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annotate packages/language/c/libc/current/src/support/environ.cxx @ 66:bf00f99aec69 ecos-sw-2000-02-02

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Merge from eCos master repository on 2000-02-02-19:16:44-GMT
author jlarmour
date Wed, 02 Feb 2000 19:57:02 +0000
parents c38311975d4f
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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 //========================================================================
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8 //####COPYRIGHTBEGIN####
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9 //
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10 // -------------------------------------------
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11 // The contents of this file are subject to the Red Hat eCos Public License
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12 // Version 1.1 (the "License"); you may not use this file except in
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13 // compliance with the License. You may obtain a copy of the License at
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14 // http://www.redhat.com/
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15 //
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16 // Software distributed under the License is distributed on an "AS IS"
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 // License for the specific language governing rights and limitations under
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19 // the License.
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20 //
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21 // The Original Code is eCos - Embedded Configurable Operating System,
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22 // released September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Red Hat.
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25 // Portions created by Red Hat are
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26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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27 // All Rights Reserved.
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28 // -------------------------------------------
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29 //
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30 //####COPYRIGHTEND####
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31 //========================================================================
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32 //#####DESCRIPTIONBEGIN####
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33 //
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34 // Author(s): jlarmour
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35 // Contributors: jlarmour
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36 // Date: 1999-01-21
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37 // Purpose: Provide extern char **environ as required by POSIX 1003.1
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38 // Description: C library definition and allocation of POSIX 1003.1 environ
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39 // Usage: You can override environ at startup if you wish simply
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40 // by redefining yourself. Setting the libc.h configuration
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41 // option is the intended method though.
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42 //
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43 //####DESCRIPTIONEND####
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44 //
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45 //========================================================================
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46
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47 // CONFIGURATION
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48
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49 #include <pkgconf/libc.h> // C library configuration
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50
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51 // INCLUDES
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52
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53 #include <cyg/infra/cyg_type.h> // Common type definitions and support
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54
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55 #ifdef CYGPKG_LIBC_ENVIRONMENT
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56
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57 // GLOBALS
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58
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59 // The global environment. The default can be configured in
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60 // <pkgconf/libc.h>
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61
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62 static char * const
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63 cyg_libc_default_environ[] = CYGDAT_LIBC_DEFAULT_ENVIRONMENT;
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65 char **environ CYGBLD_ATTRIB_WEAK = (char **)cyg_libc_default_environ;
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67 #endif
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69 // EOF environ.cxx