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annotate packages/language/c/libc/startup/current/src/environ.cxx @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents 6ed91473a1cd
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1 //========================================================================
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2 //
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3 // environ.cxx
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4 //
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5 // C library definition and allocation of POSIX 1003.1 environ
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6 //
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7 //========================================================================
208
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
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40 //========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): jlarmour
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44 // Contributors:
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45 // Date: 2000-04-30
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46 // Purpose: Provide extern char **environ as required by POSIX 1003.1
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47 // Description: C library definition and allocation of POSIX 1003.1 environ
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48 // Usage: You can override environ at startup if you wish simply
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49 // by redefining yourself. Setting the libc.h configuration
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50 // option is the intended method though.
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51 //
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52 //####DESCRIPTIONEND####
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53 //
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54 //========================================================================
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55
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56 // CONFIGURATION
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57
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58 #include <pkgconf/libc_startup.h> // Configuration header
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59 #include <stddef.h> // NULL
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60
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61 // GLOBALS
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62
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63 // The global environment. The default can be configured in
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64 // <pkgconf/libc_startup.h>
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65
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66 static char * const
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67 cyg_libc_default_environ[] = CYGDAT_LIBC_DEFAULT_ENVIRONMENT;
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68
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69 char **environ __attribute__((weak)) = (char **)cyg_libc_default_environ;
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70
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71 // EOF environ.cxx