config/Config-build.in

   1 # Copyright (C) 2006-2013 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 menu "Global build settings"
   8
   9         config ALL
  10                 bool "Select all packages by default"
  11                 default n
  12
  13         comment "General build options"
  14
  15         config DISPLAY_SUPPORT
  16                 bool "Show packages that require graphics support (local or remote)"
  17                 default n
  18
  19         config BUILD_PATENTED
  20                 default y
  21                 bool "Compile with support for patented functionality"
  22                 help
  23                   When this option is disabled, software which provides patented functionality
  24                   will not be built.  In case software provides optional support for patented
  25                   functionality, this optional support will get disabled for this package.
  26
  27         config BUILD_NLS
  28                 default n
  29                 bool "Compile with full language support"
  30                 help
  31                   When this option is enabled, packages are built with the full versions of
  32                   iconv and GNU gettext instead of the default OpenWrt stubs. If uClibc is
  33                   used, it is also built with locale support.
  34
  35         config BUILD_STATIC_TOOLS
  36                 default n
  37                 bool "Attempt to link host utilities statically"
  38                 help
  39                   Linking host utilities like sed or firmware-utils statically increases the
  40                   portability of the generated ImageBuilder and SDK tarballs; however, it may
  41                   fail on some Linux distributions.
  42
  43         config SHADOW_PASSWORDS
  44                 bool
  45                 prompt "Enable shadow password support"
  46                 default y
  47                 help
  48                   Enable shadow password support.
  49
  50         config CLEAN_IPKG
  51                 bool
  52                 prompt "Remove ipkg/opkg status data files in final images"
  53                 default n
  54                 help
  55                   This removes all ipkg/opkg status data files from the target directory
  56                   before building the root filesystem.
  57
  58         config COLLECT_KERNEL_DEBUG
  59                 bool
  60                 prompt "Collect kernel debug information"
  61                 select KERNEL_DEBUG_INFO
  62                 default n
  63                 help
  64                   This collects debugging symbols from the kernel and all compiled modules.
  65                   Useful for release builds, so that kernel issues can be debugged offline
  66                   later.
  67
  68         comment "Kernel build options"
  69
  70         source "config/Config-kernel.in"
  71
  72         comment "Package build options"
  73
  74         config DEBUG
  75                 bool
  76                 prompt "Compile packages with debugging info"
  77                 default n
  78                 help
  79                   Adds -g3 to the CFLAGS.
  80
  81         config IPV6
  82                 bool
  83                 prompt "Enable IPv6 support in packages"
  84                 default y
  85                 help
  86                   Enable IPv6 support in packages (passes --enable-ipv6 to configure scripts).
  87
  88         config PKG_BUILD_PARALLEL
  89                 bool
  90                 prompt "Compile certain packages parallelized"
  91                 default y
  92                 help
  93                   This adds a -jX option to certain packages that are known to behave well
  94                   for parallel build. By default, the package make processes use the main
  95                   jobserver, in which case this option only takes effect when you add -jX
  96                   to the make command.
  97
  98                   If you are unsure, select N.
  99
 100         config PKG_CHECK_FORMAT_SECURITY
 101                 bool
 102                 prompt "Enable gcc format-security"
 103                 default n
 104                 help
 105                   Add -Wformat -Werror=format-security to the CFLAGS.  You can disable
 106                   this per package by adding PKG_CHECK_FORMAT_SECURITY:=0 in the package
 107                   Makefile.
 108
 109         config PKG_BUILD_USE_JOBSERVER
 110                 bool
 111                 prompt "Use top-level make jobserver for packages"
 112                 depends on PKG_BUILD_PARALLEL
 113                 default y
 114                 help
 115                   This passes the main make process jobserver fds to package builds,
 116                   enabling full parallelization across different packages.
 117
 118                   Note that disabling this may overcommit CPU resources depending on the
 119                   -j level of the main make process, the number of package submake jobs
 120                   selected below and the number of actual CPUs present.
 121                   Example: If the main make is passed a -j4 and the submake -j
 122                   is also set to 4, we may end up with 16 parallel make processes
 123                   in the worst case.
 124
 125         config PKG_BUILD_JOBS
 126                 int
 127                 prompt "Number of package submake jobs (2-512)"
 128                 range 2 512
 129                 default 2
 130                 depends on PKG_BUILD_PARALLEL && !PKG_BUILD_USE_JOBSERVER
 131                 help
 132                   The number of jobs (-jX) to pass to packages submake.
 133
 134         config PKG_DEFAULT_PARALLEL
 135                 bool
 136                 prompt "Parallelize the default package build rule (May break build)"
 137                 depends on PKG_BUILD_PARALLEL
 138                 depends on BROKEN
 139                 default n
 140                 help
 141                   Always set the default package build rules to parallel build.
 142
 143                   WARNING: This may break build or kill your cat, as it builds packages
 144                   with multiple jobs that are probably not tested in a parallel build
 145                   environment.
 146
 147                   Only say Y if you don't mind fixing broken packages.  Before reporting
 148                   build bugs, set this to N and re-run the build.
 149
 150         comment "Stripping options"
 151
 152         choice
 153                 prompt "Binary stripping method"
 154                 default USE_STRIP   if EXTERNAL_TOOLCHAIN
 155                 default USE_STRIP   if USE_GLIBC || USE_EGLIBC || USE_MUSL
 156                 default USE_SSTRIP
 157                 help
 158                   Select the binary stripping method you wish to use.
 159
 160                 config NO_STRIP
 161                         bool "none"
 162                         help
 163                           This will install unstripped binaries (useful for native
 164                           compiling/debugging).
 165
 166                 config USE_STRIP
 167                         bool "strip"
 168                         help
 169                           This will install binaries stripped using strip from binutils.
 170
 171
 172                 config USE_SSTRIP
 173                         bool "sstrip"
 174                         depends on !DEBUG
 175                         depends on !USE_GLIBC
 176                         depends on !USE_EGLIBC
 177                         help
 178                           This will install binaries stripped using sstrip.
 179         endchoice
 180
 181         config STRIP_ARGS
 182                 string
 183                 prompt "Strip arguments"
 184                 depends on USE_STRIP
 185                 default "--strip-unneeded --remove-section=.comment --remove-section=.note" if DEBUG
 186                 default "--strip-all"
 187                 help
 188                   Specifies arguments passed to the strip command when stripping binaries.
 189
 190         config STRIP_KERNEL_EXPORTS
 191                 bool "Strip unnecessary exports from the kernel image"
 192                 help
 193                   Reduces kernel size by stripping unused kernel exports from the kernel
 194                   image.  Note that this might make the kernel incompatible with any kernel
 195                   modules that were not selected at the time the kernel image was created.
 196
 197         config USE_MKLIBS
 198                 bool "Strip unnecessary functions from libraries"
 199                 help
 200                   Reduces libraries to only those functions that are necessary for using all
 201                   selected packages (including those selected as <M>).  Note that this will
 202                   make the system libraries incompatible with most of the packages that are
 203                   not selected during the build process.
 204
 205         choice
 206                 prompt "Preferred standard C++ library"
 207                 default USE_LIBSTDCXX if USE_EGLIBC
 208                 default USE_UCLIBCXX
 209                 help
 210                   Select the preferred standard C++ library for all packages that support this.
 211
 212                 config USE_UCLIBCXX
 213                         bool "uClibc++"
 214
 215                 config USE_LIBSTDCXX
 216                         bool "libstdc++"
 217         endchoice
 218
 219 endmenu