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Started to add config file

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git-svn-id: svn://svn.cc65.org/cc65/trunk@336 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz
2000-09-24 19:06:59 +00:00
parent 8bab228a52
commit b960e3ead3
13 changed files with 1337 additions and 297 deletions
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241
src/da65/config.c Normal file
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/*****************************************************************************/
/* */
/* config.c */
/* */
/* Disassembler configuration file handling */
/* */
/* */
/* */
/* (C) 2000 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. */
/* */
/*****************************************************************************/
#if defined(_MSC_VER)
/* Microsoft compiler */
# include <io.h>
#else
/* Anyone else */
# include <unistd.h>
#endif
/* common */
#include "xmalloc.h"
/* da65 */
#include "global.h"
#include "scanner.h"
#include "config.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
static void GlobalSection (void)
/* Parse a global section */
{
static const IdentTok GlobalDefs[] = {
{ "INPUTNAME", CFGTOK_INPUTNAME },
{ "OUTPUTNAME", CFGTOK_OUTPUTNAME },
{ "PAGELENGTH", CFGTOK_PAGELENGTH },
};
/* Skip the token */
CfgNextTok ();
/* Expect the opening curly brace */
CfgConsumeLCurly ();
/* Look for section tokens */
while (CfgTok != CFGTOK_RCURLY) {
/* Convert to special token */
CfgSpecialToken (GlobalDefs, ENTRY_COUNT (GlobalDefs), "Global directive");
/* Look at the token */
switch (CfgTok) {
case CFGTOK_INPUTNAME:
CfgNextTok ();
CfgAssureStr ();
if (InFile) {
CfgError ("Input file name already given");
}
InFile = xstrdup (CfgSVal);
CfgNextTok ();
break;
case CFGTOK_OUTPUTNAME:
CfgNextTok ();
CfgAssureStr ();
if (OutFile) {
CfgError ("Output file name already given");
}
OutFile = xstrdup (CfgSVal);
CfgNextTok ();
break;
case CFGTOK_PAGELENGTH:
CfgNextTok ();
CfgAssureInt ();
if (CfgIVal != -1) {
CfgRangeCheck (MIN_PAGE_LEN, MAX_PAGE_LEN);
}
PageLength = CfgIVal;
CfgNextTok ();
break;
}
/* Directive is followed by a semicolon */
CfgConsumeSemi ();
}
/* Consume the closing brace */
CfgConsumeRCurly ();
}
static void RangeSection (void)
/* Parse a range section */
{
static const IdentTok RangeDefs[] = {
{ "START", CFGTOK_START },
{ "END", CFGTOK_END },
{ "TYPE", CFGTOK_TYPE },
};
/* Skip the token */
CfgNextTok ();
/* Expect the opening curly brace */
CfgConsumeLCurly ();
/* Look for section tokens */
while (CfgTok != CFGTOK_RCURLY) {
}
/* Consume the closing brace */
CfgConsumeRCurly ();
}
static void LabelSection (void)
/* Parse a label section */
{
static const IdentTok Globals[] = {
{ "INPUTNAMEL", CFGTOK_INPUTNAME },
{ "OUTPUTNAME", CFGTOK_OUTPUTNAME },
{ "PAGELENGTH", CFGTOK_PAGELENGTH },
};
/* Skip the token */
CfgNextTok ();
/* Expect the opening curly brace */
CfgConsumeLCurly ();
/* Look for section tokens */
while (CfgTok != CFGTOK_RCURLY) {
}
/* Consume the closing brace */
CfgConsumeRCurly ();
}
static void CfgParse (void)
/* Parse the config file */
{
static const IdentTok Globals[] = {
{ "GLOBAL", CFGTOK_GLOBAL },
{ "RANGE", CFGTOK_RANGE },
{ "LABEL", CFGTOK_LABEL },
};
while (CfgTok != CFGTOK_EOF) {
/* Convert an identifier into a token */
CfgSpecialToken (Globals, ENTRY_COUNT (Globals), "Config directive");
/* Check the token */
switch (CfgTok) {
case CFGTOK_GLOBAL:
GlobalSection ();
break;
case CFGTOK_RANGE:
RangeSection ();
break;
case CFGTOK_LABEL:
LabelSection ();
break;
}
/* Semicolon expected */
CfgConsumeSemi ();
}
}
void CfgRead (void)
/* Read the configuration if a configuration file exists */
{
/* Check if we have a config file given */
if (!CfgAvail() || access (CfgGetName(), 0) != 0) {
/* No name given or file not found */
return;
}
/* Open the config file */
CfgOpenInput ();
/* Parse the config file */
CfgParse ();
/* Close the file */
CfgCloseInput ();
}