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git-svn-id: svn://svn.cc65.org/cc65/trunk@2098 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz
2003-04-28 20:23:45 +00:00
parent e4a6273056
commit 459cfb06c1
10 changed files with 321 additions and 52 deletions
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src/sim65/cfgdata.c Normal file
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/*****************************************************************************/
/* */
/* cfgdata.c */
/* */
/* Config data structure */
/* */
/* */
/* */
/* (C) 2002-2003 Ullrich von Bassewitz */
/* R<>merstrasse 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 <string.h>
/* common */
#include "strutil.h"
#include "xmalloc.h"
/* sim65 */
#include "scanner.h"
#include "cfgdata.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
CfgData* NewCfgData (void)
/* Create and intialize a new CfgData struct, then return it. The function
* uses the current output of the config scanner.
*/
{
/* Get the length of the identifier */
unsigned AttrLen = strlen (CfgSVal);
/* Allocate memory */
CfgData* D = xmalloc (sizeof (CfgData) + AttrLen);
/* Initialize the fields */
D->Type = CfgDataInvalid;
D->Line = CfgErrorLine;
D->Col = CfgErrorCol;
memcpy (D->Attr, CfgSVal, AttrLen+1);
/* Return the new struct */
return D;
}
void FreeCfgData (CfgData* D)
/* Free a config data structure */
{
if (D->Type == CfgDataString) {
/* Free the string value */
xfree (D->V.SVal);
}
/* Free the structure */
xfree (D);
}
int CfgDataFind (Collection* Attributes, const char* AttrName)
/* Find the attribute with the given name and return its index. Return -1 if
* the attribute was not found.
*/
{
unsigned I;
/* Walk through the attributes checking for a "mirror" attribute */
for (I = 0; I < CollCount (Attributes); ++I) {
/* Get the next attribute */
const CfgData* D = CollConstAt (Attributes, I);
/* Compare the name */
if (StrCaseCmp (D->Attr, AttrName) == 0) {
/* Found */
return I;
}
}
/* Not found */
return -1;
}
CfgData* CfgDataGetTyped (Collection* Attributes, const char* Name, unsigned Type)
/* Find the attribute with the given name and type. If found, remove it from
* Attributes and return it. If not found or wrong type, return NULL.
*/
{
CfgData* D;
/* Search for the attribute */
int I = CfgDataFind (Attributes, Name);
if (I < 0) {
/* Not found */
return 0;
}
/* Get the attribute */
D = CollAtUnchecked (Attributes, I);
/* Check the type */
if (D->Type != Type) {
/* Wrong type. ### Warn here? */
return 0;
}
/* Remove the attribute and return it */
CollDelete (Attributes, I);
return D;
}
int CfgDataGetId (Collection* Attributes, const char* Name, char** Id)
/* Search CfgInfo for an attribute with the given name and type "id". If
* found, remove it from the configuration, copy it into Buf and return
* true. If not found, return false.
*/
{
CfgData* D = CfgDataGetTyped (Attributes, Name, CfgDataId);
if (D == 0) {
/* Not found or wrong type */
return 0;
}
/* Use the string value and invalidate the type, so FreeCfgData won't
* delete the string.
*/
*Id = D->V.SVal;
D->Type = CfgDataInvalid;
/* Delete the config data struct */
FreeCfgData (D);
/* Success */
return 1;
}
int CfgDataGetStr (Collection* Attributes, const char* Name, char** S)
/* Search CfgInfo for an attribute with the given name and type "string".
* If found, remove it from the configuration, copy it into Buf and return
* true. If not found, return false.
*/
{
CfgData* D = CfgDataGetTyped (Attributes, Name, CfgDataString);
if (D == 0) {
/* Not found or wrong type */
return 0;
}
/* Use the string value and invalidate the type, so FreeCfgData won't
* delete the string.
*/
*S = D->V.SVal;
D->Type = CfgDataInvalid;
/* Delete the config data struct */
FreeCfgData (D);
/* Success */
return 1;
}
int CfgDataGetNum (Collection* Attributes, const char* Name, long* Val)
/* Search CfgInfo for an attribute with the given name and type "number".
* If found, remove it from the configuration, copy it into Val and return
* true. If not found, return false.
*/
{
CfgData* D = CfgDataGetTyped (Attributes, Name, CfgDataString);
if (D == 0) {
/* Not found or wrong type */
return 0;
}
/* Return the value to the caller */
*Val = D->V.IVal;
/* Delete the config data struct */
FreeCfgData (D);
/* Success */
return 1;
}