42 lines
1.6 KiB
Plaintext
42 lines
1.6 KiB
Plaintext
dnl Determine the vendor of the C/C++ compiler, e.g., gnu, intel, ibm, sun,
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dnl hp, borland, comeau, dec, cray, kai, lcc, metrowerks, sgi, microsoft,
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dnl watcom, etc. The vendor is returned in the cache variable
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dnl $ax_cv_c_compiler_vendor for C and $ax_cv_cxx_compiler_vendor for C++.
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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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[dnl 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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clang: __clang__
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gnu: __GNUC__
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sun: __SUNPRO_C,__SUNPRO_CC
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hp: __HP_cc,__HP_aCC
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dec: __DECC,__DECCXX,__DECC_VER,__DECCXX_VER
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borland: __BORLANDC__,__TURBOC__
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comeau: __COMO__
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cray: _CRAYC
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kai: __KCC
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lcc: __LCC__
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sgi: __sgi,sgi
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microsoft: _MSC_VER
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metrowerks: __MWERKS__
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watcom: __WATCOMC__
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portland: __PGI
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unknown: UNKNOWN"
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for ventest in $vendors; do
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case $ventest in
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*:) vendor=$ventest; continue ;;
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*) vencpp="defined("`echo $ventest | sed 's/,/) || defined(/g'`")" ;;
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esac
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[
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#if !($vencpp)
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thisisanerror;
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#endif
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])], [break])
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done
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ax_cv_[]_AC_LANG_ABBREV[]_compiler_vendor=`echo $vendor | cut -d: -f1`
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])
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])
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