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avrerror.c
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1 /*
2 * $Id: avrerror.c,v 1.8 2004/01/30 07:09:56 troth Exp $
3 *
4 ****************************************************************************
5 *
6 * simulavr - A simulator for the Atmel AVR family of microcontrollers.
7 * Copyright (C) 2001, 2002, 2003, 2004 Theodore A. Roth
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 *
23 ****************************************************************************
24 */
25
26 /**
27 \file avrerror.c
28 \brief Functions for printing messages, warnings and errors.
29
30 This module provides output printing facilities. */
31
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <stdarg.h>
35 #include <string.h>
36
37 #include "avrerror.h"
38
39 #if MACRO_DOCUMENTATION
40
41 /** \brief Print an ordinary message to stdout. */
42 #define avr_message(fmt, args...) \
43 private_avr_message(__FILE__, __LINE__, fmt, ## args)
44
45 /** \brief Print a warning message to stderr. */
46 #define avr_warning(fmt, args...) \
47 private_avr_warning(__FILE__, __LINE__, fmt, ## args)
48
49 /** \brief Print an error message to stderr and terminate program. */
50 #define avr_error(fmt, args...) \
51 private_avr_error(__FILE__, __LINE__, fmt, ## args)
52
53 #else /* Not Documentation */
54
55 #if 1
56 static char *
57 strip_dir (char *path)
58 {
59 char *p = path;
60
61 /* Find the end. */
62
63 while (*p++)
64 ;
65
66 /* Find the last '/'. */
67
68 while (p != path)
69 {
70 if (*p == '/')
71 {
72 p++;
73 break;
74 }
75
76 p--;
77 }
78
79 return p;
80 }
81 #else
82 # define strip_dir(path) (path)
83 #endif
84
85 #define FLUSH_OUTPUT 1
86
87 void
88 private_avr_message (char *file, int line, char *fmt, ...)
89 {
90 va_list ap;
91 char ffmt[128];
92
93 snprintf (ffmt, sizeof (ffmt), "%s:%d: MESSAGE: %s", strip_dir (file),
94 line, fmt);
95 ffmt[127] = '\0';
96
97 va_start (ap, fmt);
98 vfprintf (stdout, ffmt, ap);
99 va_end (ap);
100
101 #if defined (FLUSH_OUTPUT)
102 fflush (stdout);
103 #endif
104 }
105
106 void
107 private_avr_warning (char *file, int line, char *fmt, ...)
108 {
109 va_list ap;
110 char ffmt[128];
111
112 snprintf (ffmt, sizeof (ffmt), "%s:%d: WARNING: %s", strip_dir (file),
113 line, fmt);
114 ffmt[127] = '\0';
115
116 va_start (ap, fmt);
117 vfprintf (stderr, ffmt, ap);
118 va_end (ap);
119
120 #if defined (FLUSH_OUTPUT)
121 fflush (stderr);
122 #endif
123 }
124
125 void
126 private_avr_error (char *file, int line, char *fmt, ...)
127 {
128 va_list ap;
129 char ffmt[128];
130
131 snprintf (ffmt, sizeof (ffmt), "\n%s:%d: ERROR: %s\n\n", strip_dir (file),
132 line, fmt);
133 ffmt[127] = '\0';
134
135 va_start (ap, fmt);
136 vfprintf (stderr, ffmt, ap);
137 va_end (ap);
138
139 #if defined (FLUSH_OUTPUT)
140 fflush (stderr);
141 #endif
142
143 exit (1); /* exit instead of abort */
144 }
145
146 #endif /* Not documenation */

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