From 739cf4e8325775dd6400984b3b52e67b3102e556 Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering@redhat.com>
Date: Mon, 14 Apr 2008 23:33:43 +0200
Subject: tests: don't fail on systems without a "stat" syscall

* tests/test-lib.sh (require_strace_): Add a syscall parameter.
* tests/ls/stat-free-symlinks: Update caller.
* tests/mv/atomic: Likewise.
* tests/mv/atomic2: Likewise.
Reported by Mike Frysinger in
http://thread.gmane.org/gmane.comp.gnu.coreutils.bugs/13222
---
 tests/ls/stat-free-symlinks | 2 +-
 tests/mv/atomic             | 2 +-
 tests/mv/atomic2            | 2 +-
 tests/test-lib.sh           | 9 ++++++---
 4 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/tests/ls/stat-free-symlinks b/tests/ls/stat-free-symlinks
index 07fb38e31..85f363f0c 100755
--- a/tests/ls/stat-free-symlinks
+++ b/tests/ls/stat-free-symlinks
@@ -22,7 +22,7 @@ if test "$VERBOSE" = yes; then
 fi
 
 . $srcdir/../test-lib.sh
-require_strace_
+require_strace_ stat
 
 touch x || framework_failure
 chmod a+x x || framework_failure
diff --git a/tests/mv/atomic b/tests/mv/atomic
index 38e98a5a2..5eadb958f 100755
--- a/tests/mv/atomic
+++ b/tests/mv/atomic
@@ -22,7 +22,7 @@ if test "$VERBOSE" = yes; then
 fi
 
 . $srcdir/../test-lib.sh
-require_strace_
+require_strace_ unlink
 
 # Before the fix, mv would unnecessarily unlink the destination symlink:
 #   $ rm -rf s[12]; ln -s / s1; ln -s /tmp s2; strace -qe unlink /bin/mv -T s1 s2
diff --git a/tests/mv/atomic2 b/tests/mv/atomic2
index d1029aa9c..fe205b46d 100755
--- a/tests/mv/atomic2
+++ b/tests/mv/atomic2
@@ -22,7 +22,7 @@ if test "$VERBOSE" = yes; then
 fi
 
 . $srcdir/../test-lib.sh
-require_strace_
+require_strace_ unlink
 
 # Before the fix, mv would unnecessarily unlink the destination symlink:
 #   $ rm -f a b b2; touch a b; ln b b2; strace -e unlink /p/bin/mv a b
diff --git a/tests/test-lib.sh b/tests/test-lib.sh
index 9e04cfad6..ebc6a7cfc 100644
--- a/tests/test-lib.sh
+++ b/tests/test-lib.sh
@@ -44,14 +44,17 @@ require_readable_root_()
   test -r / || skip_test_ "/ is not readable"
 }
 
-# Skip the current test if strace is not available or doesn't work.
+# Skip the current test if strace is not available or doesn't work
+# with the named syscall.  Usage: require_strace_ unlink
 require_strace_()
 {
+  test $# = 1 || framework_failure
+
   strace -V < /dev/null > /dev/null 2>&1 ||
     skip_test_ 'no strace program'
 
-  strace -qe unlink echo > /dev/null 2>&1 ||
-    skip_test_ 'strace does not work'
+  strace -qe "$1" echo > /dev/null 2>&1 ||
+    skip_test_ 'strace -qe "'"$1"'" does not work'
 }
 
 require_built_()
-- 
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