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| author | wes <wes@FreeBSD.org> | 1999-11-28 22:41:38 +0000 |
|---|---|---|
| committer | wes <wes@FreeBSD.org> | 1999-11-28 22:41:38 +0000 |
| commit | 6ed770d48894580ab774368b42e9851442d48788 (patch) | |
| tree | 91300c093c38e7ad15cc925769d6ade89ac8b63d /lib/libc | |
| parent | 1de8077aec0521daa28eba6c7da66bbd2a3af021 (diff) | |
| download | FreeBSD-src-6ed770d48894580ab774368b42e9851442d48788.zip FreeBSD-src-6ed770d48894580ab774368b42e9851442d48788.tar.gz | |
Provide the getlogin_r function.
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/gen/getlogin.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/libc/gen/getlogin.c b/lib/libc/gen/getlogin.c index 96a3fdd..044689d 100644 --- a/lib/libc/gen/getlogin.c +++ b/lib/libc/gen/getlogin.c @@ -29,6 +29,8 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. + * + * $FreeBSD$ */ #if defined(LIBC_SCCS) && !defined(lint) @@ -60,3 +62,19 @@ getlogin() } return (*logname ? logname : (char *)NULL); } + + +char * +getlogin_r(char *logname, int namelen) +{ + if (_logname_valid == 0) { +#ifdef __NETBSD_SYSCALLS + if (__getlogin(logname, namelen - 1) < 0) +#else + if (_getlogin(logname, namelen) < 0) +#endif + return ((char *)NULL); + _logname_valid = 1; + } + return (*logname ? logname : (char *)NULL); +} |
