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mingw-w64-i686-gdb (15.2-2 -> 16.1-1) mingw-w64-x86_64-gdb (15.2-2 -> 16.1-1) Signed-off-by: Git for Windows Build Agent <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,147 @@ | ||
| #!/usr/bin/env bash | ||
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| # Copyright (C) 2024 Free Software Foundation, Inc. | ||
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| # This program is free software; you can redistribute it and/or modify | ||
| # it under the terms of the GNU General Public License as published by | ||
| # the Free Software Foundation; either version 3 of the License, or | ||
| # (at your option) any later version. | ||
| # | ||
| # This program is distributed in the hope that it will be useful, | ||
| # but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| # GNU General Public License for more details. | ||
| # | ||
| # You should have received a copy of the GNU General Public License | ||
| # along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
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| # Print a stack trace of a running process. | ||
| # Similar to the gcore command, but instead of creating a core file, | ||
| # we simply have gdb print out the stack backtrace to the terminal. | ||
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| GDB=${GDB:-$(command -v gdb)} | ||
| GDBARGS=${GDBARGS:-} | ||
| AWK=${AWK:-} | ||
| PKGVERSION=(GDB) | ||
| VERSION=16.1 | ||
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| # Find an appropriate awk interpreter if one was not specified | ||
| # via the environment. | ||
| awk_prog="" | ||
| if [ -z "$AWK" ]; then | ||
| for prog in gawk mawk nawk awk; do | ||
| awk_prog=$(command -v $prog) | ||
| test -n "$awk_prog" && break | ||
| done | ||
| AWK="$awk_prog" | ||
| fi | ||
| if [ ! -x "$AWK" ]; then | ||
| echo "$0: could not find usable awk interpreter" 1>&2 | ||
| exit 2 | ||
| fi | ||
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| function print_usage() { | ||
| echo "Usage: $0 [-h|--help] [-v|--version] PID" | ||
| } | ||
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| function print_try_help() { | ||
| echo "Try '$0 --help' for more information." | ||
| } | ||
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| function print_help() { | ||
| print_usage | ||
| echo "Print a stack trace of a running program" | ||
| echo | ||
| echo " -h, --help Print this message then exit." | ||
| echo " -v, --version Print version information then exit." | ||
| } | ||
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| function print_version() { | ||
| echo "GNU gstack (${PKGVERSION}) ${VERSION}" | ||
| } | ||
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| # Parse options. | ||
| while getopts hv-: OPT; do | ||
| if [ "$OPT" = "-" ]; then | ||
| OPT="${OPTARG%%=*}" | ||
| OPTARG="${OPTARG#'$OPT'}" | ||
| OPTARG="${OPTARG#=}" | ||
| fi | ||
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| case "$OPT" in | ||
| h | help) | ||
| print_help | ||
| exit 0 | ||
| ;; | ||
| v | version) | ||
| print_version | ||
| exit 0 | ||
| ;; | ||
| \?) | ||
| # getopts has already output an error message. | ||
| print_try_help 1>&2 | ||
| exit 2 ;; | ||
| *) | ||
| echo "$0: unrecognized option '--$OPT'" 1>&2 | ||
| print_try_help 1>&2 | ||
| exit 2 | ||
| ;; | ||
| esac | ||
| done | ||
| shift $((OPTIND-1)) | ||
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| # The sole remaining argument should be the PID of the process | ||
| # whose backtrace is desired. | ||
| if [ $# -ne 1 ]; then | ||
| print_usage 1>&2 | ||
| exit 1 | ||
| fi | ||
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| PID=$1 | ||
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| awk_script=$(cat << EOF | ||
| BEGIN { | ||
| first=1 | ||
| attach_okay=0 | ||
| } | ||
| /ATTACHED/ { | ||
| attach_okay=1 | ||
| } | ||
| /^#/ { | ||
| if (attach_okay) { | ||
| print \$0 | ||
| } | ||
| } | ||
| /^Thread/ { | ||
| if (attach_okay) { | ||
| if (first == 0) | ||
| print "" | ||
| first=0 | ||
| print \$0 | ||
| } | ||
| } | ||
| END { | ||
| if (attach_okay == 0) | ||
| exit 2 | ||
| } | ||
| EOF | ||
| ) | ||
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| # Run GDB and remove some unwanted noise. | ||
| "$GDB" --quiet -nx --readnever $GDBARGS <<EOF | | ||
| set width 0 | ||
| set height 0 | ||
| set pagination no | ||
| set debuginfod enabled off | ||
| define attach-bt | ||
| attach \$arg0 | ||
| echo "ATTACHED" | ||
| thread apply all bt | ||
| end | ||
| attach-bt $PID | ||
| EOF | ||
| $AWK -- "$awk_script" |
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