From f178e5173f737c33f421a7a994a3ab67a8a4eb86 Mon Sep 17 00:00:00 2001 From: Adhemerval Zanella Netto Date: Wed, 19 Oct 2022 19:14:12 -0300 Subject: Linux: consolidate link implementation Use link syscall if defined, otherwise use linkat. Checked on x86_64-linux-gnu. Reviewed-by: Carlos O'Donell Tested-by: Carlos O'Donell --- sysdeps/unix/sysv/linux/generic/link.c | 29 ----------------------------- sysdeps/unix/sysv/linux/link.c | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+), 29 deletions(-) delete mode 100644 sysdeps/unix/sysv/linux/generic/link.c create mode 100644 sysdeps/unix/sysv/linux/link.c (limited to 'sysdeps/unix/sysv/linux') diff --git a/sysdeps/unix/sysv/linux/generic/link.c b/sysdeps/unix/sysv/linux/generic/link.c deleted file mode 100644 index e07655d521..0000000000 --- a/sysdeps/unix/sysv/linux/generic/link.c +++ /dev/null @@ -1,29 +0,0 @@ -/* Copyright (C) 2011-2022 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library. If not, see - . */ - -#include -#include -#include - -/* Make a link to FROM called TO. */ -int -__link (const char *from, const char *to) -{ - return INLINE_SYSCALL (linkat, 5, AT_FDCWD, from, AT_FDCWD, to, 0); -} - -weak_alias (__link, link) diff --git a/sysdeps/unix/sysv/linux/link.c b/sysdeps/unix/sysv/linux/link.c new file mode 100644 index 0000000000..eb4fe1569e --- /dev/null +++ b/sysdeps/unix/sysv/linux/link.c @@ -0,0 +1,34 @@ +/* Make a new name for a file. Linux version. + Copyright (C) 2011-2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include +#include + +/* Make a link to FROM called TO. */ +int +__link (const char *from, const char *to) +{ +#ifdef __NR_link + return INLINE_SYSCALL_CALL (link, from, to); +#else + return INLINE_SYSCALL_CALL (linkat, AT_FDCWD, from, AT_FDCWD, to, 0); +#endif +} + +weak_alias (__link, link) -- cgit 1.4.1