t1001-read-tree-m-2way.sh: use the $( ... ) construct for command substitution

The Git CodingGuidelines prefer the $(...) construct for command substitution instead of using the backquotes `...`. The backquoted form is the traditional method for command substitution, and is supported by POSIX. However, all but the simplest uses become complicated quickly. In particular, embedded command substitutions and/or the use of double quotes require careful escaping with the backslash character. The patch was generated by: for _f in $(find . -name "*.sh") do sed -i 's@`\(.*\)`@$(\1)@g' ${_f} done and then carefully proof-read. Signed-off-by: Elia Pinto <gitter.spiros@gmail.com> Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Elia Pinto committed Apr 28, 2014 at 05:57 UTC 142efa3e43e9c61cb5b97dbe69d36ca090d683d5
1 file changed +9 -9
t/t1001-read-tree-m-2way.sh
+9 -9
@@ -36,7 +36,7 @@ compare_change () {
36 }
37
38 check_cache_at () {
39 - clean_if_empty=`git diff-files -- "$1"`
39 + clean_if_empty=$(git diff-files -- "$1")
40 case "$clean_if_empty" in
41 '') echo "$1: clean" ;;
42 ?*) echo "$1: dirty" ;;
@@ -68,14 +68,14 @@ test_expect_success \
68 echo rezrov >rezrov &&
69 echo yomin >yomin &&
70 git update-index --add nitfol bozbar rezrov &&
71 - treeH=`git write-tree` &&
71 + treeH=$(git write-tree) &&
72 echo treeH $treeH &&
73 git ls-tree $treeH &&
74
75 cat bozbar-new >bozbar &&
76 git update-index --add frotz bozbar --force-remove rezrov &&
77 git ls-files --stage >M.out &&
78 - treeM=`git write-tree` &&
78 + treeM=$(git write-tree) &&
79 echo treeM $treeM &&
80 git ls-tree $treeM &&
81 git diff-tree $treeH $treeM'
@@ -315,7 +315,7 @@ test_expect_success \
315 'rm -f .git/index &&
316 echo DF >DF &&
317 git update-index --add DF &&
318 - treeDF=`git write-tree` &&
318 + treeDF=$(git write-tree) &&
319 echo treeDF $treeDF &&
320 git ls-tree $treeDF &&
321
@@ -323,7 +323,7 @@ test_expect_success \
323 mkdir DF &&
324 echo DF/DF >DF/DF &&
325 git update-index --add --remove DF DF/DF &&
326 - treeDFDF=`git write-tree` &&
326 + treeDFDF=$(git write-tree) &&
327 echo treeDFDF $treeDFDF &&
328 git ls-tree $treeDFDF &&
329 git ls-files --stage >DFDF.out'
@@ -345,7 +345,7 @@ test_expect_success \
345 'rm -f .git/index &&
346 : >a &&
347 git update-index --add a &&
348 - treeM=`git write-tree` &&
348 + treeM=$(git write-tree) &&
349 echo treeM $treeM &&
350 git ls-tree $treeM &&
351 git ls-files --stage >treeM.out &&
@@ -354,7 +354,7 @@ test_expect_success \
354 git update-index --remove a &&
355 mkdir a &&
356 : >a/b &&
357 - treeH=`git write-tree` &&
357 + treeH=$(git write-tree) &&
358 echo treeH $treeH &&
359 git ls-tree $treeH'
360
@@ -372,7 +372,7 @@ test_expect_success \
372 mkdir c &&
373 : >c/d &&
374 git update-index --add a c/d &&
375 - treeM=`git write-tree` &&
375 + treeM=$(git write-tree) &&
376 echo treeM $treeM &&
377 git ls-tree $treeM &&
378 git ls-files --stage >treeM.out &&
@@ -381,7 +381,7 @@ test_expect_success \
381 mkdir a &&
382 : >a/b &&
383 git update-index --add --remove a a/b &&
384 - treeH=`git write-tree` &&
384 + treeH=$(git write-tree) &&
385 echo treeH $treeH &&
386 git ls-tree $treeH'
387