Includes test cases.
Signed-off-by: Joey Hess <[email protected]>
---
sha1_file.c | 42 ++++++++++++++++++++++++++++++++++++------
t/t0021-conversion.sh | 36 ++++++++++++++++++++++++++++++++++++
2 files changed, 72 insertions(+), 6 deletions(-)
diff --git a/sha1_file.c b/sha1_file.c
index d5e1121..8df86a0 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -3329,6 +3329,29 @@ static int index_stream_convert_blob(unsigned char
*sha1, int fd,
return ret;
}
+static int index_from_file_convert_blob(unsigned char *sha1,
+ const char *path, unsigned flags)
+{
+ int ret;
+ const int write_object = flags & HASH_WRITE_OBJECT;
+ struct strbuf sbuf = STRBUF_INIT;
+
+ assert(path);
+ assert(can_clean_from_file(path));
+
+ convert_to_git_filter_from_file(path, &sbuf,
+ write_object ? safe_crlf : SAFE_CRLF_FALSE);
+
+ if (write_object)
+ ret = write_sha1_file(sbuf.buf, sbuf.len, typename(OBJ_BLOB),
+ sha1);
+ else
+ ret = hash_sha1_file(sbuf.buf, sbuf.len, typename(OBJ_BLOB),
+ sha1);
+ strbuf_release(&sbuf);
+ return ret;
+}
+
static int index_pipe(unsigned char *sha1, int fd, enum object_type type,
const char *path, unsigned flags)
{
@@ -3421,12 +3444,19 @@ int index_path(unsigned char *sha1, const char *path,
struct stat *st, unsigned
switch (st->st_mode & S_IFMT) {
case S_IFREG:
- fd = open(path, O_RDONLY);
- if (fd < 0)
- return error_errno("open(\"%s\")", path);
- if (index_fd(sha1, fd, st, OBJ_BLOB, path, flags) < 0)
- return error("%s: failed to insert into database",
- path);
+ if (can_clean_from_file(path)) {
+ if (index_from_file_convert_blob(sha1, path, flags) < 0)
+ return error("%s: failed to insert into
database",
+ path);
+ }
+ else {
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ return error_errno("open(\"%s\")", path);
+ if (index_fd(sha1, fd, st, OBJ_BLOB, path, flags) < 0)
+ return error("%s: failed to insert into
database",
+ path);
+ }
break;
case S_IFLNK:
if (strbuf_readlink(&sb, path, st->st_size))
diff --git a/t/t0021-conversion.sh b/t/t0021-conversion.sh
index 7bac2bc..1043ea5 100755
--- a/t/t0021-conversion.sh
+++ b/t/t0021-conversion.sh
@@ -12,6 +12,14 @@ tr \
EOF
chmod +x rot13.sh
+cat <<EOF >rot13-from-file.sh
+#!$SHELL_PATH
+fsfile="\$1"
+touch rot13-from-file.ran
+cat "\$fsfile" | ./rot13.sh
+EOF
+chmod +x rot13-from-file.sh
+
test_expect_success setup '
git config filter.rot13.smudge ./rot13.sh &&
git config filter.rot13.clean ./rot13.sh &&
@@ -268,4 +276,32 @@ test_expect_success 'disable filter with empty override' '
test_must_be_empty err
'
+test_expect_success 'clean-from-file filter is used when adding a file' '
+ test_config filter.rot13.clean-from-file "./rot13-from-file.sh %p" &&
+
+ echo "*.t filter=rot13" >.gitattributes &&
+
+ cat test.t >fstest.t &&
+ git add fstest.t &&
+ test -e rot13-from-file.ran &&
+ rm -f rot13-from-file.ran &&
+
+ rm -f fstest.t &&
+ git checkout -- fstest.t &&
+ cmp test.t fstest.t
+'
+
+test_expect_success 'clean-from-file filter is not used when clean filter is
not configured' '
+ test_config filter.no.smudge ./rot13.sh &&
+ test_config filter.no.clean-from-file "./rot13-from-file.sh %p" &&
+
+ echo "*.no filter=no" >.gitattributes &&
+
+ cat test.t >test.no &&
+ git add test.no &&
+ test ! -e rot13-from-file.ran &&
+ git cat-file blob :test.no >actual &&
+ cmp test.t actual
+'
+
test_done
--
2.9.0.4.g2856e74.dirty
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