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Added a separate output module that is used to manage the output file.

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Fixed the -E switch: Output was always sent to stdout and an empty assembler
output file was generated. Now the output is sent to either <inputstem>.i or
the file named in the -o option.


git-svn-id: svn://svn.cc65.org/cc65/trunk@3955 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz
2009-02-23 21:25:59 +00:00
parent d352b85c87
commit 82b998117a
20 changed files with 436 additions and 197 deletions
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149
src/cc65/output.c Normal file
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/*****************************************************************************/
/* */
/* output.c */
/* */
/* Output file handling */
/* */
/* */
/* */
/* (C) 2009, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* 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 <stdarg.h>
#include <string.h>
#include <errno.h>
/* common */
#include "check.h"
#include "fname.h"
#include "print.h"
#include "xmalloc.h"
/* cc65 */
#include "error.h"
#include "global.h"
#include "output.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Name of the output file. Dynamically allocated and read only. */
const char* OutputFilename = 0;
/* Output file handle */
FILE* OutputFile = 0;
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void SetOutputName (const char* Name)
/* Sets the name of the output file. */
{
OutputFilename = Name;
}
void MakeDefaultOutputName (const char* InputFilename)
/* If the name of the output file is empty or NULL, the name of the output
* file is derived from the input file by adjusting the file name extension.
*/
{
if (OutputFilename == 0 || *OutputFilename == '\0') {
/* We don't have an output file for now */
const char* Ext = PreprocessOnly? ".i" : ".s";
OutputFilename = MakeFilename (InputFilename, Ext);
}
}
void OpenOutputFile ()
/* Open the output file. Will call Fatal() in case of failures. */
{
/* Output file must not be open and we must have a name*/
PRECONDITION (OutputFile == 0 && OutputFilename != 0);
/* Open the file */
OutputFile = fopen (OutputFilename, "w");
if (OutputFile == 0) {
Fatal ("Cannot open output file `%s': %s", OutputFilename, strerror (errno));
}
Print (stdout, 1, "Opened output file `%s'\n", OutputFilename);
}
void CloseOutputFile ()
/* Close the output file. Will call Fatal() in case of failures. */
{
/* Output file must be open */
PRECONDITION (OutputFile != 0);
/* Close the file, check for errors */
if (fclose (OutputFile) != 0) {
remove (OutputFilename);
Fatal ("Cannot write to output file (disk full?)");
}
Print (stdout, 1, "Closed output file `%s'\n", OutputFilename);
}
int WriteOutput (const char* Format, ...)
/* Write to the output file using printf like formatting. Returns the number
* of chars written.
*/
{
va_list ap;
int CharCount;
/* Must have an output file */
PRECONDITION (OutputFile != 0);
/* Output formatted */
va_start (ap, Format);
CharCount = vfprintf (OutputFile, Format, ap);
va_end (ap);
/* Return the number of chars written */
return CharCount;
}