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support: Add the xlstat function

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This commit is contained in:
Florian Weimer 2020-02-09 11:50:44 +01:00
parent cc79354ecc
commit 173ec37bb2
3 changed files with 30 additions and 0 deletions
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1
support/Makefile
View File

@ -98,6 +98,7 @@ libsupport-routines = \
xgetsockname \
xlisten \
xlseek \
xlstat \
xmalloc \
xmemstream \
xmkdir \

28
support/xlstat.c Normal file
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@ -0,0 +1,28 @@
/* lstat64 with error checking.
Copyright (C) 2017-2020 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
<https://www.gnu.org/licenses/>. */
#include <support/check.h>
#include <support/xunistd.h>
#include <sys/stat.h>
void
xlstat (const char *path, struct stat64 *result)
{
if (lstat64 (path, result) != 0)
FAIL_EXIT1 ("lstat64 (\"%s\"): %m", path);
}

1
support/xunistd.h
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@ -36,6 +36,7 @@ void xpipe (int[2]);
void xdup2 (int, int);
int xopen (const char *path, int flags, mode_t);
void xstat (const char *path, struct stat64 *);
void xlstat (const char *path, struct stat64 *);
void xfstat (int fd, struct stat64 *);
void xmkdir (const char *path, mode_t);
void xchroot (const char *path);