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

Thomas Weißschuh
2023-04-02T18:04:57Z

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@weissschuh.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@weissschuh.net>