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| author | Florian Weimer <fweimer@redhat.com> | 2020-10-27 10:42:10 +0100 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2020-10-27 16:34:37 +0100 |
| commit | 562ef5e69eb38230810bd25a4335224a31bfe31b (patch) | |
| tree | f89ee605da223922e9d2920704af109bbf495772 /include | |
| parent | 0ce51bef34e1edde9f60ccd6d9d70c56020d9d21 (diff) | |
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misc: Add internal __getauxval2 function
The explicit error return value (without in-band signaling) avoids
complicated steps to detect errors based on whether errno has been
updated.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sys/auxv.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/sys/auxv.h b/include/sys/auxv.h index 3bab6d05d4..dd0602b08d 100644 --- a/include/sys/auxv.h +++ b/include/sys/auxv.h @@ -5,4 +5,9 @@ extern __typeof (getauxval) __getauxval; libc_hidden_proto (__getauxval) +/* Like getauxval, but writes the value to *RESULT and returns true if + found, or returns false. Does not set errno. */ +_Bool __getauxval2 (unsigned long int type, unsigned long int *result); +libc_hidden_proto (__getauxval2) + #endif /* !_ISOMAC */ |