mirror of https://github.com/cc65/cc65.git
133 lines
4.7 KiB
C
133 lines
4.7 KiB
C
/*****************************************************************************/
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/* */
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/* dataseg.c */
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/* */
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/* Data segment structure */
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/* */
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/* */
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/* */
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/* (C) 2001-2009, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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/* common */
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#include "check.h"
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#include "xmalloc.h"
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#include "xsprintf.h"
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/* cc65 */
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#include "dataseg.h"
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#include "error.h"
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#include "output.h"
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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DataSeg* NewDataSeg (const char* Name, SymEntry* Func)
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/* Create a new data segment, initialize and return it */
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{
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/* Allocate memory */
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DataSeg* S = xmalloc (sizeof (DataSeg));
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/* Initialize the fields */
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S->SegName = xstrdup (Name);
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S->Func = Func;
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InitCollection (&S->Lines);
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/* Return the new struct */
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return S;
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}
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void DS_Append (DataSeg* Target, const DataSeg* Source)
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/* Append the data from Source to Target */
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{
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unsigned I;
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/* Append all lines from Source to Target */
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unsigned Count = CollCount (&Source->Lines);
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for (I = 0; I < Count; ++I) {
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CollAppend (&Target->Lines, xstrdup (CollConstAt (&Source->Lines, I)));
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}
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}
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void DS_AddVLine (DataSeg* S, const char* Format, va_list ap)
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/* Add a line to the given data segment */
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{
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/* Format the line */
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char Buf [256];
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xvsprintf (Buf, sizeof (Buf), Format, ap);
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/* Add a copy to the data segment */
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CollAppend (&S->Lines, xstrdup (Buf));
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}
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void DS_AddLine (DataSeg* S, const char* Format, ...)
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/* Add a line to the given data segment */
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{
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va_list ap;
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va_start (ap, Format);
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DS_AddVLine (S, Format, ap);
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va_end (ap);
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}
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void DS_Output (const DataSeg* S)
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/* Output the data segment data to the output file */
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{
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unsigned I;
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/* Get the number of entries in this segment */
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unsigned Count = CollCount (&S->Lines);
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/* If the segment is actually empty, bail out */
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if (Count == 0) {
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return;
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}
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/* Output the segment directive */
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WriteOutput (".segment\t\"%s\"\n\n", S->SegName);
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/* Output all entries */
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for (I = 0; I < Count; ++I) {
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WriteOutput ("%s\n", (const char*) CollConstAt (&S->Lines, I));
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}
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/* Add an additional newline after the segment output */
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WriteOutput ("\n");
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}
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