xref: /illumos-gate/usr/src/man/man3c/thr_main.3c (revision 2aeafac3612e19716bf8164f89c3c9196342979c)
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Copyright (c) 1998 Sun Microsystems, Inc. - All Rights Reserved.
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You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing. See the License for the specific language governing permissions and limitations under the License.
When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
THR_MAIN 3C "May 11, 1998"
NAME
thr_main - identify the main thread
SYNOPSIS

cc -mt [ flag... ] file... [ library... ]
#include <thread.h>

int thr_main(void);
DESCRIPTION

The thr_main() function returns one of the following: 1

if the calling thread is the main thread

0

if the calling thread is not the main thread

-1

if libthread is not linked in or thread initialization has not completed

FILES
/lib/libthread

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
MT-Level MT-Safe
SEE ALSO

thr_self(3C), attributes(5)