[PATCH 06/15] commit.c: report error on failure to fopen() the graft file

[Nguyễn Thái Ngọc Duy]

Suppressing the error (because the command requires --quiet) is not a
concern because we already call error() just a couple lines down.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
 commit.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/commit.c b/commit.c
index 73c78c2b80..8726225a7c 100644
--- a/commit.c
+++ b/commit.c
@@ -169,8 +169,11 @@ static int read_graft_file(const char *graft_file)
 {
        FILE *fp = fopen(graft_file, "r");
        struct strbuf buf = STRBUF_INIT;
-       if (!fp)
+       if (!fp) {
+               if (errno != ENOENT)
+                       warn_on_inaccessible(graft_file);
                return -1;
+       }
        while (!strbuf_getwholeline(&buf, fp, '\n')) {
                /* The format is just "Commit Parent1 Parent2 ...\n" */
                struct commit_graft *graft = read_graft_line(buf.buf, buf.len);
-- 
2.11.0.157.gd943d85