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d07b00b7 MG |
1 | /* |
2 | * Builtin "git commit-commit" | |
3 | * | |
4 | * Copyright (c) 2014 Michael J Gruber <git@drmicha.warpmail.net> | |
5 | * | |
6 | * Based on git-verify-tag | |
7 | */ | |
d07b00b7 | 8 | #include "builtin.h" |
bc5c5ec0 | 9 | #include "config.h" |
f394e093 | 10 | #include "gettext.h" |
dabab1d6 | 11 | #include "object-name.h" |
c1f5eb49 | 12 | #include "repository.h" |
d07b00b7 | 13 | #include "commit.h" |
d07b00b7 MG |
14 | #include "parse-options.h" |
15 | #include "gpg-interface.h" | |
16 | ||
17 | static const char * const verify_commit_usage[] = { | |
8c9e292d | 18 | N_("git verify-commit [-v | --verbose] [--raw] <commit>..."), |
d07b00b7 MG |
19 | NULL |
20 | }; | |
21 | ||
83730370 | 22 | static int run_gpg_verify(struct commit *commit, unsigned flags) |
d07b00b7 MG |
23 | { |
24 | struct signature_check signature_check; | |
434060ec | 25 | int ret; |
d07b00b7 MG |
26 | |
27 | memset(&signature_check, 0, sizeof(signature_check)); | |
28 | ||
83730370 | 29 | ret = check_commit_signature(commit, &signature_check); |
aeff29dd | 30 | print_signature_buffer(&signature_check, flags); |
d07b00b7 MG |
31 | |
32 | signature_check_clear(&signature_check); | |
434060ec | 33 | return ret; |
d07b00b7 MG |
34 | } |
35 | ||
aeff29dd | 36 | static int verify_commit(const char *name, unsigned flags) |
d07b00b7 | 37 | { |
eee886cf | 38 | struct object_id oid; |
83730370 | 39 | struct object *obj; |
d07b00b7 | 40 | |
d850b7a5 | 41 | if (repo_get_oid(the_repository, name, &oid)) |
d07b00b7 MG |
42 | return error("commit '%s' not found.", name); |
43 | ||
83730370 JK |
44 | obj = parse_object(the_repository, &oid); |
45 | if (!obj) | |
d07b00b7 | 46 | return error("%s: unable to read file.", name); |
83730370 | 47 | if (obj->type != OBJ_COMMIT) |
d07b00b7 | 48 | return error("%s: cannot verify a non-commit object of type %s.", |
83730370 | 49 | name, type_name(obj->type)); |
d07b00b7 | 50 | |
83730370 | 51 | return run_gpg_verify((struct commit *)obj, flags); |
d07b00b7 MG |
52 | } |
53 | ||
d07b00b7 MG |
54 | int cmd_verify_commit(int argc, const char **argv, const char *prefix) |
55 | { | |
56 | int i = 1, verbose = 0, had_error = 0; | |
aeff29dd | 57 | unsigned flags = 0; |
d07b00b7 MG |
58 | const struct option verify_commit_options[] = { |
59 | OPT__VERBOSE(&verbose, N_("print commit contents")), | |
aeff29dd | 60 | OPT_BIT(0, "raw", &flags, N_("print raw gpg status output"), GPG_VERIFY_RAW), |
d07b00b7 MG |
61 | OPT_END() |
62 | }; | |
63 | ||
cc5d1d32 | 64 | git_config(git_default_config, NULL); |
d07b00b7 MG |
65 | |
66 | argc = parse_options(argc, argv, prefix, verify_commit_options, | |
67 | verify_commit_usage, PARSE_OPT_KEEP_ARGV0); | |
68 | if (argc <= i) | |
69 | usage_with_options(verify_commit_usage, verify_commit_options); | |
70 | ||
aeff29dd | 71 | if (verbose) |
72 | flags |= GPG_VERIFY_VERBOSE; | |
73 | ||
d07b00b7 MG |
74 | /* sometimes the program was terminated because this signal |
75 | * was received in the process of writing the gpg input: */ | |
76 | signal(SIGPIPE, SIG_IGN); | |
77 | while (i < argc) | |
aeff29dd | 78 | if (verify_commit(argv[i++], flags)) |
d07b00b7 MG |
79 | had_error = 1; |
80 | return had_error; | |
81 | } |