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1 /* genmddeps.c - creates a makefile dependency fragment for the md file.
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2 Copyright (C) 2004, 2007 Free Software Foundation, Inc.
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3
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4 This program is free software; you can redistribute it and/or modify it
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5 under the terms of the GNU General Public License as published by the
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6 Free Software Foundation; either version 3, or (at your option) any
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7 later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program; see the file COPYING3. If not see
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16 <http://www.gnu.org/licenses/>. */
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17
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18 #include "bconfig.h"
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19 #include "system.h"
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20 #include "coretypes.h"
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21 #include "tm.h"
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22 #include "rtl.h"
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23 #include "gensupport.h"
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24 #include "errors.h"
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25
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26
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27 struct filedep
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28 {
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29 struct filedep *next;
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30 const char *pathname;
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31 };
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32
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33 static struct filedep *deps, **last = &deps;
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34
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35 static void
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36 add_filedep (const char *pathname)
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37 {
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38 struct filedep *n = XNEW (struct filedep);
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39 n->pathname = pathname;
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40 *last = n;
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41 last = &n->next;
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42 }
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43
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44 int
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45 main (int argc, char **argv)
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46 {
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47 struct filedep *d;
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48
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49 progname = "genmddeps";
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50 include_callback = add_filedep;
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51
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52 if (init_md_reader_args (argc, argv) != SUCCESS_EXIT_CODE)
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53 return (FATAL_EXIT_CODE);
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54
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55 *last = NULL;
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56
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57 /* Output a variable containing all of the include files. */
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58 fputs ("MD_INCLUDES =", stdout);
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59 for (d = deps; d ; d = d->next)
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60 printf (" \\\n\t%s", d->pathname);
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61 putchar ('\n');
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62
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63 /* Output make targets for these includes with empty actions. This
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64 will guard against make errors when includes are removed. */
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65 for (d = deps; d ; d = d->next)
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66 printf ("\n%s:\n", d->pathname);
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67
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68 fflush (stdout);
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69 return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
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70 }
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