2 * Copyright (c) 2006 Franck Bui-Huu
3 * Copyright (c) 2006 Rene Scharfe
8 #include "parse-options.h"
12 static void create_output_file(const char *output_file
)
14 int output_fd
= open(output_file
, O_CREAT
| O_WRONLY
| O_TRUNC
, 0666);
16 die_errno("could not create archive file '%s'", output_file
);
18 if (dup2(output_fd
, 1) < 0)
19 die_errno("could not redirect output");
25 static int run_remote_archiver(int argc
, const char **argv
,
26 const char *remote
, const char *exec
)
28 char *url
, buf
[LARGE_PACKET_MAX
];
29 int fd
[2], i
, len
, rv
;
30 struct child_process
*conn
;
32 url
= xstrdup(remote
);
33 conn
= git_connect(fd
, url
, exec
, 0);
35 for (i
= 1; i
< argc
; i
++)
36 packet_write(fd
[1], "argument %s\n", argv
[i
]);
39 len
= packet_read_line(fd
[0], buf
, sizeof(buf
));
41 die("git archive: expected ACK/NAK, got EOF");
42 if (buf
[len
-1] == '\n')
44 if (strcmp(buf
, "ACK")) {
45 if (len
> 5 && !prefixcmp(buf
, "NACK "))
46 die("git archive: NACK %s", buf
+ 5);
47 die("git archive: protocol error");
50 len
= packet_read_line(fd
[0], buf
, sizeof(buf
));
52 die("git archive: expected a flush");
54 /* Now, start reading from fd[0] and spit it out to stdout */
55 rv
= recv_sideband("archive", fd
[0], 1);
58 rv
|= finish_connect(conn
);
63 #define PARSE_OPT_KEEP_ALL ( PARSE_OPT_KEEP_DASHDASH | \
64 PARSE_OPT_KEEP_ARGV0 | \
65 PARSE_OPT_KEEP_UNKNOWN | \
66 PARSE_OPT_NO_INTERNAL_HELP )
68 int cmd_archive(int argc
, const char **argv
, const char *prefix
)
70 const char *exec
= "git-upload-archive";
71 const char *output
= NULL
;
72 const char *remote
= NULL
;
73 struct option local_opts
[] = {
74 OPT_STRING(0, "output", &output
, "file",
75 "write the archive to this file"),
76 OPT_STRING(0, "remote", &remote
, "repo",
77 "retrieve the archive from remote repository <repo>"),
78 OPT_STRING(0, "exec", &exec
, "cmd",
79 "path to the remote git-upload-archive command"),
83 argc
= parse_options(argc
, argv
, prefix
, local_opts
, NULL
,
87 create_output_file(output
);
90 return run_remote_archiver(argc
, argv
, remote
, exec
);
92 setvbuf(stderr
, NULL
, _IOLBF
, BUFSIZ
);
94 return write_archive(argc
, argv
, prefix
, 1);