/*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* For more information, please refer to <http://unlicense.org/>
*/
package jxtn.core.unix;
/**
* {@code prctl()} syscall extensions
*
* @author aqd
*/
public final class NativePrctl2 extends JNIBase {
/**
* Set the process name of the root thread
* <p>
* The root-thread name is the official process name in Linux ({@code /proc/PID/status}), however, most utilities
* such as {@code ps} and {@code pidof} use the name passed from the process environment instead (see
* {@link NativeEnv#setArgv}).
* </p>
* <p>
* The underlying JNI function uses <i>SIGUSR1</i> in order to set {@code name} by the root thread and resets the
* handler to the OS default afterwards. Beware of the side-effects.
* </p>
*
* @param name new process name of the main thread
* @return 0 on success, or -1 ({@link NativeErrno})
*/
public static native int prSetNameRoot(String name);
private NativePrctl2() {
}
}