1 #
2 # Library configuration
3 #
4
5 config BINARY_PRINTF
6 def_bool n
7
8 menu "Library routines"
9
10 config BITREVERSE
11 tristate
12
13 config RATIONAL
14 boolean
15
16 config GENERIC_FIND_FIRST_BIT
17 bool
18
19 config GENERIC_FIND_NEXT_BIT
20 bool
21
22 config GENERIC_FIND_LAST_BIT
23 bool
24 default y
25
26 config CRC_CCITT
27 tristate "CRC-CCITT functions"
28 help
29 This option is provided for the case where no in-kernel-tree
30 modules require CRC-CCITT functions, but a module built outside
31 the kernel tree does. Such modules that use library CRC-CCITT
32 functions require M here.
33
34 config CRC16
35 tristate "CRC16 functions"
36 help
37 This option is provided for the case where no in-kernel-tree
38 modules require CRC16 functions, but a module built outside
39 the kernel tree does. Such modules that use library CRC16
40 functions require M here.
41
42 config CRC_T10DIF
43 tristate "CRC calculation for the T10 Data Integrity Field"
44 help
45 This option is only needed if a module that's not in the
46 kernel tree needs to calculate CRC checks for use with the
47 SCSI data integrity subsystem.
48
49 config CRC_ITU_T
50 tristate "CRC ITU-T V.41 functions"
51 help
52 This option is provided for the case where no in-kernel-tree
53 modules require CRC ITU-T V.41 functions, but a module built outside
54 the kernel tree does. Such modules that use library CRC ITU-T V.41
55 functions require M here.
56
57 config CRC32
58 tristate "CRC32 functions"
59 default y
60 select BITREVERSE
61 help
62 This option is provided for the case where no in-kernel-tree
63 modules require CRC32 functions, but a module built outside the
64 kernel tree does. Such modules that use library CRC32 functions
65 require M here.
66
67 config CRC7
68 tristate "CRC7 functions"
69 help
70 This option is provided for the case where no in-kernel-tree
71 modules require CRC7 functions, but a module built outside
72 the kernel tree does. Such modules that use library CRC7
73 functions require M here.
74
75 config LIBCRC32C
76 tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check"
77 select CRYPTO
78 select CRYPTO_CRC32C
79 help
80 This option is provided for the case where no in-kernel-tree
81 modules require CRC32c functions, but a module built outside the
82 kernel tree does. Such modules that use library CRC32c functions
83 require M here. See Castagnoli93.
84 Module will be libcrc32c.
85
86 config AUDIT_GENERIC
87 bool
88 depends on AUDIT && !AUDIT_ARCH
89 default y
90
91 #
92 # compression support is select'ed if needed
93 #
94 config ZLIB_INFLATE
95 tristate
96
97 config ZLIB_DEFLATE
98 tristate
99
100 config LZO_COMPRESS
101 tristate
102
103 config LZO_DECOMPRESS
104 tristate
105
106 #
107 # These all provide a common interface (hence the apparent duplication with
108 # ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)
109 #
110 config DECOMPRESS_GZIP
111 select ZLIB_INFLATE
112 tristate
113
114 config DECOMPRESS_BZIP2
115 tristate
116
117 config DECOMPRESS_LZMA
118 tristate
119
120 #
121 # Generic allocator support is selected if needed
122 #
123 config GENERIC_ALLOCATOR
124 boolean
125
126 #
127 # reed solomon support is select'ed if needed
128 #
129 config REED_SOLOMON
130 tristate
131
132 config REED_SOLOMON_ENC8
133 boolean
134
135 config REED_SOLOMON_DEC8
136 boolean
137
138 config REED_SOLOMON_ENC16
139 boolean
140
141 config REED_SOLOMON_DEC16
142 boolean
143
144 #
145 # Textsearch support is select'ed if needed
146 #
147 config TEXTSEARCH
148 boolean
149
150 config TEXTSEARCH_KMP
151 tristate
152
153 config TEXTSEARCH_BM
154 tristate
155
156 config TEXTSEARCH_FSM
157 tristate
158
159 config HAS_IOMEM
160 boolean
161 depends on !NO_IOMEM
162 default y
163
164 config HAS_IOPORT
165 boolean
166 depends on HAS_IOMEM && !NO_IOPORT
167 default y
168
169 config HAS_DMA
170 boolean
171 depends on !NO_DMA
172 default y
173
174 config CHECK_SIGNATURE
175 bool
176
177 config HAVE_LMB
178 boolean
179
180 config CPUMASK_OFFSTACK
181 bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
182 help
183 Use dynamic allocation for cpumask_var_t, instead of putting
184 them on the stack. This is a bit more expensive, but avoids
185 stack overflow.
186
187 config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
188 bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS
189 depends on EXPERIMENTAL && BROKEN
190
191 #
192 # Netlink attribute parsing support is select'ed if needed
193 #
194 config NLATTR
195 bool
196
197 #
198 # Generic 64-bit atomic support is selected if needed
199 #
200 config GENERIC_ATOMIC64
201 bool
202
203 endmenu
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