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197e6c4131
Bug 1220754 added code which requires feaures in the rust 1.4 standard library. Update our configure version check so we catch this up front.
37 lines
1.7 KiB
Plaintext
37 lines
1.7 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_RUST_SUPPORT], [
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MOZ_PATH_PROG(RUSTC, rustc)
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if test -n "$RUSTC"; then
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AC_MSG_CHECKING([rustc version])
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RUSTC_VERSION=`$RUSTC --version | cut -d ' ' -f 2`
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# Parse out semversion elements.
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_RUSTC_MAJOR_VERSION=`echo ${RUSTC_VERSION} | cut -d . -f 1`
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_RUSTC_MINOR_VERSION=`echo ${RUSTC_VERSION} | cut -d . -f 2`
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_RUSTC_EXTRA_VERSION=`echo ${RUSTC_VERSION} | cut -d . -f 3 | cut -d + -f 1`
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_RUSTC_PATCH_VERSION=`echo ${_RUSTC_EXTRA_VERSION} | cut -d '-' -f 1`
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AC_MSG_RESULT([$RUSTC_VERSION (v${_RUSTC_MAJOR_VERSION}.${_RUSTC_MINOR_VERSION}.${_RUSTC_PATCH_VERSION})])
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fi
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MOZ_ARG_ENABLE_BOOL([rust],
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[ --enable-rust Include Rust language sources],
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[MOZ_RUST=1],
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[MOZ_RUST= ])
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if test -z "$RUSTC" -a -n "$MOZ_RUST"; then
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AC_MSG_ERROR([Rust compiler not found.
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To compile rust language sources, you must have 'rustc' in your path.
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See http://www.rust-lang.org/ for more information.])
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fi
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if test -n "$MOZ_RUST" && test -z "$_RUSTC_MAJOR_VERSION" -o \
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"$_RUSTC_MAJOR_VERSION" -lt 1 -o \
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\( "$_RUSTC_MAJOR_VERSION" -eq 1 -a "$_RUSTC_MINOR_VERSION" -lt 4 \); then
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AC_MSG_ERROR([Rust compiler ${RUSTC_VERSION} is too old.
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To compile Rust language sources please install at least
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version 1.4 of the 'rustc' toolchain and make sure it is
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first in your path.
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You can verify this by typing 'rustc --version'.])
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fi
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AC_SUBST(MOZ_RUST)
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])
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