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From: Adhemerval Zanella <azanella@sourceware.org>
To: glibc-cvs@sourceware.org
Subject: [glibc] linux: Use compile_c_snippet to check linux/mount.h
 availability
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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=e1226cdc6b209539a92d32d5b620ba53fd35abf3

commit e1226cdc6b209539a92d32d5b620ba53fd35abf3
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Wed Aug 10 14:24:46 2022 -0300

    linux: Use compile_c_snippet to check linux/mount.h availability
    
    Checked on x86_64-linux-gnu.
    
    Reviewed-by: Florian Weimer <fweimer@redhat.com>

Diff:
---
 sysdeps/unix/sysv/linux/tst-mount-consts.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sysdeps/unix/sysv/linux/tst-mount-consts.py b/sysdeps/unix/sysv/linux/tst-mount-consts.py
index 4fb356310b..c6307cb5c2 100755
--- a/sysdeps/unix/sysv/linux/tst-mount-consts.py
+++ b/sysdeps/unix/sysv/linux/tst-mount-consts.py
@@ -33,6 +33,11 @@ def main():
                         help='C compiler (including options) to use')
     args = parser.parse_args()
 
+    if glibcextract.compile_c_snippet(
+            '#include <linux/mount.h>',
+            args.cc).returncode != 0:
+        sys.exit (77)
+
     linux_version_headers = glibcsyscalls.linux_kernel_version(args.cc)
     # Constants in glibc were updated to match Linux v5.19.  When glibc
     # constants are updated this value should be updated to match the