diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-12-17 00:42:49 -0500 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-12-17 00:42:49 -0500 |
commit | ccef261c077d31dce02aa92e519b23b3a2a58303 (patch) | |
tree | 582fafc98c76e98e912f453fb55ca57f29273d57 /src/libsystemd/sd-id128/sd-id128.c | |
parent | 5d4922bba91c6d60b3b9f38fb29fda0f6ba8338d (diff) | |
parent | 5fb2a20a29c2cc0494d5a31e175a8e3ff0b2d3e2 (diff) |
Merge tag 'systemd/v232-4.parabola1' into systemd/parabola
Diffstat (limited to 'src/libsystemd/sd-id128/sd-id128.c')
-rw-r--r-- | src/libsystemd/sd-id128/sd-id128.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/libsystemd/sd-id128/sd-id128.c b/src/libsystemd/sd-id128/sd-id128.c index 9f47d04e61..d4450c70a0 100644 --- a/src/libsystemd/sd-id128/sd-id128.c +++ b/src/libsystemd/sd-id128/sd-id128.c @@ -129,6 +129,28 @@ _public_ int sd_id128_get_boot(sd_id128_t *ret) { return 0; } +_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 */ |