linux-kernel - [PATCH v3 0/4] tools/nolibc: add testcases for vfprintf

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Date:   Sun, 02 Apr 2023 18:04:33 +0000
From:   Thomas Weißschuh <linux@...ssschuh.net>
To:     Willy Tarreau <w@....eu>, Shuah Khan <shuah@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH v3 0/4] tools/nolibc: add testcases for vfprintf

vfprintf() is complex and so far did not have proper tests.

This series is based on the "dev" branch of the RCU tree.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
Changes in v3:
- also provide and use fflush/fclose.
- reject fileno(NULL).
- provide compatability with buffered streams from glibc.
- Link to v2: https://lore.kernel.org/r/20230328-nolibc-printf-test-v2-0-f72bdf210190@weissschuh.net

Changes in v2:
- Include <sys/mman.h> for tests.
- Implement FILE* in terms of integer pointers.
- Provide fdopen() and fileno().
- Link to v1: https://lore.kernel.org/lkml/20230328-nolibc-printf-test-v1-0-d7290ec893dd@weissschuh.net/

---
Thomas Weißschuh (4):
      tools/nolibc: add libc-test binary
      tools/nolibc: add wrapper for memfd_create
      tools/nolibc: implement fd-based FILE streams
      tools/nolibc: add testcases for vfprintf

 tools/include/nolibc/stdio.h                 | 95 ++++++++++++++++++++--------
 tools/include/nolibc/sys.h                   | 23 +++++++
 tools/testing/selftests/nolibc/.gitignore    |  1 +
 tools/testing/selftests/nolibc/Makefile      |  5 ++
 tools/testing/selftests/nolibc/nolibc-test.c | 86 +++++++++++++++++++++++++
 5 files changed, 183 insertions(+), 27 deletions(-)
---
base-commit: a63baab5f60110f3631c98b55d59066f1c68c4f7
change-id: 20230328-nolibc-printf-test-052d5abc2118

Best regards,
-- 
Thomas Weißschuh <linux@...ssschuh.net>