From 805bf39ce79f352f98eb3d144840c8ad6497d3e9 Mon Sep 17 00:00:00 2001 From: Gabriel de Perthuis Date: Tue, 11 Jun 2013 22:29:32 +0200 Subject: [PATCH] systemd-analyze: Show critical chains for listed units --- src/analyze/systemd-analyze.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/src/analyze/systemd-analyze.c b/src/analyze/systemd-analyze.c index fe1abdc6b..ffdcd1470 100644 --- a/src/analyze/systemd-analyze.c +++ b/src/analyze/systemd-analyze.c @@ -826,7 +826,7 @@ static int list_dependencies_one(DBusConnection *bus, const char *name, unsigned return 0; } -static int list_dependencies(DBusConnection *bus) { +static int list_dependencies(DBusConnection *bus, const char *name) { _cleanup_strv_free_ char **units = NULL; char ts[FORMAT_TIMESPAN_MAX]; struct unit_times *times; @@ -841,7 +841,7 @@ static int list_dependencies(DBusConnection *bus) { assert(bus); - path = unit_dbus_path_from_name(SPECIAL_DEFAULT_TARGET); + path = unit_dbus_path_from_name(name); if (path == NULL) return -EINVAL; @@ -890,10 +890,10 @@ static int list_dependencies(DBusConnection *bus) { printf("%s\n", id); } - return list_dependencies_one(bus, SPECIAL_DEFAULT_TARGET, 0, &units, 0); + return list_dependencies_one(bus, name, 0, &units, 0); } -static int analyze_critical_chain(DBusConnection *bus) { +static int analyze_critical_chain(DBusConnection *bus, char *names[]) { struct unit_times *times; int n, r; unsigned int i; @@ -917,7 +917,13 @@ static int analyze_critical_chain(DBusConnection *bus) { puts("The time after the unit is active or started is printed after the \"@\" character.\n" "The time the unit takes to start is printed after the \"+\" character.\n"); - list_dependencies(bus); + if (!strv_isempty(names)) { + char **name; + STRV_FOREACH(name, names) + list_dependencies(bus, *name); + } else { + list_dependencies(bus, SPECIAL_DEFAULT_TARGET); + } hashmap_free(h); free_unit_times(times, (unsigned) n); @@ -1301,7 +1307,7 @@ int main(int argc, char *argv[]) { else if (streq(argv[optind], "blame")) r = analyze_blame(bus); else if (streq(argv[optind], "critical-chain")) - r = analyze_critical_chain(bus); + r = analyze_critical_chain(bus, argv+optind+1); else if (streq(argv[optind], "plot")) r = analyze_plot(bus); else if (streq(argv[optind], "dot")) -- 2.30.2