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91 lines
2.7 KiB
C
91 lines
2.7 KiB
C
/*
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* Copyright (c) 1997, 1998, 1999 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "gen_locl.h"
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#include <getarg.h>
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RCSID("$Id: main.c,v 1.10 1999/12/02 17:05:02 joda Exp $");
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extern FILE *yyin;
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int version_flag;
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int help_flag;
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struct getargs args[] = {
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{ "version", 0, arg_flag, &version_flag },
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{ "help", 0, arg_flag, &help_flag }
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};
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int num_args = sizeof(args) / sizeof(args[0]);
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static void
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usage(int code)
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{
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arg_printusage(args, num_args, NULL, "[asn1-file [name]]");
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exit(code);
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}
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int
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main(int argc, char **argv)
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{
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int ret;
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char *file;
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char *name = NULL;
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int optind = 0;
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set_progname(argv[0]);
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if(getarg(args, num_args, argc, argv, &optind))
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usage(1);
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if(help_flag)
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usage(0);
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if(version_flag) {
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print_version(NULL);
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exit(0);
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}
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if (argc == optind) {
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file = "stdin";
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name = "stdin";
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yyin = stdin;
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} else {
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file = argv[optind];
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yyin = fopen (file, "r");
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if (yyin == NULL)
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err (1, "open %s", file);
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name = argv[optind + 1];
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}
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init_generate (file, name);
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initsym ();
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ret = yyparse ();
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close_generate ();
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return ret;
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}
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