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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
{
{-# OPTIONS -fno-warn-unused-binds -fno-warn-unused-matches -fno-warn-missing-signatures -fno-warn-incomplete-patterns -Wwarn #-}
-- The above warning supression flag is a temporary kludge.
-- While working on this module you are encouraged to remove it and fix
-- any warnings in the module. See
-- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
-- for details
module ParsePkgConf( loadPackageConfig ) where
#include "HsVersions.h"
import Distribution.Package hiding ( depends )
import PackageConfig
import Lexer
import Module
import DynFlags
import FastString
import StringBuffer
import ErrUtils ( mkLocMessage )
import SrcLoc
import Outputable
import Panic
}
%expect 0
%token
'{' { L _ ITocurly }
'}' { L _ ITccurly }
'[' { L _ ITobrack }
']' { L _ ITcbrack }
',' { L _ ITcomma }
'=' { L _ ITequal }
VARID { L _ (ITvarid $$) }
CONID { L _ (ITconid $$) }
STRING { L _ (ITstring $$) }
INT { L _ (ITinteger $$) }
%monad { P } { >>= } { return }
%lexer { lexer } { L _ ITeof }
%name parse
%tokentype { Located Token }
%%
pkgconf :: { [ PackageConfig ] }
: '[' ']' { [] }
| '[' pkgs ']' { reverse $2 }
pkgs :: { [ PackageConfig ] }
: pkg { [ $1 ] }
| pkgs ',' pkg { $3 : $1 }
pkg :: { PackageConfig }
: CONID '{' fields '}' { $3 defaultPackageConfig }
fields :: { PackageConfig -> PackageConfig }
: field { \p -> $1 p }
| fields ',' field { \p -> $1 ($3 p) }
field :: { PackageConfig -> PackageConfig }
: VARID '=' pkgid
{% case unpackFS $1 of
"package" -> return (\p -> p{package = $3})
_ -> happyError
}
| VARID '=' STRING { id }
-- we aren't interested in the string fields, they're all
-- boring (copyright, maintainer etc.)
| VARID '=' CONID
{% case unpackFS $1 of {
"exposed" ->
case unpackFS $3 of {
"True" -> return (\p -> p{exposed=True});
"False" -> return (\p -> p{exposed=False});
_ -> happyError };
"license" -> return id; -- not interested
_ -> happyError }
}
| VARID '=' CONID STRING { id }
-- another case of license
| VARID '=' strlist
{\p -> case unpackFS $1 of
"exposedModules" -> p{exposedModules = map mkModuleNameFS $3}
"hiddenModules" -> p{hiddenModules = map mkModuleNameFS $3}
"importDirs" -> p{importDirs = map unpackFS $3}
"libraryDirs" -> p{libraryDirs = map unpackFS $3}
"hsLibraries" -> p{hsLibraries = map unpackFS $3}
"extraLibraries" -> p{extraLibraries = map unpackFS $3}
"extraGHCiLibraries"-> p{extraGHCiLibraries= map unpackFS $3}
"includeDirs" -> p{includeDirs = map unpackFS $3}
"includes" -> p{includes = map unpackFS $3}
"hugsOptions" -> p{hugsOptions = map unpackFS $3}
"ccOptions" -> p{ccOptions = map unpackFS $3}
"ldOptions" -> p{ldOptions = map unpackFS $3}
"frameworkDirs" -> p{frameworkDirs = map unpackFS $3}
"frameworks" -> p{frameworks = map unpackFS $3}
"haddockInterfaces" -> p{haddockInterfaces = map unpackFS $3}
"haddockHTMLs" -> p{haddockHTMLs = map unpackFS $3}
"depends" -> p{depends = []}
-- empty list only, non-empty handled below
_ -> p
}
| VARID '=' pkgidlist
{% case unpackFS $1 of
"depends" -> return (\p -> p{depends = $3})
_ -> happyError
}
pkgid :: { PackageIdentifier }
: CONID '{' VARID '=' CONID STRING ',' VARID '=' version '}'
{% case unpackFS $5 of
"PackageName" ->
return $ PackageIdentifier {
pkgName = PackageName (unpackFS $6),
pkgVersion = $10
}
_ -> happyError
}
version :: { Version }
: CONID '{' VARID '=' intlist ',' VARID '=' strlist '}'
{ Version{ versionBranch=$5,
versionTags=map unpackFS $9 } }
pkgidlist :: { [PackageIdentifier] }
: '[' pkgids ']' { $2 }
-- empty list case is covered by strlist, to avoid conflicts
pkgids :: { [PackageIdentifier] }
: pkgid { [ $1 ] }
| pkgid ',' pkgids { $1 : $3 }
intlist :: { [Int] }
: '[' ']' { [] }
| '[' ints ']' { $2 }
ints :: { [Int] }
: INT { [ fromIntegral $1 ] }
| INT ',' ints { fromIntegral $1 : $3 }
strlist :: { [FastString] }
: '[' ']' { [] }
| '[' strs ']' { $2 }
strs :: { [FastString] }
: STRING { [ $1 ] }
| STRING ',' strs { $1 : $3 }
{
happyError :: P a
happyError = srcParseFail
loadPackageConfig :: DynFlags -> FilePath -> IO [PackageConfig]
loadPackageConfig dflags conf_filename = do
buf <- hGetStringBuffer conf_filename
let loc = mkSrcLoc (mkFastString conf_filename) 1 0
case unP parse (mkPState buf loc dflags) of
PFailed span err ->
ghcError (InstallationError (showSDoc (mkLocMessage span err)))
POk _ pkg_details -> do
return pkg_details
}
|
