c701a39e34
Support the various combinations of arch-mode-target that gm.py understands, and also completion of cctests. Bug: v8:11567 No-Try: true Change-Id: I05285a93253f4225889e949890f5352bbc173c91 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2774708 Commit-Queue: Zhi An Ng <zhin@chromium.org> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org> Cr-Commit-Position: refs/heads/master@{#73639}
139 lines
5.1 KiB
Bash
Executable File
139 lines
5.1 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2012 the V8 project authors. All rights reserved.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# Inspired by and based on:
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# https://chromium.googlesource.com/chromium/src/+/master/tools/bash-completion
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# Flag completion rule for bash.
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# To load in your shell, "source path/to/this/file".
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v8_source="$(realpath "$(dirname "$BASH_SOURCE")"/..)"
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_get_v8_flags() {
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# The first `sed` command joins lines when a line ends with '('.
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# See http://sed.sourceforge.net/sedfaq3.html#s3.2
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local flags_file="$v8_source/src/flags/flag-definitions.h"
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local defines=$( \
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sed -e :a -e '/($/N; s/(\n\s*/(/; ta' < "$flags_file" \
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| grep "^DEFINE" \
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| grep -v "DEFINE_IMPLICATION" \
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| grep -v "DEFINE_NEG_IMPLICATION" \
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| grep -v "DEFINE_VALUE_IMPLICATION" \
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| sed -e 's/_/-/g'; \
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grep "^ V(harmony_" "$flags_file" \
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| sed -e 's/^ V/DEFINE-BOOL/' \
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| sed -e 's/_/-/g'; \
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grep "^ V(" "$v8_source/src/wasm/wasm-feature-flags.h" \
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| sed -e 's/^ V(/DEFINE-BOOL(experimental-wasm-/' \
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| sed -e 's/_/-/g')
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sed -ne 's/^DEFINE-[^(]*(\([^,]*\).*/--\1/p' <<< "$defines"
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sed -ne 's/^DEFINE-BOOL(\([^,]*\).*/--no\1/p' <<< "$defines"
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}
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_get_d8_flags() {
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grep "strcmp(argv\[i\]" "$v8_source/src/d8/d8.cc" \
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| sed -ne 's/^[^"]*"--\([^"]*\)".*/--\1/p'
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}
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_d8_flag() {
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local targets
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targets=$(_get_v8_flags ; _get_d8_flags)
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COMPREPLY=($(compgen -W "$targets" -- "${COMP_WORDS[COMP_CWORD]}"))
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return 0
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}
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_test_flag() {
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local targets
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targets=$(_get_v8_flags)
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COMPREPLY=($(compgen -W "$targets" -- "${COMP_WORDS[COMP_CWORD]}"))
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return 0
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}
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complete -F _d8_flag -f d8 v8 v8-debug
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complete -F _test_flag -f cctest unittests
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# Many distros set up their own GDB completion scripts. The logic below is
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# careful to wrap any such functions (with additional logic), rather than
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# overwriting them.
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# An additional complication is that tested distros dynamically load their
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# completion scripts on first use. So in order to be able to detect their
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# presence, we have to force-load them first.
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_maybe_setup_gdb_completions() {
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# We only want to set up the wrapping once:
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[[ -n "$_ORIGINAL_GDB_COMPLETIONS" ]] && return 0;
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# This path works for Debian, Ubuntu, and Gentoo; other distros unknown.
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# Feel free to submit patches to extend the logic.
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local GDB_COMP
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for GDB_COMP in "/usr/share/bash-completion/completions/gdb"; do
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[[ -f "$GDB_COMP" ]] && source $GDB_COMP
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done
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_ORIGINAL_GDB_COMPLETIONS="$(complete -p gdb 2>/dev/null \
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| sed -e 's/^.*-F \([^ ]*\).*/\1/')"
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_gdb_v8_flag() {
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local c i next
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for (( i=1; i<$(($COMP_CWORD-1)); i++ )); do
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c=${COMP_WORDS[$i]}
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if [ "$c" = "-args" ] || [ "$c" = "--args" ] || [ "$c" == "--" ]; then
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next=$(basename -- ${COMP_WORDS[$(($i+1))]})
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if [ "$next" = "d8" ] ; then
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_d8_flag
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return 0
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elif [ "$next" = "unittests" ] || [ "$next" = "cctest" ]; then
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_test_flag
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return 0
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fi
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fi
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done
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[[ -n "$_ORIGINAL_GDB_COMPLETIONS" ]] && $_ORIGINAL_GDB_COMPLETIONS
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return 0
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}
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complete -F _gdb_v8_flag -f gdb
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}
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_maybe_setup_gdb_completions
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unset _maybe_setup_gdb_completions
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_get_gm_flags() {
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"$v8_source/tools/dev/gm.py" --print-completions
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# cctest ignore directory structure, it's always "cctest/filename".
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find "$v8_source/test/cctest/" -type f -name 'test-*' | \
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xargs basename -a -s ".cc" | \
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while read -r item; do echo "cctest/$item/*"; done
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}
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_gm_flag() {
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local targets=$(_get_gm_flags)
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COMPREPLY=($(compgen -W "$targets" -- "${COMP_WORDS[COMP_CWORD]}"))
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return 0
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}
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# gm might be an alias, based on https://v8.dev/docs/build-gn#gm.
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complete -F _gm_flag gm.py gm
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