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Diffstat (limited to 'src/share/tools/MakeDeps/Database.java')
-rw-r--r--src/share/tools/MakeDeps/Database.java552
1 files changed, 0 insertions, 552 deletions
diff --git a/src/share/tools/MakeDeps/Database.java b/src/share/tools/MakeDeps/Database.java
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index 2a19c29f0..000000000
--- a/src/share/tools/MakeDeps/Database.java
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@@ -1,552 +0,0 @@
-/*
- * Copyright (c) 1999, 2009, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code 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
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-import java.io.*;
-import java.util.*;
-
-public class Database {
- private MacroDefinitions macros;
- // allFiles is kept in lexicographically sorted order. See get().
- private FileList allFiles;
- // files that have implicit dependency on platform files
- // e.g. os.hpp: os_<os_family>.hpp os_<os_arch>.hpp but only
- // recorded if the platform file was seen.
- private FileList platformFiles;
- private FileList outerFiles;
- private FileList indivIncludes;
- private FileList grandInclude; // the results for the grand include file
- private HashMap<String,String> platformDepFiles;
- private long threshold;
- private int nOuterFiles;
- private boolean missingOk;
- private Platform plat;
- /** These allow you to specify files not in the include database
- which are prepended and appended to the file list, allowing
- you to have well-known functions at the start and end of the
- text segment (allows us to find out in a portable fashion
- whether the current PC is in VM code or not upon a crash) */
- private String firstFile;
- private String lastFile;
-
- public Database(Platform plat, long t) {
- this.plat = plat;
- macros = new MacroDefinitions();
- allFiles = new FileList("allFiles", plat);
- platformFiles = new FileList("platformFiles", plat);
- outerFiles = new FileList("outerFiles", plat);
- indivIncludes = new FileList("IndivIncludes", plat);
- grandInclude = new FileList(plat.getGIFileTemplate().nameOfList(), plat);
- platformDepFiles = new HashMap<String,String>();
-
- threshold = t;
- nOuterFiles = 0;
- missingOk = false;
- firstFile = null;
- lastFile = null;
- };
-
- public FileList getAllFiles() {
- return allFiles;
- }
-
- public Iterator getMacros() {
- return macros.getMacros();
- }
-
- public void canBeMissing() {
- missingOk = true;
- }
-
- public boolean hfileIsInGrandInclude(FileList hfile, FileList cfile) {
- return ((hfile.getCount() >= threshold) && (cfile.getUseGrandInclude()));
- }
-
- /** These allow you to specify files not in the include database
- which are prepended and appended to the file list, allowing
- you to have well-known functions at the start and end of the
- text segment (allows us to find out in a portable fashion
- whether the current PC is in VM code or not upon a crash) */
- public void setFirstFile(String fileName) {
- firstFile = fileName;
- }
-
- public void setLastFile(String fileName) {
- lastFile = fileName;
- }
-
- public void get(String platFileName, String dbFileName)
- throws FileFormatException, IOException, FileNotFoundException {
- macros.readFrom(platFileName, missingOk);
-
- BufferedReader reader = null;
- try {
- reader = new BufferedReader(new FileReader(dbFileName));
- } catch (FileNotFoundException e) {
- if (missingOk) {
- return;
- } else {
- throw(e);
- }
- }
- System.out.println("\treading database: " + dbFileName);
- String line;
- int lineNo = 0;
- do {
- line = reader.readLine();
- lineNo++;
- if (line != null) {
- StreamTokenizer tokenizer =
- new StreamTokenizer(new StringReader(line));
- tokenizer.slashSlashComments(true);
- tokenizer.wordChars('_', '_');
- tokenizer.wordChars('<', '>');
- // NOTE: if we didn't have to do this line by line,
- // we could trivially recognize C-style comments as
- // well.
- // tokenizer.slashStarComments(true);
- int numTok = 0;
- int res;
- String unexpandedIncluder = null;
- String unexpandedIncludee = null;
- do {
- res = tokenizer.nextToken();
- if (res != StreamTokenizer.TT_EOF) {
- if (numTok == 0) {
- unexpandedIncluder = tokenizer.sval;
- } else if (numTok == 1) {
- unexpandedIncludee = tokenizer.sval;
- } else {
- throw new FileFormatException(
- "invalid line: \"" + line +
- "\". Error position: line " + lineNo
- );
- }
- numTok++;
- }
- } while (res != StreamTokenizer.TT_EOF);
-
- if ((numTok != 0) && (numTok != 2)) {
- throw new FileFormatException(
- "invalid line: \"" + line +
- "\". Error position: line " + lineNo
- );
- }
-
- if (numTok == 2) {
- // Non-empty line
- String includer = macros.expand(unexpandedIncluder);
- String includee = macros.expand(unexpandedIncludee);
-
- if (includee.equals(plat.generatePlatformDependentInclude())) {
- MacroDefinitions localExpander = macros.copy();
- MacroDefinitions localExpander2 = macros.copy();
- localExpander.setAllMacroBodiesTo("pd");
- localExpander2.setAllMacroBodiesTo("");
-
- // unexpanded_includer e.g. thread_<os_arch>.hpp
- // thread_solaris_i486.hpp -> _thread_pd.hpp.incl
-
- FileName pdName =
- plat.getInclFileTemplate().copyStem(
- localExpander.expand(unexpandedIncluder)
- );
-
- // derive generic name from platform specific name
- // e.g. os_<arch_os>.hpp => os.hpp. We enforce the
- // restriction (imperfectly) noted in includeDB_core
- // that platform specific files will have an underscore
- // preceding the macro invocation.
-
- // First expand macro as null string.
-
- String newIncluder_temp =
- localExpander2.expand(unexpandedIncluder);
-
- // Now find "_." and remove the underscore.
-
- String newIncluder = "";
-
- int len = newIncluder_temp.length();
- int count = 0;
-
- for ( int i = 0; i < len - 1 ; i++ ) {
- if (newIncluder_temp.charAt(i) == '_' && newIncluder_temp.charAt(i+1) == '.') {
- count++;
- } else {
- newIncluder += newIncluder_temp.charAt(i);
- }
- }
- newIncluder += newIncluder_temp.charAt(len-1);
-
- if (count != 1) {
- throw new FileFormatException(
- "Unexpected filename format for platform dependent file.\nline: \"" + line +
- "\".\nError position: line " + lineNo
- );
- }
-
- FileList p = allFiles.listForFile(includer);
- p.setPlatformDependentInclude(pdName.dirPreStemSuff());
-
- // Record the implicit include of this file so that the
- // dependencies for precompiled headers can mention it.
- platformDepFiles.put(newIncluder, includer);
-
- // Add an implicit dependency on platform
- // specific file for the generic file
-
- p = platformFiles.listForFile(newIncluder);
-
- // if this list is empty then this is 1st
- // occurance of a platform dependent file and
- // we need a new version of the include file.
- // Otherwise we just append to the current
- // file.
-
- PrintWriter pdFile =
- new PrintWriter(
- new FileWriter(pdName.dirPreStemSuff(),
- !p.isEmpty())
- );
- pdFile.println("# include \"" + includer + "\"");
- pdFile.close();
-
- // Add the platform specific file to the list
- // for this generic file.
-
- FileList q = allFiles.listForFile(includer);
- p.addIfAbsent(q);
- } else {
- FileList p = allFiles.listForFile(includer);
- if (isOuterFile(includer))
- outerFiles.addIfAbsent(p);
-
- if (includee.equals(plat.noGrandInclude())) {
- p.setUseGrandInclude(false);
- } else {
- FileList q = allFiles.listForFile(includee);
- p.addIfAbsent(q);
- }
- }
- }
- }
- } while (line != null);
- reader.close();
-
- // Keep allFiles in well-known order so we can easily determine
- // whether the known files are the same
- allFiles.sortByName();
-
- // Add first and last files differently to prevent a mistake
- // in ordering in the include databases from breaking the
- // error reporting in the VM.
- if (firstFile != null) {
- FileList p = allFiles.listForFile(firstFile);
- allFiles.setFirstFile(p);
- outerFiles.setFirstFile(p);
- }
-
- if (lastFile != null) {
- FileList p = allFiles.listForFile(lastFile);
- allFiles.setLastFile(p);
- outerFiles.setLastFile(p);
- }
- }
-
- public void compute() {
- System.out.println("\tcomputing closures\n");
- // build both indiv and grand results
- for (Iterator iter = outerFiles.iterator(); iter.hasNext(); ) {
- indivIncludes.add(((FileList) iter.next()).doCFile());
- ++nOuterFiles;
- }
-
- if (!plat.haveGrandInclude())
- return; // nothing in grand include
-
- // count how many times each include is included & add em to grand
- for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) {
- FileList indivInclude = (FileList) iter.next();
- if (!indivInclude.getUseGrandInclude()) {
- continue; // do not bump count if my files cannot be
- // in grand include
- }
- indivInclude.doFiles(grandInclude); // put em on
- // grand_include list
- for (Iterator incListIter = indivInclude.iterator();
- incListIter.hasNext(); ) {
- ((FileList) incListIter.next()).incrementCount();
- }
- }
- }
-
- // Not sure this is necessary in Java
- public void verify() {
- for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) {
- if (iter.next() == null) {
- plat.abort();
- }
- }
- }
-
- public void put() throws IOException {
- writeIndividualIncludes();
-
- if (plat.haveGrandInclude())
- writeGrandInclude();
-
- writeGrandUnixMakefile();
- }
-
- private void writeIndividualIncludes() throws IOException {
- System.out.println("\twriting individual include files\n");
-
- for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) {
- FileList list = (FileList) iter.next();
- System.out.println("\tcreating " + list.getName());
- list.putInclFile(this);
- }
- }
-
- private void writeGrandInclude() throws IOException {
- System.out.println("\twriting grand include file\n");
- PrintWriter inclFile =
- new PrintWriter(new FileWriter(plat.getGIFileTemplate().dirPreStemSuff()));
- plat.writeGIPragma(inclFile);
- for (Iterator iter = grandInclude.iterator(); iter.hasNext(); ) {
- FileList list = (FileList) iter.next();
- if (list.getCount() >= threshold) {
- inclFile.println("# include \"" +
- plat.getGIFileTemplate().getInvDir() +
- list.getName() +
- "\"");
- }
- }
- inclFile.println();
- inclFile.close();
- }
-
- private void writeGrandUnixMakefile() throws IOException {
- if (!plat.writeDeps())
- return;
-
- System.out.println("\twriting dependencies file\n");
- PrintWriter gd =
- new PrintWriter(new FileWriter(
- plat.getGDFileTemplate().dirPreStemSuff())
- );
- gd.println("# generated by makeDeps");
- gd.println();
-
-
- // HACK ALERT. The compilation of ad_<arch> files is very slow.
- // We want to start compiling them as early as possible. The compilation
- // order on unix is dependent on the order we emit files here.
- // By sorting the output before emitting it, we expect
- // that ad_<arch> will be compiled early.
- boolean shouldSortObjFiles = true;
-
- if (shouldSortObjFiles) {
- ArrayList sortList = new ArrayList();
-
- // We need to preserve the ordering of the first and last items
- // in outerFiles.
- int size = outerFiles.size() - 1;
- String firstName = removeSuffixFrom(((FileList)outerFiles.get(0)).getName());
- String lastName = removeSuffixFrom(((FileList)outerFiles.get(size)).getName());
-
- for (int i=1; i<size; i++) {
- FileList anOuterFile = (FileList)outerFiles.get(i);
- String stemName = removeSuffixFrom(anOuterFile.getName());
- sortList.add(stemName);
- }
- Collections.sort(sortList);
-
- // write Obj_Files = ...
- gd.println("Obj_Files = \\");
- gd.println(firstName + plat.objFileSuffix() + " \\");
- for (Iterator iter = sortList.iterator(); iter.hasNext(); ) {
- gd.println(iter.next() + plat.objFileSuffix() + " \\");
- }
- gd.println(lastName + plat.objFileSuffix() + " \\");
- gd.println();
- gd.println();
- } else {
- // write Obj_Files = ...
- gd.println("Obj_Files = \\");
- for (Iterator iter = outerFiles.iterator(); iter.hasNext(); ) {
- FileList anOuterFile = (FileList) iter.next();
-
- String stemName = removeSuffixFrom(anOuterFile.getName());
- gd.println(stemName + plat.objFileSuffix() + " \\");
- }
- gd.println();
- gd.println();
- }
-
- // write Precompiled_Files = ...
- gd.println("Precompiled_Files = \\");
- for (Iterator iter = grandInclude.iterator(); iter.hasNext(); ) {
- FileList list = (FileList) iter.next();
- if (list.getCount() >= threshold) {
- gd.println(list.getName() + " \\");
- String platformDep = platformDepFiles.get(list.getName());
- if (platformDep != null) {
- // make sure changes to the platform dependent file will
- // cause regeneration of the pch file.
- gd.println(platformDep + " \\");
- }
- }
- }
- gd.println();
- gd.println();
-
- gd.println("DTraced_Files = \\");
- for (Iterator iter = outerFiles.iterator(); iter.hasNext(); ) {
- FileList anOuterFile = (FileList) iter.next();
-
- if (anOuterFile.hasListForFile("dtrace.hpp")) {
- String stemName = removeSuffixFrom(anOuterFile.getName());
- gd.println(stemName + plat.objFileSuffix() + " \\");
- }
- }
- gd.println();
- gd.println();
-
- {
- // write each dependency
-
- for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) {
-
- FileList anII = (FileList) iter.next();
-
- String stemName = removeSuffixFrom(anII.getName());
- String inclFileName =
- plat.getInclFileTemplate().copyStem(anII.getName()).
- preStemSuff();
-
- gd.println(stemName + plat.objFileSuffix() + " " +
- stemName + plat.asmFileSuffix() + ": \\");
-
- printDependentOn(gd, anII.getName());
- // this gets the include file that includes all that
- // this file needs (first level) since nested includes
- // are skipped to avoid cycles.
- printDependentOn(gd, inclFileName);
-
- if ( plat.haveGrandInclude() ) {
- printDependentOn(gd,
- plat.getGIFileTemplate().preStemSuff());
- }
-
- for (Iterator iiIter = anII.iterator(); iiIter.hasNext(); ) {
- FileList hfile = (FileList) iiIter.next();
- if (!hfileIsInGrandInclude(hfile, anII) ||
- plat.writeDependenciesOnHFilesFromGI()) {
- printDependentOn(gd, hfile.getName());
- }
- if (platformFiles.hasListForFile(hfile.getName())) {
- FileList p =
- platformFiles.listForFile(hfile.getName());;
- for (Iterator hiIter = p.iterator();
- hiIter.hasNext(); ) {
- FileList hi2 = (FileList) hiIter.next();
- if (!hfileIsInGrandInclude(hi2, p)) {
- printDependentOn(gd, hi2.getName());
- }
- }
- }
- }
-
- if (plat.includeGIDependencies()
- && anII.getUseGrandInclude()) {
- gd.println(" $(Precompiled_Files) \\");
- }
- gd.println();
- gd.println();
- }
- }
-
- gd.close();
- }
-
- public void putDiffs(Database previous) throws IOException {
- System.out.println("\tupdating output files\n");
-
- if (!indivIncludes.compareLists(previous.indivIncludes)
- || !grandInclude.compareLists(previous.grandInclude)) {
- System.out.println("The order of .c or .s has changed, or " +
- "the grand include file has changed.");
- put();
- return;
- }
-
- Iterator curIter = indivIncludes.iterator();
- Iterator prevIter = previous.indivIncludes.iterator();
-
- try {
- while (curIter.hasNext()) {
- FileList newCFileList = (FileList) curIter.next();
- FileList prevCFileList = (FileList) prevIter.next();
- if (!newCFileList.compareLists(prevCFileList)) {
- System.out.println("\tupdating " + newCFileList.getName());
- newCFileList.putInclFile(this);
- }
- }
- }
- catch (Exception e) {
- throw new InternalError("assertion failure: cur and prev " +
- "database lists changed unexpectedly.");
- }
-
- writeGrandUnixMakefile();
- }
-
- private void printDependentOn(PrintWriter gd, String name) {
- gd.print(" ");
- gd.print(plat.dependentPrefix() + name);
- }
-
- private boolean isOuterFile(String s) {
- int len = s.length();
- String[] suffixes = plat.outerSuffixes();
- for (int i = 0; i < suffixes.length; i++) {
- String suffix = suffixes[i];
- int suffLen = suffix.length();
- if ((len >= suffLen) &&
- (plat.fileNameStringEquality(s.substring(len - suffLen),
- suffix))) {
- return true;
- }
- }
- return false;
- }
-
- private String removeSuffixFrom(String s) {
- int idx = s.lastIndexOf('.');
- if (idx <= 0)
- plat.abort();
- return s.substring(0, idx);
- }
-}
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