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# SYNOPSIS
#
# LTTNG_PTHREAD_SETNAME_NP
#
# LICENSE
#
# Copyright (c) 2020 Michael Jeanson <mjeanson@efficios.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <https://www.gnu.org/licenses/>.
#
# As a special exception, the respective Autoconf Macro's copyright owner
# gives unlimited permission to copy, distribute and modify the configure
# scripts that are the output of Autoconf when processing the Macro. You
# need not follow the terms of the GNU General Public License when using
# or distributing such scripts, even though portions of the text of the
# Macro appear in them. The GNU General Public License (GPL) does govern
# all other use of the material that constitutes the Autoconf Macro.
#
# This special exception to the GPL applies to versions of the Autoconf
# Macro released by the Autoconf Archive. When you make and distribute a
# modified version of the Autoconf Macro, you may extend this special
# exception to the GPL to apply to your modified version as well.
AC_DEFUN([LTTNG_PTHREAD_SETNAME_NP], [
AC_REQUIRE([AX_PTHREAD])
AC_LANG_PUSH([C])
lttng_pthread_setname_np_save_LDFLAGS="$LDFLAGS"
lttng_pthread_setname_np_save_LIBS="$LIBS"
LDFLAGS="$LDFLAGS $PTHREAD_CFLAGS"
LIBS="$LIBS $PTHREAD_LIBS"
# GLIBC >= 2.12, Solaris >= 11.3, FreeBSD >= 12.2
AC_MSG_CHECKING(for pthread_setname_np(pthread_t, const char*))
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>
#ifdef __FreeBSD__
#include <pthread_np.h>
#endif]],
[pthread_setname_np(pthread_self(), "example")])],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_PTHREAD_SETNAME_NP_WITH_TID,1,
[Have function pthread_setname_np(pthread_t, const char*)])],
[AC_MSG_RESULT(no)])
# MacOS X >= 10.6, iOS >= 3.2
AC_MSG_CHECKING(for pthread_setname_np(const char*))
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>
#ifdef __FreeBSD__
#include <pthread_np.h>
#endif]],
[pthread_setname_np("example")])],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID,1,
[Have function pthread_setname_np(const char*)])],
[AC_MSG_RESULT(no)])
# FreeBSD
AC_MSG_CHECKING(for pthread_set_name_np(pthread_t, const char*))
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>
#ifdef __FreeBSD__
#include <pthread_np.h>
#endif]],
[pthread_set_name_np(pthread_self(), "example")])],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_PTHREAD_SET_NAME_NP_WITH_TID,1,
[Have function pthread_set_name_np(pthread_t, const char*)])],
[AC_MSG_RESULT(no)])
LDFLAGS=$lttng_pthread_setname_np_save_LDFLAGS
LIBS=$lttng_pthread_setname_np_save_LIBS
AC_LANG_POP
])dnl LTTNG_PTHREAD_SETNAME_NP
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