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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2016-03-17 12:48:02 -0400
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2016-04-04 22:41:49 -0400
commitf4046fe06f859a37b233716485d572183af351ac (patch)
tree3b43354664a7dc9ce19938d3a6f8f5a7dc80b1f3 /src/login
parent4f9a91055ce83be9b6a81bdeab6d360f13ff897a (diff)
loginctl: add --value option
Diffstat (limited to 'src/login')
-rw-r--r--src/login/loginctl.c29
1 files changed, 23 insertions, 6 deletions
diff --git a/src/login/loginctl.c b/src/login/loginctl.c
index 2e8405a946..01f6fa5db0 100644
--- a/src/login/loginctl.c
+++ b/src/login/loginctl.c
@@ -48,6 +48,7 @@
static char **arg_property = NULL;
static bool arg_all = false;
+static bool arg_value = false;
static bool arg_full = false;
static bool arg_no_pager = false;
static bool arg_legend = true;
@@ -679,6 +680,14 @@ static int print_seat_status_info(sd_bus *bus, const char *path, bool *new_line)
return 0;
}
+#define property(name, fmt, ...) \
+ do { \
+ if (arg_value) \
+ printf(fmt "\n", __VA_ARGS__); \
+ else \
+ printf("%s=" fmt "\n", name, __VA_ARGS__); \
+ } while(0)
+
static int print_property(const char *name, sd_bus_message *m, const char *contents) {
int r;
@@ -702,7 +711,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
if (arg_all || !isempty(s))
- printf("%s=%s\n", name, s);
+ property(name, "%s", s);
return 0;
@@ -718,8 +727,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return -EINVAL;
}
- printf("%s=" UID_FMT "\n", name, uid);
-
+ property(name, UID_FMT, uid);
return 0;
}
@@ -735,14 +743,16 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
if (r < 0)
return bus_log_parse_error(r);
- printf("%s=", name);
+ if (!arg_value)
+ printf("%s=", name);
while ((r = sd_bus_message_read(m, "(so)", &s, NULL)) > 0) {
printf("%s%s", space ? " " : "", s);
space = true;
}
- printf("\n");
+ if (space || !arg_value)
+ printf("\n");
if (r < 0)
return bus_log_parse_error(r);
@@ -757,7 +767,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
break;
}
- r = bus_print_property(name, m, false, arg_all);
+ r = bus_print_property(name, m, arg_value, arg_all);
if (r < 0)
return bus_log_parse_error(r);
@@ -1330,6 +1340,7 @@ static int help(int argc, char *argv[], void *userdata) {
" -M --machine=CONTAINER Operate on local container\n"
" -p --property=NAME Show only properties by this name\n"
" -a --all Show all properties, including empty ones\n"
+ " --value When showing properties, only print the value\n"
" -l --full Do not ellipsize output\n"
" --kill-who=WHO Who to send signal to\n"
" -s --signal=SIGNAL Which signal to send\n"
@@ -1371,6 +1382,7 @@ static int parse_argv(int argc, char *argv[]) {
enum {
ARG_VERSION = 0x100,
+ ARG_VALUE,
ARG_NO_PAGER,
ARG_NO_LEGEND,
ARG_KILL_WHO,
@@ -1382,6 +1394,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "version", no_argument, NULL, ARG_VERSION },
{ "property", required_argument, NULL, 'p' },
{ "all", no_argument, NULL, 'a' },
+ { "value", no_argument, NULL, ARG_VALUE },
{ "full", no_argument, NULL, 'l' },
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
{ "no-legend", no_argument, NULL, ARG_NO_LEGEND },
@@ -1427,6 +1440,10 @@ static int parse_argv(int argc, char *argv[]) {
arg_all = true;
break;
+ case ARG_VALUE:
+ arg_value = true;
+ break;
+
case 'l':
arg_full = true;
break;