132 lines
3.1 KiB
C
132 lines
3.1 KiB
C
/* $Id$ */
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/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
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/* This file is part of DeforaOS Devel asm */
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/* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <System.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include "Asm/asm.h"
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#include "../config.h"
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/* as */
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/* private */
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/* constants */
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# define ASM_FILENAME_DEFAULT "a.out"
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/* functions */
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/* asm */
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static int _asm(AsmPrefs * prefs, char const * arch, char const * format,
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char const * infile, char const * outfile)
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{
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int ret = 0;
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Asm * a;
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if((a = asm_new(arch, format)) == NULL)
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return error_print(PACKAGE);
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if(asm_assemble(a, prefs, infile, outfile) != 0)
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ret = error_print(PACKAGE);
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asm_delete(a);
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return ret;
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}
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/* usage */
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static unsigned int _usage(void)
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{
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fputs("Usage: asm [-D name][-a arch][-f format][-o file] file\n"
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" asm -l\n"
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" -D Set a variable in the pre-processor\n"
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" -a Target architecture\n"
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" -f Target file format\n"
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" -o Filename to use for output (default: " ASM_FILENAME_DEFAULT ")\n"
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" -l List available architectures and formats\n", stderr);
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return 1;
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}
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/* public */
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/* main */
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static int _main_add_define(AsmPrefs * prefs, char * define);
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int main(int argc, char * argv[])
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{
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int ret;
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AsmPrefs prefs;
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int o;
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char * outfile = ASM_FILENAME_DEFAULT;
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char const * arch = NULL;
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char const * format = NULL;
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memset(&prefs, 0, sizeof(prefs));
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while((o = getopt(argc, argv, "a:D:f:o:l")) != -1)
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switch(o)
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{
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case 'a':
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arch = optarg;
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break;
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case 'D':
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if(_main_add_define(&prefs, optarg) != 0)
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return 2;
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break;
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case 'f':
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format = optarg;
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break;
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case 'o':
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outfile = optarg;
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break;
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case 'l':
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o = 0;
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if(asm_plugin_list(APT_ARCH) != 0)
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o = error_print(PACKAGE);
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else
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putchar('\n');
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if(asm_plugin_list(APT_FORMAT) != 0)
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o = error_print(PACKAGE);
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return (o == 0) ? 0 : 2;
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default:
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return _usage();
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}
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if(optind + 1 != argc)
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return _usage();
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ret = _asm(&prefs, arch, format, argv[optind], outfile);
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free(prefs.defines);
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return (ret == 0) ? 0 : 2;
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}
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static int _main_add_define(AsmPrefs * prefs, char * define)
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{
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char ** p;
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char * value;
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#ifdef DEBUG
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fprintf(stderr, "DEBUG: %s(\"%s\")\n", __func__, define);
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#endif
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if(strlen(define) == 0)
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return -_usage();
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value = strtok(define, "=");
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if((p = realloc(prefs->defines, sizeof(*p) * (prefs->defines_cnt + 1)))
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== NULL)
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return -error_set_print(PACKAGE, 1, "%s", strerror(errno));
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prefs->defines = p;
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prefs->defines[prefs->defines_cnt++] = define;
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return 0;
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}
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