PTHREAD...K_WRLOCK(3POSIX)

💖 PTHREAD...K_WRLOCK(3POSIX) 💖

okay bestie, welcome to the POSIX Programmer's Manual ✨ this one's filed under PTHREAD...K_WRLOCK(3POSIX), and it's about grabbing a read-write lock the write way. let's get into it 🎀

🌸 PROLOG 🌸

so before anything else, a lil heads up: this manual page is part of the POSIX Programmer's Manual. 🫶

bestie listen — the Linux implementation of this interface may differ (go check the corresponding Linux manual page for the deets on Linux behavior), or the interface might not even be implemented on Linux at all. it's giving "results may vary" 💀

✨ NAME ✨

pthread_rwlock_wrlock — lock a read-write lock object for writing 👑

🦋 SYNOPSIS 🦋

#include <pthread.h>

int pthread_rwlock_wrlock(pthread_rwlock_t *rwlock);

periodt. that's the whole vibe. 💅

💜 DESCRIPTION 💜

kay so, plot twist: this page doesn't spill the tea itself. it just says —

Refer to pthread_rwlock_trywrlock().

that's it, that's the whole description. go read that one, iykyk 😭🌸

🎀 COPYRIGHT 🎀

ngl this part is the serious bit and we're keeping every word, no cap:

Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1-2017, Standard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifications Issue 7, 2018 Edition, Copyright (C) 2018 by the Institute of Electrical and Electronics Engineers, Inc and The Open Group. In the event of any discrepancy between this version and the original IEEE and The Open Group Standard, the original IEEE and The Open Group Standard is the referee document. The original Standard can be obtained online at http://www.opengroup.org/unix/online.html .

Any typographical or formatting errors that appear in this page are most likely to have been introduced during the conversion of the source files to man page format. To report such errors, see https://www.kernel.org/doc/man-pages/reporting_bugs.html .

lowkey important: if you spot a typo or weird formatting, it's probs from the source-files-to-man-page glow-up, not the original. report it at that link up there 👆🫶

and that's a wrap, bestie 🧚💖 this icon of a page came to you from IEEE/The Open Group, 2017, and the page itself is PTHREAD...K_WRLOCK(3POSIX). slay, stay locked, stay safe 🌈⭐