/usr/lib/emboss/include/ajexcept.h is in emboss-lib 6.6.0+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 | /* @include ajexcept **********************************************************
**
** AJAX exception handling functions
**
** These functions control exception handling
**
** @author Copyright (C) 1998 Peter Rice
** @version $Revision: 1.13 $
** @modified Dec 31 pmr First version
** @modified $Date: 2011/10/18 14:23:40 $ by $Author: rice $
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
** MA 02110-1301, USA.
**
******************************************************************************/
#ifndef AJEXCEPT_H
#define AJEXCEPT_H
/* ========================================================================= */
/* ============================= include files ============================= */
/* ========================================================================= */
#include "ajdefine.h"
#include <setjmp.h>
AJ_BEGIN_DECLS
/* ========================================================================= */
/* =============================== constants =============================== */
/* ========================================================================= */
/* ========================================================================= */
/* ============================== public data ============================== */
/* ========================================================================= */
/* @data Except_T *************************************************************
**
** Exception data structure
**
** @attr reason [const char*] Reason for the exception
** @@
******************************************************************************/
typedef struct Except_T
{
const char *reason;
} Except_T;
/* @data Except_Frame *********************************************************
**
** Exception frame data structure
**
** @attr env [jmp_buf] Environment jump buffer
** @attr prev [struct Except_Frame*] Previous exception if any
** @attr file [const char*] source filename usually from __FILE__
** @attr exception [const Except_T*] Exception data (reason)
** @attr line [ajint] source line number usually from __LINE__
** @attr Padding [char[4]] Padding to alignment boundary
** @@
******************************************************************************/
typedef struct Except_Frame
{
jmp_buf env;
struct Except_Frame *prev;
const char *file;
const Except_T *exception;
ajint line;
char Padding[4];
} Except_Frame;
enum { Except_entered=0, Except_raised,
Except_handled, Except_finalized };
extern Except_Frame *Except_stack;
extern const Except_T Assert_Failed;
/* ========================================================================= */
/* =========================== public functions ============================ */
/* ========================================================================= */
/*
** Prototype definitions
*/
void ajExceptRaise(const Except_T *e, const char *file, ajint line);
/*
** End of prototype definitions
*/
#define AJRAISE(e) ajExceptRaise(&(e), __FILE__, __LINE__)
#define AJRERAISE ajExceptRaise(Except_frame.exception, \
Except_frame.file, Except_frame.line)
#define AJRETURN switch (Except_stack = Except_stack->prev,0) default: return
#define AJTRY do { \
volatile ajint Except_flag; \
Except_Frame Except_frame; \
Except_frame.prev = Except_stack; \
Except_stack = &Except_frame; \
Except_flag = setjmp(Except_frame.env); \
if (Except_flag == Except_entered) {
#define AJEXCEPT(e) \
if (Except_flag == Except_entered) Except_stack = Except_stack->prev; \
} else if (Except_frame.exception == &(e)) { \
Except_flag = Except_handled;
#define ELSE \
if (Except_flag == Except_entered) Except_stack = Except_stack->prev; \
} else { \
Except_flag = Except_handled;
#define FINALLY \
if (Except_flag == Except_entered) Except_stack = Except_stack->prev; \
} { \
if (Except_flag == Except_entered) \
Except_flag = Except_finalized;
#define END_TRY \
if (Except_flag == Except_entered) Except_stack = Except_stack->prev; \
} if (Except_flag == Except_raised) AJRERAISE; \
} while (0)
#undef T
AJ_END_DECLS
#endif /* !AJEXCEPT_H */
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