| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * Copyright (c) 2022 Egor Tensin <egor@tensin.name> | ||
| 3 | * This file is part of the "cimple" project. | ||
| 4 | * For details, see https://github.com/egor-tensin/cimple. | ||
| 5 | * Distributed under the MIT License. | ||
| 6 | */ | ||
| 7 | |||
| 8 | #include "git.h" | ||
| 9 | #include "log.h" | ||
| 10 | |||
| 11 | #include <git2.h> | ||
| 12 | |||
| 13 | #include <stdlib.h> | ||
| 14 | |||
| 15 | #define git_log_err(fn) \ | ||
| 16 | do { \ | ||
| 17 | const git_error *error = git_error_last(); \ | ||
| 18 | const char *msg = error && error->message ? error->message : "???"; \ | ||
| 19 | log_err("%s: %s\n", fn, msg); \ | ||
| 20 | } while (0) | ||
| 21 | |||
| 22 | 54 | int libgit_init(void) | |
| 23 | { | ||
| 24 | 54 | int ret = 0; | |
| 25 | |||
| 26 | 54 | ret = git_libgit2_init(); | |
| 27 |
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54 | if (ret < 0) { |
| 28 | ✗ | git_log_err("git_libgit2_init"); | |
| 29 | ✗ | return ret; | |
| 30 | } | ||
| 31 | |||
| 32 | 54 | return 0; | |
| 33 | } | ||
| 34 | |||
| 35 | 54 | void libgit_shutdown(void) | |
| 36 | { | ||
| 37 | 54 | git_libgit2_shutdown(); | |
| 38 | 54 | } | |
| 39 | |||
| 40 | 9180 | int libgit_clone(git_repository **repo, const char *url, const char *dir) | |
| 41 | { | ||
| 42 | git_clone_options opts; | ||
| 43 | 9180 | int ret = 0; | |
| 44 | |||
| 45 |
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9180 | log("Cloning git repository from %s to %s\n", url, dir); |
| 46 | |||
| 47 | 9180 | ret = git_clone_options_init(&opts, GIT_CLONE_OPTIONS_VERSION); | |
| 48 |
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9180 | if (ret < 0) { |
| 49 | ✗ | git_log_err("git_clone_options_init"); | |
| 50 | ✗ | return ret; | |
| 51 | } | ||
| 52 | 9180 | opts.checkout_opts.checkout_strategy = GIT_CHECKOUT_NONE; | |
| 53 | |||
| 54 | 9180 | ret = git_clone(repo, url, dir, &opts); | |
| 55 |
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9180 | if (ret < 0) { |
| 56 | ✗ | git_log_err("git_clone"); | |
| 57 | ✗ | return ret; | |
| 58 | } | ||
| 59 | |||
| 60 | 9180 | return 0; | |
| 61 | } | ||
| 62 | |||
| 63 | 9180 | int libgit_clone_to_tmp(git_repository **repo, const char *url) | |
| 64 | { | ||
| 65 | 9180 | char dir[] = "/tmp/git.XXXXXX"; | |
| 66 | |||
| 67 |
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9180 | if (!mkdtemp(dir)) { |
| 68 | ✗ | log_errno("mkdtemp"); | |
| 69 | ✗ | return -1; | |
| 70 | } | ||
| 71 | |||
| 72 | 9180 | return libgit_clone(repo, url, dir); | |
| 73 | } | ||
| 74 | |||
| 75 | 9180 | void libgit_repository_free(git_repository *repo) | |
| 76 | { | ||
| 77 | 9180 | git_repository_free(repo); | |
| 78 | 9180 | } | |
| 79 | |||
| 80 | 9180 | int libgit_checkout(git_repository *repo, const char *rev) | |
| 81 | { | ||
| 82 | git_checkout_options opts; | ||
| 83 | git_object *obj; | ||
| 84 | 9180 | int ret = 0; | |
| 85 | |||
| 86 |
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9180 | log("Checking out revision %s\n", rev); |
| 87 | |||
| 88 | 9180 | ret = git_revparse_single(&obj, repo, rev); | |
| 89 |
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9180 | if (ret < 0) { |
| 90 | ✗ | git_log_err("git_revparse_single"); | |
| 91 | ✗ | return ret; | |
| 92 | } | ||
| 93 | |||
| 94 | 9180 | ret = git_checkout_options_init(&opts, GIT_CHECKOUT_OPTIONS_VERSION); | |
| 95 |
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9180 | if (ret < 0) { |
| 96 | ✗ | git_log_err("git_checkout_options_init"); | |
| 97 | ✗ | goto free_obj; | |
| 98 | } | ||
| 99 | 9180 | opts.checkout_strategy = GIT_CHECKOUT_FORCE; | |
| 100 | |||
| 101 | 9180 | ret = git_checkout_tree(repo, obj, &opts); | |
| 102 |
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9180 | if (ret < 0) { |
| 103 | ✗ | git_log_err("git_checkout_tree"); | |
| 104 | ✗ | goto free_obj; | |
| 105 | } | ||
| 106 | |||
| 107 | 9180 | ret = git_repository_set_head_detached(repo, git_object_id(obj)); | |
| 108 |
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9180 | if (ret < 0) { |
| 109 | ✗ | git_log_err("git_repository_set_head_detached"); | |
| 110 | ✗ | goto free_obj; | |
| 111 | } | ||
| 112 | |||
| 113 | 9180 | free_obj: | |
| 114 | 9180 | git_object_free(obj); | |
| 115 | |||
| 116 | 9180 | return ret; | |
| 117 | } | ||
| 118 |