[PATCH] strbuf: move strbuf_readline_fd() from bundle.c to strbuf.{c,h}

[徐迪 <xudifsd@xxxxxxxxx>]

strbuf_readline_fd() existed in bundle.c since e9ee84cf, but this
function can be used elsewhere, and since it's relevant to strbuf, it
should be in strbuf.{c,h}.

Signed-off-by: Xu Di <xudifsd@xxxxxxxxx>
---
 bundle.c |   18 +-----------------
 strbuf.c |   16 ++++++++++++++++
 strbuf.h |    1 +
 3 files changed, 18 insertions(+), 17 deletions(-)

diff --git a/bundle.c b/bundle.c
index b8acf3c..9344a91 100644
--- a/bundle.c
+++ b/bundle.c
@@ -7,6 +7,7 @@
 #include "list-objects.h"
 #include "run-command.h"
 #include "refs.h"
+#include "strbuf.h"

 static const char bundle_signature[] = "# v2 git bundle\n";

@@ -23,23 +24,6 @@ static void add_to_ref_list(const unsigned char
*sha1, const char *name,
 	list->nr++;
 }

-/* Eventually this should go to strbuf.[ch] */
-static int strbuf_readline_fd(struct strbuf *sb, int fd)
-{
-	strbuf_reset(sb);
-
-	while (1) {
-		char ch;
-		ssize_t len = xread(fd, &ch, 1);
-		if (len <= 0)
-			return len;
-		strbuf_addch(sb, ch);
-		if (ch == '\n')
-			break;
-	}
-	return 0;
-}
-
 static int parse_bundle_header(int fd, struct bundle_header *header,
 			       const char *report_path)
 {
diff --git a/strbuf.c b/strbuf.c
index ff0b96b..7532a13 100644
--- a/strbuf.c
+++ b/strbuf.c
@@ -282,6 +282,22 @@ void strbuf_addbuf_percentquote(struct strbuf
*dst, const struct strbuf *src)
 	}
 }

+int strbuf_readline_fd(struct strbuf *sb, int fd)
+{
+	strbuf_reset(sb);
+
+	while (1) {
+		char ch;
+		ssize_t len = xread(fd, &ch, 1);
+		if (len <= 0)
+			return len;
+		strbuf_addch(sb, ch);
+		if (ch == '\n')
+			break;
+	}
+	return 0;
+}
+
 size_t strbuf_fread(struct strbuf *sb, size_t size, FILE *f)
 {
 	size_t res;
diff --git a/strbuf.h b/strbuf.h
index fbf059f..ecebd11 100644
--- a/strbuf.h
+++ b/strbuf.h
@@ -109,6 +109,7 @@ static inline void strbuf_complete_line(struct strbuf *sb)
 }

 extern size_t strbuf_fread(struct strbuf *, size_t, FILE *);
+extern int strbuf_readline_fd(struct strbuf *sb, int fd);
 /* XXX: if read fails, any partial read is undone */
 extern ssize_t strbuf_read(struct strbuf *, int fd, size_t hint);
 extern int strbuf_read_file(struct strbuf *sb, const char *path, size_t hint);
-- 
1.7.8.1.749.gb6b3b
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