Add for_each_commit_graft() to iterate all grafts

diff --git a/vcs-svn/line_buffer.h b/vcs-svn/line_buffer.h
index 96ce966a229110e6775cd33ee01a93d5f133404e..d0b22dda76e8a193f15fa5483abd217cdde101da 100644 (file)
--- a/vcs-svn/line_buffer.h
+++ b/vcs-svn/line_buffer.h
@@ -7,10 +7,9 @@
 
 struct line_buffer {
        char line_buffer[LINE_BUFFER_LEN];
-       struct strbuf blob_buffer;
        FILE *infile;
 };
-#define LINE_BUFFER_INIT {"", STRBUF_INIT, NULL}
+#define LINE_BUFFER_INIT { "", NULL }
 
 int buffer_init(struct line_buffer *buf, const char *filename);
 int buffer_fdinit(struct line_buffer *buf, int fd);
@@ -21,11 +20,12 @@ int buffer_tmpfile_init(struct line_buffer *buf);
 FILE *buffer_tmpfile_rewind(struct line_buffer *buf);  /* prepare to write. */
 long buffer_tmpfile_prepare_to_read(struct line_buffer *buf);
 
+int buffer_ferror(struct line_buffer *buf);
 char *buffer_read_line(struct line_buffer *buf);
-char *buffer_read_string(struct line_buffer *buf, uint32_t len);
 int buffer_read_char(struct line_buffer *buf);
 void buffer_read_binary(struct line_buffer *buf, struct strbuf *sb, uint32_t len);
-void buffer_copy_bytes(struct line_buffer *buf, uint32_t len);
-void buffer_skip_bytes(struct line_buffer *buf, uint32_t len);
+/* Returns number of bytes read (not necessarily written). */
+off_t buffer_copy_bytes(struct line_buffer *buf, off_t len);
+off_t buffer_skip_bytes(struct line_buffer *buf, off_t len);
 
 #endif