view lwlink/lwlink.c @ 320:a640ff4ed95f

Fix dumbosity in outputting the edition byte in os9 target With the OS9 target, for some unknown reason, lwlink was anding the version byte with 0x80 which really doesn't make any sense. That means there are only two editions possible: 0 and 128. Definite dumbosity.
author William Astle <lost@l-w.ca>
date Sat, 08 Feb 2014 19:25:11 -0700
parents c6a38fd8bd33
children
line wrap: on
line source

/*
lwlink.c
Copyright © 2009 William Astle

This file is part of LWLINK.

LWLINK is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.

This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.

You should have received a copy of the GNU General Public License along with
this program. If not, see <http://www.gnu.org/licenses/>.



*/

#define __lwlink_c_seen__

#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <lw_alloc.h>
#include <lw_string.h>

#include "lwlink.h"

int debug_level = 0;
int outformat = OUTPUT_DECB;
char *outfile = NULL;
char *scriptfile = NULL;
int symerr = 0;
char *map_file = NULL;

fileinfo_t **inputfiles = NULL;
int ninputfiles = 0;

int nlibdirs = 0;
char **libdirs = NULL;

int nscriptls = 0;
char **scriptls = NULL;

char *sysroot = "/";

char *entrysym = NULL;

void add_input_file(char *fn)
{
	inputfiles = lw_realloc(inputfiles, sizeof(fileinfo_t *) * (ninputfiles + 1));
	inputfiles[ninputfiles] = lw_alloc(sizeof(fileinfo_t));
	memset(inputfiles[ninputfiles], 0, sizeof(fileinfo_t));
	inputfiles[ninputfiles] -> forced = 1;
	inputfiles[ninputfiles++] -> filename = lw_strdup(fn);
}

void add_input_library(char *libname)
{
	inputfiles = lw_realloc(inputfiles, sizeof(fileinfo_t *) * (ninputfiles + 1));
	inputfiles[ninputfiles] = lw_alloc(sizeof(fileinfo_t));
	memset(inputfiles[ninputfiles], 0, sizeof(fileinfo_t));
	inputfiles[ninputfiles] -> islib = 1;
	inputfiles[ninputfiles] -> forced = 0;
	inputfiles[ninputfiles++] -> filename = lw_strdup(libname);	
}

void add_library_search(char *libdir)
{
	libdirs = lw_realloc(libdirs, sizeof(char*) * (nlibdirs + 1));
	libdirs[nlibdirs] = lw_strdup(libdir);
	nlibdirs++;
}

void add_section_base(char *sectspec)
{
	char *base;
	int baseaddr;
	char *t;
	int l;
	
	base = strchr(sectspec, '=');
	if (!base)
	{
		l = strlen(sectspec);
		baseaddr = 0;
	}
	else
	{
		baseaddr = strtol(base + 1, NULL, 16);
		l = base - sectspec;
		*base = '\0';
	}
	baseaddr = baseaddr & 0xffff;
	
	t = lw_alloc(l + 25);
	sprintf(t, "section %s load %04X", sectspec, baseaddr);
	if (base)
		*base = '=';
	
	scriptls = lw_realloc(scriptls, sizeof(char *) * (nscriptls + 1));
	scriptls[nscriptls++] = t;
}

char *sanitize_symbol(char *symbol)
{
	static char symbuf[2048];
	char *sym = symbol;
	char *tp = symbuf;
	
	for (; *sym; sym++)
	{
		int c1 = *sym;
		if (c1 == '\\')
		{
			*tp++ = '\\';
			*tp++ = '\\';
			continue;
		}
		if (c1 < 32 || c1 > 126)
		{
			int c;
			*tp++ = '\\';
			c = c1 >> 4;
			c += 48;
			if (c > 57)
				c += 7;
			*tp++ = c;
			c = c1 & 15;
			c += 48;
			if (c > 57)
				c += 7;
			*tp++ = c;
			continue;
		}
		*tp++ = c1;
	}
	*tp = 0;
	return symbuf;
}