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+/* Dependency generator for Makefile fragments.
+ Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
+ Contributed by Zack Weinberg, Mar 2000
+
+This program is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+ In other words, you are welcome to use, share and improve this program.
+ You are forbidden to forbid anyone else to use, share and improve
+ what you give them. Help stamp out software-hoarding! */
+
+#ifndef LIBCPP_MKDEPS_H
+#define LIBCPP_MKDEPS_H
+
+/* This is the data structure used by all the functions in mkdeps.c.
+ It's quite straightforward, but should be treated as opaque. */
+
+struct deps;
+
+/* Create a deps buffer. */
+extern struct deps *deps_init (void);
+
+/* Destroy a deps buffer. */
+extern void deps_free (struct deps *);
+
+/* Add a set of "vpath" directories. The second argument is a colon-
+ separated list of pathnames, like you would set Make's VPATH
+ variable to. If a dependency or target name begins with any of
+ these pathnames (and the next path element is not "..") that
+ pathname is stripped off. */
+extern void deps_add_vpath (struct deps *, const char *);
+
+/* Add a target (appears on left side of the colon) to the deps list. Takes
+ a boolean indicating whether to quote the target for MAKE. */
+extern void deps_add_target (struct deps *, const char *, int);
+
+/* Sets the default target if none has been given already. An empty
+ string as the default target is interpreted as stdin. */
+extern void deps_add_default_target (struct deps *, const char *);
+
+/* Add a dependency (appears on the right side of the colon) to the
+ deps list. Dependencies will be printed in the order that they
+ were entered with this function. By convention, the first
+ dependency entered should be the primary source file. */
+extern void deps_add_dep (struct deps *, const char *);
+
+/* Write out a deps buffer to a specified file. The third argument
+ is the number of columns to word-wrap at (0 means don't wrap). */
+extern void deps_write (const struct deps *, FILE *, unsigned int);
+
+/* Write out a deps buffer to a file, in a form that can be read back
+ with deps_restore. Returns nonzero on error, in which case the
+ error number will be in errno. */
+extern int deps_save (struct deps *, FILE *);
+
+/* Read back dependency information written with deps_save into
+ the deps buffer. The third argument may be NULL, in which case
+ the dependency information is just skipped, or it may be a filename,
+ in which case that filename is skipped. */
+extern int deps_restore (struct deps *, FILE *, const char *);
+
+/* For each dependency *except the first*, emit a dummy rule for that
+ file, causing it to depend on nothing. This is used to work around
+ the intermediate-file deletion misfeature in Make, in some
+ automatic dependency schemes. */
+extern void deps_phony_targets (const struct deps *, FILE *);
+
+#endif /* ! LIBCPP_MKDEPS_H */