| /* |
| Copyright 2020 Google LLC |
| |
| Use of this source code is governed by a BSD-style |
| license that can be found in the LICENSE file or at |
| https://developers.google.com/open-source/licenses/bsd |
| */ |
| |
| #include "git-compat-util.h" |
| #include "hash-ll.h" |
| |
| #include "reftable-blocksource.h" |
| #include "reftable-error.h" |
| #include "reftable-merged.h" |
| #include "reftable-record.h" |
| #include "reftable-tests.h" |
| #include "reftable-writer.h" |
| #include "reftable-iterator.h" |
| #include "reftable-reader.h" |
| #include "reftable-stack.h" |
| #include "reftable-generic.h" |
| |
| #include <stddef.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <string.h> |
| |
| static int compact_stack(const char *stackdir) |
| { |
| struct reftable_stack *stack = NULL; |
| struct reftable_write_options cfg = { 0 }; |
| |
| int err = reftable_new_stack(&stack, stackdir, cfg); |
| if (err < 0) |
| goto done; |
| |
| err = reftable_stack_compact_all(stack, NULL); |
| if (err < 0) |
| goto done; |
| done: |
| if (stack) { |
| reftable_stack_destroy(stack); |
| } |
| return err; |
| } |
| |
| static void print_help(void) |
| { |
| printf("usage: dump [-cst] arg\n\n" |
| "options: \n" |
| " -c compact\n" |
| " -t dump table\n" |
| " -s dump stack\n" |
| " -6 sha256 hash format\n" |
| " -h this help\n" |
| "\n"); |
| } |
| |
| int reftable_dump_main(int argc, char *const *argv) |
| { |
| int err = 0; |
| int opt_dump_table = 0; |
| int opt_dump_stack = 0; |
| int opt_compact = 0; |
| uint32_t opt_hash_id = GIT_SHA1_FORMAT_ID; |
| const char *arg = NULL, *argv0 = argv[0]; |
| |
| for (; argc > 1; argv++, argc--) |
| if (*argv[1] != '-') |
| break; |
| else if (!strcmp("-t", argv[1])) |
| opt_dump_table = 1; |
| else if (!strcmp("-6", argv[1])) |
| opt_hash_id = GIT_SHA256_FORMAT_ID; |
| else if (!strcmp("-s", argv[1])) |
| opt_dump_stack = 1; |
| else if (!strcmp("-c", argv[1])) |
| opt_compact = 1; |
| else if (!strcmp("-?", argv[1]) || !strcmp("-h", argv[1])) { |
| print_help(); |
| return 2; |
| } |
| |
| if (argc != 2) { |
| fprintf(stderr, "need argument\n"); |
| print_help(); |
| return 2; |
| } |
| |
| arg = argv[1]; |
| |
| if (opt_dump_table) { |
| err = reftable_reader_print_file(arg); |
| } else if (opt_dump_stack) { |
| err = reftable_stack_print_directory(arg, opt_hash_id); |
| } else if (opt_compact) { |
| err = compact_stack(arg); |
| } |
| |
| if (err < 0) { |
| fprintf(stderr, "%s: %s: %s\n", argv0, arg, |
| reftable_error_str(err)); |
| return 1; |
| } |
| return 0; |
| } |