linux-kernel - [PATCH 00/15] tools/nolibc: various new functions

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Message-Id: <20250423-nolibc-misc-v1-0-a925bf40297b@linutronix.de>
Date: Wed, 23 Apr 2025 17:01:30 +0200
From: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
To: Willy Tarreau <w@....eu>, 
 Thomas Weißschuh <linux@...ssschuh.net>, 
 Shuah Khan <shuah@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, 
 Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Subject: [PATCH 00/15] tools/nolibc: various new functions

A few functions used by different selftests.
Adding them now avoids later conflicts between different selftest serieses.

Also add full support for nolibc-test.c on riscv32.
All unsupported syscalls have been replaced.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
---
Thomas Weißschuh (15):
      tools/nolibc: add strstr()
      tools/nolibc: add %m printf format
      tools/nolibc: add more stat() variants
      tools/nolibc: add mremap()
      tools/nolibc: add getrandom()
      tools/nolibc: add abs() and friends
      tools/nolibc: add support for access() and faccessat()
      tools/nolibc: add clock_getres(), clock_gettime() and clock_settime()
      tools/nolibc: add timer functions
      tools/nolibc: add timerfd functionality
      tools/nolibc: add difftime()
      tools/nolibc: add namespace functionality
      tools/nolibc: add fopen()
      tools/nolibc: implement fall back to sys_clock_gettime() in gettimeofday()
      tools/nolibc: implement wait() in terms of waitpid()

 tools/include/nolibc/Makefile                |   4 +
 tools/include/nolibc/math.h                  |  31 ++++
 tools/include/nolibc/nolibc.h                |   4 +
 tools/include/nolibc/sched.h                 |  50 ++++++
 tools/include/nolibc/stdio.h                 |  34 ++++
 tools/include/nolibc/stdlib.h                |  18 ++
 tools/include/nolibc/string.h                |  20 +++
 tools/include/nolibc/sys/mman.h              |  19 ++
 tools/include/nolibc/sys/random.h            |  32 ++++
 tools/include/nolibc/sys/stat.h              |  25 ++-
 tools/include/nolibc/sys/time.h              |  15 +-
 tools/include/nolibc/sys/timerfd.h           |  87 +++++++++
 tools/include/nolibc/sys/wait.h              |  12 +-
 tools/include/nolibc/time.h                  | 185 +++++++++++++++++++
 tools/include/nolibc/types.h                 |   3 +
 tools/include/nolibc/unistd.h                |  28 +++
 tools/testing/selftests/nolibc/Makefile      |   2 +
 tools/testing/selftests/nolibc/nolibc-test.c | 254 ++++++++++++++++++++++++++-
 18 files changed, 811 insertions(+), 12 deletions(-)
---
base-commit: e90ce42e81381665dbcedc5fa12e74759ee89639
change-id: 20250415-nolibc-misc-f2548ccc5ce1

Best regards,
-- 
Thomas Weißschuh <thomas.weissschuh@...utronix.de>