git-commit-vandalism/t/perf/run
Christian Couder 91c4339e19 perf/run: add GIT_PERF_DIRS_OR_REVS
This environment variable can be set to some revisions or
directories whose Git versions should be tested, in addition
to the revisions or directories passed as arguments to the
'run' script.

This enables a "perf.dirsOrRevs" configuration variable to
be used to set revisions or directories whose Git versions
should be tested.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-09-24 16:58:34 +09:00

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#!/bin/sh
case "$1" in
--help)
echo "usage: $0 [--config file] [other_git_tree...] [--] [test_scripts]"
exit 0
;;
--config)
shift
GIT_PERF_CONFIG_FILE=$(cd "$(dirname "$1")"; pwd)/$(basename "$1")
export GIT_PERF_CONFIG_FILE
shift ;;
esac
die () {
echo >&2 "error: $*"
exit 1
}
run_one_dir () {
if test $# -eq 0; then
set -- p????-*.sh
fi
echo "=== Running $# tests in ${GIT_TEST_INSTALLED:-this tree} ==="
for t in "$@"; do
./$t $GIT_TEST_OPTS
done
}
unpack_git_rev () {
rev=$1
echo "=== Unpacking $rev in build/$rev ==="
mkdir -p build/$rev
(cd "$(git rev-parse --show-cdup)" && git archive --format=tar $rev) |
(cd build/$rev && tar x)
}
build_git_rev () {
rev=$1
for config in config.mak config.mak.autogen config.status
do
if test -e "../../$config"
then
cp "../../$config" "build/$rev/"
fi
done
echo "=== Building $rev ==="
(
cd build/$rev &&
if test -n "$GIT_PERF_MAKE_COMMAND"
then
sh -c "$GIT_PERF_MAKE_COMMAND"
else
make $GIT_PERF_MAKE_OPTS
fi
) || die "failed to build revision '$mydir'"
}
run_dirs_helper () {
mydir=${1%/}
shift
while test $# -gt 0 -a "$1" != -- -a ! -f "$1"; do
shift
done
if test $# -gt 0 -a "$1" = --; then
shift
fi
if [ ! -d "$mydir" ]; then
rev=$(git rev-parse --verify "$mydir" 2>/dev/null) ||
die "'$mydir' is neither a directory nor a valid revision"
if [ ! -d build/$rev ]; then
unpack_git_rev $rev
fi
build_git_rev $rev
mydir=build/$rev
fi
if test "$mydir" = .; then
unset GIT_TEST_INSTALLED
else
GIT_TEST_INSTALLED="$mydir/bin-wrappers"
# Older versions of git lacked bin-wrappers; fallback to the
# files in the root.
test -d "$GIT_TEST_INSTALLED" || GIT_TEST_INSTALLED=$mydir
export GIT_TEST_INSTALLED
fi
run_one_dir "$@"
}
run_dirs () {
while test $# -gt 0 -a "$1" != -- -a ! -f "$1"; do
run_dirs_helper "$@"
shift
done
}
get_var_from_env_or_config () {
env_var="$1"
conf_var="$2"
# $3 can be set to a default value
# Do nothing if the env variable is already set
eval "test -z \"\${$env_var+x}\"" || return
# Check if the variable is in the config file
test -n "$GIT_PERF_CONFIG_FILE" &&
conf_value=$(git config -f "$GIT_PERF_CONFIG_FILE" "$conf_var") &&
eval "$env_var=\"$conf_value\"" || {
test -n "${3+x}" &&
eval "$env_var=\"$3\""
}
}
get_var_from_env_or_config "GIT_PERF_REPEAT_COUNT" "perf.repeatCount" 3
export GIT_PERF_REPEAT_COUNT
get_var_from_env_or_config "GIT_PERF_DIRS_OR_REVS" "perf.dirsOrRevs"
set -- $GIT_PERF_DIRS_OR_REVS "$@"
GIT_PERF_AGGREGATING_LATER=t
export GIT_PERF_AGGREGATING_LATER
cd "$(dirname $0)"
. ../../GIT-BUILD-OPTIONS
if test $# = 0 -o "$1" = -- -o -f "$1"; then
set -- . "$@"
fi
run_dirs "$@"
./aggregate.perl "$@"