genmddeps.c revision 1.3
1/* genmddeps.c - creates a makefile dependency fragment for the md file. 2 Copyright (C) 2004-2013 Free Software Foundation, Inc. 3 4 This program is free software; you can redistribute it and/or modify it 5 under the terms of the GNU General Public License as published by the 6 Free Software Foundation; either version 3, or (at your option) any 7 later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program; see the file COPYING3. If not see 16 <http://www.gnu.org/licenses/>. */ 17 18#include "bconfig.h" 19#include "system.h" 20#include "coretypes.h" 21#include "errors.h" 22#include "read-md.h" 23 24 25struct filedep 26{ 27 struct filedep *next; 28 const char *pathname; 29}; 30 31static struct filedep *deps, **last = &deps; 32 33static void 34add_filedep (const char *pathname) 35{ 36 struct filedep *n = XNEW (struct filedep); 37 n->pathname = pathname; 38 *last = n; 39 last = &n->next; 40} 41 42int 43main (int argc, char **argv) 44{ 45 struct filedep *d; 46 47 progname = "genmddeps"; 48 include_callback = add_filedep; 49 50 if (!read_md_files (argc, argv, NULL, NULL)) 51 return FATAL_EXIT_CODE; 52 53 *last = NULL; 54 55 /* Output a variable containing all of the include files. */ 56 fputs ("MD_INCLUDES =", stdout); 57 for (d = deps; d ; d = d->next) 58 printf (" \\\n\t%s", d->pathname); 59 putchar ('\n'); 60 61 /* Output make targets for these includes with empty actions. This 62 will guard against make errors when includes are removed. */ 63 for (d = deps; d ; d = d->next) 64 printf ("\n%s:\n", d->pathname); 65 66 fflush (stdout); 67 return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE); 68} 69