sequencer: make read_oneliner() extern

The function read_oneliner() is a generally useful util function.
Instead of hiding it as a static function within sequencer.c, extern it
so that it can be reused by others.

This patch is best viewed with --color-moved.

Signed-off-by: Denton Liu <liu.denton@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 13 deletions

diff --git a/sequencer.c b/sequencer.c
index 32cc289da3..0d98ddc33c 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -419,19 +419,7 @@ static int write_message(const void *buf, size_t len, const char *filename,
 	return 0;
 }
 
-#define READ_ONELINER_SKIP_IF_EMPTY (1 << 0)
-#define READ_ONELINER_WARN_MISSING (1 << 1)
-
-/*
- * Reads a file that was presumably written by a shell script, i.e. with an
- * end-of-line marker that needs to be stripped.
- *
- * Note that only the last end-of-line marker is stripped, consistent with the
- * behavior of "$(cat path)" in a shell script.
- *
- * Returns 1 if the file was read, 0 if it could not be read or does not exist.
- */
-static int read_oneliner(struct strbuf *buf,
+int read_oneliner(struct strbuf *buf,
 	const char *path, unsigned flags)
 {
 	int orig_len = buf->len;