1 /*
2  * test-svn-fe: Code to exercise the svn import lib
3  */
4 
5 #include "git-compat-util.h"
6 #include "vcs-svn/svndump.h"
7 #include "vcs-svn/svndiff.h"
8 #include "vcs-svn/sliding_window.h"
9 #include "vcs-svn/line_buffer.h"
10 
11 static const char test_svnfe_usage[] =
12 	"test-svn-fe (<dumpfile> | [-d] <preimage> <delta> <len>)";
13 
apply_delta(int argc,const char ** argv)14 static int apply_delta(int argc, const char **argv)
15 {
16 	struct line_buffer preimage = LINE_BUFFER_INIT;
17 	struct line_buffer delta = LINE_BUFFER_INIT;
18 	struct sliding_view preimage_view = SLIDING_VIEW_INIT(&preimage, -1);
19 
20 	if (argc != 5)
21 		usage(test_svnfe_usage);
22 
23 	if (buffer_init(&preimage, argv[2]))
24 		die_errno("cannot open preimage");
25 	if (buffer_init(&delta, argv[3]))
26 		die_errno("cannot open delta");
27 	if (svndiff0_apply(&delta, (off_t) strtoumax(argv[4], NULL, 0),
28 					&preimage_view, stdout))
29 		return 1;
30 	if (buffer_deinit(&preimage))
31 		die_errno("cannot close preimage");
32 	if (buffer_deinit(&delta))
33 		die_errno("cannot close delta");
34 	strbuf_release(&preimage_view.buf);
35 	return 0;
36 }
37 
cmd_main(int argc,const char ** argv)38 int cmd_main(int argc, const char **argv)
39 {
40 	if (argc == 2) {
41 		if (svndump_init(argv[1]))
42 			return 1;
43 		svndump_read(NULL, "refs/heads/master", "refs/notes/svn/revs");
44 		svndump_deinit();
45 		svndump_reset();
46 		return 0;
47 	}
48 
49 	if (argc >= 2 && !strcmp(argv[1], "-d"))
50 		return apply_delta(argc, argv);
51 	usage(test_svnfe_usage);
52 }
53