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annotate packages/language/c/libc/current/src/time/difftime.cxx @ 2:443894e2e912 ecos-v1_2_1-release

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Block commit of eCos version 1.2.1
author jlarmour
date Tue, 11 May 1999 12:24:34 +0000
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children c38311975d4f
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1 //========================================================================
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2 //
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3 // difftime.cxx
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4 //
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5 // ISO C date and time implementation for difftime()
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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 Cygnus eCos Public License
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12 // Version 1.0 (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://sourceware.cygnus.com/ecos
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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 Cygnus Operating System, released
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22 // September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Cygnus. Portions created
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25 // by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved.
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26 // -------------------------------------------
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27 //
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28 //####COPYRIGHTEND####
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29 //========================================================================
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30 //#####DESCRIPTIONBEGIN####
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31 //
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32 // Author(s): jlarmour
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33 // Contributors: jlarmour
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34 // Date: 1999-02-26
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35 // Purpose: Provide implementation of ISO C difftime()
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36 // Description: This file provides the linkable symbol version of difftime()
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37 // Usage:
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38 //
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39 //####DESCRIPTIONEND####
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40 //
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41 //========================================================================
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42
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43 // CONFIGURATION
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44
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45 #include <pkgconf/libc.h> // C library configuration
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46
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47 // INCLUDES
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48
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49 #include <cyg/infra/cyg_type.h> // Common type definitions and support
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50
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51 // The following lines allow __difftime() to be included non-inline which
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52 // actually defines it as a function here
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53 #define CYGPRI_LIBC_TIME_DIFFTIME_INLINE
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54 #ifndef CYGIMP_LIBC_TIME_DIFFTIME_INLINE
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55 # define CYGIMP_LIBC_TIME_DIFFTIME_INLINE
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56 #endif
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57
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58 #include <time.h> // Main date and time definitions
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59
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60 // SYMBOL DEFINITIONS
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61
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62 #undef difftime
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63
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64 externC double
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65 difftime( time_t __time1, time_t __time0 )
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66 CYGBLD_ATTRIB_WEAK_ALIAS(__difftime);
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67
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68 // EOF difftime.cxx