85 lines
1.7 KiB
C
85 lines
1.7 KiB
C
/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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/* $Header$ */
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/* MAIN PROGRAM */
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#include <alloc.h>
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#include <system.h>
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#include "arith.h"
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#include "file_info.h"
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#include "idfsize.h"
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extern char *symbol2str();
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extern char *getwdir();
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extern int err_occurred;
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int idfsize = IDFSIZE;
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arith ifval;
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char *prog_name;
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extern char **inctable;
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extern int inc_max, inc_total;
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main(argc, argv)
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char *argv[];
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{
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/* parse and interpret the command line options */
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prog_name = argv[0];
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init_idf();
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inctable = (char **) Malloc(10 * sizeof(char *));
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inc_max = 10;
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inc_total = 3;
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inctable[0] = ".";
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inctable[1] = "/usr/include";
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init_pp(); /* initialise the preprocessor macros */
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/* Note: source file "-" indicates that the source is supplied
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as standard input. This is only allowed if INP_READ_IN_ONE is
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not defined!
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*/
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while (argc > 1 && *argv[1] == '-' && argv[1][1] != '\0') {
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char *par = &argv[1][1];
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if (*par == '-')
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par++;
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do_option(par);
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argc--, argv++;
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}
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compile(argc - 1, &argv[1]);
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sys_stop(err_occurred ? S_EXIT : S_END);
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/*NOTREACHED*/
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}
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compile(argc, argv)
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char *argv[];
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{
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register char *source = 0;
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char *dummy;
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switch (argc) {
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case 1:
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source = argv[0];
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FileName = source;
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break;
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case 0:
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FileName = "";
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WorkingDir = 0;
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break;
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default:
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FileName = argv[0];
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fatal("use: %s [options] [source]", prog_name);
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break;
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}
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if (!InsertFile(source, (char **) 0, &dummy)) /* read the source file */
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fatal("%s: no source file %s\n", prog_name,
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source ? source : "stdin");
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if (source) WorkingDir = getwdir(dummy);
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preprocess(source);
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}
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