[PATCH v6 2/2] name-rev.c: use strbuf_getline instead of limited size buffer

["John Cai via GitGitGadget" <gitgitgadget@gmail.com>]

From: John Cai <johncai86@gmail.com>

Using a buffer limited to 2048 is unnecessarily limiting. Switch to
using a string buffer to read in stdin for annotation.

Signed-off-by: "John Cai" <johncai86@gmail.com>
---
 builtin/name-rev.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/builtin/name-rev.c b/builtin/name-rev.c
index 4941cfb4340..7164b54cb79 100644
--- a/builtin/name-rev.c
+++ b/builtin/name-rev.c
@@ -623,14 +623,13 @@ int cmd_name_rev(int argc, const char **argv, const char *prefix)
 	name_tips();
 
 	if (annotate_stdin) {
-		char buffer[2048];
+		struct strbuf sb = STRBUF_INIT;
 
-		while (!feof(stdin)) {
-			char *p = fgets(buffer, sizeof(buffer), stdin);
-			if (!p)
-				break;
-			name_rev_line(p, &data);
+		while (strbuf_getline(&sb, stdin) != EOF) {
+			strbuf_addch(&sb, '\n');
+			name_rev_line(sb.buf, &data);
 		}
+		strbuf_release(&sb);
 	} else if (all) {
 		int i, max;
 
-- 
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