diff options
Diffstat (limited to 'usr.bin/make/GNode.h')
| -rw-r--r-- | usr.bin/make/GNode.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/usr.bin/make/GNode.h b/usr.bin/make/GNode.h new file mode 100644 index 0000000000000..b41d1ea0e9f3a --- /dev/null +++ b/usr.bin/make/GNode.h @@ -0,0 +1,162 @@ +/*- + * Copyright (c) 1988, 1989, 1990, 1993 + * The Regents of the University of California. All rights reserved. + * Copyright (c) 1989 by Berkeley Softworks + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Adam de Boor. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef GNode_h_39503bf2 +#define GNode_h_39503bf2 + +#include "sprite.h" +#include "lst.h" + +struct _Suff; + +/* + * The structure for an individual graph node. Each node has several + * pieces of data associated with it. + */ +typedef struct GNode { + char *name; /* The target's name */ + char *path; /* The full pathname of the target file */ + + /* + * The type of operator used to define the sources (qv. parse.c) + * See OP_ flags in make.h + */ + int type; + + int order; /* Its wait weight */ + + Boolean make; /* TRUE if this target needs to be remade */ + + /* Set to reflect the state of processing on this node */ + enum { + UNMADE, /* Not examined yet */ + + /* + * Target is already being made. Indicates a cycle in the graph. + * (compat mode only) + */ + BEINGMADE, + + MADE, /* Was out-of-date and has been made */ + UPTODATE, /* Was already up-to-date */ + + /* + * An error occured while it was being + * made (used only in compat mode) + */ + ERROR, + + /* + * The target was aborted due to an + * error making an inferior (compat). + */ + ABORTED, + + /* + * Marked as potentially being part of a graph cycle. If we + * come back to a node marked this way, it is printed and + * 'made' is changed to ENDCYCLE. + */ + CYCLE, + + /* + * The cycle has been completely printed. Go back and + * unmark all its members. + */ + ENDCYCLE + } made; + + /* TRUE if one of this target's children was made */ + Boolean childMade; + + int unmade; /* The number of unmade children */ + int mtime; /* Its modification time */ + int cmtime; /* Modification time of its youngest child */ + + /* + * Links to parents for which this is an implied source, if any. (nodes + * that depend on this, as gleaned from the transformation rules. + */ + Lst iParents; + + /* List of nodes of the same name created by the :: operator */ + Lst cohorts; + + /* Lst of nodes for which this is a source (that depend on this one) */ + Lst parents; + + /* List of nodes on which this depends */ + Lst children; + + /* + * List of nodes that must be made (if they're made) after this node is, + * but that do not depend on this node, in the normal sense. + */ + Lst successors; + + /* + * List of nodes that must be made (if they're made) before this node + * can be, but that do no enter into the datedness of this node. + */ + Lst preds; + + /* + * List of ``local'' variables that are specific to this target + * and this target only (qv. var.c [$@ $< $?, etc.]) + */ + Lst context; + + /* + * List of strings that are commands to be given to a shell + * to create this target. + */ + Lst commands; + + /* current command executing in compat mode */ + LstNode *compat_command; + + /* + * Suffix for the node (determined by Suff_FindDeps and opaque to + * everyone but the Suff module) + */ + struct _Suff *suffix; +} GNode; + +#endif /* GNode_h_39503bf2 */ |