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