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-rw-r--r--Documentation/config.txt5
-rw-r--r--fsck.c14
-rwxr-xr-xt/t5504-fetch-receive-strict.sh19
3 files changed, 33 insertions, 5 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt
index 161ffe259e..0906db3a99 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1712,8 +1712,9 @@ will only cause git to warn.
fsck.skipList::
The path to a list of object names (i.e. one unabbreviated SHA-1 per
line) that are known to be broken in a non-fatal way and should
- be ignored. Comments ('#') and empty lines are not supported, and
- will error out.
+ be ignored. On versions of Git 2.20 and later comments ('#'), empty
+ lines, and any leading and trailing whitespace is ignored. Everything
+ but a SHA-1 per line will error out on older versions.
+
This feature is useful when an established project should be accepted
despite early commits containing errors that can be safely ignored
diff --git a/fsck.c b/fsck.c
index 4c643f1d40..859b050b05 100644
--- a/fsck.c
+++ b/fsck.c
@@ -190,6 +190,20 @@ static void init_skiplist(struct fsck_options *options, const char *path)
die("Could not open skip list: %s", path);
while (!strbuf_getline(&sb, fp)) {
const char *p;
+ const char *hash;
+
+ /*
+ * Allow trailing comments, leading whitespace
+ * (including before commits), and empty or whitespace
+ * only lines.
+ */
+ hash = strchr(sb.buf, '#');
+ if (hash)
+ strbuf_setlen(&sb, hash - sb.buf);
+ strbuf_trim(&sb);
+ if (!sb.len)
+ continue;
+
if (parse_oid_hex(sb.buf, &oid, &p) || *p != '\0')
die("Invalid SHA-1: %s", sb.buf);
oidset_insert(&options->skiplist, &oid);
diff --git a/t/t5504-fetch-receive-strict.sh b/t/t5504-fetch-receive-strict.sh
index d67ab37321..7bc706873c 100755
--- a/t/t5504-fetch-receive-strict.sh
+++ b/t/t5504-fetch-receive-strict.sh
@@ -169,20 +169,20 @@ test_expect_success 'fsck with invalid or bogus skipList input' '
test_i18ngrep "Invalid SHA-1: \[core\]" err
'
-test_expect_success 'fsck with invalid or bogus skipList input (comments & empty lines)' '
+test_expect_success 'fsck with other accepted skipList input (comments & empty lines)' '
cat >SKIP.with-comment <<-EOF &&
# Some bad commit
0000000000000000000000000000000000000001
EOF
test_must_fail git -c fsck.skipList=SKIP.with-comment fsck 2>err-with-comment &&
- test_i18ngrep "^fatal: Invalid SHA-1: # Some bad commit$" err-with-comment &&
+ test_i18ngrep "missingEmail" err-with-comment &&
cat >SKIP.with-empty-line <<-EOF &&
0000000000000000000000000000000000000001
0000000000000000000000000000000000000002
EOF
test_must_fail git -c fsck.skipList=SKIP.with-empty-line fsck 2>err-with-empty-line &&
- test_i18ngrep "^fatal: Invalid SHA-1: " err-with-empty-line
+ test_i18ngrep "missingEmail" err-with-empty-line
'
test_expect_success 'fsck no garbage output from comments & empty lines errors' '
@@ -196,6 +196,19 @@ test_expect_success 'fsck with invalid abbreviated skipList input' '
test_i18ngrep "^fatal: Invalid SHA-1: " err-abbreviated
'
+test_expect_success 'fsck with exhaustive accepted skipList input (various types of comments etc.)' '
+ >SKIP.exhaustive &&
+ echo "# A commented line" >>SKIP.exhaustive &&
+ echo "" >>SKIP.exhaustive &&
+ echo " " >>SKIP.exhaustive &&
+ echo " # Comment after whitespace" >>SKIP.exhaustive &&
+ echo "$commit # Our bad commit (with leading whitespace and trailing comment)" >>SKIP.exhaustive &&
+ echo "# Some bad commit (leading whitespace)" >>SKIP.exhaustive &&
+ echo " 0000000000000000000000000000000000000001" >>SKIP.exhaustive &&
+ git -c fsck.skipList=SKIP.exhaustive fsck 2>err &&
+ test_must_be_empty err
+'
+
test_expect_success 'push with receive.fsck.skipList' '
git push . $commit:refs/heads/bogus &&
rm -rf dst &&