From: Lars Schneider <larsxschneider@xxxxxxxxx>
packet_flush() would die in case of a write error even though for some callers
an error would be acceptable. Add packet_flush_gently() which writes a pkt-line
flush packet and returns `0` for success and `-1` for failure.
Signed-off-by: Lars Schneider <larsxschneider@xxxxxxxxx>
---
pkt-line.c | 6 ++++++
pkt-line.h | 1 +
2 files changed, 7 insertions(+)
diff --git a/pkt-line.c b/pkt-line.c
index a8207dd..e6a0924 100644
--- a/pkt-line.c
+++ b/pkt-line.c
@@ -92,6 +92,12 @@ void packet_flush(int fd)
write_or_die(fd, "0000", 4);
}
+int packet_flush_gently(int fd)
+{
+ packet_trace("0000", 4, 1);
+ return (write_in_full(fd, "0000", 4) == 4 ? 0 : -1);
+}
+
void packet_buf_flush(struct strbuf *buf)
{
packet_trace("0000", 4, 1);
diff --git a/pkt-line.h b/pkt-line.h
index 82676f4..b6c8bcd 100644
--- a/pkt-line.h
+++ b/pkt-line.h
@@ -23,6 +23,7 @@ void packet_flush(int fd);
void packet_write(int fd, const char *fmt, ...) __attribute__((format (printf, 2, 3)));
void packet_buf_flush(struct strbuf *buf);
void packet_buf_write(struct strbuf *buf, const char *fmt, ...) __attribute__((format (printf, 2, 3)));
+int packet_flush_gently(int fd);
int packet_write_gently_fmt(int fd, const char *fmt, ...) __attribute__((format (printf, 2, 3)));
/*
--
2.9.2
--
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