mirror of
https://github.com/mozilla/gecko-dev.git
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71 lines
1.8 KiB
Plaintext
71 lines
1.8 KiB
Plaintext
dnl This Source Code Form is subject to the terms of the Mozilla Public
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dnl License, v. 2.0. If a copy of the MPL was not distributed with this
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dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
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AC_DEFUN([MOZ_TOOL_VARIABLES],
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[
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GNU_AS=
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GNU_LD=
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GNU_CC=
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GNU_CXX=
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CC_VERSION='N/A'
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CXX_VERSION='N/A'
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if test "$GCC" = "yes"; then
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GNU_CC=1
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CC_VERSION=`$CC -v 2>&1 | grep 'gcc version'`
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fi
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if test "$GXX" = "yes"; then
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GNU_CXX=1
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CXX_VERSION=`$CXX -v 2>&1 | grep 'gcc version'`
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changequote(<<,>>)
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GCC_VERSION_FULL=`echo "$CXX_VERSION" | $PERL -pe 's/^.*gcc version ([^ ]*).*/<<$>>1/'`
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GCC_VERSION=`echo "$GCC_VERSION_FULL" | $PERL -pe '(split(/\./))[0]>=4&&s/(^\d*\.\d*).*/<<$>>1/;'`
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GCC_MAJOR_VERSION=`echo ${GCC_VERSION} | $AWK -F\. '{ print <<$>>1 }'`
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GCC_MINOR_VERSION=`echo ${GCC_VERSION} | $AWK -F\. '{ print <<$>>2 }'`
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changequote([,])
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fi
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if test "`echo | $AS -o conftest.out -v 2>&1 | grep -c GNU`" != "0"; then
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GNU_AS=1
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fi
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rm -f conftest.out
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if test "`echo | $LD -v 2>&1 | grep -c GNU`" != "0"; then
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GNU_LD=1
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fi
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if test "$GNU_CC"; then
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if `$CC -print-prog-name=ld` -v 2>&1 | grep -c GNU >/dev/null; then
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GCC_USE_GNU_LD=1
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fi
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fi
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INTEL_CC=
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INTEL_CXX=
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if test "$GCC" = yes; then
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if test "`$CC -help 2>&1 | grep -c 'Intel(R) C++ Compiler'`" != "0"; then
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INTEL_CC=1
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fi
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fi
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if test "$GXX" = yes; then
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if test "`$CXX -help 2>&1 | grep -c 'Intel(R) C++ Compiler'`" != "0"; then
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INTEL_CXX=1
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fi
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fi
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CLANG_CC=
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CLANG_CXX=
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if test "$GCC" = yes; then
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if test "`$CC -v 2>&1 | egrep -c '(clang version|Apple.*clang)'`" != "0"; then
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CLANG_CC=1
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fi
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fi
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if test "$GXX" = yes; then
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if test "`$CXX -v 2>&1 | egrep -c '(clang version|Apple.*clang)'`" != "0"; then
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CLANG_CXX=1
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fi
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fi
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AC_SUBST(CLANG_CXX)
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])
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