diff options
Diffstat (limited to 'src/systemd/src/libsystemd/sd-id128/sd-id128.c')
| -rw-r--r-- | src/systemd/src/libsystemd/sd-id128/sd-id128.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/systemd/src/libsystemd/sd-id128/sd-id128.c b/src/systemd/src/libsystemd/sd-id128/sd-id128.c index 9408c32bd2..d987e69323 100644 --- a/src/systemd/src/libsystemd/sd-id128/sd-id128.c +++ b/src/systemd/src/libsystemd/sd-id128/sd-id128.c @@ -134,6 +134,28 @@ _public_ int sd_id128_get_boot(sd_id128_t *ret) { } #if 0 /* NM_IGNORED */ +_public_ int sd_id128_get_invocation(sd_id128_t *ret) { + static thread_local sd_id128_t saved_invocation_id = {}; + int r; + + assert_return(ret, -EINVAL); + + if (sd_id128_is_null(saved_invocation_id)) { + const char *e; + + e = secure_getenv("INVOCATION_ID"); + if (!e) + return -ENXIO; + + r = sd_id128_from_string(e, &saved_invocation_id); + if (r < 0) + return r; + } + + *ret = saved_invocation_id; + return 0; +} + static sd_id128_t make_v4_uuid(sd_id128_t id) { /* Stolen from generate_random_uuid() of drivers/char/random.c * in the kernel sources */ |