Merge branch 'ks/doc-checkout-previous'

diff --git a/t/perf/run b/t/perf/run
index 6bd15e701756b2c8bfb1ddb4e13f7e447a23b374..43e4de49ef2bea9ae09b502f28fbc0913e294571 100755 (executable)
--- a/t/perf/run
+++ b/t/perf/run
@@ -37,6 +37,7 @@ unpack_git_rev () {
 
 build_git_rev () {
        rev=$1
+       name="$2"
        for config in config.mak config.mak.autogen config.status
        do
                if test -e "../../$config"
@@ -44,7 +45,7 @@ build_git_rev () {
                        cp "../../$config" "build/$rev/"
                fi
        done
-       echo "=== Building $rev ==="
+       echo "=== Building $rev ($name) ==="
        (
                cd build/$rev &&
                if test -n "$GIT_PERF_MAKE_COMMAND"
@@ -71,7 +72,7 @@ run_dirs_helper () {
                if [ ! -d build/$rev ]; then
                        unpack_git_rev $rev
                fi
-               build_git_rev $rev
+               build_git_rev $rev "$mydir"
                mydir=build/$rev
        fi
        if test "$mydir" = .; then
@@ -93,40 +94,78 @@ run_dirs () {
        done
 }
 
+get_subsections () {
+       section="$1"
+       test -z "$GIT_PERF_CONFIG_FILE" && return
+       git config -f "$GIT_PERF_CONFIG_FILE" --name-only --get-regex "$section\..*\.[^.]+" |
+       sed -e "s/$section\.\(.*\)\..*/\1/" | sort | uniq
+}
+
 get_var_from_env_or_config () {
        env_var="$1"
-       conf_var="$2"
-       # $3 can be set to a default value
+       conf_sec="$2"
+       conf_var="$3"
+       # $4 can be set to a default value
 
        # Do nothing if the env variable is already set
        eval "test -z \"\${$env_var+x}\"" || return
 
+       test -z "$GIT_PERF_CONFIG_FILE" && return
+
        # Check if the variable is in the config file
-       test -n "$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=\"$3\""
-       }
+       if test -n "$GIT_PERF_SUBSECTION"
+       then
+               var="$conf_sec.$GIT_PERF_SUBSECTION.$conf_var"
+               conf_value=$(git config -f "$GIT_PERF_CONFIG_FILE" "$var") &&
+               eval "$env_var=\"$conf_value\"" && return
+       fi
+       var="$conf_sec.$conf_var"
+       conf_value=$(git config -f "$GIT_PERF_CONFIG_FILE" "$var") &&
+       eval "$env_var=\"$conf_value\"" && return
+
+       test -n "${4+x}" && eval "$env_var=\"$4\""
 }
 
-get_var_from_env_or_config "GIT_PERF_REPEAT_COUNT" "perf.repeatCount" 3
-export GIT_PERF_REPEAT_COUNT
+run_subsection () {
+       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 -- $GIT_PERF_DIRS_OR_REVS "$@"
 
-get_var_from_env_or_config "GIT_PERF_DIRS_OR_REVS" "perf.dirsOrRevs"
-set -- $GIT_PERF_DIRS_OR_REVS "$@"
+       get_var_from_env_or_config "GIT_PERF_MAKE_COMMAND" "perf" "makeCommand"
+       get_var_from_env_or_config "GIT_PERF_MAKE_OPTS" "perf" "makeOpts"
 
-get_var_from_env_or_config "GIT_PERF_MAKE_COMMAND" "perf.makeCommand"
-get_var_from_env_or_config "GIT_PERF_MAKE_OPTS" "perf.makeOpts"
+       GIT_PERF_AGGREGATING_LATER=t
+       export GIT_PERF_AGGREGATING_LATER
 
-GIT_PERF_AGGREGATING_LATER=t
-export GIT_PERF_AGGREGATING_LATER
+       if test $# = 0 -o "$1" = -- -o -f "$1"; then
+               set -- . "$@"
+       fi
+
+       run_dirs "$@"
+       ./aggregate.perl "$@"
+}
 
 cd "$(dirname $0)"
 . ../../GIT-BUILD-OPTIONS
 
-if test $# = 0 -o "$1" = -- -o -f "$1"; then
-       set -- . "$@"
+mkdir -p test-results
+get_subsections "perf" >test-results/run_subsections.names
+
+if test $(wc -l <test-results/run_subsections.names) -eq 0
+then
+       (
+               run_subsection "$@"
+       )
+else
+       while read -r subsec
+       do
+               (
+                       GIT_PERF_SUBSECTION="$subsec"
+                       export GIT_PERF_SUBSECTION
+                       echo "======== Run for subsection '$GIT_PERF_SUBSECTION' ========"
+                       run_subsection "$@"
+               )
+       done <test-results/run_subsections.names
 fi
-run_dirs "$@"
-./aggregate.perl "$@"