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// Copyright 2014 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.lib.rules.cpp;
import com.google.common.collect.ImmutableList;
import com.google.devtools.build.lib.util.FileType;
import java.util.List;
import java.util.regex.Pattern;
/**
* C++-related file type definitions.
*/
public final class CppFileTypes {
public static final FileType CPP_SOURCE = FileType.of(".cc", ".cpp", ".cxx", ".c++", ".C");
public static final FileType C_SOURCE = FileType.of(".c");
public static final FileType CPP_HEADER = FileType.of(".h", ".hh", ".hpp", ".hxx", ".inc");
public static final FileType CPP_TEXTUAL_INCLUDE = FileType.of(".inc");
public static final FileType PIC_PREPROCESSED_C = FileType.of(".pic.i");
public static final FileType PREPROCESSED_C = new FileType() {
final String ext = ".i";
@Override
public boolean apply(String filename) {
return filename.endsWith(ext) && !PIC_PREPROCESSED_C.matches(filename);
}
@Override
public List<String> getExtensions() {
return ImmutableList.of(ext);
}
};
public static final FileType PIC_PREPROCESSED_CPP = FileType.of(".pic.ii");
public static final FileType PREPROCESSED_CPP = new FileType() {
final String ext = ".ii";
@Override
public boolean apply(String filename) {
return filename.endsWith(ext) && !PIC_PREPROCESSED_CPP.matches(filename);
}
@Override
public List<String> getExtensions() {
return ImmutableList.of(ext);
}
};
public static final FileType ASSEMBLER_WITH_C_PREPROCESSOR = FileType.of(".S");
public static final FileType PIC_ASSEMBLER = FileType.of(".pic.s");
public static final FileType ASSEMBLER = new FileType() {
final String ext = ".s";
@Override
public boolean apply(String filename) {
return (filename.endsWith(ext) && !PIC_ASSEMBLER.matches(filename))
|| filename.endsWith(".asm");
}
@Override
public List<String> getExtensions() {
return ImmutableList.of(ext, ".asm");
}
};
public static final FileType PIC_ARCHIVE = FileType.of(".pic.a");
public static final FileType ARCHIVE = new FileType() {
final String ext = ".a";
@Override
public boolean apply(String filename) {
return filename.endsWith(ext) && !PIC_ARCHIVE.matches(filename);
}
@Override
public List<String> getExtensions() {
return ImmutableList.of(ext);
}
};
public static final FileType ALWAYS_LINK_PIC_LIBRARY = FileType.of(".pic.lo");
public static final FileType ALWAYS_LINK_LIBRARY = new FileType() {
final String ext = ".lo";
@Override
public boolean apply(String filename) {
return filename.endsWith(ext) && !ALWAYS_LINK_PIC_LIBRARY.matches(filename);
}
@Override
public List<String> getExtensions() {
return ImmutableList.of(ext);
}
};
public static final FileType PIC_OBJECT_FILE = FileType.of(".pic.o");
public static final FileType OBJECT_FILE = new FileType() {
final String ext = ".o";
@Override
public boolean apply(String filename) {
return filename.endsWith(ext) && !PIC_OBJECT_FILE.matches(filename);
}
@Override
public List<String> getExtensions() {
return ImmutableList.of(ext);
}
};
public static final FileType SHARED_LIBRARY = FileType.of(".so", ".dylib");
public static final FileType INTERFACE_SHARED_LIBRARY = FileType.of(".ifso");
public static final FileType LINKER_SCRIPT = FileType.of(".ld", ".lds", ".ldscript");
// Matches shared libraries with version names in the extension, i.e.
// libmylib.so.2 or libmylib.so.2.10.
private static final Pattern VERSIONED_SHARED_LIBRARY_PATTERN =
Pattern.compile("^.+\\.so(\\.\\d+)+$");
public static final FileType VERSIONED_SHARED_LIBRARY = new FileType() {
@Override
public boolean apply(String filename) {
// Because regex matching can be slow, we first do a quick digit check on the final
// character before risking the full-on regex match. This should eliminate the performance
// hit on practically every non-qualifying file type.
if (Character.isDigit(filename.charAt(filename.length() - 1))) {
return VERSIONED_SHARED_LIBRARY_PATTERN.matcher(filename).matches();
} else {
return false;
}
}
};
public static final FileType COVERAGE_NOTES = FileType.of(".gcno");
public static final FileType COVERAGE_DATA = FileType.of(".gcda");
public static final FileType COVERAGE_DATA_IMPORTS = FileType.of(".gcda.imports");
public static final FileType GCC_AUTO_PROFILE = FileType.of(".afdo");
public static final FileType LLVM_PROFILE = FileType.of(".profdata");
public static final FileType CPP_MODULE_MAP = FileType.of(".cppmap");
public static final FileType CPP_MODULE = FileType.of(".pcm");
// Output of the dwp tool
public static final FileType DEBUG_INFO_PACKAGE = FileType.of(".dwp");
public static final boolean mustProduceDotdFile(String source) {
return !(ASSEMBLER.matches(source) || PIC_ASSEMBLER.matches(source));
}
}
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