Imported Upstream version 2.4.8 upstream/2.4.8
authorDongHun Kwak <dh0128.kwak@samsung.com>
Wed, 3 Mar 2021 06:15:19 +0000 (15:15 +0900)
committerDongHun Kwak <dh0128.kwak@samsung.com>
Wed, 3 Mar 2021 06:15:19 +0000 (15:15 +0900)
15 files changed:
Documentation/RelNotes/2.4.8.txt [new file with mode: 0644]
Documentation/git.txt
GIT-VERSION-GEN
RelNotes
builtin/clone.c
builtin/for-each-ref.c
contrib/completion/git-completion.bash
git-am.sh
git-rebase--interactive.sh
refs.c
t/t3404-rebase-interactive.sh
t/t4151-am-abort.sh
t/t6301-for-each-ref-errors.sh [new file with mode: 0755]
t/t7502-commit.sh
wt-status.c

diff --git a/Documentation/RelNotes/2.4.8.txt b/Documentation/RelNotes/2.4.8.txt
new file mode 100644 (file)
index 0000000..ad946b2
--- /dev/null
@@ -0,0 +1,21 @@
+Git v2.4.8 Release Notes
+========================
+
+Fixes since v2.4.7
+------------------
+
+ * Abandoning an already applied change in "git rebase -i" with
+   "--continue" left CHERRY_PICK_HEAD and confused later steps.
+
+ * Various fixes around "git am" that applies a patch to a history
+   that is not there yet.
+
+ * "git for-each-ref" reported "missing object" for 0{40} when it
+   encounters a broken ref.  The lack of object whose name is 0{40} is
+   not the problem; the ref being broken is.
+
+ * "git commit --cleanup=scissors" was not careful enough to protect
+   against getting fooled by a line that looked like scissors.
+
+Also contains typofixes, documentation updates and trivial code
+clean-ups.
index bd298a4..e74e654 100644 (file)
@@ -43,9 +43,10 @@ unreleased) version of Git, that is available from the 'master'
 branch of the `git.git` repository.
 Documentation for older releases are available here:
 
-* link:v2.4.7/git.html[documentation for release 2.4.7]
+* link:v2.4.8/git.html[documentation for release 2.4.8]
 
 * release notes for
+  link:RelNotes/2.4.8.txt[2.4.8],
   link:RelNotes/2.4.7.txt[2.4.7],
   link:RelNotes/2.4.6.txt[2.4.6],
   link:RelNotes/2.4.5.txt[2.4.5],
index b767c3a..a6a0bf9 100755 (executable)
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v2.4.7
+DEF_VER=v2.4.8
 
 LF='
 '
@@ -38,5 +38,3 @@ test "$VN" = "$VC" || {
        echo >&2 "GIT_VERSION = $VN"
        echo "GIT_VERSION = $VN" >$GVF
 }
-
-
index ee13f43..b5645b3 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes/2.4.7.txt
\ No newline at end of file
+Documentation/RelNotes/2.4.8.txt
\ No newline at end of file
index 4646922..e18839d 100644 (file)
@@ -147,6 +147,7 @@ static char *get_repo_path(const char *repo, int *is_bundle)
 static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
 {
        const char *end = repo + strlen(repo), *start;
+       size_t len;
        char *dir;
 
        /*
@@ -173,20 +174,12 @@ static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
        /*
         * Strip .{bundle,git}.
         */
-       if (is_bundle) {
-               if (end - start > 7 && !strncmp(end - 7, ".bundle", 7))
-                       end -= 7;
-       } else {
-               if (end - start > 4 && !strncmp(end - 4, ".git", 4))
-                       end -= 4;
-       }
+       strip_suffix(start, is_bundle ? ".bundle" : ".git" , &len);
 
-       if (is_bare) {
-               struct strbuf result = STRBUF_INIT;
-               strbuf_addf(&result, "%.*s.git", (int)(end - start), start);
-               dir = strbuf_detach(&result, NULL);
-       } else
-               dir = xstrndup(start, end - start);
+       if (is_bare)
+               dir = xstrfmt("%.*s.git", (int)len, start);
+       else
+               dir = xstrndup(start, len);
        /*
         * Replace sequences of 'control' characters and whitespace
         * with one ascii space, remove leading and trailing spaces.
index 83f9cf9..13d2172 100644 (file)
@@ -851,6 +851,11 @@ static int grab_single_ref(const char *refname, const unsigned char *sha1, int f
                  return 0;
        }
 
+       if (flag & REF_ISBROKEN) {
+                 warning("ignoring broken ref %s", refname);
+                 return 0;
+       }
+
        if (*cb->grab_pattern) {
                const char **pattern;
                int namelen = strlen(refname);
index eae9dce..3b1a9b1 100644 (file)
@@ -1114,7 +1114,7 @@ _git_commit ()
 
        case "$cur" in
        --cleanup=*)
-               __gitcomp "default strip verbatim whitespace
+               __gitcomp "default scissors strip verbatim whitespace
                        " "" "${cur##--cleanup=}"
                return
                ;;
index a67d0f9..3103c0f 100755 (executable)
--- a/git-am.sh
+++ b/git-am.sh
@@ -69,6 +69,8 @@ then
        cmdline="$cmdline -3"
 fi
 
+empty_tree=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+
 sq () {
        git rev-parse --sq-quote "$@"
 }
@@ -85,7 +87,7 @@ safe_to_abort () {
                return 1
        fi
 
-       if ! test -s "$dotest/abort-safety"
+       if ! test -f "$dotest/abort-safety"
        then
                return 0
        fi
@@ -177,7 +179,8 @@ It does not apply to blobs recorded in its index.")"
     then
            GIT_MERGE_VERBOSITY=0 && export GIT_MERGE_VERBOSITY
     fi
-    git-merge-recursive $orig_tree -- HEAD $his_tree || {
+    our_tree=$(git rev-parse --verify -q HEAD || echo $empty_tree)
+    git-merge-recursive $orig_tree -- $our_tree $his_tree || {
            git rerere $allow_rerere_autoupdate
            die "$(gettext "Failed to merge in the changes.")"
     }
@@ -502,10 +505,11 @@ then
                ;;
        t,)
                git rerere clear
-               git read-tree --reset -u HEAD HEAD
-               orig_head=$(cat "$GIT_DIR/ORIG_HEAD")
-               git reset HEAD
-               git update-ref ORIG_HEAD $orig_head
+               head_tree=$(git rev-parse --verify -q HEAD || echo $empty_tree) &&
+               git read-tree --reset -u $head_tree $head_tree &&
+               index_tree=$(git write-tree) &&
+               git read-tree -m -u $index_tree $head_tree
+               git read-tree $head_tree
                ;;
        ,t)
                if test -f "$dotest/rebasing"
@@ -515,8 +519,19 @@ then
                git rerere clear
                if safe_to_abort
                then
-                       git read-tree --reset -u HEAD ORIG_HEAD
-                       git reset ORIG_HEAD
+                       head_tree=$(git rev-parse --verify -q HEAD || echo $empty_tree) &&
+                       git read-tree --reset -u $head_tree $head_tree &&
+                       index_tree=$(git write-tree) &&
+                       orig_head=$(git rev-parse --verify -q ORIG_HEAD || echo $empty_tree) &&
+                       git read-tree -m -u $index_tree $orig_head
+                       if git rev-parse --verify -q ORIG_HEAD >/dev/null 2>&1
+                       then
+                               git reset ORIG_HEAD
+                       else
+                               git read-tree $empty_tree
+                               curr_branch=$(git symbolic-ref HEAD 2>/dev/null) &&
+                               git update-ref -d $curr_branch
+                       fi
                fi
                rm -fr "$dotest"
                exit ;;
index 8c5de4c..0564ad4 100644 (file)
@@ -849,7 +849,11 @@ continue)
        # do we have anything to commit?
        if git diff-index --cached --quiet HEAD --
        then
-               : Nothing to commit -- skip this
+               # Nothing to commit -- skip this commit
+
+               test ! -f "$GIT_DIR"/CHERRY_PICK_HEAD ||
+               rm "$GIT_DIR"/CHERRY_PICK_HEAD ||
+               die "Could not remove CHERRY_PICK_HEAD"
        else
                if ! test -f "$author_script"
                then
diff --git a/refs.c b/refs.c
index 67d6745..305bb54 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -1374,19 +1374,34 @@ static void read_loose_refs(const char *dirname, struct ref_dir *dir)
                                         create_dir_entry(refs, refname.buf,
                                                          refname.len, 1));
                } else {
+                       int read_ok;
+
                        if (*refs->name) {
                                hashclr(sha1);
                                flag = 0;
-                               if (resolve_gitlink_ref(refs->name, refname.buf, sha1) < 0) {
-                                       hashclr(sha1);
-                                       flag |= REF_ISBROKEN;
-                               }
-                       } else if (read_ref_full(refname.buf,
-                                                RESOLVE_REF_READING,
-                                                sha1, &flag)) {
+                               read_ok = !resolve_gitlink_ref(refs->name,
+                                                              refname.buf, sha1);
+                       } else {
+                               read_ok = !read_ref_full(refname.buf,
+                                                        RESOLVE_REF_READING,
+                                                        sha1, &flag);
+                       }
+
+                       if (!read_ok) {
                                hashclr(sha1);
                                flag |= REF_ISBROKEN;
+                       } else if (is_null_sha1(sha1)) {
+                               /*
+                                * It is so astronomically unlikely
+                                * that NULL_SHA1 is the SHA-1 of an
+                                * actual object that we consider its
+                                * appearance in a loose reference
+                                * file to be repo corruption
+                                * (probably due to a software bug).
+                                */
+                               flag |= REF_ISBROKEN;
                        }
+
                        if (check_refname_format(refname.buf,
                                                 REFNAME_ALLOW_ONELEVEL)) {
                                hashclr(sha1);
index ac429a0..467e6c1 100755 (executable)
@@ -1102,4 +1102,25 @@ test_expect_success 'rebase -i commits that overwrite untracked files (no ff)' '
        test $(git cat-file commit HEAD | sed -ne \$p) = I
 '
 
+test_expect_success 'rebase --continue removes CHERRY_PICK_HEAD' '
+       git checkout -b commit-to-skip &&
+       for double in X 3 1
+       do
+               test_seq 5 | sed "s/$double/&&/" >seq &&
+               git add seq &&
+               test_tick &&
+               git commit -m seq-$double
+       done &&
+       git tag seq-onto &&
+       git reset --hard HEAD~2 &&
+       git cherry-pick seq-onto &&
+       set_fake_editor &&
+       test_must_fail env FAKE_LINES= git rebase -i seq-onto &&
+       test -d .git/rebase-merge &&
+       git rebase --continue &&
+       git diff --exit-code seq-onto &&
+       test ! -d .git/rebase-merge &&
+       test ! -f .git/CHERRY_PICK_HEAD
+'
+
 test_done
index 8d90634..833e7b2 100755 (executable)
@@ -14,6 +14,7 @@ test_expect_success setup '
        git add file-1 file-2 &&
        git commit -m initial &&
        git tag initial &&
+       git format-patch --stdout --root initial >initial.patch &&
        for i in 2 3 4 5 6
        do
                echo $i >>file-1 &&
@@ -63,6 +64,28 @@ do
 
 done
 
+test_expect_success 'am -3 --skip removes otherfile-4' '
+       git reset --hard initial &&
+       test_must_fail git am -3 0003-*.patch &&
+       test 3 -eq $(git ls-files -u | wc -l) &&
+       test 4 = "$(cat otherfile-4)" &&
+       git am --skip &&
+       test_cmp_rev initial HEAD &&
+       test -z "$(git ls-files -u)" &&
+       test_path_is_missing otherfile-4
+'
+
+test_expect_success 'am -3 --abort removes otherfile-4' '
+       git reset --hard initial &&
+       test_must_fail git am -3 0003-*.patch &&
+       test 3 -eq $(git ls-files -u | wc -l) &&
+       test 4 = "$(cat otherfile-4)" &&
+       git am --abort &&
+       test_cmp_rev initial HEAD &&
+       test -z $(git ls-files -u) &&
+       test_path_is_missing otherfile-4
+'
+
 test_expect_success 'am --abort will keep the local commits intact' '
        test_must_fail git am 0004-*.patch &&
        test_commit unrelated &&
@@ -72,4 +95,62 @@ test_expect_success 'am --abort will keep the local commits intact' '
        test_cmp expect actual
 '
 
+test_expect_success 'am -3 stops on conflict on unborn branch' '
+       git checkout -f --orphan orphan &&
+       git reset &&
+       rm -f otherfile-4 &&
+       test_must_fail git am -3 0003-*.patch &&
+       test 2 -eq $(git ls-files -u | wc -l) &&
+       test 4 = "$(cat otherfile-4)"
+'
+
+test_expect_success 'am -3 --skip clears index on unborn branch' '
+       test_path_is_dir .git/rebase-apply &&
+       echo tmpfile >tmpfile &&
+       git add tmpfile &&
+       git am --skip &&
+       test -z "$(git ls-files)" &&
+       test_path_is_missing otherfile-4 &&
+       test_path_is_missing tmpfile
+'
+
+test_expect_success 'am -3 --abort removes otherfile-4 on unborn branch' '
+       git checkout -f --orphan orphan &&
+       git reset &&
+       rm -f otherfile-4 file-1 &&
+       test_must_fail git am -3 0003-*.patch &&
+       test 2 -eq $(git ls-files -u | wc -l) &&
+       test 4 = "$(cat otherfile-4)" &&
+       git am --abort &&
+       test -z "$(git ls-files -u)" &&
+       test_path_is_missing otherfile-4
+'
+
+test_expect_success 'am -3 --abort on unborn branch removes applied commits' '
+       git checkout -f --orphan orphan &&
+       git reset &&
+       rm -f otherfile-4 otherfile-2 file-1 file-2 &&
+       test_must_fail git am -3 initial.patch 0003-*.patch &&
+       test 3 -eq $(git ls-files -u | wc -l) &&
+       test 4 = "$(cat otherfile-4)" &&
+       git am --abort &&
+       test -z "$(git ls-files -u)" &&
+       test_path_is_missing otherfile-4 &&
+       test_path_is_missing file-1 &&
+       test_path_is_missing file-2 &&
+       test 0 -eq $(git log --oneline 2>/dev/null | wc -l) &&
+       test refs/heads/orphan = "$(git symbolic-ref HEAD)"
+'
+
+test_expect_success 'am --abort on unborn branch will keep local commits intact' '
+       git checkout -f --orphan orphan &&
+       git reset &&
+       test_must_fail git am 0004-*.patch &&
+       test_commit unrelated2 &&
+       git rev-parse HEAD >expect &&
+       git am --abort &&
+       git rev-parse HEAD >actual &&
+       test_cmp expect actual
+'
+
 test_done
diff --git a/t/t6301-for-each-ref-errors.sh b/t/t6301-for-each-ref-errors.sh
new file mode 100755 (executable)
index 0000000..cdb67a0
--- /dev/null
@@ -0,0 +1,56 @@
+#!/bin/sh
+
+test_description='for-each-ref errors for broken refs'
+
+. ./test-lib.sh
+
+ZEROS=$_z40
+MISSING=abababababababababababababababababababab
+
+test_expect_success setup '
+       git commit --allow-empty -m "Initial" &&
+       git tag testtag &&
+       git for-each-ref >full-list &&
+       git for-each-ref --format="%(objectname) %(refname)" >brief-list
+'
+
+test_expect_success 'Broken refs are reported correctly' '
+       r=refs/heads/bogus &&
+       : >.git/$r &&
+       test_when_finished "rm -f .git/$r" &&
+       echo "warning: ignoring broken ref $r" >broken-err &&
+       git for-each-ref >out 2>err &&
+       test_cmp full-list out &&
+       test_cmp broken-err err
+'
+
+test_expect_success 'NULL_SHA1 refs are reported correctly' '
+       r=refs/heads/zeros &&
+       echo $ZEROS >.git/$r &&
+       test_when_finished "rm -f .git/$r" &&
+       echo "warning: ignoring broken ref $r" >zeros-err &&
+       git for-each-ref >out 2>err &&
+       test_cmp full-list out &&
+       test_cmp zeros-err err &&
+       git for-each-ref --format="%(objectname) %(refname)" >brief-out 2>brief-err &&
+       test_cmp brief-list brief-out &&
+       test_cmp zeros-err brief-err
+'
+
+test_expect_success 'Missing objects are reported correctly' '
+       r=refs/heads/missing &&
+       echo $MISSING >.git/$r &&
+       test_when_finished "rm -f .git/$r" &&
+       echo "fatal: missing object $MISSING for $r" >missing-err &&
+       test_must_fail git for-each-ref 2>err &&
+       test_cmp missing-err err &&
+       (
+               cat brief-list &&
+               echo "$MISSING $r"
+       ) | sort -k 2 >missing-brief-expected &&
+       git for-each-ref --format="%(objectname) %(refname)" >brief-out 2>brief-err &&
+       test_cmp missing-brief-expected brief-out &&
+       test_must_be_empty brief-err
+'
+
+test_done
index 051489e..31924b2 100755 (executable)
@@ -229,14 +229,36 @@ test_expect_success 'cleanup commit messages (scissors option,-F,-e)' '
        cat >text <<EOF &&
 
 # to be kept
+
+  # ------------------------ >8 ------------------------
+# to be kept, too
 # ------------------------ >8 ------------------------
 to be removed
+# ------------------------ >8 ------------------------
+to be removed, too
+EOF
+
+       cat >expect <<EOF &&
+# to be kept
+
+  # ------------------------ >8 ------------------------
+# to be kept, too
 EOF
-       echo "# to be kept" >expect &&
        git commit --cleanup=scissors -e -F text -a &&
        git cat-file -p HEAD |sed -e "1,/^\$/d">actual &&
        test_cmp expect actual
+'
 
+test_expect_success 'cleanup commit messages (scissors option,-F,-e, scissors on first line)' '
+
+       echo >>negative &&
+       cat >text <<EOF &&
+# ------------------------ >8 ------------------------
+to be removed
+EOF
+       git commit --cleanup=scissors -e -F text -a --allow-empty-message &&
+       git cat-file -p HEAD |sed -e "1,/^\$/d">actual &&
+       test_must_be_empty actual
 '
 
 test_expect_success 'cleanup commit messages (strip option,-F)' '
index 38cb165..078a472 100644 (file)
@@ -823,10 +823,11 @@ void wt_status_truncate_message_at_cut_line(struct strbuf *buf)
        const char *p;
        struct strbuf pattern = STRBUF_INIT;
 
-       strbuf_addf(&pattern, "%c %s", comment_line_char, cut_line);
-       p = strstr(buf->buf, pattern.buf);
-       if (p && (p == buf->buf || p[-1] == '\n'))
-               strbuf_setlen(buf, p - buf->buf);
+       strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
+       if (starts_with(buf->buf, pattern.buf + 1))
+               strbuf_setlen(buf, 0);
+       else if ((p = strstr(buf->buf, pattern.buf)))
+               strbuf_setlen(buf, p - buf->buf + 1);
        strbuf_release(&pattern);
 }