Noticed by Florian Forster: Use a char pointer when adding offsets,
because void pointer arithmetic is a GNU extension. Const'ify the
function arguments while we're at it.
Signed-off-by: Rene Scharfe <rene.scharfe@xxxxxxxxxxxxxx>
---
builtin-tar-tree.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/builtin-tar-tree.c b/builtin-tar-tree.c
index f646c5b..03dd8be 100644
--- a/builtin-tar-tree.c
+++ b/builtin-tar-tree.c
@@ -22,8 +22,10 @@ static unsigned long offset;
static time_t archive_time;
/* tries hard to write, either succeeds or dies in the attempt */
-static void reliable_write(void *buf, unsigned long size)
+static void reliable_write(const void *data, unsigned long size)
{
+ const char *buf = data;
+
while (size > 0) {
long ret = xwrite(1, buf, size);
if (ret < 0) {
@@ -51,8 +53,9 @@ static void write_if_needed(void)
* queues up writes, so that all our write(2) calls write exactly one
* full block; pads writes to RECORDSIZE
*/
-static void write_blocked(void *buf, unsigned long size)
+static void write_blocked(const void *data, unsigned long size)
{
+ const char *buf = data;
unsigned long tail;
if (offset) {
--
1.4.0
-
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