lib/psiconv/error.c

/*
    error.c - Part of psiconv, a PSION 5 file formats converter
    Copyright (c) 1999, 2000  Frodo Looijaard <frodol@dds.nl>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "config.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>

#include "data.h"
#include "error.h"

static void psiconv_default_error_handler(int kind, psiconv_u32 off, 
                                          const char *message)
{
  fprintf(stderr,"%s\n",message);
}

int psiconv_verbosity = PSICONV_VERB_WARN;

psiconv_error_handler_t psiconv_error_handler = psiconv_default_error_handler;


#define MAX_MESSAGE 160

void psiconv_fatal(int level, psiconv_u32 off, const char *format,...)
{
  char buffer[MAX_MESSAGE];
  va_list ap;
  size_t curlen;

  va_start(ap,format);
  snprintf(buffer,MAX_MESSAGE,"Fatal error (offset %08x): ",off);
  curlen = strlen(buffer);

  vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);
  psiconv_error_handler(PSICONV_VERB_FATAL,off,buffer);
  va_end(ap);

  exit(1);
}

void psiconv_warn(int level, psiconv_u32 off, const char *format,...)
{
  char buffer[MAX_MESSAGE];
  va_list ap;
  size_t curlen;

  va_start(ap,format);

  if (psiconv_verbosity >= PSICONV_VERB_WARN) {
    snprintf(buffer,MAX_MESSAGE,"WARNING (offset %08x): ",off);
    curlen = strlen(buffer);

    vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);
    psiconv_error_handler(PSICONV_VERB_WARN,off,buffer);
  }
  va_end(ap);
}

void psiconv_progress(int level, psiconv_u32 off, const char *format,...)
{
  char buffer[MAX_MESSAGE];
  va_list ap;
  size_t curlen;
  int i;

  va_start(ap,format);
  if (psiconv_verbosity >= PSICONV_VERB_PROGRESS) {
    snprintf(buffer,MAX_MESSAGE,"%08x ",off);
    curlen = strlen(buffer);

    for (i = 0; (i < level) && (i+curlen+3 < MAX_MESSAGE); i++)
      buffer[i+curlen] = '=';
    curlen += i;
  
    buffer[curlen] = '>';
    buffer[curlen+1] = ' ';
    buffer[curlen+2] = '\0';
    curlen += 2;

    vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);

    psiconv_error_handler(PSICONV_VERB_PROGRESS,off,buffer);
  }
  va_end(ap);
}


void psiconv_debug(int level, psiconv_u32 off, const char *format,...)
{
  char buffer[MAX_MESSAGE];
  va_list ap;
  size_t curlen;
  int i;

  va_start(ap,format);
  if (psiconv_verbosity >= PSICONV_VERB_DEBUG) {
    snprintf(buffer,MAX_MESSAGE,"%08x ",off);
    curlen = strlen(buffer);

    for (i = 0; (i < level) && (i+curlen+3 < MAX_MESSAGE); i++)
      buffer[i+curlen] = '-';
    curlen += i;
  
    buffer[curlen] = '>';
    buffer[curlen+1] = ' ';
    buffer[curlen+2] = '\0';
    curlen += 2;

    vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);

    psiconv_error_handler(PSICONV_VERB_DEBUG,off,buffer);
  }
  va_end(ap);
}
1	frodo	62	/*
2			error.c - Part of psiconv, a PSION 5 file formats converter
3			Copyright (c) 1999, 2000 Frodo Looijaard <frodol@dds.nl>
4
5			This program is free software; you can redistribute it and/or modify
6			it under the terms of the GNU General Public License as published by
7			the Free Software Foundation; either version 2 of the License, or
8			(at your option) any later version.
9
10			This program is distributed in the hope that it will be useful,
11			but WITHOUT ANY WARRANTY; without even the implied warranty of
12			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13			GNU General Public License for more details.
14
15			You should have received a copy of the GNU General Public License
16			along with this program; if not, write to the Free Software
17			Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18			*/
19
20			#include "config.h"
21			#include <stdarg.h>
22			#include <stdio.h>
23			#include <stdlib.h>
24
25			#include "data.h"
26			#include "error.h"
27
28			static void psiconv_default_error_handler(int kind, psiconv_u32 off,
29			const char *message)
30			{
31			fprintf(stderr,"%s\n",message);
32			}
33
34			int psiconv_verbosity = PSICONV_VERB_WARN;
35
36			psiconv_error_handler_t psiconv_error_handler = psiconv_default_error_handler;
37
38
39			#define MAX_MESSAGE 160
40
41			void psiconv_fatal(int level, psiconv_u32 off, const char *format,...)
42			{
43			char buffer[MAX_MESSAGE];
44			va_list ap;
45			size_t curlen;
46
47			va_start(ap,format);
48			snprintf(buffer,MAX_MESSAGE,"Fatal error (offset %08x): ",off);
49			curlen = strlen(buffer);
50
51			vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);
52			psiconv_error_handler(PSICONV_VERB_FATAL,off,buffer);
53			va_end(ap);
54
55			exit(1);
56			}
57
58			void psiconv_warn(int level, psiconv_u32 off, const char *format,...)
59			{
60			char buffer[MAX_MESSAGE];
61			va_list ap;
62			size_t curlen;
63
64			va_start(ap,format);
65
66			if (psiconv_verbosity >= PSICONV_VERB_WARN) {
67			snprintf(buffer,MAX_MESSAGE,"WARNING (offset %08x): ",off);
68			curlen = strlen(buffer);
69
70			vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);
71			psiconv_error_handler(PSICONV_VERB_WARN,off,buffer);
72			}
73			va_end(ap);
74			}
75
76			void psiconv_progress(int level, psiconv_u32 off, const char *format,...)
77			{
78			char buffer[MAX_MESSAGE];
79			va_list ap;
80			size_t curlen;
81			int i;
82
83			va_start(ap,format);
84			if (psiconv_verbosity >= PSICONV_VERB_PROGRESS) {
85			snprintf(buffer,MAX_MESSAGE,"%08x ",off);
86			curlen = strlen(buffer);
87
88			for (i = 0; (i < level) && (i+curlen+3 < MAX_MESSAGE); i++)
89			buffer[i+curlen] = '=';
90			curlen += i;
91
92			buffer[curlen] = '>';
93			buffer[curlen+1] = ' ';
94			buffer[curlen+2] = '\0';
95			curlen += 2;
96
97			vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);
98
99			psiconv_error_handler(PSICONV_VERB_PROGRESS,off,buffer);
100			}
101			va_end(ap);
102			}
103
104
105			void psiconv_debug(int level, psiconv_u32 off, const char *format,...)
106			{
107			char buffer[MAX_MESSAGE];
108			va_list ap;
109			size_t curlen;
110			int i;
111
112			va_start(ap,format);
113			if (psiconv_verbosity >= PSICONV_VERB_DEBUG) {
114			snprintf(buffer,MAX_MESSAGE,"%08x ",off);
115			curlen = strlen(buffer);
116
117			for (i = 0; (i < level) && (i+curlen+3 < MAX_MESSAGE); i++)
118			buffer[i+curlen] = '-';
119			curlen += i;
120
121			buffer[curlen] = '>';
122			buffer[curlen+1] = ' ';
123			buffer[curlen+2] = '\0';
124			curlen += 2;
125
126			vsnprintf(buffer+curlen,MAX_MESSAGE-curlen,format,ap);
127
128			psiconv_error_handler(PSICONV_VERB_DEBUG,off,buffer);
129			}
130			va_end(ap);
131			}
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