64 lines
2.0 KiB
Java
64 lines
2.0 KiB
Java
package com.facebook.soloader;
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import android.annotation.TargetApi;
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import android.os.Build;
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import android.system.ErrnoException;
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import android.system.Os;
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import android.system.OsConstants;
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import android.util.Log;
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import c.f.m.d;
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import c.f.m.i;
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import java.io.FileDescriptor;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.TreeSet;
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@TargetApi(21)
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@d
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public final class SysUtil$LollipopSysdeps {
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private SysUtil$LollipopSysdeps() {
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}
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@d
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public static void fallocateIfSupported(FileDescriptor fileDescriptor, long j) throws IOException {
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int i;
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try {
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Os.posix_fallocate(fileDescriptor, 0, j);
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} catch (ErrnoException e) {
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if (e.errno != OsConstants.EOPNOTSUPP && (i = e.errno) != OsConstants.ENOSYS && i != OsConstants.EINVAL) {
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throw new IOException(e.toString(), e);
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}
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}
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}
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@d
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public static String[] getSupportedAbis() {
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String[] strArr = Build.SUPPORTED_ABIS;
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TreeSet treeSet = new TreeSet();
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try {
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if (is64Bit()) {
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treeSet.add(i.AARCH64.toString());
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treeSet.add(i.X86_64.toString());
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} else {
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treeSet.add(i.ARM.toString());
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treeSet.add(i.X86.toString());
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}
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ArrayList arrayList = new ArrayList();
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for (String str : strArr) {
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if (treeSet.contains(str)) {
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arrayList.add(str);
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}
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}
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return (String[]) arrayList.toArray(new String[arrayList.size()]);
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} catch (ErrnoException e) {
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Log.e("SysUtil", String.format("Could not read /proc/self/exe. Falling back to default ABI list: %s. errno: %d Err msg: %s", Arrays.toString(strArr), Integer.valueOf(e.errno), e.getMessage()));
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return Build.SUPPORTED_ABIS;
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}
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}
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@d
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public static boolean is64Bit() throws ErrnoException {
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return Os.readlink("/proc/self/exe").contains("64");
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}
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}
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