X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=pkt-line.c;h=c1e81f976f26726db2432f72f7356087a6e3a7d8;hb=29561ad0adadf4884858c209bb22b41d8d9a66ba;hp=bb3bab05cd203e114b24b778cb5f55218abdec95;hpb=3d990f110c2e5b8df83f6ab3ef83497f43c7fd47;p=git.git

diff --git a/pkt-line.c b/pkt-line.c
index bb3bab05c..c1e81f976 100644
--- a/pkt-line.c
+++ b/pkt-line.c
@@ -16,12 +16,13 @@
  * The writing side could use stdio, but since the reading
  * side can't, we stay with pure read/write interfaces.
  */
-static void safe_write(int fd, const void *buf, unsigned n)
+ssize_t safe_write(int fd, const void *buf, ssize_t n)
 {
+	ssize_t nn = n;
 	while (n) {
 		int ret = xwrite(fd, buf, n);
 		if (ret > 0) {
-			buf += ret;
+			buf = (char *) buf + ret;
 			n -= ret;
 			continue;
 		}
@@ -29,6 +30,7 @@ static void safe_write(int fd, const void *buf, unsigned n)
 			die("write error (disk full?)");
 		die("write error (%s)", strerror(errno));
 	}
+	return nn;
 }
 
 /*
@@ -66,7 +68,7 @@ static void safe_read(int fd, void *buffer, unsigned size)
 	int n = 0;
 
 	while (n < size) {
-		int ret = xread(fd, buffer + n, size - n);
+		int ret = xread(fd, (char *) buffer + n, size - n);
 		if (ret < 0)
 			die("read error (%s)", strerror(errno));
 		if (!ret)