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90 lines
2.1 KiB
90 lines
2.1 KiB
/* |
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* Copyright (c) 2005, 2006 Rene Scharfe |
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*/ |
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#include "cache.h" |
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#include "commit.h" |
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#include "tar.h" |
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#include "builtin.h" |
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#include "quote.h" |
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static const char tar_tree_usage[] = |
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"git-tar-tree [--remote=<repo>] <tree-ish> [basedir]\n" |
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"*** Note that this command is now deprecated; use git-archive instead."; |
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int cmd_tar_tree(int argc, const char **argv, const char *prefix) |
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{ |
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/* |
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* git-tar-tree is now a wrapper around git-archive --format=tar |
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* |
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* $0 --remote=<repo> arg... ==> |
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* git-archive --format=tar --remote=<repo> arg... |
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* $0 tree-ish ==> |
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* git-archive --format=tar tree-ish |
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* $0 tree-ish basedir ==> |
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* git-archive --format-tar --prefix=basedir tree-ish |
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*/ |
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int i; |
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const char **nargv = xcalloc(sizeof(*nargv), argc + 2); |
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char *basedir_arg; |
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int nargc = 0; |
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nargv[nargc++] = "git-archive"; |
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nargv[nargc++] = "--format=tar"; |
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if (2 <= argc && !(-prefixcmp(argv[1], "--remote="))) { |
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nargv[nargc++] = argv[1]; |
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argv++; |
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argc--; |
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} |
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switch (argc) { |
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default: |
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usage(tar_tree_usage); |
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break; |
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case 3: |
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/* base-path */ |
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basedir_arg = xmalloc(strlen(argv[2]) + 11); |
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sprintf(basedir_arg, "--prefix=%s/", argv[2]); |
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nargv[nargc++] = basedir_arg; |
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/* fallthru */ |
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case 2: |
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/* tree-ish */ |
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nargv[nargc++] = argv[1]; |
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} |
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nargv[nargc] = NULL; |
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fprintf(stderr, |
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"*** git-tar-tree is now deprecated.\n" |
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"*** Running git-archive instead.\n***"); |
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for (i = 0; i < nargc; i++) { |
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fputc(' ', stderr); |
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sq_quote_print(stderr, nargv[i]); |
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} |
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fputc('\n', stderr); |
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return cmd_archive(nargc, nargv, prefix); |
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} |
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/* ustar header + extended global header content */ |
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#define RECORDSIZE (512) |
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#define HEADERSIZE (2 * RECORDSIZE) |
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int cmd_get_tar_commit_id(int argc, const char **argv, const char *prefix) |
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{ |
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char buffer[HEADERSIZE]; |
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struct ustar_header *header = (struct ustar_header *)buffer; |
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char *content = buffer + RECORDSIZE; |
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ssize_t n; |
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n = read_in_full(0, buffer, HEADERSIZE); |
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if (n < HEADERSIZE) |
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die("git-get-tar-commit-id: read error"); |
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if (header->typeflag[0] != 'g') |
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return 1; |
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if (memcmp(content, "52 comment=", 11)) |
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return 1; |
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n = write_in_full(1, content + 11, 41); |
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if (n < 41) |
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die("git-get-tar-commit-id: write error"); |
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return 0; |
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}
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