updated for version 7.2-170
diff --git a/src/buffer.c b/src/buffer.c
index e9243d4..4da9d63 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -1678,9 +1678,10 @@
buf->b_fname = buf->b_sfname;
#ifdef UNIX
if (st.st_dev == (dev_T)-1)
- buf->b_dev = -1;
+ buf->b_dev_valid = FALSE;
else
{
+ buf->b_dev_valid = TRUE;
buf->b_dev = st.st_dev;
buf->b_ino = st.st_ino;
}
@@ -2693,9 +2694,10 @@
buf->b_fname = buf->b_sfname;
#ifdef UNIX
if (st.st_dev == (dev_T)-1)
- buf->b_dev = -1;
+ buf->b_dev_valid = FALSE;
else
{
+ buf->b_dev_valid = TRUE;
buf->b_dev = st.st_dev;
buf->b_ino = st.st_ino;
}
@@ -2889,7 +2891,7 @@
/* If no struct stat given, get it now */
if (stp == NULL)
{
- if (buf->b_dev < 0 || mch_stat((char *)ffname, &st) < 0)
+ if (!buf->b_dev_valid || mch_stat((char *)ffname, &st) < 0)
st.st_dev = (dev_T)-1;
stp = &st;
}
@@ -2926,11 +2928,12 @@
if (buf->b_fname != NULL && mch_stat((char *)buf->b_fname, &st) >= 0)
{
+ buf->b_dev_valid = TRUE;
buf->b_dev = st.st_dev;
buf->b_ino = st.st_ino;
}
else
- buf->b_dev = -1;
+ buf->b_dev_valid = FALSE;
}
/*
@@ -2941,7 +2944,7 @@
buf_T *buf;
struct stat *stp;
{
- return (buf->b_dev >= 0
+ return (buf->b_dev_valid
&& stp->st_dev == buf->b_dev
&& stp->st_ino == buf->b_ino);
}