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Diffstat (limited to 'usr.bin/make/targ.c')
-rw-r--r-- | usr.bin/make/targ.c | 472 |
1 files changed, 0 insertions, 472 deletions
diff --git a/usr.bin/make/targ.c b/usr.bin/make/targ.c deleted file mode 100644 index 75ced89..0000000 --- a/usr.bin/make/targ.c +++ /dev/null @@ -1,472 +0,0 @@ -/*- - * 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. - * - * @(#)targ.c 8.2 (Berkeley) 3/19/94 - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -/* - * Functions for maintaining the Lst allTargets. Target nodes are - * kept in two structures: a Lst, maintained by the list library, and a - * hash table, maintained by the hash library. - * - * Interface: - * Targ_Init Initialization procedure. - * - * Targ_NewGN Create a new GNode for the passed target (string). - * The node is *not* placed in the hash table, though all - * its fields are initialized. - * - * Targ_FindNode Find the node for a given target, creating and storing - * it if it doesn't exist and the flags are right - * (TARG_CREATE) - * - * Targ_FindList Given a list of names, find nodes for all of them. If a - * name doesn't exist and the TARG_NOCREATE flag was given, - * an error message is printed. Else, if a name doesn't - * exist, its node is created. - * - * Targ_Ignore Return TRUE if errors should be ignored when creating - * the given target. - * - * Targ_Silent Return TRUE if we should be silent when creating the - * given target. - * - * Targ_Precious Return TRUE if the target is precious and should not - * be removed if we are interrupted. - * - * Debugging: - * Targ_PrintGraph Print out the entire graphm all variables and statistics - * for the directory cache. Should print something for - * suffixes, too, but... - */ - -#include <stdio.h> - -#include "dir.h" -#include "globals.h" -#include "GNode.h" -#include "hash.h" -#include "suff.h" -#include "targ.h" -#include "util.h" -#include "var.h" - -/* the list of all targets found so far */ -static Lst allTargets = Lst_Initializer(allTargets); - -static Hash_Table targets; /* a hash table of same */ - -#define HTSIZE 191 /* initial size of hash table */ - -/** - * Targ_Init - * Initialize this module - * - * Side Effects: - * The allTargets list and the targets hash table are initialized - */ -void -Targ_Init(void) -{ - - Hash_InitTable(&targets, HTSIZE); -} - -/** - * Targ_NewGN - * Create and initialize a new graph node - * - * Results: - * An initialized graph node with the name field filled with a copy - * of the passed name - * - * Side Effects: - * The gnode is added to the list of all gnodes. - */ -GNode * -Targ_NewGN(const char *name) -{ - GNode *gn; - - gn = emalloc(sizeof(GNode)); - gn->name = estrdup(name); - gn->path = NULL; - if (name[0] == '-' && name[1] == 'l') { - gn->type = OP_LIB; - } else { - gn->type = 0; - } - gn->unmade = 0; - gn->make = FALSE; - gn->made = UNMADE; - gn->childMade = FALSE; - gn->order = 0; - gn->mtime = gn->cmtime = 0; - gn->cmtime_gn = NULL; - Lst_Init(&gn->iParents); - Lst_Init(&gn->cohorts); - Lst_Init(&gn->parents); - Lst_Init(&gn->children); - Lst_Init(&gn->successors); - Lst_Init(&gn->preds); - Lst_Init(&gn->context); - Lst_Init(&gn->commands); - gn->suffix = NULL; - - return (gn); -} - -/** - * Targ_FindNode - * Find a node in the list using the given name for matching - * - * Results: - * The node in the list if it was. If it wasn't, return NULL of - * flags was TARG_NOCREATE or the newly created and initialized node - * if it was TARG_CREATE - * - * Side Effects: - * Sometimes a node is created and added to the list - */ -GNode * -Targ_FindNode(const char *name, int flags) -{ - GNode *gn; /* node in that element */ - Hash_Entry *he; /* New or used hash entry for node */ - Boolean isNew; /* Set TRUE if Hash_CreateEntry had to create */ - /* an entry for the node */ - - if (flags & TARG_CREATE) { - he = Hash_CreateEntry(&targets, name, &isNew); - if (isNew) { - gn = Targ_NewGN(name); - Hash_SetValue(he, gn); - Lst_AtEnd(&allTargets, gn); - } - } else { - he = Hash_FindEntry(&targets, name); - } - - if (he == NULL) { - return (NULL); - } else { - return (Hash_GetValue(he)); - } -} - -/** - * Targ_FindList - * Make a complete list of GNodes from the given list of names - * - * Results: - * A complete list of graph nodes corresponding to all instances of all - * the names in names. - * - * Side Effects: - * If flags is TARG_CREATE, nodes will be created for all names in - * names which do not yet have graph nodes. If flags is TARG_NOCREATE, - * an error message will be printed for each name which can't be found. - */ -void -Targ_FindList(Lst *nodes, Lst *names, int flags) -{ - LstNode *ln; /* name list element */ - GNode *gn; /* node in tLn */ - char *name; - - for (ln = Lst_First(names); ln != NULL; ln = Lst_Succ(ln)) { - name = Lst_Datum(ln); - gn = Targ_FindNode(name, flags); - if (gn != NULL) { - /* - * Note: Lst_AtEnd must come before the Lst_Concat so - * the nodes are added to the list in the order in which - * they were encountered in the makefile. - */ - Lst_AtEnd(nodes, gn); - if (gn->type & OP_DOUBLEDEP) { - Lst_Concat(nodes, &gn->cohorts, LST_CONCNEW); - } - - } else if (flags == TARG_NOCREATE) { - Error("\"%s\" -- target unknown.", name); - } - } -} - -/** - * Targ_Ignore - * Return true if should ignore errors when creating gn - * - * Results: - * TRUE if should ignore errors - */ -Boolean -Targ_Ignore(GNode *gn) -{ - - if (ignoreErrors || (gn->type & OP_IGNORE)) { - return (TRUE); - } else { - return (FALSE); - } -} - -/** - * Targ_Silent - * Return true if be silent when creating gn - * - * Results: - * TRUE if should be silent - */ -Boolean -Targ_Silent(GNode *gn) -{ - - if (beSilent || (gn->type & OP_SILENT)) { - return (TRUE); - } else { - return (FALSE); - } -} - -/** - * Targ_Precious - * See if the given target is precious - * - * Results: - * TRUE if it is precious. FALSE otherwise - */ -Boolean -Targ_Precious(GNode *gn) -{ - - if (allPrecious || (gn->type & (OP_PRECIOUS | OP_DOUBLEDEP))) { - return (TRUE); - } else { - return (FALSE); - } -} - -static GNode *mainTarg; /* the main target, as set by Targ_SetMain */ - -/** - * Targ_SetMain - * Set our idea of the main target we'll be creating. Used for - * debugging output. - * - * Side Effects: - * "mainTarg" is set to the main target's node. - */ -void -Targ_SetMain(GNode *gn) -{ - - mainTarg = gn; -} - -/** - * Targ_FmtTime - * Format a modification time in some reasonable way and return it. - * - * Results: - * The time reformatted. - * - * Side Effects: - * The time is placed in a static area, so it is overwritten - * with each call. - */ -char * -Targ_FmtTime(time_t modtime) -{ - struct tm *parts; - static char buf[128]; - - parts = localtime(&modtime); - - strftime(buf, sizeof(buf), "%H:%M:%S %b %d, %Y", parts); - buf[sizeof(buf) - 1] = '\0'; - return (buf); -} - -/** - * Targ_PrintType - * Print out a type field giving only those attributes the user can - * set. - */ -void -Targ_PrintType(int type) -{ - static const struct flag2str type2str[] = { - { OP_OPTIONAL, ".OPTIONAL" }, - { OP_USE, ".USE" }, - { OP_EXEC, ".EXEC" }, - { OP_IGNORE, ".IGNORE" }, - { OP_PRECIOUS, ".PRECIOUS" }, - { OP_SILENT, ".SILENT" }, - { OP_MAKE, ".MAKE" }, - { OP_JOIN, ".JOIN" }, - { OP_INVISIBLE, ".INVISIBLE" }, - { OP_NOTMAIN, ".NOTMAIN" }, - { OP_PHONY, ".PHONY" }, - { OP_LIB, ".LIB" }, - { OP_MEMBER, ".MEMBER" }, - { OP_ARCHV, ".ARCHV" }, - { 0, NULL } - }; - - type &= ~OP_OPMASK; - if (!DEBUG(TARG)) - type &= ~(OP_ARCHV | OP_LIB | OP_MEMBER); - print_flags(stdout, type2str, type, 0); -} - -/** - * TargPrintNode - * print the contents of a node - */ -static int -TargPrintNode(const GNode *gn, int pass) -{ - const LstNode *tln; - - if (!OP_NOP(gn->type)) { - printf("#\n"); - if (gn == mainTarg) { - printf("# *** MAIN TARGET ***\n"); - } - if (pass == 2) { - if (gn->unmade) { - printf("# %d unmade children\n", gn->unmade); - } else { - printf("# No unmade children\n"); - } - if (!(gn->type & (OP_JOIN | OP_USE | OP_EXEC))) { - if (gn->mtime != 0) { - printf("# last modified %s: %s\n", - Targ_FmtTime(gn->mtime), - gn->made == UNMADE ? "unmade" : - gn->made == MADE ? "made" : - gn->made == UPTODATE ? "up-to-date": - "error when made"); - } else if (gn->made != UNMADE) { - printf("# non-existent (maybe): %s\n", - gn->made == MADE ? "made" : - gn->made == UPTODATE ? "up-to-date": - gn->made == ERROR?"error when made": - "aborted"); - } else { - printf("# unmade\n"); - } - } - if (!Lst_IsEmpty(&gn->iParents)) { - printf("# implicit parents: "); - LST_FOREACH(tln, &gn->iParents) - printf("%s ", ((const GNode *) - Lst_Datum(tln))->name); - printf("\n"); - } - } - if (!Lst_IsEmpty(&gn->parents)) { - printf("# parents: "); - LST_FOREACH(tln, &gn->parents) - printf("%s ", ((const GNode *) - Lst_Datum(tln))->name); - printf("\n"); - } - - printf("%-16s", gn->name); - switch (gn->type & OP_OPMASK) { - case OP_DEPENDS: - printf(": "); - break; - case OP_FORCE: - printf("! "); - break; - case OP_DOUBLEDEP: - printf(":: "); - break; - default: - break; - } - Targ_PrintType(gn->type); - LST_FOREACH(tln, &gn->children) - printf("%s ", ((const GNode *)Lst_Datum(tln))->name); - printf("\n"); - LST_FOREACH(tln, &gn->commands) - printf("\t%s\n", (const char *)Lst_Datum(tln)); - printf("\n\n"); - if (gn->type & OP_DOUBLEDEP) { - LST_FOREACH(tln, &gn->cohorts) - TargPrintNode((const GNode *)Lst_Datum(tln), - pass); - } - } - return (0); -} - -/** - * Targ_PrintGraph - * Print the entire graph. - */ -void -Targ_PrintGraph(int pass) -{ - const GNode *gn; - const LstNode *tln; - - printf("#*** Input graph:\n"); - LST_FOREACH(tln, &allTargets) - TargPrintNode((const GNode *)Lst_Datum(tln), pass); - printf("\n\n"); - - printf("#\n# Files that are only sources:\n"); - LST_FOREACH(tln, &allTargets) { - gn = Lst_Datum(tln); - if (OP_NOP(gn->type)) - printf("#\t%s [%s]\n", gn->name, - gn->path ? gn->path : gn->name); - } - Var_Dump(); - printf("\n"); - Dir_PrintDirectories(); - printf("\n"); - Suff_PrintAll(); -} |