From 0adab2b6b7336fb6ee3c6456a432dad3b1d25647 Mon Sep 17 00:00:00 2001 From: Thomas Weißschuh Date: Sun, 14 Apr 2024 01:45:09 +0200 Subject: tools/nolibc: add support for uname(2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit All supported kernels are assumed to use struct new_utsname. This is validated in test_uname(). uname(2) can for example be used in ksft_min_kernel_version() from the kernels selftest framework. Link: https://lore.kernel.org/lkml/20240412123536.GA32444@redhat.com/ Signed-off-by: Thomas Weißschuh Acked-by: Willy Tarreau --- tools/include/nolibc/sys.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'tools/include/nolibc/sys.h') diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h index dda9dffd1d74..7b82bc3cf107 100644 --- a/tools/include/nolibc/sys.h +++ b/tools/include/nolibc/sys.h @@ -22,6 +22,7 @@ #include /* for statx() */ #include #include +#include #include "arch.h" #include "errno.h" @@ -1139,6 +1140,32 @@ int umount2(const char *path, int flags) } +/* + * int uname(struct utsname *buf); + */ + +struct utsname { + char sysname[65]; + char nodename[65]; + char release[65]; + char version[65]; + char machine[65]; + char domainname[65]; +}; + +static __attribute__((unused)) +int sys_uname(struct utsname *buf) +{ + return my_syscall1(__NR_uname, buf); +} + +static __attribute__((unused)) +int uname(struct utsname *buf) +{ + return __sysret(sys_uname(buf)); +} + + /* * int unlink(const char *path); */ -- cgit v1.2.3-59-g8ed1b