sortix--sortix/libc/signal/psignal.cpp

/*******************************************************************************

    Copyright(C) Jonas 'Sortie' Termansen 2013.

    This file is part of the Sortix C Library.

    The Sortix C Library is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or (at your
    option) any later version.

    The Sortix C Library 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 Lesser General Public
    License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.

    signal/psignal.cpp
    Print signal error condition to stderr.

*******************************************************************************/

#include <signal.h>
#include <stdio.h>
#include <string.h>

extern "C" void psignal(int signum, const char* message)
{
	flockfile(stderr);
	if ( message && message[0] )
		fprintf_unlocked(stderr, "%s: ", message);
	fprintf_unlocked(stderr, strsignal(signum));
	funlockfile(stderr);
}