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79 lines
2.9 KiB
C
79 lines
2.9 KiB
C
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/*
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** GNU Pth - The GNU Portable Threads
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** Copyright (c) 1999-2001 Ralf S. Engelschall <rse@engelschall.com>
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**
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** This file is part of GNU Pth, a non-preemptive thread scheduling
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** library which can be found at http://www.gnu.org/software/pth/.
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**
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** This library is free software; you can redistribute it and/or
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** modify it under the terms of the GNU Lesser General Public
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** License as published by the Free Software Foundation; either
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** version 2.1 of the License, or (at your option) any later version.
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**
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** This library is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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** Lesser General Public License for more details.
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**
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** You should have received a copy of the GNU Lesser General Public
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** License along with this library; if not, write to the Free Software
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** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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** USA, or contact Ralf S. Engelschall <rse@engelschall.com>.
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**
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** pth_debug.c: Pth debugging support
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*/
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/* ``MY HACK: This universe.
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Just one little problem:
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core keeps dumping.''
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-- Unknown */
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#include "pth_p.h"
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#if cpp
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#ifndef PTH_DEBUG
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#define pth_debug1(a1) /* NOP */
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#define pth_debug2(a1, a2) /* NOP */
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#define pth_debug3(a1, a2, a3) /* NOP */
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#define pth_debug4(a1, a2, a3, a4) /* NOP */
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#define pth_debug5(a1, a2, a3, a4, a5) /* NOP */
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#define pth_debug6(a1, a2, a3, a4, a5, a6) /* NOP */
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#else
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#define pth_debug1(a1) pth_debug(__FILE__, __LINE__, 1, a1)
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#define pth_debug2(a1, a2) pth_debug(__FILE__, __LINE__, 2, a1, a2)
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#define pth_debug3(a1, a2, a3) pth_debug(__FILE__, __LINE__, 3, a1, a2, a3)
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#define pth_debug4(a1, a2, a3, a4) pth_debug(__FILE__, __LINE__, 4, a1, a2, a3, a4)
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#define pth_debug5(a1, a2, a3, a4, a5) pth_debug(__FILE__, __LINE__, 5, a1, a2, a3, a4, a5)
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#define pth_debug6(a1, a2, a3, a4, a5, a6) pth_debug(__FILE__, __LINE__, 6, a1, a2, a3, a4, a5, a6)
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#endif /* PTH_DEBUG */
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#endif /* cpp */
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intern void pth_debug(const char *file, int line, int argc, const char *fmt, ...)
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{
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va_list ap;
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static char str[1024];
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size_t n;
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errno_shield {
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va_start(ap, fmt);
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if (file != NULL)
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snprintf(str, sizeof(str), "%d:%s:%04d: ", (int)getpid(), file, line);
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else
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str[0] = NUL;
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n = strlen(str);
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if (argc == 1)
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strncpy (str+n, fmt, sizeof(str)-n);
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else
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vsnprintf(str+n, sizeof(str)-n, fmt, ap);
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va_end(ap);
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n = strlen(str);
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str[n++] = '\n';
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write(STDERR_FILENO, str, n);
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}
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return;
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}
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