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1 | #include "git-compat-util.h" | |
2 | #include "config.h" | |
3 | #include "repository.h" | |
4 | #include "midx.h" | |
5 | ||
6 | static void repo_cfg_bool(struct repository *r, const char *key, int *dest, | |
7 | int def) | |
8 | { | |
9 | if (repo_config_get_bool(r, key, dest)) | |
10 | *dest = def; | |
11 | } | |
12 | ||
13 | static void repo_cfg_int(struct repository *r, const char *key, int *dest, | |
14 | int def) | |
15 | { | |
16 | if (repo_config_get_int(r, key, dest)) | |
17 | *dest = def; | |
18 | } | |
19 | ||
20 | void prepare_repo_settings(struct repository *r) | |
21 | { | |
22 | int experimental; | |
23 | int value; | |
24 | const char *strval; | |
25 | int manyfiles; | |
26 | ||
27 | if (!r->gitdir) | |
28 | BUG("Cannot add settings for uninitialized repository"); | |
29 | ||
30 | if (r->settings.initialized++) | |
31 | return; | |
32 | ||
33 | /* Defaults */ | |
34 | r->settings.index_version = -1; | |
35 | r->settings.core_untracked_cache = UNTRACKED_CACHE_KEEP; | |
36 | r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_CONSECUTIVE; | |
37 | ||
38 | /* Booleans config or default, cascades to other settings */ | |
39 | repo_cfg_bool(r, "feature.manyfiles", &manyfiles, 0); | |
40 | repo_cfg_bool(r, "feature.experimental", &experimental, 0); | |
41 | ||
42 | /* Defaults modified by feature.* */ | |
43 | if (experimental) { | |
44 | r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_SKIPPING; | |
45 | r->settings.pack_use_bitmap_boundary_traversal = 1; | |
46 | } | |
47 | if (manyfiles) { | |
48 | r->settings.index_version = 4; | |
49 | r->settings.index_skip_hash = 1; | |
50 | r->settings.core_untracked_cache = UNTRACKED_CACHE_WRITE; | |
51 | } | |
52 | ||
53 | /* Commit graph config or default, does not cascade (simple) */ | |
54 | repo_cfg_bool(r, "core.commitgraph", &r->settings.core_commit_graph, 1); | |
55 | repo_cfg_int(r, "commitgraph.generationversion", &r->settings.commit_graph_generation_version, 2); | |
56 | repo_cfg_bool(r, "commitgraph.readchangedpaths", &r->settings.commit_graph_read_changed_paths, 1); | |
57 | repo_cfg_bool(r, "gc.writecommitgraph", &r->settings.gc_write_commit_graph, 1); | |
58 | repo_cfg_bool(r, "fetch.writecommitgraph", &r->settings.fetch_write_commit_graph, 0); | |
59 | ||
60 | /* Boolean config or default, does not cascade (simple) */ | |
61 | repo_cfg_bool(r, "pack.usesparse", &r->settings.pack_use_sparse, 1); | |
62 | repo_cfg_bool(r, "core.multipackindex", &r->settings.core_multi_pack_index, 1); | |
63 | repo_cfg_bool(r, "index.sparse", &r->settings.sparse_index, 0); | |
64 | repo_cfg_bool(r, "index.skiphash", &r->settings.index_skip_hash, r->settings.index_skip_hash); | |
65 | repo_cfg_bool(r, "pack.readreverseindex", &r->settings.pack_read_reverse_index, 1); | |
66 | repo_cfg_bool(r, "pack.usebitmapboundarytraversal", | |
67 | &r->settings.pack_use_bitmap_boundary_traversal, | |
68 | r->settings.pack_use_bitmap_boundary_traversal); | |
69 | repo_cfg_bool(r, "core.usereplacerefs", &r->settings.read_replace_refs, 1); | |
70 | ||
71 | /* | |
72 | * The GIT_TEST_MULTI_PACK_INDEX variable is special in that | |
73 | * either it *or* the config sets | |
74 | * r->settings.core_multi_pack_index if true. We don't take | |
75 | * the environment variable if it exists (even if false) over | |
76 | * any config, as in most other cases. | |
77 | */ | |
78 | if (git_env_bool(GIT_TEST_MULTI_PACK_INDEX, 0)) | |
79 | r->settings.core_multi_pack_index = 1; | |
80 | ||
81 | /* | |
82 | * Non-boolean config | |
83 | */ | |
84 | if (!repo_config_get_int(r, "index.version", &value)) | |
85 | r->settings.index_version = value; | |
86 | ||
87 | if (!repo_config_get_string_tmp(r, "core.untrackedcache", &strval)) { | |
88 | int v = git_parse_maybe_bool(strval); | |
89 | ||
90 | /* | |
91 | * If it's set to "keep", or some other non-boolean | |
92 | * value then "v < 0". Then we do nothing and keep it | |
93 | * at the default of UNTRACKED_CACHE_KEEP. | |
94 | */ | |
95 | if (v >= 0) | |
96 | r->settings.core_untracked_cache = v ? | |
97 | UNTRACKED_CACHE_WRITE : UNTRACKED_CACHE_REMOVE; | |
98 | } | |
99 | ||
100 | if (!repo_config_get_string_tmp(r, "fetch.negotiationalgorithm", &strval)) { | |
101 | int fetch_default = r->settings.fetch_negotiation_algorithm; | |
102 | if (!strcasecmp(strval, "skipping")) | |
103 | r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_SKIPPING; | |
104 | else if (!strcasecmp(strval, "noop")) | |
105 | r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_NOOP; | |
106 | else if (!strcasecmp(strval, "consecutive")) | |
107 | r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_CONSECUTIVE; | |
108 | else if (!strcasecmp(strval, "default")) | |
109 | r->settings.fetch_negotiation_algorithm = fetch_default; | |
110 | else | |
111 | die("unknown fetch negotiation algorithm '%s'", strval); | |
112 | } | |
113 | ||
114 | /* | |
115 | * This setting guards all index reads to require a full index | |
116 | * over a sparse index. After suitable guards are placed in the | |
117 | * codebase around uses of the index, this setting will be | |
118 | * removed. | |
119 | */ | |
120 | r->settings.command_requires_full_index = 1; | |
121 | } |