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50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
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/* Optional code to distinguish library flavours.
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Copyright (C) 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _DL_LIBRECON_H
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#define _DL_LIBRECON_H 1
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/* Recognizing extra environment variables. */
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#define EXTRA_LD_ENVVARS \
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case 13: \
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if (memcmp (&envline[3], "ASSUME_KERNEL", 13) == 0) \
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{ \
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unsigned long int i, j, osversion = 0; \
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char *p = &envline[17], *q; \
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\
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for (i = 0; i < 3; i++, p = q + 1) \
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{ \
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j = __strtoul_internal (p, &q, 0, 0); \
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if (j >= 255 || p == q || (i < 2 && *q && *q != '.')) \
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{ \
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osversion = 0; \
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break; \
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} \
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osversion |= j << (16 - 8 * i); \
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if (!*q) \
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break; \
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} \
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if (osversion) \
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_dl_osversion = osversion; \
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break; \
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}
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#endif /* dl-librecon.h */
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