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[PATCH 1/5] support: Add the xlstat function
- From: Florian Weimer <fweimer at redhat dot com>
- To: libc-alpha at sourceware dot org
- Date: Wed, 22 Jan 2020 21:03:13 +0100
- Subject: [PATCH 1/5] support: Add the xlstat function
- References: <cover.1579723048.git.fweimer@redhat.com>
---
support/Makefile | 1 +
support/xlstat.c | 28 ++++++++++++++++++++++++++++
support/xunistd.h | 1 +
3 files changed, 30 insertions(+)
create mode 100644 support/xlstat.c
diff --git a/support/Makefile b/support/Makefile
index 3325feb790..a0304e6def 100644
--- a/support/Makefile
+++ b/support/Makefile
@@ -98,6 +98,7 @@ libsupport-routines = \
xgetsockname \
xlisten \
xlseek \
+ xlstat \
xmalloc \
xmemstream \
xmkdir \
diff --git a/support/xlstat.c b/support/xlstat.c
new file mode 100644
index 0000000000..de45ef3df2
--- /dev/null
+++ b/support/xlstat.c
@@ -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);
+}
diff --git a/support/xunistd.h b/support/xunistd.h
index 96f498f2e5..b299db77ba 100644
--- a/support/xunistd.h
+++ b/support/xunistd.h
@@ -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);
--
2.24.1