Mercurial > hg > truffle
diff src/share/tools/MakeDeps/MakeDeps.java @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | 0ba67bb5392c c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/tools/MakeDeps/MakeDeps.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,236 @@ +/* + * Copyright 1999-2001 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +// This program reads an include file database. +// The database should cover each self .c and .h file, +// but not files in /usr/include +// The database consists of pairs of nonblank words, where the first word is +// the filename that needs to include the file named by the second word. +// For each .c file, this program generates a fooIncludes.h file that +// the .c file may include to include all the needed files in the right order. +// It also generates a foo.dep file to include in the makefile. +// Finally it detects cycles, and can work with two files, an old and a new one. +// To incrementally write out only needed files after a small change. +// +// Based on a suggestion by Roland Conybeare, algorithm suggested by Craig +// Chambers, written by David Ungar, 3/1/89. +// Added PREFIX, {DEP/INC}_DIR, smaller dep output 10/92 -Urs + +// Add something for precompiled headers + +// To handle different platforms, I am introducing a platform file. +// The platform file contains lines like: +// os = svr4 +// +// Then, when processing the includeDB file, a token such as <os> +// gets replaced by svr4. -- dmu 3/25/97 + +// Modified to centralize Dependencies to speed up make -- dmu 5/97 + +public class MakeDeps { + + public static void usage() { + System.out.println("usage:"); + System.out.println("\tmakeDeps platform-name platform-file database-file [MakeDeps args] [platform args]"); + System.out.println("\tmakeDeps diffs platform-name old-platform-file old-database-file new-platform-file new-database-file [MakeDeps args] [platform args]"); + System.out.println("where platform-name is the name of a platform MakeDeps supports"); + System.out.println("(currently \"WinGammaPlatform\" or \"UnixPlatform\")"); + System.out.println("MakeDeps options:"); + System.out.println(" -firstFile [filename]: Specify the first file in link order (i.e.,"); + System.out.println(" to have a well-known function at the start of the output file)"); + System.out.println(" -lastFile [filename]: Specify the last file in link order (i.e.,"); + System.out.println(" to have a well-known function at the end of the output file)"); + System.err.println("WinGammaPlatform platform-specific options:"); + System.err.println(" -sourceBase <path to directory (workspace) " + + "containing source files; no trailing slash>"); + System.err.println(" -dspFileName <full pathname to which .dsp file " + + "will be written; all parent directories must " + + "already exist>"); + System.err.println(" -envVar <environment variable to be inserted " + + "into .dsp file, substituting for path given in " + + "-sourceBase. Example: HotSpotWorkSpace>"); + System.err.println(" -dllLoc <path to directory in which to put " + + "jvm.dll and jvm_g.dll; no trailing slash>"); + System.err.println(" If any of the above are specified, "+ + "they must all be."); + System.err.println(" Additional, optional arguments, which can be " + + "specified multiple times:"); + System.err.println(" -absoluteInclude <string containing absolute " + + "path to include directory>"); + System.err.println(" -relativeInclude <string containing include " + + "directory relative to -envVar>"); + System.err.println(" -define <preprocessor flag to be #defined " + + "(note: doesn't yet support " + + "#define (flag) (value))>"); + System.err.println(" -perFileLine <file> <line>"); + System.err.println(" -conditionalPerFileLine <file> <line for " + + "release build> <line for debug build>"); + System.err.println(" (NOTE: To work around a bug in nmake, where " + + "you can't have a '#' character in a quoted " + + "string, all of the lines outputted have \"#\"" + + "prepended)"); + System.err.println(" -startAt <subdir of sourceBase>"); + System.err.println(" -ignoreFile <file which won't be able to be " + + "found in the sourceBase because it's generated " + + "later>"); + System.err.println(" -additionalFile <file not in database but " + + "which should show up in .dsp file, like " + + "includeDB_core>"); + System.err.println(" -additionalGeneratedFile <environment variable of " + + "generated file's location> <relative path to " + + "directory containing file; no trailing slash> " + + "<name of file generated later in the build process>"); + System.err.println(" -prelink <build> <desc> <cmds>:"); + System.err.println(" Generate a set of prelink commands for the given BUILD"); + System.err.println(" (\"Debug\" or \"Release\"). The prelink description and commands"); + System.err.println(" are both quoted strings."); + System.err.println(" Default includes: \".\""); + System.err.println(" Default defines: WIN32, _WINDOWS, \"HOTSPOT_BUILD_USER=$(USERNAME)\""); + } + + public static void main(String[] args) { + try { + if (args.length < 3) { + usage(); + System.exit(1); + } + + int argc = 0; + boolean diffMode = false; + if (args[argc].equals("diffs")) { + diffMode = true; + ++argc; + } + + String platformName = args[argc++]; + Class platformClass = Class.forName(platformName); + + String plat1 = null; + String db1 = null; + String plat2 = null; + String db2 = null; + + String firstFile = null; + String lastFile = null; + + int numOptionalArgs = + (diffMode ? (args.length - 6) : (args.length - 3)); + if (numOptionalArgs < 0) { + usage(); + System.exit(1); + } + + plat1 = args[argc++]; + db1 = args[argc++]; + + if (diffMode) { + plat2 = args[argc++]; + db2 = args[argc++]; + } + + // argc now points at start of optional arguments, if any + + try { + boolean gotOne = true; + while (gotOne && (argc < args.length - 1)) { + gotOne = false; + String arg = args[argc]; + if (arg.equals("-firstFile")) { + firstFile = args[argc + 1]; + argc += 2; + gotOne = true; + } else if (arg.equals("-lastFile")) { + lastFile = args[argc + 1]; + argc += 2; + gotOne = true; + } + } + } + catch (Exception e) { + e.printStackTrace(); + usage(); + System.exit(1); + } + + Platform platform = (Platform) platformClass.newInstance(); + platform.setupFileTemplates(); + long t = platform.defaultGrandIncludeThreshold(); + + String[] platformArgs = null; + int numPlatformArgs = args.length - argc; + if (numPlatformArgs > 0) { + platformArgs = new String[numPlatformArgs]; + int offset = argc; + while (argc < args.length) { + platformArgs[argc - offset] = args[argc]; + ++argc; + } + } + + // If you want to change the threshold, change the default + // "grand include" threshold in Platform.java, or override + // it in the platform-specific file like UnixPlatform.java + + Database previous = new Database(platform, t); + Database current = new Database(platform, t); + + previous.canBeMissing(); + + if (firstFile != null) { + previous.setFirstFile(firstFile); + current.setFirstFile(firstFile); + } + if (lastFile != null) { + previous.setLastFile(lastFile); + current.setLastFile(lastFile); + } + + if (diffMode) { + System.out.println("Old database:"); + previous.get(plat1, db1); + previous.compute(); + System.out.println("New database:"); + current.get(plat2, db2); + current.compute(); + System.out.println("Deltas:"); + current.putDiffs(previous); + } else { + System.out.println("New database:"); + current.get(plat1, db1); + current.compute(); + current.put(); + } + + if (platformArgs != null) { + // Allow the platform to write platform-specific files + platform.writePlatformSpecificFiles(previous, current, + platformArgs); + } + } + catch (Exception e) { + e.printStackTrace(); + System.exit(1); + } + } +}