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* [glibc/maskray/lld] support: Add xchmod wrapper
@ 2021-01-18 21:40 Fangrui Song
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From: Fangrui Song @ 2021-01-18 21:40 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=7b9c3260bcca73781dda6bc2ddee84869bedfb8c
commit 7b9c3260bcca73781dda6bc2ddee84869bedfb8c
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Mon Dec 14 11:42:33 2020 -0300
support: Add xchmod wrapper
Checked on x86_64-linux-gnu.
Diff:
---
support/xchmod.c | 30 ++++++++++++++++++++++++++++++
support/xunistd.h | 1 +
2 files changed, 31 insertions(+)
diff --git a/support/xchmod.c b/support/xchmod.c
new file mode 100644
index 0000000000..5e403c7cc2
--- /dev/null
+++ b/support/xchmod.c
@@ -0,0 +1,30 @@
+/* chmod with error checking.
+ Copyright (C) 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/xunistd.h>
+#include <support/check.h>
+
+#include <sys/stat.h>
+
+void
+xchmod (const char *pathname, mode_t mode)
+{
+ int r = chmod (pathname, mode);
+ if (r < 0)
+ FAIL_EXIT1 ("chmod (%s, %d): %m", pathname, mode);
+}
diff --git a/support/xunistd.h b/support/xunistd.h
index eb1b5519ff..c642588c29 100644
--- a/support/xunistd.h
+++ b/support/xunistd.h
@@ -47,6 +47,7 @@ void xftruncate (int fd, long long length);
void xsymlink (const char *target, const char *linkpath);
void xchdir (const char *path);
void xfchmod (int fd, mode_t mode);
+void xchmod (const char *pathname, mode_t mode);
/* Equivalent of "mkdir -p". */
void xmkdirp (const char *, mode_t);
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