VERSION
-# AX_CXX_COMPILER_VERSION
+# AX_COMPILER_VERSION()
#
# DESCRIPTION
#
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-#serial 3
+#serial 5
+AC_DEFUN([_C_COMPILER_VERSION],
+ [AC_MSG_CHECKING([C Compiler version])
- AC_DEFUN([AX_C_COMPILER_VERSION],[
- AC_REQUIRE([AX_COMPILER_VENDOR])
- AC_MSG_CHECKING("C Compiler version")
+ AS_CASE(["$ax_cv_c_compiler_vendor"],
+ [sun],[ax_c_compiler_version=`$CC -V 2>&1 | sed 1q`],
+ [intel],[ax_c_compiler_version=`$CC --version 2>&1 | sed 1q`],
+ [clang],[ax_c_compiler_version=`$CC --version 2>&1 | sed 1q`],
+ [gnu],[ax_c_compiler_version=`$CC --version | sed 1q`],
+ [mingw],[ax_c_compiler_version=`$CC --version | sed 1q`],
+ [ax_c_compiler_version="unknown: $ax_cv_c_compiler_vendor"])
- AC_CHECK_DECL([__GNUC_PATCHLEVEL__],[GNUCC="yes"], [GNUCC="no"])
- AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"],[SUNCC="no"])
- AC_CHECK_DECL([__ICC], [INTELCC="yes"],[INTELCC="no"])
- AC_CHECK_DECL([__clang__], [CLANG="yes"],[CLANG="no"])
+ AC_MSG_RESULT(["$ax_c_compiler_version"])
+ AC_SUBST([CC_VERSION_VENDOR],["$ax_cv_c_compiler_vendor"])
+ AC_SUBST([CC_VERSION],["$ax_c_compiler_version"])
+ ])
- ax_cc_version=unknown
- AS_IF([test "$ax_cc_version" = "unknown"],[AS_IF([test "$SUNCC" = "yes"],[ax_cc_version=`$CC -V 2>&1 | sed 1q`])])
- AS_IF([test "$ax_cc_version" = "unknown"],[AS_IF([test "$CLANG" = "yes"],[ax_cc_version=`$CC --version 2>&1 | sed 1q` ])])
- AS_IF([test "$ax_cc_version" = "unknown"],[AS_IF([test "$INTELCC" = "yes"],[ax_cc_version=`$CC --version 2>&1 | sed 1q` ])])
- AS_IF([test "$ax_cc_version" = "unknown"],[AS_IF([test "$GNUCC" = "yes"],[ax_cc_version=`$CC --version | sed 1q` ])])
+AC_DEFUN([_CXX_COMPILER_VERSION],
+ [AC_MSG_CHECKING([C++ Compiler version])
- AC_MSG_RESULT(["$ax_cc_version"])
- AC_SUBST([CC_VERSION],["$ax_cc_version"])
- ])
+ AS_CASE(["$ax_cv_c_compiler_vendor"],
+ [sun],[ax_cxx_compiler_version=`$CXX -V 2>&1 | sed 1q`],
+ [intel],[ax_cxx_compiler_version=`$CXX --version 2>&1 | sed 1q`],
+ [clang],[ax_cxx_compiler_version=`$CXX --version 2>&1 | sed 1q`],
+ [gnu],[ax_cxx_compiler_version=`$CXX --version | sed 1q`],
+ [mingw],[ax_cxx_compiler_version=`$CXX --version | sed 1q`],
+ [ax_cxx_compiler_version="unknown: $ax_cv_c_compiler_vendor"])
+
+ AC_MSG_RESULT(["$ax_cxx_compiler_version"])
+ AC_SUBST([CXX_VERSION_VENDOR],["$ax_cv_c_compiler_vendor"])
+ AC_SUBST([CXX_VERSION],["$ax_cxx_compiler_version"])
+ ])
- AC_DEFUN([AX_CXX_COMPILER_VERSION], [
- AC_REQUIRE([AX_C_COMPILER_VERSION])
- AC_MSG_CHECKING("C++ Compiler version")
+AC_DEFUN([AX_COMPILER_VERSION],
+ [AC_REQUIRE([AX_COMPILER_VENDOR])
- ax_cxx_version=unknown
- AS_IF([test "$ax_cxx_version" = "unknown"],[AS_IF([test "$GNUCC" = "yes"],[ax_cxx_version=`$CXX --version | sed 1q`])])
- AS_IF([test "$ax_cxx_version" = "unknown"],[AS_IF([test "$SUNCC" = "yes"],[ax_cxx_version=`$CXX -V 2>&1 | sed 1q`])])
- AS_IF([test "$ax_cxx_version" = "unknown"],[AS_IF([test "$CLANG" = "yes"],[ax_cxx_version=`$CXX --version 2>&1 | sed 1q`])])
- AS_IF([test "$ax_cxx_version" = "unknown"],[AS_IF([test "$INTELCC" = "yes"],[ax_cc_version=`$CCX --version 2>&1 | sed 1q` ])])
+ AC_MSG_CHECKING([MINGW])
+ AC_CHECK_DECL([__MINGW32__],
+ [MINGW=yes
+ ax_c_compiler_version_vendor=mingw],
+ [MINGW=no])
+ AC_MSG_RESULT([$MINGW])
- AC_MSG_RESULT(["$ax_cxx_version"])
- AC_SUBST([CXX_VERSION], ["$ax_cxx_version"])
+ AC_REQUIRE([_C_COMPILER_VERSION])
+ AC_REQUIRE([_CXX_COMPILER_VERSION])
+ AS_IF([test "x$GCC" = xyes],
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#if !defined(__GNUC__) || (__GNUC__ < 4) || ((__GNUC__ >= 4) && (__GNUC_MINOR__ < 7))
+# error GCC is Too Old!
+#endif
+ ]])],
+ [ac_c_gcc_recent=yes],
+ [ac_c_gcc_recent=no])
])
+ ])