1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
#include "git.h"
#include <execinfo.h>
#include <exceptions.h>
#include <types.h>
#include <sys/stat.h>
namespace GitFS {
namespace Git {
template<>
[[noreturn]]
void
throwError<NetFS::SystemError>(int err)
{
switch (err) {
case GIT_ENOTFOUND:
throw NetFS::SystemError(ENOENT);
default:
throw NetFS::SystemError(EIO);
}
}
template<>
[[noreturn]]
void
throwError<NetFS::ConfigError>(int)
{
throw NetFS::ConfigError();
}
git_oid OidParse(const std::string_view & str)
{
git_oid oid;
gitSafe<NetFS::ConfigError>(git_oid_fromstrn, &oid, str.data(), str.length());
return oid;
}
RepositoryPtr RepositoryOpenBare(const std::string & path)
{
return gitSafeGet<NetFS::ConfigError>(
git_repository_open_bare, git_repository_free, path.c_str());
}
BlobPtr BlobLookup(const RepositoryPtr & repo, const git_oid & blob)
{
return gitSafeGet<NetFS::SystemError>(
git_blob_lookup, git_blob_free, repo.get(), &blob);
}
CommitPtr CommitLookup(const RepositoryPtr & repo, const git_oid & commitId)
{
return gitSafeGet<NetFS::ConfigError>(
git_commit_lookup, git_commit_free, repo.get(), &commitId);
}
TreePtr TreeLookup(const RepositoryPtr & repo, const git_oid & treeId)
{
return gitSafeGet<NetFS::SystemError>(
git_tree_lookup, git_tree_free, repo.get(), &treeId);
}
TreeEntryPtr TreeEntryByPath(const TreePtr & tree, const std::string & path)
{
return gitSafeGet<NetFS::SystemError>(
git_tree_entry_bypath, git_tree_entry_free, tree.get(), path.c_str() + 1);
}
RefPtr Commitish(const RepositoryPtr & repo, const std::string & name)
{
return gitSafeGet<NetFS::ConfigError>(
git_reference_dwim, git_reference_free, repo.get(), name.c_str());
}
RefPtr Resolve(const RefPtr & ref)
{
return gitSafeGet<NetFS::ConfigError>(
git_reference_resolve, git_reference_free, ref.get());
}
}
}
namespace NetFS {
Attr & operator<<(Attr & a, const git_tree_entry & e)
{
a.mode = git_tree_entry_filemode(&e);
if (S_ISDIR(a.mode)) {
a.mode |= S_IXUSR | S_IXGRP | S_IXOTH | S_IRUSR | S_IRGRP | S_IROTH;
}
else if (S_ISLNK(a.mode)) {
a.mode |= S_IRUSR | S_IRGRP | S_IROTH;
}
else {
a.mode ^= S_IWUSR;
}
return a;
}
Attr & operator<<(Attr & a, const git_commit & c)
{
a.ctime = a.atime = a.mtime = git_commit_time(&c);
return a;
}
Attr & operator<<(Attr & a, const git_blob & b)
{
a.blockSize = 1;
a.blocks = a.size = git_blob_rawsize(&b);
return a;
}
}
namespace std {
std::ostream &
operator<<(std::ostream & s, const git_oid & oid)
{
char str[GIT_OID_HEXSZ + 1];
git_oid_tostr(str, sizeof(str), &oid);
s.write(str, GIT_OID_HEXSZ);
return s;
}
}
|
