Signed-off-by: Pierre Habouzit <madcoder@debian.org>
---
 convert.c |   33 +++++++++++++--------------------
 1 files changed, 13 insertions(+), 20 deletions(-)

diff --git a/convert.c b/convert.c
index aa95834..2b90010 100644
--- a/convert.c
+++ b/convert.c
@@ -85,6 +85,7 @@ static int crlf_to_git(const char *path, const char *src, size_t len,
 {
 	struct text_stat stats;
 	char *dst;
+	void *tmp;
 
 	if ((action == CRLF_BINARY) || !auto_crlf || !len)
 		return 0;
@@ -110,9 +111,7 @@ static int crlf_to_git(const char *path, const char *src, size_t len,
 			return 0;
 	}
 
-	/* only grow if not in place */
-	if (strbuf_avail(buf) + buf->len < len)
-		strbuf_grow(buf, len - buf->len);
+	tmp = strbuf_start_filter(buf, src, len);
 	dst = buf->buf;
 	if (action == CRLF_GUESS) {
 		/*
@@ -133,13 +132,14 @@ static int crlf_to_git(const char *path, const char *src, size_t len,
 		} while (--len);
 	}
 	strbuf_setlen(buf, dst - buf->buf);
+	strbuf_end_filter(tmp);
 	return 1;
 }
 
 static int crlf_to_worktree(const char *path, const char *src, size_t len,
                             struct strbuf *buf, int action)
 {
-	char *to_free = NULL;
+	void *to_free;
 	struct text_stat stats;
 
 	if ((action == CRLF_BINARY) || (action == CRLF_INPUT) ||
@@ -168,10 +168,7 @@ static int crlf_to_worktree(const char *path, const char *src, size_t len,
 			return 0;
 	}
 
-	/* are we "faking" in place editing ? */
-	if (src == buf->buf)
-		to_free = strbuf_detach(buf, NULL);
-
+	to_free = strbuf_start_filter(buf, src, -1);
 	strbuf_grow(buf, len + stats.lf - stats.crlf);
 	for (;;) {
 		const char *nl = memchr(src, '\n', len);
@@ -187,8 +184,7 @@ static int crlf_to_worktree(const char *path, const char *src, size_t len,
 		src  = nl + 1;
 	}
 	strbuf_add(buf, src, len);
-
-	free(to_free);
+	strbuf_end_filter(to_free);
 	return 1;
 }
 
@@ -418,14 +414,13 @@ static int count_ident(const char *cp, unsigned long size)
 static int ident_to_git(const char *path, const char *src, size_t len,
                         struct strbuf *buf, int ident)
 {
+	void *tmp;
 	char *dst, *dollar;
 
 	if (!ident || !count_ident(src, len))
 		return 0;
 
-	/* only grow if not in place */
-	if (strbuf_avail(buf) + buf->len < len)
-		strbuf_grow(buf, len - buf->len);
+	tmp = strbuf_start_filter(buf, src, len);
 	dst = buf->buf;
 	for (;;) {
 		dollar = memchr(src, '$', len);
@@ -448,6 +443,7 @@ static int ident_to_git(const char *path, const char *src, size_t len,
 	}
 	memcpy(dst, src, len);
 	strbuf_setlen(buf, dst + len - buf->buf);
+	strbuf_end_filter(tmp);
 	return 1;
 }
 
@@ -455,7 +451,8 @@ static int ident_to_worktree(const char *path, const char *src, size_t len,
                              struct strbuf *buf, int ident)
 {
 	unsigned char sha1[20];
-	char *to_free = NULL, *dollar;
+	void *to_free;
+	char *dollar;
 	int cnt;
 
 	if (!ident)
@@ -464,12 +461,9 @@ static int ident_to_worktree(const char *path, const char *src, size_t len,
 	cnt = count_ident(src, len);
 	if (!cnt)
 		return 0;
-
-	/* are we "faking" in place editing ? */
-	if (src == buf->buf)
-		to_free = strbuf_detach(buf, NULL);
 	hash_sha1_file(src, len, "blob", sha1);
 
+	to_free = strbuf_start_filter(buf, src, -1);
 	strbuf_grow(buf, len + cnt * 43);
 	for (;;) {
 		/* step 1: run to the next '$' */
@@ -512,8 +506,7 @@ static int ident_to_worktree(const char *path, const char *src, size_t len,
 		strbuf_addstr(buf, " $");
 	}
 	strbuf_add(buf, src, len);
-
-	free(to_free);
+	strbuf_end_filter(to_free);
 	return 1;
 }
 
-- 
1.5.3.4.208.gc1d91-dirty

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