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authorLennart Poettering <lennart@poettering.net>2016-02-13 20:32:11 +0100
committerLennart Poettering <lennart@poettering.net>2016-02-13 20:33:49 +0100
commit317f2fc9e71c39eb5b3c2269b25f7f977e61db34 (patch)
tree94b977396cc0031fd62e62c225fa4baac3e991cb /src/libsystemd/sd-bus
parentc3be369faa5f73c3b97c0088876bafdbfef43dae (diff)
busctl: when formatting message contents, make sure to print all whitespaces
Previously we'd miss a necessary whitespace at the end of arrays, if more data was following.
Diffstat (limited to 'src/libsystemd/sd-bus')
-rw-r--r--src/libsystemd/sd-bus/busctl.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/libsystemd/sd-bus/busctl.c b/src/libsystemd/sd-bus/busctl.c
index 35fabf038c..772ab62d5b 100644
--- a/src/libsystemd/sd-bus/busctl.c
+++ b/src/libsystemd/sd-bus/busctl.c
@@ -501,8 +501,10 @@ static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) {
} basic;
r = sd_bus_message_peek_type(m, &type, &contents);
- if (r <= 0)
+ if (r < 0)
return r;
+ if (r == 0)
+ return needs_space;
if (bus_type_is_container(type) > 0) {
@@ -533,18 +535,23 @@ static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) {
fputc(' ', f);
fprintf(f, "%u", n);
+ needs_space = true;
+
} else if (type == SD_BUS_TYPE_VARIANT) {
if (needs_space)
fputc(' ', f);
fprintf(f, "%s", contents);
+ needs_space = true;
}
- r = format_cmdline(m, f, needs_space || IN_SET(type, SD_BUS_TYPE_ARRAY, SD_BUS_TYPE_VARIANT));
+ r = format_cmdline(m, f, needs_space);
if (r < 0)
return r;
+ needs_space = r > 0;
+
r = sd_bus_message_exit_container(m);
if (r < 0)
return r;