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Diffstat (limited to 'vcs-svn/line_buffer.c')
-rw-r--r--vcs-svn/line_buffer.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/vcs-svn/line_buffer.c b/vcs-svn/line_buffer.c
index 39d52b88b7..33e733a04c 100644
--- a/vcs-svn/line_buffer.c
+++ b/vcs-svn/line_buffer.c
@@ -104,20 +104,20 @@ void buffer_read_binary(struct line_buffer *buf,
strbuf_fread(sb, size, buf->infile);
}
-void buffer_copy_bytes(struct line_buffer *buf, off_t len)
+off_t buffer_copy_bytes(struct line_buffer *buf, off_t nbytes)
{
char byte_buffer[COPY_BUFFER_LEN];
- uint32_t in;
- while (len > 0 && !feof(buf->infile) && !ferror(buf->infile)) {
- in = len < COPY_BUFFER_LEN ? len : COPY_BUFFER_LEN;
+ off_t done = 0;
+ while (done < nbytes && !feof(buf->infile) && !ferror(buf->infile)) {
+ off_t len = nbytes - done;
+ size_t in = len < COPY_BUFFER_LEN ? len : COPY_BUFFER_LEN;
in = fread(byte_buffer, 1, in, buf->infile);
- len -= in;
+ done += in;
fwrite(byte_buffer, 1, in, stdout);
- if (ferror(stdout)) {
- buffer_skip_bytes(buf, len);
- return;
- }
+ if (ferror(stdout))
+ return done + buffer_skip_bytes(buf, nbytes - done);
}
+ return done;
}
off_t buffer_skip_bytes(struct line_buffer *buf, off_t nbytes)