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-rw-r--r--diff-lib.c15
-rw-r--r--diff.c12
-rw-r--r--diff.h5
-rwxr-xr-xt/t1400-update-ref.sh2
-rwxr-xr-xt/t1501-worktree.sh7
-rwxr-xr-xt/t2011-checkout-invalid-head.sh2
-rwxr-xr-xt/t2201-add-update-typechange.sh2
-rwxr-xr-xt/t3200-branch.sh4
-rwxr-xr-xt/t3600-rm.sh3
-rwxr-xr-xt/t4002-diff-basic.sh5
-rwxr-xr-xt/t4020-diff-external.sh2
-rwxr-xr-xt/t4027-diff-submodule.sh1
-rwxr-xr-xt/t4046-diff-unmerged.sh87
-rwxr-xr-xt/t7011-skip-worktree-reading.sh4
-rwxr-xr-xt/t7012-skip-worktree-writing.sh2
-rw-r--r--t/test-lib.sh3
16 files changed, 120 insertions, 36 deletions
diff --git a/diff-lib.c b/diff-lib.c
index 2870de4..3b5f224 100644
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -112,6 +112,8 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
if (ce_stage(ce)) {
struct combine_diff_path *dpath;
+ struct diff_filepair *pair;
+ unsigned int wt_mode = 0;
int num_compare_stages = 0;
size_t path_len;
@@ -130,7 +132,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
changed = check_removed(ce, &st);
if (!changed)
- dpath->mode = ce_mode_from_stat(ce, st.st_mode);
+ wt_mode = ce_mode_from_stat(ce, st.st_mode);
else {
if (changed < 0) {
perror(ce->name);
@@ -138,7 +140,9 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
}
if (silent_on_removed)
continue;
+ wt_mode = 0;
}
+ dpath->mode = wt_mode;
while (i < entries) {
struct cache_entry *nce = active_cache[i];
@@ -184,7 +188,9 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
* Show the diff for the 'ce' if we found the one
* from the desired stage.
*/
- diff_unmerge(&revs->diffopt, ce->name, 0, null_sha1);
+ pair = diff_unmerge(&revs->diffopt, ce->name);
+ if (wt_mode)
+ pair->two->mode = wt_mode;
if (ce_stage(ce) != diff_unmerged_stage)
continue;
}
@@ -373,8 +379,9 @@ static void do_oneway_diff(struct unpack_trees_options *o,
match_missing = !revs->ignore_merges;
if (cached && idx && ce_stage(idx)) {
- diff_unmerge(&revs->diffopt, idx->name, idx->ce_mode,
- idx->sha1);
+ struct diff_filepair *pair;
+ pair = diff_unmerge(&revs->diffopt, idx->name);
+ fill_filespec(pair->one, idx->sha1, idx->ce_mode);
return;
}
diff --git a/diff.c b/diff.c
index 3b40e59..feced34 100644
--- a/diff.c
+++ b/diff.c
@@ -4416,20 +4416,20 @@ void diff_change(struct diff_options *options,
DIFF_OPT_SET(options, HAS_CHANGES);
}
-void diff_unmerge(struct diff_options *options,
- const char *path,
- unsigned mode, const unsigned char *sha1)
+struct diff_filepair *diff_unmerge(struct diff_options *options, const char *path)
{
+ struct diff_filepair *pair;
struct diff_filespec *one, *two;
if (options->prefix &&
strncmp(path, options->prefix, options->prefix_length))
- return;
+ return NULL;
one = alloc_filespec(path);
two = alloc_filespec(path);
- fill_filespec(one, sha1, mode);
- diff_queue(&diff_queued_diff, one, two)->is_unmerged = 1;
+ pair = diff_queue(&diff_queued_diff, one, two);
+ pair->is_unmerged = 1;
+ return pair;
}
static char *run_textconv(const char *pgm, struct diff_filespec *spec,
diff --git a/diff.h b/diff.h
index 6fe1597..d83e53e 100644
--- a/diff.h
+++ b/diff.h
@@ -210,10 +210,7 @@ extern void diff_change(struct diff_options *,
const char *fullpath,
unsigned dirty_submodule1, unsigned dirty_submodule2);
-extern void diff_unmerge(struct diff_options *,
- const char *path,
- unsigned mode,
- const unsigned char *sha1);
+extern struct diff_filepair *diff_unmerge(struct diff_options *, const char *path);
#define DIFF_SETUP_REVERSE 1
#define DIFF_SETUP_USE_CACHE 2
diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh
index ff747f8..4fd83a6 100755
--- a/t/t1400-update-ref.sh
+++ b/t/t1400-update-ref.sh
@@ -6,7 +6,7 @@
test_description='Test git update-ref and basic ref logging'
. ./test-lib.sh
-Z=0000000000000000000000000000000000000000
+Z=$_z40
test_expect_success setup '
diff --git a/t/t1501-worktree.sh b/t/t1501-worktree.sh
index da6252b..6384983 100755
--- a/t/t1501-worktree.sh
+++ b/t/t1501-worktree.sh
@@ -7,7 +7,6 @@ test_expect_success 'setup' '
EMPTY_TREE=$(git write-tree) &&
EMPTY_BLOB=$(git hash-object -t blob --stdin </dev/null) &&
CHANGED_BLOB=$(echo changed | git hash-object -t blob --stdin) &&
- ZEROES=0000000000000000000000000000000000000000 &&
EMPTY_BLOB7=$(echo $EMPTY_BLOB | sed "s/\(.......\).*/\1/") &&
CHANGED_BLOB7=$(echo $CHANGED_BLOB | sed "s/\(.......\).*/\1/") &&
@@ -239,10 +238,10 @@ test_expect_success '_gently() groks relative GIT_DIR & GIT_WORK_TREE' '
test_expect_success 'diff-index respects work tree under .git dir' '
cat >diff-index-cached.expected <<-EOF &&
- :000000 100644 $ZEROES $EMPTY_BLOB A sub/dir/tracked
+ :000000 100644 $_z40 $EMPTY_BLOB A sub/dir/tracked
EOF
cat >diff-index.expected <<-EOF &&
- :000000 100644 $ZEROES $ZEROES A sub/dir/tracked
+ :000000 100644 $_z40 $_z40 A sub/dir/tracked
EOF
(
@@ -258,7 +257,7 @@ test_expect_success 'diff-index respects work tree under .git dir' '
test_expect_success 'diff-files respects work tree under .git dir' '
cat >diff-files.expected <<-EOF &&
- :100644 100644 $EMPTY_BLOB $ZEROES M sub/dir/tracked
+ :100644 100644 $EMPTY_BLOB $_z40 M sub/dir/tracked
EOF
(
diff --git a/t/t2011-checkout-invalid-head.sh b/t/t2011-checkout-invalid-head.sh
index 15ebdc2..300f8bf 100755
--- a/t/t2011-checkout-invalid-head.sh
+++ b/t/t2011-checkout-invalid-head.sh
@@ -15,7 +15,7 @@ test_expect_success 'checkout should not start branch from a tree' '
'
test_expect_success 'checkout master from invalid HEAD' '
- echo 0000000000000000000000000000000000000000 >.git/HEAD &&
+ echo $_z40 >.git/HEAD &&
git checkout master --
'
diff --git a/t/t2201-add-update-typechange.sh b/t/t2201-add-update-typechange.sh
index 2e8f702..954fc51 100755
--- a/t/t2201-add-update-typechange.sh
+++ b/t/t2201-add-update-typechange.sh
@@ -4,8 +4,6 @@ test_description='more git add -u'
. ./test-lib.sh
-_z40=0000000000000000000000000000000000000000
-
test_expect_success setup '
>xyzzy &&
_empty=$(git hash-object --stdin <xyzzy) &&
diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh
index 0ce95c0..9e69c8c 100755
--- a/t/t3200-branch.sh
+++ b/t/t3200-branch.sh
@@ -46,7 +46,7 @@ test_expect_success \
'git branch a/b/c && test -f .git/refs/heads/a/b/c'
cat >expect <<EOF
-0000000000000000000000000000000000000000 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 branch: Created from master
+$_z40 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 branch: Created from master
EOF
test_expect_success \
'git branch -l d/e/f should create a branch and a log' \
@@ -232,7 +232,7 @@ test_expect_success \
# Keep this test last, as it changes the current branch
cat >expect <<EOF
-0000000000000000000000000000000000000000 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 branch: Created from master
+$_z40 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 branch: Created from master
EOF
test_expect_success \
'git checkout -b g/h/i -l should create a branch and a log' \
diff --git a/t/t3600-rm.sh b/t/t3600-rm.sh
index cd093bd..9fd28bcf 100755
--- a/t/t3600-rm.sh
+++ b/t/t3600-rm.sh
@@ -240,11 +240,10 @@ test_expect_success 'refresh index before checking if it is up-to-date' '
test_expect_success 'choking "git rm" should not let it die with cruft' '
git reset -q --hard &&
- H=0000000000000000000000000000000000000000 &&
i=0 &&
while test $i -lt 12000
do
- echo "100644 $H 0 some-file-$i"
+ echo "100644 $_z40 0 some-file-$i"
i=$(( $i + 1 ))
done | git update-index --index-info &&
git rm -n "some-file-*" | :;
diff --git a/t/t4002-diff-basic.sh b/t/t4002-diff-basic.sh
index 9fb8ca0..a5e8b83 100755
--- a/t/t4002-diff-basic.sh
+++ b/t/t4002-diff-basic.sh
@@ -126,15 +126,12 @@ cat >.test-recursive-AB <<\EOF
:100644 100644 3fdbe17fd013303a2e981e1ca1c6cd6e72789087 7e09d6a3a14bd630913e8c75693cea32157b606d M Z/NM
EOF
-x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
-x40="$x40$x40$x40$x40$x40$x40$x40$x40"
-z40='0000000000000000000000000000000000000000'
cmp_diff_files_output () {
# diff-files never reports additions. Also it does not fill in the
# object ID for the changed files because it wants you to look at the
# filesystem.
sed <"$2" >.test-tmp \
- -e '/^:000000 /d;s/'$x40'\( [MCRNDU][0-9]*\) /'$z40'\1 /' &&
+ -e '/^:000000 /d;s/'$_x40'\( [MCRNDU][0-9]*\) /'$_z40'\1 /' &&
test_cmp "$1" .test-tmp
}
diff --git a/t/t4020-diff-external.sh b/t/t4020-diff-external.sh
index a7602cf..083f62d 100755
--- a/t/t4020-diff-external.sh
+++ b/t/t4020-diff-external.sh
@@ -4,8 +4,6 @@ test_description='external diff interface test'
. ./test-lib.sh
-_z40=0000000000000000000000000000000000000000
-
test_expect_success setup '
test_tick &&
diff --git a/t/t4027-diff-submodule.sh b/t/t4027-diff-submodule.sh
index 241a74d..518bf95 100755
--- a/t/t4027-diff-submodule.sh
+++ b/t/t4027-diff-submodule.sh
@@ -5,7 +5,6 @@ test_description='difference in submodules'
. ./test-lib.sh
. "$TEST_DIRECTORY"/diff-lib.sh
-_z40=0000000000000000000000000000000000000000
test_expect_success setup '
test_tick &&
test_create_repo sub &&
diff --git a/t/t4046-diff-unmerged.sh b/t/t4046-diff-unmerged.sh
new file mode 100755
index 0000000..25d50a6
--- /dev/null
+++ b/t/t4046-diff-unmerged.sh
@@ -0,0 +1,87 @@
+#!/bin/sh
+
+test_description='diff with unmerged index entries'
+. ./test-lib.sh
+
+test_expect_success setup '
+ for i in 0 1 2 3
+ do
+ blob=$(echo $i | git hash-object --stdin) &&
+ eval "blob$i=$blob" &&
+ eval "m$i=\"100644 \$blob$i $i\"" || break
+ done &&
+ paths= &&
+ for b in o x
+ do
+ for o in o x
+ do
+ for t in o x
+ do
+ path="$b$o$t" &&
+ case "$path" in ooo) continue ;; esac
+ paths="$paths$path " &&
+ p=" $path" &&
+ case "$b" in x) echo "$m1$p" ;; esac &&
+ case "$o" in x) echo "$m2$p" ;; esac &&
+ case "$t" in x) echo "$m3$p" ;; esac ||
+ break
+ done || break
+ done || break
+ done >ls-files-s.expect &&
+ git update-index --index-info <ls-files-s.expect &&
+ git ls-files -s >ls-files-s.actual &&
+ test_cmp ls-files-s.expect ls-files-s.actual
+'
+
+test_expect_success 'diff-files -0' '
+ for path in $paths
+ do
+ >"$path" &&
+ echo ":000000 100644 $_z40 $_z40 U $path"
+ done >diff-files-0.expect &&
+ git diff-files -0 >diff-files-0.actual &&
+ test_cmp diff-files-0.expect diff-files-0.actual
+'
+
+test_expect_success 'diff-files -1' '
+ for path in $paths
+ do
+ >"$path" &&
+ echo ":000000 100644 $_z40 $_z40 U $path" &&
+ case "$path" in
+ x??) echo ":100644 100644 $blob1 $_z40 M $path"
+ esac
+ done >diff-files-1.expect &&
+ git diff-files -1 >diff-files-1.actual &&
+ test_cmp diff-files-1.expect diff-files-1.actual
+'
+
+test_expect_success 'diff-files -2' '
+ for path in $paths
+ do
+ >"$path" &&
+ echo ":000000 100644 $_z40 $_z40 U $path" &&
+ case "$path" in
+ ?x?) echo ":100644 100644 $blob2 $_z40 M $path"
+ esac
+ done >diff-files-2.expect &&
+ git diff-files -2 >diff-files-2.actual &&
+ test_cmp diff-files-2.expect diff-files-2.actual &&
+ git diff-files >diff-files-default-2.actual &&
+ test_cmp diff-files-2.expect diff-files-default-2.actual
+'
+
+test_expect_success 'diff-files -3' '
+ for path in $paths
+ do
+ >"$path" &&
+ echo ":000000 100644 $_z40 $_z40 U $path" &&
+ case "$path" in
+ ??x) echo ":100644 100644 $blob3 $_z40 M $path"
+ esac
+ done >diff-files-3.expect &&
+ git diff-files -3 >diff-files-3.actual &&
+ test_cmp diff-files-3.expect diff-files-3.actual
+'
+
+test_done
diff --git a/t/t7011-skip-worktree-reading.sh b/t/t7011-skip-worktree-reading.sh
index bb4066f..8f3b54d 100755
--- a/t/t7011-skip-worktree-reading.sh
+++ b/t/t7011-skip-worktree-reading.sh
@@ -24,7 +24,7 @@ H sub/2
EOF
NULL_SHA1=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
-ZERO_SHA0=0000000000000000000000000000000000000000
+
setup_absent() {
test -f 1 && rm 1
git update-index --remove 1 &&
@@ -120,7 +120,7 @@ test_expect_success 'grep with skip-worktree file' '
test "$(git grep --no-ext-grep test)" = "1:test"
'
-echo ":000000 100644 $ZERO_SHA0 $NULL_SHA1 A 1" > expected
+echo ":000000 100644 $_z40 $NULL_SHA1 A 1" > expected
test_expect_success 'diff-index does not examine skip-worktree absent entries' '
setup_absent &&
git diff-index HEAD -- 1 > result &&
diff --git a/t/t7012-skip-worktree-writing.sh b/t/t7012-skip-worktree-writing.sh
index cffb269..9ceaa40 100755
--- a/t/t7012-skip-worktree-writing.sh
+++ b/t/t7012-skip-worktree-writing.sh
@@ -54,7 +54,7 @@ test_expect_success 'read-tree removes worktree, dirty case' '
'
NULL_SHA1=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
-ZERO_SHA0=0000000000000000000000000000000000000000
+
setup_absent() {
test -f 1 && rm 1
git update-index --remove 1 &&
diff --git a/t/test-lib.sh b/t/test-lib.sh
index c5b18e2..b2ce2bc 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -89,6 +89,9 @@ esac
_x05='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
_x40="$_x05$_x05$_x05$_x05$_x05$_x05$_x05$_x05"
+# Zero SHA-1
+_z40=0000000000000000000000000000000000000000
+
# Each test should start with something like this, after copyright notices:
#
# test_description='Description of this test...