diff options
Diffstat (limited to 'builtin-archive.c')
| -rw-r--r-- | builtin-archive.c | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/builtin-archive.c b/builtin-archive.c deleted file mode 100644 index df97724696..0000000000 --- a/builtin-archive.c +++ /dev/null @@ -1,255 +0,0 @@ -/* - * Copyright (c) 2006 Franck Bui-Huu - * Copyright (c) 2006 Rene Scharfe - */ -#include "cache.h" -#include "builtin.h" -#include "archive.h" -#include "commit.h" -#include "tree-walk.h" -#include "pkt-line.h" -#include "sideband.h" - -static const char archive_usage[] = \ -"git archive --format=<fmt> [--prefix=<prefix>/] [--verbose] [<extra>] <tree-ish> [path...]"; - -#define USES_ZLIB_COMPRESSION 1 - -const struct archiver archivers[] = { - { "tar", write_tar_archive }, - { "zip", write_zip_archive, USES_ZLIB_COMPRESSION }, -}; - -static int run_remote_archiver(const char *remote, int argc, - const char **argv) -{ - char *url, buf[LARGE_PACKET_MAX]; - int fd[2], i, len, rv; - struct child_process *conn; - const char *exec = "git-upload-archive"; - int exec_at = 0; - - for (i = 1; i < argc; i++) { - const char *arg = argv[i]; - if (!prefixcmp(arg, "--exec=")) { - if (exec_at) - die("multiple --exec specified"); - exec = arg + 7; - exec_at = i; - break; - } - } - - url = xstrdup(remote); - conn = git_connect(fd, url, exec, 0); - - for (i = 1; i < argc; i++) { - if (i == exec_at) - continue; - packet_write(fd[1], "argument %s\n", argv[i]); - } - packet_flush(fd[1]); - - len = packet_read_line(fd[0], buf, sizeof(buf)); - if (!len) - die("git-archive: expected ACK/NAK, got EOF"); - if (buf[len-1] == '\n') - buf[--len] = 0; - if (strcmp(buf, "ACK")) { - if (len > 5 && !prefixcmp(buf, "NACK ")) - die("git-archive: NACK %s", buf + 5); - die("git-archive: protocol error"); - } - - len = packet_read_line(fd[0], buf, sizeof(buf)); - if (len) - die("git-archive: expected a flush"); - - /* Now, start reading from fd[0] and spit it out to stdout */ - rv = recv_sideband("archive", fd[0], 1, 2); - close(fd[0]); - close(fd[1]); - rv |= finish_connect(conn); - - return !!rv; -} - -static const struct archiver *lookup_archiver(const char *name) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(archivers); i++) { - if (!strcmp(name, archivers[i].name)) - return &archivers[i]; - } - return NULL; -} - -void parse_pathspec_arg(const char **pathspec, struct archiver_args *ar_args) -{ - ar_args->pathspec = get_pathspec(ar_args->base, pathspec); -} - -void parse_treeish_arg(const char **argv, struct archiver_args *ar_args, - const char *prefix) -{ - const char *name = argv[0]; - const unsigned char *commit_sha1; - time_t archive_time; - struct tree *tree; - const struct commit *commit; - unsigned char sha1[20]; - - if (get_sha1(name, sha1)) - die("Not a valid object name"); - - commit = lookup_commit_reference_gently(sha1, 1); - if (commit) { - commit_sha1 = commit->object.sha1; - archive_time = commit->date; - } else { - commit_sha1 = NULL; - archive_time = time(NULL); - } - - tree = parse_tree_indirect(sha1); - if (tree == NULL) - die("not a tree object"); - - if (prefix) { - unsigned char tree_sha1[20]; - unsigned int mode; - int err; - - err = get_tree_entry(tree->object.sha1, prefix, - tree_sha1, &mode); - if (err || !S_ISDIR(mode)) - die("current working directory is untracked"); - - tree = parse_tree_indirect(tree_sha1); - } - ar_args->tree = tree; - ar_args->commit_sha1 = commit_sha1; - ar_args->commit = commit; - ar_args->time = archive_time; -} - -int parse_archive_args(int argc, const char **argv, const struct archiver **ar, - struct archiver_args *args) -{ - const char *format = "tar"; - const char *base = ""; - int compression_level = -1; - int verbose = 0; - int i; - - for (i = 1; i < argc; i++) { - const char *arg = argv[i]; - - if (!strcmp(arg, "--list") || !strcmp(arg, "-l")) { - for (i = 0; i < ARRAY_SIZE(archivers); i++) - printf("%s\n", archivers[i].name); - exit(0); - } - if (!strcmp(arg, "--verbose") || !strcmp(arg, "-v")) { - verbose = 1; - continue; - } - if (!prefixcmp(arg, "--format=")) { - format = arg + 9; - continue; - } - if (!prefixcmp(arg, "--prefix=")) { - base = arg + 9; - continue; - } - if (!strcmp(arg, "--")) { - i++; - break; - } - if (arg[0] == '-' && isdigit(arg[1]) && arg[2] == '\0') { - compression_level = arg[1] - '0'; - continue; - } - if (arg[0] == '-') - die("Unknown argument: %s", arg); - break; - } - - /* We need at least one parameter -- tree-ish */ - if (argc - 1 < i) - usage(archive_usage); - *ar = lookup_archiver(format); - if (!*ar) - die("Unknown archive format '%s'", format); - - args->compression_level = Z_DEFAULT_COMPRESSION; - if (compression_level != -1) { - if ((*ar)->flags & USES_ZLIB_COMPRESSION) - args->compression_level = compression_level; - else { - die("Argument not supported for format '%s': -%d", - format, compression_level); - } - } - args->verbose = verbose; - args->base = base; - args->baselen = strlen(base); - - return i; -} - -static const char *extract_remote_arg(int *ac, const char **av) -{ - int ix, iy, cnt = *ac; - int no_more_options = 0; - const char *remote = NULL; - - for (ix = iy = 1; ix < cnt; ix++) { - const char *arg = av[ix]; - if (!strcmp(arg, "--")) - no_more_options = 1; - if (!no_more_options) { - if (!prefixcmp(arg, "--remote=")) { - if (remote) - die("Multiple --remote specified"); - remote = arg + 9; - continue; - } - if (arg[0] != '-') - no_more_options = 1; - } - if (ix != iy) - av[iy] = arg; - iy++; - } - if (remote) { - av[--cnt] = NULL; - *ac = cnt; - } - return remote; -} - -int cmd_archive(int argc, const char **argv, const char *prefix) -{ - const struct archiver *ar = NULL; - struct archiver_args args; - int tree_idx; - const char *remote = NULL; - - remote = extract_remote_arg(&argc, argv); - if (remote) - return run_remote_archiver(remote, argc, argv); - - setvbuf(stderr, NULL, _IOLBF, BUFSIZ); - - tree_idx = parse_archive_args(argc, argv, &ar, &args); - if (prefix == NULL) - prefix = setup_git_directory(); - - argv += tree_idx; - parse_treeish_arg(argv, &args, prefix); - parse_pathspec_arg(argv + 1, &args); - - return ar->write_archive(&args); -} |