Merge branch 'jk/portable'

* jk/portable:
  t6000lib: re-fix tr portability
  t7505: use SHELL_PATH in hook
  t9112: add missing #!/bin/sh header
  filter-branch: use $SHELL_PATH instead of 'sh'
  filter-branch: don't use xargs -0
  add NO_EXTERNAL_GREP build option
  t6000lib: tr portability fix
  t4020: don't use grep -a
  add test_cmp function for test scripts
  remove use of "tail -n 1" and "tail -1"
  grep portability fix: don't use "-e" or "-q"
  more tr portability test script fixes
  t0050: perl portability fix
  tr portability fixes

1 files changed, 4 insertions, 4 deletions

diff --git a/t/t4125-apply-ws-fuzz.sh b/t/t4125-apply-ws-fuzz.sh
index d6f15be671..3b471b641b 100755
--- a/t/t4125-apply-ws-fuzz.sh
+++ b/t/t4125-apply-ws-fuzz.sh
@@ -56,7 +56,7 @@ test_expect_success nofix '
 	git apply --whitespace=nowarn patch-1 &&
 
 	# The result should obviously match.
-	diff -u file-1 file
+	test_cmp file-1 file
 '
 
 test_expect_success 'withfix (forward)' '
@@ -70,7 +70,7 @@ test_expect_success 'withfix (forward)' '
 	git apply --whitespace=fix patch-0 &&
 	git apply --whitespace=fix patch-1 &&
 
-	diff -u file-fixed file
+	test_cmp file-fixed file
 '
 
 test_expect_success 'withfix (backward)' '
@@ -91,12 +91,12 @@ test_expect_success 'withfix (backward)' '
 
 	sed -e /h/d file-fixed >fixed-head &&
 	sed -e /h/d file >file-head &&
-	diff -u fixed-head file-head &&
+	test_cmp fixed-head file-head &&
 
 	sed -n -e /h/p file-fixed >fixed-tail &&
 	sed -n -e /h/p file >file-tail &&
 
-	! diff -u fixed-tail file-tail
+	! test_cmp fixed-tail file-tail
 
 '