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82 lines
2.0 KiB
82 lines
2.0 KiB
#!/bin/sh |
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# SPDX-License-Identifier: GPL-2.0-only |
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# |
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# Print the assembler name and its version in a 5 or 6-digit form. |
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# Also, perform the minimum version check. |
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# (If it is the integrated assembler, return 0 as the version, and |
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# skip the version check.) |
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set -e |
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# Convert the version string x.y.z to a canonical 5 or 6-digit form. |
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get_canonical_version() |
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{ |
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IFS=. |
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set -- $1 |
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# If the 2nd or 3rd field is missing, fill it with a zero. |
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# |
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# The 4th field, if present, is ignored. |
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# This occurs in development snapshots as in 2.35.1.20201116 |
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echo $((10000 * $1 + 100 * ${2:-0} + ${3:-0})) |
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} |
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# Clang fails to handle -Wa,--version unless -fno-integrated-as is given. |
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# We check -fintegrated-as, expecting it is explicitly passed in for the |
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# integrated assembler case. |
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check_integrated_as() |
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{ |
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while [ $# -gt 0 ]; do |
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if [ "$1" = -fintegrated-as ]; then |
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# For the integrated assembler, we do not check the |
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# version here. It is the same as the clang version, and |
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# it has been already checked by scripts/cc-version.sh. |
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echo LLVM 0 |
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exit 0 |
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fi |
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shift |
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done |
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} |
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check_integrated_as "$@" |
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orig_args="$@" |
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# Get the first line of the --version output. |
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IFS=' |
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' |
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set -- $(LC_ALL=C "$@" -Wa,--version -c -x assembler /dev/null -o /dev/null 2>/dev/null) |
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# Split the line on spaces. |
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IFS=' ' |
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set -- $1 |
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min_tool_version=$(dirname $0)/min-tool-version.sh |
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if [ "$1" = GNU -a "$2" = assembler ]; then |
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shift $(($# - 1)) |
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version=$1 |
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min_version=$($min_tool_version binutils) |
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name=GNU |
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else |
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echo "$orig_args: unknown assembler invoked" >&2 |
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exit 1 |
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fi |
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# Some distributions append a package release number, as in 2.34-4.fc32 |
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# Trim the hyphen and any characters that follow. |
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version=${version%-*} |
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cversion=$(get_canonical_version $version) |
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min_cversion=$(get_canonical_version $min_version) |
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if [ "$cversion" -lt "$min_cversion" ]; then |
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echo >&2 "***" |
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echo >&2 "*** Assembler is too old." |
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echo >&2 "*** Your $name assembler version: $version" |
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echo >&2 "*** Minimum $name assembler version: $min_version" |
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echo >&2 "***" |
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exit 1 |
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fi |
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echo $name $cversion
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