[WIP/RFC 02/23] convert: convert crlf_to_git to take an index

[Brandon Williams <bmwill@google.com>]

Signed-off-by: Brandon Williams <bmwill@google.com>
---
 convert.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/convert.c b/convert.c
index b1b90d6e6..f5773cfe1 100644
--- a/convert.c
+++ b/convert.c
@@ -217,13 +217,13 @@ static void check_safe_crlf(const char *path, enum crlf_action crlf_action,
 	}
 }
 
-static int has_cr_in_index(const char *path)
+static int has_cr_in_index(const struct index_state *istate, const char *path)
 {
 	unsigned long sz;
 	void *data;
 	int has_cr;
 
-	data = read_blob_data_from_cache(path, &sz);
+	data = read_blob_data_from_index(istate, path, &sz);
 	if (!data)
 		return 0;
 	has_cr = memchr(data, '\r', sz) != NULL;
@@ -253,7 +253,8 @@ static int will_convert_lf_to_crlf(size_t len, struct text_stat *stats,
 
 }
 
-static int crlf_to_git(const char *path, const char *src, size_t len,
+static int crlf_to_git(const struct index_state *istate,
+		       const char *path, const char *src, size_t len,
 		       struct strbuf *buf,
 		       enum crlf_action crlf_action, enum safe_crlf checksafe)
 {
@@ -285,7 +286,8 @@ static int crlf_to_git(const char *path, const char *src, size_t len,
 		 * unless we want to renormalize in a merge or
 		 * cherry-pick.
 		 */
-		if ((checksafe != SAFE_CRLF_RENORMALIZE) && has_cr_in_index(path))
+		if ((checksafe != SAFE_CRLF_RENORMALIZE) &&
+		    has_cr_in_index(istate, path))
 			convert_crlf_into_lf = 0;
 	}
 	if ((checksafe == SAFE_CRLF_WARN ||
@@ -1193,7 +1195,7 @@ int convert_to_git(const char *path, const char *src, size_t len,
 		src = dst->buf;
 		len = dst->len;
 	}
-	ret |= crlf_to_git(path, src, len, dst, ca.crlf_action, checksafe);
+	ret |= crlf_to_git(&the_index, path, src, len, dst, ca.crlf_action, checksafe);
 	if (ret && dst) {
 		src = dst->buf;
 		len = dst->len;
@@ -1213,7 +1215,7 @@ void convert_to_git_filter_fd(const char *path, int fd, struct strbuf *dst,
 	if (!apply_filter(path, NULL, 0, fd, dst, ca.drv, CAP_CLEAN))
 		die("%s: clean filter '%s' failed", path, ca.drv->name);
 
-	crlf_to_git(path, dst->buf, dst->len, dst, ca.crlf_action, checksafe);
+	crlf_to_git(&the_index, path, dst->buf, dst->len, dst, ca.crlf_action, checksafe);
 	ident_to_git(path, dst->buf, dst->len, dst, ca.ident);
 }
 
-- 
2.13.0.303.g4ebf302169-goog