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generated...
2007-08-05

(C) 2007 guidod
Download the M4 Source.

ac_cxx_compiler_vendor

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Synopsis
AC_CXX_COMPILER_VENDOR(VENDOR-NAME, [NICKNAME])
, 
Version

2004-09-07

Author

Ludovic Court├Ęs <ludo@chbouib.org>

License

AllPermissive
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. Users of this software should generally follow the principles of the MIT License includings its disclaimer.

Category

cryp.to ac-archive's C++ Support (released)

Documentation

Set VENDOR-NAME to the lower-case name of the compiler vendor or `unknown' if the compiler's vendor is unknown. `compaq' means the CXX compiler as available on Tru64/OSF1/Digital Unix on Alpha machines. If NICKNAME is provided, set it to the compiler's usual name (eg. `g++', `cxx', `aCC', etc.).

M4 Source Code
AC_DEFUN([AC_CXX_COMPILER_VENDOR],
  [AC_REQUIRE([AC_PROG_CXX])
   AC_REQUIRE([AC_PROG_CXXCPP])
   AC_CACHE_CHECK([the C++ compiler vendor],
    [ac_cv_cxx_compiler_vendor],

    [AC_LANG_PUSH([C++])

     dnl GNU C++
     _AC_C_IFDEF([__GNUG__],
       [ac_cv_cxx_compiler_vendor=gnu],
       [_AC_C_IFDEF([__DECCXX],
	 [ac_cv_cxx_compiler_vendor=compaq],
	 [dnl HP's aCC
	  _AC_C_IFDEF([__HP_aCC],
	   [ac_cv_cxx_compiler_vendor=hp],
	   [dnl SGI CC
	    _AC_C_IFDEF([__sgi],
	     [ac_cv_cxx_compiler_vendor=sgi],
	     [dnl Note:  We are using the C compiler because VC++ doesn't
	      dnl recognize `.cc'(which is used by `configure') as a C++ file
	      dnl extension and requires `/TP' to be passed.
	      AC_LANG_PUSH([C])
	      _AC_C_IFDEF([_MSC_VER],
		[ac_cv_cxx_compiler_vendor=microsoft],
		[ac_cv_cxx_compiler_vendor=unknown])
	      AC_LANG_POP()])])])])

     AC_LANG_POP()])
   $1="$ac_cv_cxx_compiler_vendor"

   dnl The compiler nickname
   ifelse([$2], , [],
     [case "$ac_cv_cxx_compiler_vendor" in
	gnu)       $2=g++;;
	compaq)    $2=cxx;;
	hp)        $2=aCC;;
	sgi)       $2=CC;;
	microsoft) $2=cl;;
	*)         $2=unknown;;
      esac])])dnl