sparse-index: expand_to_path()
[git] / repo-settings.c
1 #include "cache.h"
2 #include "config.h"
3 #include "repository.h"
4 #include "midx.h"
5
6 #define UPDATE_DEFAULT_BOOL(s,v) do { if (s == -1) { s = v; } } while(0)
7
8 void prepare_repo_settings(struct repository *r)
9 {
10         int value;
11         char *strval;
12
13         if (r->settings.initialized)
14                 return;
15
16         /* Defaults */
17         memset(&r->settings, -1, sizeof(r->settings));
18
19         if (!repo_config_get_bool(r, "core.commitgraph", &value))
20                 r->settings.core_commit_graph = value;
21         if (!repo_config_get_bool(r, "commitgraph.readchangedpaths", &value))
22                 r->settings.commit_graph_read_changed_paths = value;
23         if (!repo_config_get_bool(r, "gc.writecommitgraph", &value))
24                 r->settings.gc_write_commit_graph = value;
25         UPDATE_DEFAULT_BOOL(r->settings.core_commit_graph, 1);
26         UPDATE_DEFAULT_BOOL(r->settings.commit_graph_read_changed_paths, 1);
27         UPDATE_DEFAULT_BOOL(r->settings.gc_write_commit_graph, 1);
28
29         if (!repo_config_get_int(r, "index.version", &value))
30                 r->settings.index_version = value;
31         if (!repo_config_get_maybe_bool(r, "core.untrackedcache", &value)) {
32                 if (value == 0)
33                         r->settings.core_untracked_cache = UNTRACKED_CACHE_REMOVE;
34                 else
35                         r->settings.core_untracked_cache = UNTRACKED_CACHE_WRITE;
36         } else if (!repo_config_get_string(r, "core.untrackedcache", &strval)) {
37                 if (!strcasecmp(strval, "keep"))
38                         r->settings.core_untracked_cache = UNTRACKED_CACHE_KEEP;
39
40                 free(strval);
41         }
42
43         if (!repo_config_get_string(r, "fetch.negotiationalgorithm", &strval)) {
44                 if (!strcasecmp(strval, "skipping"))
45                         r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_SKIPPING;
46                 else if (!strcasecmp(strval, "noop"))
47                         r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_NOOP;
48                 else
49                         r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_DEFAULT;
50         }
51
52         if (!repo_config_get_bool(r, "pack.usesparse", &value))
53                 r->settings.pack_use_sparse = value;
54         UPDATE_DEFAULT_BOOL(r->settings.pack_use_sparse, 1);
55
56         value = git_env_bool(GIT_TEST_MULTI_PACK_INDEX, 0);
57         if (value || !repo_config_get_bool(r, "core.multipackindex", &value))
58                 r->settings.core_multi_pack_index = value;
59         UPDATE_DEFAULT_BOOL(r->settings.core_multi_pack_index, 1);
60
61         if (!repo_config_get_bool(r, "feature.manyfiles", &value) && value) {
62                 UPDATE_DEFAULT_BOOL(r->settings.index_version, 4);
63                 UPDATE_DEFAULT_BOOL(r->settings.core_untracked_cache, UNTRACKED_CACHE_WRITE);
64         }
65
66         if (!repo_config_get_bool(r, "fetch.writecommitgraph", &value))
67                 r->settings.fetch_write_commit_graph = value;
68         UPDATE_DEFAULT_BOOL(r->settings.fetch_write_commit_graph, 0);
69
70         if (!repo_config_get_bool(r, "feature.experimental", &value) && value)
71                 UPDATE_DEFAULT_BOOL(r->settings.fetch_negotiation_algorithm, FETCH_NEGOTIATION_SKIPPING);
72
73         /* Hack for test programs like test-dump-untracked-cache */
74         if (ignore_untracked_cache_config)
75                 r->settings.core_untracked_cache = UNTRACKED_CACHE_KEEP;
76         else
77                 UPDATE_DEFAULT_BOOL(r->settings.core_untracked_cache, UNTRACKED_CACHE_KEEP);
78
79         UPDATE_DEFAULT_BOOL(r->settings.fetch_negotiation_algorithm, FETCH_NEGOTIATION_DEFAULT);
80
81         /*
82          * This setting guards all index reads to require a full index
83          * over a sparse index. After suitable guards are placed in the
84          * codebase around uses of the index, this setting will be
85          * removed.
86          */
87         r->settings.command_requires_full_index = 1;
88
89         /*
90          * Initialize this as off.
91          */
92         r->settings.sparse_index = 0;
93         if (!repo_config_get_bool(r, "index.sparse", &value) && value)
94                 r->settings.sparse_index = 1;
95 }