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# ===========================================================================
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# http://www.gnu.org/software/autoconf-archive/ax_compiler_vendor.html
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# ===========================================================================
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# Determine the vendor of the C/C++ compiler, e.g., gnu, intel, ibm, sun,
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# hp, borland, comeau, dec, cray, kai, lcc, metrowerks, sgi, microsoft,
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# watcom, etc. The vendor is returned in the cache variable
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# $ax_cv_c_compiler_vendor for C and $ax_cv_cxx_compiler_vendor for C++.
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# Copyright (c) 2008 Steven G. Johnson <stevenj@alum.mit.edu>
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# Copyright (c) 2008 Matteo Frigo
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation, either version 3 of the License, or (at your
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# option) any later version.
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details.
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# You should have received a copy of the GNU General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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# As a special exception, the respective Autoconf Macro's copyright owner
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# gives unlimited permission to copy, distribute and modify the configure
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# scripts that are the output of Autoconf when processing the Macro. You
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# need not follow the terms of the GNU General Public License when using
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# or distributing such scripts, even though portions of the text of the
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# Macro appear in them. The GNU General Public License (GPL) does govern
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# all other use of the material that constitutes the Autoconf Macro.
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# This special exception to the GPL applies to versions of the Autoconf
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# Macro released by the Autoconf Archive. When you make and distribute a
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# modified version of the Autoconf Macro, you may extend this special
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# exception to the GPL to apply to your modified version as well.
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AC_DEFUN([AX_COMPILER_VENDOR],
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[AC_CACHE_CHECK([for _AC_LANG compiler vendor], ax_cv_[]_AC_LANG_ABBREV[]_compiler_vendor,
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[# note: don't check for gcc first since some other compilers define __GNUC__
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vendors="intel: __ICC,__ECC,__INTEL_COMPILER
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ibm: __xlc__,__xlC__,__IBMC__,__IBMCPP__
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pathscale: __PATHCC__,__PATHSCALE__
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sun: __SUNPRO_C,__SUNPRO_CC
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dec: __DECC,__DECCXX,__DECC_VER,__DECCXX_VER
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borland: __BORLANDC__,__TURBOC__
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metrowerks: __MWERKS__
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for ventest in $vendors; do
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*:) vendor=$ventest; continue ;;
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*) vencpp="defined("`echo $ventest | sed 's/,/) || defined(/g'`")" ;;
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[
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ax_cv_[]_AC_LANG_ABBREV[]_compiler_vendor=`echo $vendor | cut -d: -f1`
added
removed
m4/ax_compiler_vendor.m4
