Asm/src/main.c

101 lines
2.3 KiB
C

/* $Id$ */
/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Devel asm */
/* This program 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, version 3 of the License.
*
* 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/>. */
#include <System.h>
#include <unistd.h>
#include <stdio.h>
#include "Asm/asm.h"
#include "common.h"
#include "../config.h"
/* as */
/* private */
/* constants */
# define AS_FILENAME_DEFAULT "a.out"
/* functions */
/* as */
static int _as(char const * arch, char const * format, char const * infile,
char const * outfile)
{
int ret = 0;
As * as;
if((as = as_new(arch, format)) == NULL)
return error_print(PACKAGE);
if(as_parse(as, infile, outfile) != 0)
ret = error_print(PACKAGE);
as_delete(as);
return ret;
}
/* usage */
static unsigned int _usage(void)
{
fputs("Usage: as [-a arch][-f format][-o file] file\n"
" as -l\n"
" -a target architecture\n"
" -f target file format\n"
" -o filename to use for output (default: " AS_FILENAME_DEFAULT ")\n"
" -l list available architectures and formats\n", stderr);
return 1;
}
/* public */
/* main */
int main(int argc, char * argv[])
{
int o;
char * outfile = AS_FILENAME_DEFAULT;
char const * arch = NULL;
char const * format = NULL;
while((o = getopt(argc, argv, "a:f:o:l")) != -1)
{
switch(o)
{
case 'a':
arch = optarg;
break;
case 'f':
format = optarg;
break;
case 'o':
outfile = optarg;
break;
case 'l':
o = 0;
if(as_plugin_list(ASPT_ARCH) != 0)
o = error_print(PACKAGE);
else
putchar('\n');
if(as_plugin_list(ASPT_FORMAT) != 0)
o = error_print(PACKAGE);
return (o == 0) ? 0 : 2;
default:
return _usage();
}
}
if(optind + 1 != argc)
return _usage();
return (_as(arch, format, argv[optind], outfile) == 0) ? 0 : 2;
}