/
oac_check_vendor.m4
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/
oac_check_vendor.m4
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dnl -*- autoconf -*-
dnl
dnl Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
dnl University Research and Technology
dnl Corporation. All rights reserved.
dnl Copyright (c) 2004-2005 The University of Tennessee and The University
dnl of Tennessee Research Foundation. All rights
dnl reserved.
dnl Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
dnl University of Stuttgart. All rights reserved.
dnl Copyright (c) 2004-2005 The Regents of the University of California.
dnl All rights reserved.
dnl Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.
dnl Copyright (c) 2014 Intel, Inc. All rights reserved
dnl Copyright (c) 2017-2021 IBM Corporation. All rights reserved.
dnl Copyright (c) 2022 Nanook Consulting. All rights reserved.
dnl Copyright (c) 2022 Amazon.com, Inc. or its affiliates. All Rights reserved.
dnl $COPYRIGHT$
dnl
dnl Additional copyrights may follow
dnl
dnl $HEADER$
dnl
dnl OAC_C_COMPILER_VENDOR: Determine compiler vendor
dnl
dnl <no arguments>
dnl
dnl Sets oac_cv_c_compiler_vendor shell variable to a string name of
dnl the in use C compiler.
AC_DEFUN([OAC_C_COMPILER_VENDOR], [
AC_REQUIRE([AC_PROG_CC])
AC_CACHE_CHECK([for the C compiler vendor],
[oac_cv_c_compiler_vendor],
[_OAC_CHECK_COMPILER_VENDOR()])
])
dnl workaround to avoid syntax error with Autoconf < 2.68:
m4_ifndef([AC_LANG_DEFINES_PROVIDED],
[m4_define([AC_LANG_DEFINES_PROVIDED])])
dnl 1 -> symbol
dnl 2 -> [action-if-defined],
dnl 3 -> [action-if-not-defined])
dnl
dnl Run compiler to determine if preprocessor symbol "symbol" is
dnl defined by the compiler.
AC_DEFUN([_OAC_COMPILER_VENDOR_IF_IFELSE], [
AC_COMPILE_IFELSE([AC_LANG_DEFINES_PROVIDED
#if !( $1 )
#error "condition $1 not met"
choke me
#endif], [$2], [$3])])
dnl <no arguments>
dnl
dnl Sets oac_cv_c_compiler_vendor to the detected compiler vendor.
dnl
dnl thanks to http://predef.sourceforge.net/precomp.html for the list
dnl of defines to check.
AC_DEFUN([_OAC_CHECK_COMPILER_VENDOR], [
AC_LANG_PUSH(C)
oac_cv_c_compiler_vendor="unknown"
dnl Check GCC last, despite it being most common, because everyone
dnl pretends to be GCC.
# Intel
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__INTEL_COMPILER) || defined(__ICC)],
[oac_cv_c_compiler_vendor="intel"])])
# Portland Group
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__PGI)],
[oac_cv_c_compiler_vendor="portland group"])])
# Fujitsu
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__FUJITSU)],
[oac_cv_c_compiler_vendor="fujitsu"])])
# Clang
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__clang__)],
[oac_cv_c_compiler_vendor="clang"])])
# IBM XL C/C++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__xlC__) || defined(__IBMC__) || defined(__IBMCPP__) || defined(__ibmxl__)],
[oac_cv_c_compiler_vendor="ibm"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(_AIX) && !defined(__GNUC__)],
[oac_cv_c_compiler_vendor="ibm"])])])
# Compaq C/C++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__DECC) || defined(VAXC) || defined(__VAXC)],
[oac_cv_c_compiler_vendor="compaq"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__osf__) && defined(__LANGUAGE_C__)],
[oac_cv_c_compiler_vendor="compaq"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__DECCXX)],
[oac_cv_c_compiler_vendor="compaq"])])])])
# Cray C/C++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(_CRAYC)],
[oac_cv_c_compiler_vendor="cray"])])
# Diab C/C++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__DCC__)],
[oac_cv_c_compiler_vendor="diab"])])
# HP ANSI C / aC++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__HP_cc) || defined(__HP_aCC)],
[oac_cv_c_compiler_vendor="hp"])])
# KAI C++ (rest in peace)
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__KCC)],
[oac_cv_c_compiler_vendor="kai"])])
# LCC
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__LCC__)],
[oac_cv_c_compiler_vendor="lcc"])])
# Metrowerks Codewarrior
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__MWERKS__)],
[oac_cv_c_compiler_vendor="metrowerks"])])
# MIPSpro (SGI)
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(sgi) || defined(__sgi)],
[oac_cv_c_compiler_vendor="sgi"])])
# Microsoft
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(_MSC_VER) || defined(__MSC_VER)],
[oac_cv_c_compiler_vendor="microsoft"])])
# Norcroft C
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__CC_NORCROFT)],
[oac_cv_c_compiler_vendor="norcroft"])])
# SAS/C
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(SASC) || defined(__SASC) || defined(__SASC__)],
[oac_cv_c_compiler_vendor="sas"])])
# Sun Workshop C/C++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__SUNPRO_C) || defined(__SUNPRO_CC)],
[oac_cv_c_compiler_vendor="sun"])])
# TenDRA C/C++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__TenDRA__)],
[oac_cv_c_compiler_vendor="tendra"])])
# Tiny C
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__TINYC__)],
[oac_cv_c_compiler_vendor="tiny"])])
# USL C
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__USLC__)],
[oac_cv_c_compiler_vendor="usl"])])
# Watcom C++
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__WATCOMC__)],
[oac_cv_c_compiler_vendor="watcom"])])
# GNU
AS_IF([test "$oac_cv_c_compiler_vendor" = "unknown"],
[_OAC_COMPILER_VENDOR_IF_IFELSE([defined(__GNUC__)],
[oac_cv_c_compiler_vendor="gnu"
# gccfss (gcc for SPARC Systems) is a compiler that is
# no longer supported by Oracle.
AS_IF([($CC --version | grep gccfss) >/dev/null 2>&1],
[oac_cv_c_compiler_vendor="gccfss"])])])
AC_LANG_POP(C)])
])