[buildroot] allow using sstrip with musl
[openwrt/svn-archive/archive.git] / Config.in
1 # Copyright (C) 2006-2012 OpenWrt.org
2 #
3 # This is free software, licensed under the GNU General Public License v2.
4 # See /LICENSE for more information.
5 #
6
7 mainmenu "OpenWrt Configuration"
8
9 config HAVE_DOT_CONFIG
10 bool
11 default y
12
13 source "target/Config.in"
14
15 menu "Target Images"
16
17 menuconfig TARGET_ROOTFS_INITRAMFS
18 bool "ramdisk"
19 default y if USES_INITRAMFS
20 help
21 Embed the rootfs into the kernel (initramfs)
22
23 choice
24 prompt "Compression"
25 default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ar71xx
26 default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
27 default TARGET_INITRAMFS_COMPRESSION_NONE
28 depends TARGET_ROOTFS_INITRAMFS
29 help
30 Select ramdisk compression.
31
32 config TARGET_INITRAMFS_COMPRESSION_NONE
33 bool "none"
34
35 config TARGET_INITRAMFS_COMPRESSION_GZIP
36 bool "gzip"
37
38 config TARGET_INITRAMFS_COMPRESSION_BZIP2
39 bool "bzip2"
40
41 config TARGET_INITRAMFS_COMPRESSION_LZMA
42 bool "lzma"
43
44 config TARGET_INITRAMFS_COMPRESSION_LZO
45 bool "lzo"
46
47 config TARGET_INITRAMFS_COMPRESSION_XZ
48 bool "xz"
49 endchoice
50
51 config EXTERNAL_CPIO
52 string
53 prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
54 default ""
55 help
56 Kernel uses specified external cpio as INITRAMFS_SOURCE
57
58 comment "Root filesystem archives"
59
60 config TARGET_ROOTFS_CPIOGZ
61 bool "cpio.gz"
62 default y if USES_CPIOGZ
63 help
64 Build a compressed cpio archive of the the root filesystem
65
66 config TARGET_ROOTFS_TARGZ
67 bool "tar.gz"
68 default y if USES_TARGZ
69 help
70 Build a compressed tar archive of the the root filesystem
71
72 comment "Root filesystem images"
73
74 config TARGET_ROOTFS_EXT4FS
75 bool "ext4"
76 default y if USES_EXT4
77 depends !TARGET_ROOTFS_INITRAMFS
78 help
79 Ext4 file system with some free space for uml images
80
81 config TARGET_ROOTFS_ISO
82 bool "iso"
83 default n
84 depends on TARGET_x86_generic
85 depends !TARGET_ROOTFS_INITRAMFS
86 help
87 Create some bootable ISO image
88
89 config TARGET_ROOTFS_JFFS2
90 bool "jffs2"
91 default y if USES_JFFS2
92 depends !TARGET_ROOTFS_INITRAMFS
93 help
94 Build a jffs2 root filesystem
95
96 config TARGET_ROOTFS_SQUASHFS
97 bool "squashfs"
98 default y if USES_SQUASHFS
99 depends !TARGET_ROOTFS_INITRAMFS
100 help
101 Build a squashfs-lzma root filesystem
102
103 config TARGET_ROOTFS_UBIFS
104 bool "ubifs"
105 default y if USES_UBIFS
106 depends !TARGET_ROOTFS_INITRAMFS && USES_UBIFS
107 help
108 Build a ubifs root filesystem
109
110 comment "Image Options"
111
112 source "target/linux/*/image/Config.in"
113
114 config TARGET_ROOTFS_PARTSIZE
115 int "Root filesystem partition size (in MB)"
116 depends X86_GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
117 default 48
118 help
119 Allows you to change the root filesystem partition size
120
121 config TARGET_ROOTFS_MAXINODE
122 int "Maximum number of inodes in root filesystem"
123 depends TARGET_ROOTFS_EXT4FS
124 default 6000
125 help
126 Allows you to change the maximum number of inodes in the root filesystem
127
128 config TARGET_ROOTFS_RESERVED_PCT
129 int "Percentage of reserved blocks in root filesystem"
130 depends TARGET_ROOTFS_EXT4FS
131 default 0
132 help
133 Allows you to change the percentage of reserved blocks in the root filesystem
134
135 endmenu
136
137 menu "Global build settings"
138
139 config ALL
140 bool "Select all packages by default"
141 default n
142
143 comment "General build options"
144
145 config DISPLAY_SUPPORT
146 bool "Show packages that require graphics support (local or remote)"
147 default n
148
149 config BUILD_PATENTED
150 default y
151 bool "Compile with support for patented functionality"
152 help
153 When this option is disabled, software which provides patented functionality will not be built.
154 In case software provides optional support for patented functionality,
155 this optional support will get disabled for this package.
156
157 config BUILD_NLS
158 default n
159 bool "Compile with full language support"
160 help
161 When this option is enabled, packages are built with the full versions of iconv and GNU gettext
162 instead of the default OpenWrt stubs. If uClibc is used, it is also built with locale support.
163
164 config BUILD_STATIC_TOOLS
165 default n
166 bool "Attempt to link host utilities statically"
167 help
168 Linking host utilities like sed or firmware-utils statically increases the portability of the
169 generated ImageBuilder and SDK tarballs, however it may fail on some Linux distributions.
170
171 config SHADOW_PASSWORDS
172 bool
173 prompt "Enable shadow password support"
174 default y
175 help
176 Enable shadow password support.
177
178 config CLEAN_IPKG
179 bool
180 prompt "Remove ipkg/opkg status data files in final images"
181 default n
182 help
183 This removes all ipkg/opkg status data files from the target directory before building the root fs
184
185 config COLLECT_KERNEL_DEBUG
186 bool
187 prompt "Collect kernel debug information"
188 select KERNEL_DEBUG_INFO
189 default n
190 help
191 This collects debugging symbols from the kernel and all compiled modules.
192 Useful for release builds, so that kernel issues can be debugged offline later.
193
194 comment "Kernel build options"
195
196 config KERNEL_DEBUG_FS
197 bool "Compile the kernel with Debug FileSystem enabled"
198 default y
199 help
200 debugfs is a virtual file system that kernel developers use to put
201 debugging files into. Enable this option to be able to read and
202 write to these files.
203
204 config KERNEL_PERF_EVENTS
205 bool
206 default n
207
208 config KERNEL_PROFILING
209 bool "Compile the kernel with profiling enabled"
210 default n
211 select KERNEL_PERF_EVENTS
212 help
213 Enable the extended profiling support mechanisms used by profilers such
214 as OProfile.
215
216 config KERNEL_KALLSYMS
217 bool "Compile the kernel with symbol table information"
218 default y
219 help
220 This will give you more information in stack traces from kernel oopses
221
222 config KERNEL_FTRACE
223 bool "Compile the kernel with tracing support"
224 default n
225
226 config KERNEL_ENABLE_DEFAULT_TRACERS
227 bool "Trace process context switches and events"
228 depends on KERNEL_FTRACE
229 default n
230
231 config KERNEL_DEBUG_KERNEL
232 bool
233 default n
234
235 config KERNEL_DEBUG_INFO
236 bool "Compile the kernel with debug information"
237 default y
238 select KERNEL_DEBUG_KERNEL
239 help
240 This will compile your kernel and modules with debug information.
241
242 config KERNEL_DEBUG_LL_UART_NONE
243 bool
244 default n
245 depends on arm
246
247 config KERNEL_DEBUG_LL
248 bool
249 default n
250 depends on arm
251 select KERNEL_DEBUG_LL_UART_NONE
252 help
253 ARM low level debugging
254
255 config KERNEL_EARLY_PRINTK
256 bool "Compile the kernel with early printk"
257 default n
258 depends on arm
259 select KERNEL_DEBUG_KERNEL
260 select KERNEL_DEBUG_LL if arm
261 help
262 Compile the kernel with early printk support.
263 This is only useful for debugging purposes to send messages
264 over the serial console in early boot.
265 Enable this to debug early boot problems.
266
267 config KERNEL_AIO
268 bool "Compile the kernel with asynchronous IO support"
269 default n
270
271 config KERNEL_DIRECT_IO
272 bool "Compile the kernel with direct IO support"
273 default n
274
275 config KERNEL_MAGIC_SYSRQ
276 bool "Compile the kernel with SysRq support"
277 default y
278
279 config KERNEL_COREDUMP
280 bool
281
282 config KERNEL_ELF_CORE
283 bool "Enable process core dump support"
284 select KERNEL_COREDUMP
285 default y
286
287 config KERNEL_PROVE_LOCKING
288 bool "Enable kernel lock checking"
289 select KERNEL_DEBUG_KERNEL
290 default n
291
292 config KERNEL_PRINTK_TIME
293 bool "Enable printk timestamps"
294 default y
295
296 #
297 # CGROUP support symbols
298 #
299
300 config KERNEL_FREEZER
301 bool
302 default y if KERNEL_CGROUP_FREEZER
303 depends KERNEL_CGROUPS
304
305 config KERNEL_CGROUP_FREEZER
306 bool
307 depends KERNEL_CGROUPS
308
309 config KERNEL_CGROUP_DEVICE
310 bool
311 depends KERNEL_CGROUPS
312
313 config KERNEL_CPUSETS
314 bool
315 default y if KERNEL_CGROUP_CPUACCT
316 depends KERNEL_CGROUPS
317
318 config KERNEL_PROC_PID_CPUSET
319 bool
320 default y if KERNEL_CGROUP_CPUACCT
321 depends KERNEL_CGROUPS
322
323 config KERNEL_CGROUP_CPUACCT
324 bool
325 depends KERNEL_CGROUPS
326
327 config KERNEL_RESOURCE_COUNTERS
328 bool
329 default y if KERNEL_CGROUP_MEM_RES_CTLR
330 depends KERNEL_CGROUPS
331
332 config KERNEL_CGROUP_MEM_RES_CTLR
333 bool
334 depends KERNEL_CGROUPS
335
336 config KERNEL_CGROUP_MEM_RES_CTLR_SWAP
337 bool
338 depends KERNEL_CGROUPS
339
340 config KERNEL_CGROUP_MEM_RES_CTLR_SWAP_ENABLED
341 bool
342 depends KERNEL_CGROUPS
343
344 config KERNEL_CGROUP_MEM_RES_CTLR_KMEM
345 bool
346 depends KERNEL_CGROUPS
347
348 config KERNEL_CGROUP_PERF
349 bool
350 depends KERNEL_CGROUPS
351
352 config KERNEL_CFS_BANDWIDTH
353 bool
354 default y if KERNEL_FAIR_GROUP_SCHED
355 depends KERNEL_CGROUP_SCHED
356
357 config KERNEL_FAIR_GROUP_SCHED
358 bool
359 default y if KERNEL_CGROUP_SCHED
360 depends KERNEL_CGROUP_SCHED
361
362 config KERNEL_RT_GROUP_SCHED
363 bool
364 default y if KERNEL_CGROUP_SCHED
365 depends KERNEL_CGROUP_SCHED
366
367 config KERNEL_CGROUP_SCHED
368 bool
369 depends KERNEL_CGROUPS
370
371 config KERNEL_NET_CLS_CGROUP
372 bool
373 depends KERNEL_CGROUPS
374
375 config KERNEL_NETPRIO_CGROUP
376 bool
377 depends KERNEL_CGROUPS
378
379 config KERNEL_BLK_CGROUP
380 bool
381 depends KERNEL_CGROUPS
382
383 config KERNEL_DEBUG_BLK_CGROUP
384 bool
385 default n if KERNEL_CGROUPS
386 depends KERNEL_CGROUPS
387
388 config KERNEL_CGROUPS
389 bool "Enable kernel cgroups"
390 default n
391 select KERNEL_CGROUP_FREEZER
392 select KERNEL_CGROUP_DEVICE
393 select KERNEL_CGROUP_CPUACCT
394 select KERNEL_CGROUP_MEM_RES_CTLR
395 select KERNEL_CGROUP_MEM_RES_CTLR_SWAP
396 select KERNEL_CGROUP_MEM_RES_CTLR_SWAP_ENABLED
397 select KERNEL_CGROUP_MEM_RES_CTLR_KMEM
398 select KERNEL_CGROUP_PERF
399 select KERNEL_CGROUP_SCHED
400 select KERNEL_NET_CLS_CGROUP
401 select KERNEL_NETPRIO_CGROUP
402 select KERNEL_BLK_CGROUP
403
404 #
405 # Namespace support symbols
406 #
407
408 config KERNEL_UTS_NS
409 bool
410 depends KERNEL_NAMESPACES
411
412 config KERNEL_IPC_NS
413 bool
414 depends KERNEL_NAMESPACES
415
416 config KERNEL_USER_NS
417 bool
418 depends KERNEL_NAMESPACES
419
420 config KERNEL_PID_NS
421 bool
422 depends KERNEL_NAMESPACES
423
424 config KERNEL_NET_NS
425 bool
426 depends KERNEL_NAMESPACES
427
428 config KERNEL_DEVPTS_MULTIPLE_INSTANCES
429 bool
430 depends KERNEL_NAMESPACES
431
432 config KERNEL_NAMESPACES
433 bool "Enable kernel namespaces"
434 default n
435 select KERNEL_UTS_NS
436 select KERNEL_IPC_NS
437 select KERNEL_USER_NS
438 select KERNEL_PID_NS
439 select KERNEL_NET_NS
440 select KERNEL_DEVPTS_MULTIPLE_INSTANCES
441
442
443 comment "Package build options"
444
445 config DEBUG
446 bool
447 prompt "Compile packages with debugging info"
448 default n
449 help
450 Adds -g3 to the CFLAGS
451
452 config IPV6
453 bool
454 prompt "Enable IPv6 support in packages"
455 default y
456 help
457 Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).
458
459 config PKG_BUILD_PARALLEL
460 bool
461 prompt "Compile certain packages parallelized"
462 default y
463 help
464 This adds a -jX option to certain packages that are known to
465 behave well for parallel build. By default the package make processes
466 use the main jobserver, in which case this option only takes effect
467 when you add -jX to the make command.
468
469 If you are unsure, select N.
470
471 config PKG_BUILD_USE_JOBSERVER
472 bool
473 prompt "Use top-level make jobserver for packages"
474 depends on PKG_BUILD_PARALLEL
475 default y
476 help
477 This passes the main make process jobserver fds to package builds,
478 enabling full parallelization across different packages
479
480 Note that disabling this may overcommit CPU resources depending on the
481 -j level of the main make process, the number of package
482 submake jobs selected below and the number of actual CPUs present.
483 Example: If the main make is passed a -j4 and the submake -j
484 is also set to 4, we may end up with 16 parallel make processes
485 in the worst case.
486
487
488 config PKG_BUILD_JOBS
489 int
490 prompt "Number of package submake jobs (2-512)"
491 range 2 512
492 default 2
493 depends on PKG_BUILD_PARALLEL && !PKG_BUILD_USE_JOBSERVER
494 help
495 The number of jobs (-jX) to pass to packages submake.
496
497 config PKG_DEFAULT_PARALLEL
498 bool
499 prompt "Parallelize the default package build rule (May break build)"
500 depends on PKG_BUILD_PARALLEL
501 depends on BROKEN
502 default n
503 help
504 Always set the default package build rules to parallel build.
505
506 WARNING: This may break build or kill your cat, as it builds
507 packages with multiple jobs that are probably not tested in
508 a parallel build environment.
509
510 Only say Y, if you don't mind fixing broken packages.
511 Before reporting build bugs, set this to N and re-run the build.
512
513 comment "Stripping options"
514
515 choice
516 prompt "Binary stripping method"
517 default USE_STRIP if EXTERNAL_TOOLCHAIN
518 default USE_STRIP if USE_GLIBC || USE_EGLIBC || USE_MUSL
519 default USE_SSTRIP
520 help
521 Select the binary stripping method you wish to use.
522
523 config NO_STRIP
524 bool "none"
525 help
526 This will install unstripped binaries (useful for native compiling/debugging)
527
528 config USE_STRIP
529 bool "strip"
530 help
531 This will install binaries stripped using strip from binutils
532
533
534 config USE_SSTRIP
535 bool "sstrip"
536 depends !DEBUG
537 depends !USE_GLIBC
538 depends !USE_EGLIBC
539 help
540 This will install binaries stripped using sstrip
541 endchoice
542
543 config STRIP_ARGS
544 string
545 prompt "Strip arguments"
546 depends USE_STRIP
547 default "--strip-unneeded --remove-section=.comment --remove-section=.note" if DEBUG
548 default "--strip-all"
549 help
550 Specifies arguments passed to the strip command when stripping binaries
551
552 config STRIP_KERNEL_EXPORTS
553 bool "Strip unnecessary exports from the kernel image"
554 depends BROKEN
555 help
556 Reduces kernel size by stripping unused kernel exports from the kernel image
557 Note that this might make the kernel incompatible with any kernel modules that
558 were not selected at the time the kernel image was created
559
560 config USE_MKLIBS
561 bool "Strip unnecessary functions from libraries"
562 help
563 Reduces libraries to only those functions that are necessary for using all
564 selected packages (including those selected as <M>)
565 Note that this will make the system libraries incompatible with most of the packages
566 that are not selected during the build process
567
568 if INSTALL_LIBSTDCPP
569 choice
570 prompt "Preferred standard C++ library"
571 default USE_LIBSTDCXX if USE_EGLIBC
572 default USE_UCLIBCXX
573 help
574 Select the preferred standard C++ library for all packages that support this.
575
576 config USE_UCLIBCXX
577 bool "uClibc++"
578
579 config USE_LIBSTDCXX
580 bool "libstdc++"
581 endchoice
582 endif
583
584 endmenu
585
586 menuconfig DEVEL
587 bool "Advanced configuration options (for developers)"
588 default n
589
590 config BROKEN
591 bool "Show broken platforms / packages" if DEVEL
592 default n
593
594 config DOWNLOAD_FOLDER
595 string "Download folder" if DEVEL
596 default ""
597
598 config LOCALMIRROR
599 string "Local mirror for source packages" if DEVEL
600 default ""
601
602 config AUTOREBUILD
603 bool "Automatic rebuild of packages" if DEVEL
604 default y
605 help
606 Automatically rebuild packages when their files change
607
608 config BUILD_SUFFIX
609 string "Build suffix to append to the BUILD_DIR variable" if DEVEL
610 default ""
611 help
612 Build suffix to append to the BUILD_DIR variable, i.e: build_dir_suffix
613
614 config TARGET_ROOTFS_DIR
615 string "Override the default TARGET_ROOTFS_DIR variable" if DEVEL
616 default ""
617 help
618 Override the default TARGET_ROOTFS_DIR variable content $(BUILD_DIR) with custom path.
619 Use this option to re-define the location of the target root file system directory.
620
621 config CCACHE
622 bool "Use ccache" if DEVEL
623 default n
624 help
625 Compiler cache; see http://ccache.samba.org/
626
627 config EXTERNAL_KERNEL_TREE
628 string "Use external kernel tree" if DEVEL
629 default ""
630
631 config KERNEL_GIT_CLONE_URI
632 string "Enter git repository to clone" if DEVEL
633 default ""
634 help
635 Enter the full git repository path i.e.:
636 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
637 This will create a git clone of the kernel in your build
638 directory.
639
640 config KERNEL_GIT_LOCAL_REPOSITORY
641 string "Enter path to local reference repository" if DEVEL
642 default ""
643 help
644 Enter a full pathname to a local reference git repository.
645 In this instance, the --refererence option of git clone will
646 be used thus creating a quick local clone of your repo.
647
648 config BUILD_LOG
649 bool "Enable log files during build process" if DEVEL
650 help
651 If enabled log files will be written to the ./log directory
652
653 config SRC_TREE_OVERRIDE
654 bool "Enable package source tree override" if DEVEL
655 help
656 If enabled, you can force a package to use a git tree as source
657 code instead of the normal tarball. Create a symlink 'git-src'
658 in the package directory, pointing to the .git tree that you want
659 to pull the source code from
660
661 menuconfig TARGET_OPTIONS
662 bool "Target Options" if DEVEL
663
664 config TARGET_OPTIMIZATION
665 string "Target Optimizations" if TARGET_OPTIONS
666 default DEFAULT_TARGET_OPTIMIZATION
667 help
668 Optimizations to use when building for the target host.
669
670 config SOFT_FLOAT
671 bool "Use software floating point by default" if TARGET_OPTIONS
672 default y
673 depends on (arm || armeb || powerpc || mipsel || mips) && !HAS_FPU
674 help
675 If your target CPU does not have a Floating Point Unit (FPU) or a
676 kernel FPU emulator, but you still wish to support floating point
677 functions, then everything will need to be compiled with soft floating
678 point support (-msoft-float).
679
680 Most people will answer N.
681
682 source "toolchain/Config.in"
683
684 source "target/imagebuilder/Config.in"
685 source "target/sdk/Config.in"
686 source "target/toolchain/Config.in"
687
688 source "tmp/.config-package.in"