combine-diff: better hunk splitting.

diff --git a/mktag.c b/mktag.c
index 97e270a5761f071aeb3666b595b5cd6a8cbd4098..fc6a9bf5f34158605add585439848367deaefac5 100644 (file)
--- a/mktag.c
+++ b/mktag.c
@@ -116,14 +116,9 @@ int main(int argc, char **argv)
        // Read the signature
        size = 0;
        for (;;) {
-               int ret = read(0, buffer + size, MAXSIZE - size);
-               if (!ret)
+               int ret = xread(0, buffer + size, MAXSIZE - size);
+               if (ret <= 0)
                        break;
-               if (ret < 0) {
-                       if (errno == EAGAIN)
-                               continue;
-                       break;
-               }
                size += ret;
        }