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annotate packages/language/c/libc/current/src/stdlib/abort.cxx @ 64:c38311975d4f ecos-sw-2000-01-28
Merge from eCos master repository on 2000-01-28-04:28:11-GMT
| author | jlarmour |
|---|---|
| date | Fri, 28 Jan 2000 04:59:39 +0000 |
| parents | 443894e2e912 |
| children | bf00f99aec69 |
| rev | line source |
|---|---|
| 0 | 1 //=========================================================================== |
| 2 // | |
| 3 // abort.cxx | |
| 4 // | |
| 5 // Implementation of the abort() function | |
| 6 // | |
| 7 //=========================================================================== | |
| 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 1.0 (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 |
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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 // |
| 0 | 30 //####COPYRIGHTEND#### |
| 31 //=========================================================================== | |
| 32 //#####DESCRIPTIONBEGIN#### | |
| 33 // | |
| 2 | 34 // Author(s): jlarmour |
| 35 // Contributors: jlarmour | |
| 36 // Date: 1999-02-18 | |
| 37 // Purpose: Implement the ISO C abort() function from 7.10.4.1 | |
| 38 // Description: This implements abort() simply by raising SIGABRT as | |
| 39 // required by ISO C | |
| 0 | 40 // Usage: |
| 41 // | |
| 42 //####DESCRIPTIONEND#### | |
| 43 // | |
| 44 //=========================================================================== | |
| 45 | |
| 46 // CONFIGURATION | |
| 47 | |
| 48 #include <pkgconf/libc.h> // Configuration header | |
| 49 | |
| 50 // INCLUDES | |
| 51 | |
| 52 #include <cyg/infra/cyg_type.h> // Common type definitions and support | |
| 53 #include <cyg/infra/cyg_trac.h> // Tracing support | |
| 54 | |
| 55 #include <stdlib.h> // Header for all stdlib functions | |
| 56 // (like this one) | |
| 2 | 57 #ifdef CYGPKG_LIBC_SIGNALS |
| 58 # include <signal.h> | |
| 59 #endif | |
| 0 | 60 |
| 61 // FUNCTIONS | |
| 62 | |
| 63 externC void | |
| 2 | 64 __abort( void ) |
| 0 | 65 { |
| 2 | 66 CYG_REPORT_FUNCNAME( "__abort" ); |
| 67 | |
| 68 #ifdef CYGPKG_LIBC_SIGNALS | |
| 69 int rc; | |
| 70 | |
| 71 rc = raise(SIGABRT); | |
| 0 | 72 |
| 2 | 73 CYG_TRACE1(1, "raise(SIGABRT) returned!!! rc=%d", rc); |
| 74 | |
| 75 CYG_FAIL("raise(SIGABRT) returned"); | |
| 76 | |
| 77 #endif | |
| 78 | |
| 79 // ISO C clearly says that abort() cannot return to its caller | |
| 80 | |
| 0 | 81 // loop forever |
| 82 for (;;) | |
| 83 CYG_EMPTY_STATEMENT; | |
| 84 | |
| 85 CYG_REPORT_RETURN(); | |
| 86 } // abort() | |
| 87 | |
| 2 | 88 // EXPORTED SYMBOLS |
| 0 | 89 |
| 2 | 90 externC void abort(void) CYGBLD_ATTRIB_WEAK_ALIAS(__abort); |
| 0 | 91 |
| 92 // EOF abort.cxx |