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
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
/* Prevent a clash between some Perl and libstdc++ macros. */
#undef do_open
#undef do_close
#include <store-api.hh>
#include <globals.hh>
#include <misc.hh>
#include <util.hh>
using namespace nix;
void doInit()
{
if (!store) {
try {
setDefaultsFromEnvironment();
store = openStore();
} catch (Error & e) {
croak(e.what());
}
}
}
MODULE = Nix::Store PACKAGE = Nix::Store
PROTOTYPES: ENABLE
void init()
CODE:
doInit();
int isValidPath(char * path)
CODE:
try {
doInit();
RETVAL = store->isValidPath(path);
} catch (Error & e) {
croak(e.what());
}
OUTPUT:
RETVAL
SV * queryReferences(char * path)
PPCODE:
try {
doInit();
PathSet paths;
store->queryReferences(path, paths);
for (PathSet::iterator i = paths.begin(); i != paths.end(); ++i)
XPUSHs(sv_2mortal(newSVpv(i->c_str(), 0)));
} catch (Error & e) {
croak(e.what());
}
SV * queryPathHash(char * path)
PPCODE:
try {
doInit();
Hash hash = store->queryPathHash(path);
string s = "sha256:" + printHash(hash);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak(e.what());
}
SV * queryDeriver(char * path)
PPCODE:
try {
doInit();
Path deriver = store->queryDeriver(path);
if (deriver == "") XSRETURN_UNDEF;
XPUSHs(sv_2mortal(newSVpv(deriver.c_str(), 0)));
} catch (Error & e) {
croak(e.what());
}
SV * queryPathInfo(char * path)
PPCODE:
try {
doInit();
ValidPathInfo info = store->queryPathInfo(path);
if (info.deriver == "")
XPUSHs(&PL_sv_undef);
else
XPUSHs(sv_2mortal(newSVpv(info.deriver.c_str(), 0)));
string s = "sha256:" + printHash(info.hash);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
mXPUSHi(info.registrationTime);
mXPUSHi(info.narSize);
AV * arr = newAV();
for (PathSet::iterator i = info.references.begin(); i != info.references.end(); ++i)
av_push(arr, newSVpv(i->c_str(), 0));
XPUSHs(sv_2mortal(newRV((SV *) arr)));
} catch (Error & e) {
croak(e.what());
}
SV * computeFSClosure(int flipDirection, int includeOutputs, ...)
PPCODE:
try {
doInit();
PathSet paths;
for (int n = 2; n < items; ++n)
computeFSClosure(*store, SvPV_nolen(ST(n)), paths, flipDirection, includeOutputs);
for (PathSet::iterator i = paths.begin(); i != paths.end(); ++i)
XPUSHs(sv_2mortal(newSVpv(i->c_str(), 0)));
} catch (Error & e) {
croak(e.what());
}
SV * topoSortPaths(...)
PPCODE:
try {
doInit();
PathSet paths;
for (int n = 0; n < items; ++n) paths.insert(SvPV_nolen(ST(n)));
Paths sorted = topoSortPaths(*store, paths);
for (Paths::iterator i = sorted.begin(); i != sorted.end(); ++i)
XPUSHs(sv_2mortal(newSVpv(i->c_str(), 0)));
} catch (Error & e) {
croak(e.what());
}
SV * followLinksToStorePath(char * path)
CODE:
try {
doInit();
RETVAL = newSVpv(followLinksToStorePath(path).c_str(), 0);
} catch (Error & e) {
croak(e.what());
}
OUTPUT:
RETVAL
|
