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git-svn-id: svn://svn.cc65.org/cc65/trunk@1213 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2002-04-01 17:55:22 +00:00
parent d17936488c
commit 2a7a410532
5 changed files with 167 additions and 6 deletions
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90
src/sim65/error.c Normal file
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@ -0,0 +1,90 @@
/*****************************************************************************/
/* */
/* error.c */
/* */
/* Error handling for the sim65 simulator */
/* */
/* */
/* */
/* (C) 2002 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include "error.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void Warning (const char* Format, ...)
/* Print a warning message */
{
va_list ap;
va_start (ap, Format);
fprintf (stderr, "Warning: ");
vfprintf (stderr, Format, ap);
putc ('\n', stderr);
va_end (ap);
}
void Error (const char* Format, ...)
/* Print an error message and die */
{
va_list ap;
va_start (ap, Format);
fprintf (stderr, "Error: ");
vfprintf (stderr, Format, ap);
putc ('\n', stderr);
va_end (ap);
exit (EXIT_FAILURE);
}
void Internal (const char* Format, ...)
/* Print an internal error message and die */
{
va_list ap;
va_start (ap, Format);
fprintf (stderr, "Internal error: ");
vfprintf (stderr, Format, ap);
putc ('\n', stderr);
va_end (ap);
exit (EXIT_FAILURE);
}

68
src/sim65/error.h Normal file
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@ -0,0 +1,68 @@
/*****************************************************************************/
/* */
/* error.h */
/* */
/* Error handling for the sim65 simulator */
/* */
/* */
/* */
/* (C) 2002 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef ERROR_H
#define ERROR_H
/* common */
#include "attrib.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void Warning (const char* Format, ...) attribute((format(printf,1,2)));
/* Print a warning message */
void Error (const char* Format, ...) attribute((format(printf,1,2)));
/* Print an error message and die */
void Internal (const char* Format, ...) attribute((format(printf,1,2)));
/* Print an internal error message and die */
/* End of error.h */
#endif

3
src/sim65/main.c
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@ -45,6 +45,7 @@
#include "version.h"
/* sim65 */
#include "cpucore.h"
#include "cputype.h"
#include "global.h"
#include "memory.h"
@ -205,7 +206,7 @@ int main (int argc, char* argv[])
/* Initialize modules */
MemInit ();
CPUInit ();
/* Return an apropriate exit code */
return EXIT_SUCCESS;

1
src/sim65/make/gcc.mak
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@ -12,6 +12,7 @@ LDFLAGS =
OBJS = cpucore.o \
cputype.o \
error.o \
global.o \
main.o \
memory.o

11
src/sim65/memory.c
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@ -1,6 +1,6 @@
/*****************************************************************************/
/* */
/* memory.h */
/* memory.h */
/* */
/* Memory subsystem for the 6502 simulator */
/* */
@ -36,7 +36,8 @@
/* common */
#include "coll.h"
/* sim65 */
/* sim65 */
#include "error.h"
#include "memory.h"
@ -95,7 +96,7 @@ static void MemWrite (unsigned Addr, unsigned char Val)
/* Write one byte to the memory cell */
{
if (MemAttr[Addr] & RA_WPROT) {
/* ### */
Warning ("Writing to write protected memory at $%04X", Addr);
}
Mem[Addr] = Val;
MemAttr[Addr] |= RA_INITIALIZED;
@ -108,7 +109,7 @@ static unsigned char MemRead (unsigned Addr)
{
if ((MemAttr[Addr] & RA_INITIALIZED) == 0) {
/* We're reading a memory cell that was never written */
/* ### */
Warning ("Reading from uninitialized memory at $%04X", Addr);
}
return Mem[Addr];
}
@ -116,7 +117,7 @@ static unsigned char MemRead (unsigned Addr)
/*****************************************************************************/
/* Code */
/* Code */
/*****************************************************************************/