Eric Andersen | 2d523c2 | 2004-10-09 01:06:03 +0000 | [diff] [blame] | 1 | # |
| 2 | |
Peter Korsgaard | 6a53b72 | 2011-02-02 14:53:23 +0100 | [diff] [blame] | 3 | mainmenu "Buildroot $BR2_VERSION Configuration" |
Eric Andersen | 2d523c2 | 2004-10-09 01:06:03 +0000 | [diff] [blame] | 4 | |
| 5 | config BR2_HAVE_DOT_CONFIG |
| 6 | bool |
| 7 | default y |
| 8 | |
Bernhard Reutner-Fischer | f5b8cd4 | 2007-09-25 11:37:31 +0000 | [diff] [blame] | 9 | config BR2_VERSION |
| 10 | string |
Yann E. MORIN | 56c68bc | 2010-10-31 17:35:14 +0100 | [diff] [blame] | 11 | option env="BR2_VERSION_FULL" |
Bernhard Reutner-Fischer | f5b8cd4 | 2007-09-25 11:37:31 +0000 | [diff] [blame] | 12 | |
Francois Perrad | 1d4104f | 2012-07-18 15:59:09 +0200 | [diff] [blame] | 13 | config BR2_HOSTARCH |
| 14 | string |
| 15 | option env="HOSTARCH" |
| 16 | |
Thomas Petazzoni | a4239f7 | 2013-12-05 20:11:10 +0100 | [diff] [blame] | 17 | config BR2_EXTERNAL |
| 18 | string |
| 19 | option env="BR2_EXTERNAL" |
| 20 | |
Maxime Hadjinlian | aac3d2b | 2014-02-18 00:37:12 +0100 | [diff] [blame] | 21 | # Hidden boolean selected by packages in need of Java in order to build |
| 22 | # (example: xbmc) |
Maxime Hadjinlian | 0721c71 | 2014-02-19 16:33:50 +0100 | [diff] [blame] | 23 | config BR2_NEEDS_HOST_JAVA |
Maxime Hadjinlian | aac3d2b | 2014-02-18 00:37:12 +0100 | [diff] [blame] | 24 | bool |
| 25 | |
Maxime Hadjinlian | 8f9da28 | 2014-05-04 00:45:44 +0200 | [diff] [blame] | 26 | # Hidden boolean selected by packages in need of javac in order to build |
| 27 | # (example: classpath) |
| 28 | config BR2_NEEDS_HOST_JAVAC |
| 29 | bool |
| 30 | |
| 31 | # Hidden boolean selected by packages in need of jar in order to build |
| 32 | # (example: classpath) |
| 33 | config BR2_NEEDS_HOST_JAR |
| 34 | bool |
| 35 | |
Thomas Petazzoni | 70d6037 | 2012-12-29 06:14:49 +0000 | [diff] [blame] | 36 | # Hidden boolean selected by pre-built packages for x86, when they |
| 37 | # need to run on x86-64 machines (example: pre-built external |
| 38 | # toolchains, binary tools like SAM-BA, etc.). |
| 39 | config BR2_HOSTARCH_NEEDS_IA32_LIBS |
| 40 | bool |
| 41 | |
Thomas Petazzoni | 0e4bc50 | 2013-11-11 17:47:25 +0100 | [diff] [blame] | 42 | # Hidden boolean selected by packages that need to build 32 bits |
| 43 | # binaries with the host compiler, even on 64 bits build machines (e.g |
| 44 | # bootloaders). |
| 45 | config BR2_HOSTARCH_NEEDS_IA32_COMPILER |
| 46 | bool |
| 47 | |
Thomas Petazzoni | 79ee3c1 | 2012-11-03 08:27:59 +0000 | [diff] [blame] | 48 | source "arch/Config.in" |
Bernhard Reutner-Fischer | 7d8a59b | 2007-07-08 16:28:54 +0000 | [diff] [blame] | 49 | |
Eric Andersen | 8e5fb3f | 2004-12-11 13:01:10 +0000 | [diff] [blame] | 50 | menu "Build options" |
| 51 | |
Thomas Petazzoni | 1592926 | 2010-04-10 22:55:01 +0200 | [diff] [blame] | 52 | menu "Commands" |
| 53 | |
Eric Andersen | 2d523c2 | 2004-10-09 01:06:03 +0000 | [diff] [blame] | 54 | config BR2_WGET |
Eric Andersen | 8e5fb3f | 2004-12-11 13:01:10 +0000 | [diff] [blame] | 55 | string "Wget command" |
Peter Korsgaard | 6871b16 | 2010-11-04 19:16:43 +0100 | [diff] [blame] | 56 | default "wget --passive-ftp -nd -t 3" |
Eric Andersen | 2d523c2 | 2004-10-09 01:06:03 +0000 | [diff] [blame] | 57 | |
Maxime Petazzoni | cf71111 | 2010-09-02 12:09:45 +0200 | [diff] [blame] | 58 | config BR2_SVN |
| 59 | string "Subversion (svn) command" |
| 60 | default "svn" |
Eric Andersen | e30cf26 | 2005-01-23 11:20:30 +0000 | [diff] [blame] | 61 | |
Maxime Petazzoni | cf71111 | 2010-09-02 12:09:45 +0200 | [diff] [blame] | 62 | config BR2_BZR |
| 63 | string "Bazaar (bzr) command" |
| 64 | default "bzr" |
Sven Neumann | df03cda | 2009-08-07 11:57:54 +0200 | [diff] [blame] | 65 | |
Ulf Samuelsson | 85f54fb | 2007-08-24 05:31:07 +0000 | [diff] [blame] | 66 | config BR2_GIT |
Maxime Petazzoni | cf71111 | 2010-09-02 12:09:45 +0200 | [diff] [blame] | 67 | string "Git command" |
| 68 | default "git" |
Ulf Samuelsson | 85f54fb | 2007-08-24 05:31:07 +0000 | [diff] [blame] | 69 | |
Gustavo Zacarias | 15eb1fa | 2013-09-11 09:12:04 -0300 | [diff] [blame] | 70 | config BR2_CVS |
| 71 | string "CVS command" |
| 72 | default "cvs" |
| 73 | |
David Wagner | 2690e76 | 2011-09-29 21:57:46 +0200 | [diff] [blame] | 74 | config BR2_LOCALFILES |
| 75 | string "Local files retrieval command" |
| 76 | default "cp" |
| 77 | |
Thomas De Schampheleire | c61788f | 2011-10-19 09:25:40 +0200 | [diff] [blame] | 78 | config BR2_SCP |
| 79 | string "Secure copy (scp) command" |
| 80 | default "scp" |
| 81 | |
| 82 | config BR2_SSH |
| 83 | string "Secure shell (ssh) command" |
| 84 | default "ssh" |
| 85 | |
Thomas De Schampheleire | f694c07 | 2011-10-19 09:25:47 +0200 | [diff] [blame] | 86 | config BR2_HG |
| 87 | string "Mercurial (hg) command" |
| 88 | default "hg" |
| 89 | |
Bernhard Reutner-Fischer | 859b913 | 2006-10-01 15:07:45 +0000 | [diff] [blame] | 90 | config BR2_ZCAT |
| 91 | string "zcat command" |
Bernhard Reutner-Fischer | a9612bf | 2007-03-09 08:26:10 +0000 | [diff] [blame] | 92 | default "gzip -d -c" |
Bernhard Reutner-Fischer | 859b913 | 2006-10-01 15:07:45 +0000 | [diff] [blame] | 93 | help |
| 94 | Command to be used to extract a gzip'ed file to stdout. |
| 95 | zcat is identical to gunzip -c except that the former may |
| 96 | not be available on your system. |
Bernhard Reutner-Fischer | a9612bf | 2007-03-09 08:26:10 +0000 | [diff] [blame] | 97 | Default is "gzip -d -c" |
| 98 | Other possible values include "gunzip -c" or "zcat". |
Bernhard Reutner-Fischer | 6e2823c | 2006-11-17 15:43:51 +0000 | [diff] [blame] | 99 | |
| 100 | config BR2_BZCAT |
| 101 | string "bzcat command" |
| 102 | default "bzcat" |
| 103 | help |
| 104 | Command to be used to extract a bzip2'ed file to stdout. |
| 105 | bzcat is identical to bunzip2 -c except that the former may |
| 106 | not be available on your system. |
| 107 | Default is "bzcat" |
| 108 | Other possible values include "bunzip2 -c" or "bzip2 -d -c". |
Bernhard Reutner-Fischer | 859b913 | 2006-10-01 15:07:45 +0000 | [diff] [blame] | 109 | |
Allan W. Nielsen | 177b4b4 | 2011-05-10 08:17:05 +0200 | [diff] [blame] | 110 | config BR2_XZCAT |
| 111 | string "xzcat command" |
| 112 | default "xzcat" |
| 113 | help |
| 114 | Command to be used to extract a xz'ed file to stdout. |
| 115 | Default is "xzcat" |
| 116 | |
Bernhard Reutner-Fischer | ce90aae | 2005-12-10 14:59:02 +0000 | [diff] [blame] | 117 | config BR2_TAR_OPTIONS |
| 118 | string "Tar options" |
Bernhard Reutner-Fischer | 7df4de6 | 2005-12-10 15:36:43 +0000 | [diff] [blame] | 119 | default "" |
| 120 | help |
| 121 | Options to pass to tar when extracting the sources. |
| 122 | E.g. " -v --exclude='*.svn*'" to exclude all .svn internal files |
| 123 | and to be verbose. |
Bernhard Reutner-Fischer | ce90aae | 2005-12-10 14:59:02 +0000 | [diff] [blame] | 124 | |
Thomas Petazzoni | 1592926 | 2010-04-10 22:55:01 +0200 | [diff] [blame] | 125 | endmenu |
| 126 | |
Arnout Vandecappelle (Essensium/Mind) | 4e0170d | 2013-02-06 21:50:57 +0000 | [diff] [blame] | 127 | config BR2_DEFCONFIG_FROM_ENV |
| 128 | string |
| 129 | option env="BR2_DEFCONFIG" |
| 130 | |
| 131 | config BR2_DEFCONFIG |
| 132 | string "Location to save buildroot config" |
| 133 | default BR2_DEFCONFIG_FROM_ENV if BR2_DEFCONFIG_FROM_ENV != "" |
| 134 | default "$(CONFIG_DIR)/defconfig" |
| 135 | help |
| 136 | When running 'make savedefconfig', the defconfig file will be saved |
| 137 | in this location. |
| 138 | |
Mike Frysinger | 59a63a9 | 2005-10-01 00:35:24 +0000 | [diff] [blame] | 139 | config BR2_DL_DIR |
| 140 | string "Download dir" |
H Hartley Sweeten | be695dc | 2009-09-23 08:46:52 +0200 | [diff] [blame] | 141 | default "$(TOPDIR)/dl" |
Mike Frysinger | 59a63a9 | 2005-10-01 00:35:24 +0000 | [diff] [blame] | 142 | help |
| 143 | Directory to store all the source files that we need to fetch. |
Arnout Vandecappelle | 6768021 | 2014-02-04 16:18:51 +0100 | [diff] [blame] | 144 | If the Linux shell environment has defined the BR2_DL_DIR |
Ulf Samuelsson | 67050e1 | 2007-08-21 01:28:12 +0000 | [diff] [blame] | 145 | environment variable, then this overrides this configuration item. |
Mike Frysinger | 59a63a9 | 2005-10-01 00:35:24 +0000 | [diff] [blame] | 146 | |
H Hartley Sweeten | be695dc | 2009-09-23 08:46:52 +0200 | [diff] [blame] | 147 | The default is $(TOPDIR)/dl |
Bernhard Reutner-Fischer | 4b0d5a8 | 2007-09-26 21:12:38 +0000 | [diff] [blame] | 148 | |
Gustavo Zacarias | a2b4f7f | 2011-02-02 10:05:56 -0300 | [diff] [blame] | 149 | config BR2_HOST_DIR |
| 150 | string "Host dir" |
| 151 | default "$(BASE_DIR)/host" |
| 152 | help |
| 153 | Directory to store all the binary files that are built for the host. |
| 154 | This includes the cross compilation toolchain when building the |
| 155 | internal buildroot toolchain. |
| 156 | |
| 157 | The default is $(BASE_DIR)/host |
| 158 | |
Thomas Petazzoni | 8008007 | 2010-12-05 21:52:37 +0100 | [diff] [blame] | 159 | menu "Mirrors and Download locations" |
| 160 | |
| 161 | config BR2_PRIMARY_SITE |
| 162 | string "Primary download site" |
| 163 | default "" |
| 164 | help |
| 165 | Primary site to download from. If this option is set then buildroot |
| 166 | will try to download package source first from this site and try the |
| 167 | default if the file is not found. |
Thomas De Schampheleire | c61788f | 2011-10-19 09:25:40 +0200 | [diff] [blame] | 168 | Valid URIs are URIs recognized by $(WGET) and scp URIs of the form |
| 169 | scp://[user@]host:path. |
| 170 | NOTE: This works for all packages using the central package |
| 171 | infrastructure (generic, autotools, cmake, ...) |
Thomas Petazzoni | 8008007 | 2010-12-05 21:52:37 +0100 | [diff] [blame] | 172 | |
Thomas De Schampheleire | 5a83e08 | 2012-06-22 07:37:03 +0200 | [diff] [blame] | 173 | config BR2_PRIMARY_SITE_ONLY |
| 174 | bool "Only allow downloads from primary download site" |
| 175 | depends on BR2_PRIMARY_SITE != "" |
| 176 | help |
| 177 | If this option is enabled, downloads will only be attempted |
| 178 | from the primary download site. Other locations, like the |
| 179 | package's official download location or the backup download |
| 180 | site, will not be considered. Therefore, if the package is |
| 181 | not present on the primary site, the download fails. |
| 182 | |
| 183 | This is useful for project developers who want to ensure |
| 184 | that the project can be built even if the upstream tarball |
| 185 | locations disappear. |
| 186 | |
| 187 | if !BR2_PRIMARY_SITE_ONLY |
| 188 | |
Thomas Petazzoni | 8008007 | 2010-12-05 21:52:37 +0100 | [diff] [blame] | 189 | config BR2_BACKUP_SITE |
| 190 | string "Backup download site" |
Peter Seiderer | 4a9eb20 | 2014-02-21 23:33:36 +0100 | [diff] [blame] | 191 | default "http://sources.buildroot.net" |
Thomas Petazzoni | 8008007 | 2010-12-05 21:52:37 +0100 | [diff] [blame] | 192 | help |
| 193 | Backup site to download from. If this option is set then buildroot |
| 194 | will fall back to download package sources from here if the |
| 195 | normal location fails. |
| 196 | |
Thomas Petazzoni | 8008007 | 2010-12-05 21:52:37 +0100 | [diff] [blame] | 197 | config BR2_KERNEL_MIRROR |
| 198 | string "Kernel.org mirror" |
Yann E. MORIN | ba14dbe | 2014-05-23 19:20:12 +0200 | [diff] [blame] | 199 | default "https://www.kernel.org/pub" |
Thomas Petazzoni | 8008007 | 2010-12-05 21:52:37 +0100 | [diff] [blame] | 200 | help |
| 201 | kernel.org is mirrored on a number of servers around the world. |
| 202 | The following allows you to select your preferred mirror. |
| 203 | |
| 204 | Have a look on the kernel.org site for a list of mirrors, then enter |
| 205 | the URL to the base directory. Examples: |
| 206 | |
| 207 | http://www.XX.kernel.org/pub (XX = country code) |
| 208 | http://mirror.aarnet.edu.au/pub/ftp.kernel.org |
| 209 | |
| 210 | config BR2_GNU_MIRROR |
| 211 | string "GNU Software mirror" |
| 212 | default "http://ftp.gnu.org/pub/gnu" |
| 213 | help |
| 214 | GNU has multiple software mirrors scattered around the world. |
| 215 | The following allows you to select your preferred mirror. |
| 216 | |
| 217 | Have a look on the gnu.org site for a list of mirrors, then enter |
| 218 | the URL to the base directory. Examples: |
| 219 | |
| 220 | http://ftp.gnu.org/pub/gnu |
| 221 | http://mirror.aarnet.edu.au/pub/gnu |
| 222 | |
| 223 | config BR2_DEBIAN_MIRROR |
| 224 | string "Debian Software mirror" |
| 225 | default "http://ftp.debian.org" |
| 226 | help |
| 227 | Debian has multiple software mirrors scattered around the world. |
| 228 | The following allows you to select your preferred mirror. |
| 229 | |
| 230 | Usually, just add your country code like XX here: |
| 231 | http://ftp.XX.debian.org |
| 232 | |
Thomas De Schampheleire | 5a83e08 | 2012-06-22 07:37:03 +0200 | [diff] [blame] | 233 | endif |
| 234 | |
Francois Perrad | 72afb29 | 2014-01-11 16:42:07 +0100 | [diff] [blame] | 235 | config BR2_LUAROCKS_MIRROR |
| 236 | string "LuaRocks mirror" |
| 237 | default "http://luarocks.org/repositories/rocks" |
| 238 | help |
| 239 | LuaRocks repository. |
| 240 | |
| 241 | See http://luarocks.org |
| 242 | |
Francois Perrad | 9fbb169 | 2014-02-23 15:17:16 +0100 | [diff] [blame] | 243 | config BR2_CPAN_MIRROR |
| 244 | string "CPAN mirror (Perl packages)" |
| 245 | default "http://search.cpan.org/CPAN" |
| 246 | help |
| 247 | CPAN (Comprehensive Perl Archive Network) is a repository |
| 248 | of Perl packages. It has multiple software mirrors scattered |
| 249 | around the world. This option allows you to select a mirror. |
| 250 | |
| 251 | The list of mirrors is available at: |
| 252 | http://search.cpan.org/mirror |
| 253 | |
Thomas Petazzoni | 8008007 | 2010-12-05 21:52:37 +0100 | [diff] [blame] | 254 | endmenu |
Thomas Petazzoni | aa41d37 | 2010-04-10 22:55:38 +0200 | [diff] [blame] | 255 | |
Eric Andersen | 8e5fb3f | 2004-12-11 13:01:10 +0000 | [diff] [blame] | 256 | config BR2_JLEVEL |
Nathan Lynch | 5016aa0 | 2012-06-16 09:37:17 +0000 | [diff] [blame] | 257 | int "Number of jobs to run simultaneously (0 for auto)" |
| 258 | default "0" |
Eric Andersen | 8e5fb3f | 2004-12-11 13:01:10 +0000 | [diff] [blame] | 259 | help |
Nathan Lynch | 5016aa0 | 2012-06-16 09:37:17 +0000 | [diff] [blame] | 260 | Number of jobs to run simultaneously. If 0, determine |
| 261 | automatically according to number of CPUs on the host |
| 262 | system. |
Bernhard Reutner-Fischer | 93ab6d3 | 2007-01-28 12:03:58 +0000 | [diff] [blame] | 263 | |
Thomas Petazzoni | 17b66af | 2010-12-07 21:09:56 +0100 | [diff] [blame] | 264 | config BR2_CCACHE |
| 265 | bool "Enable compiler cache" |
| 266 | help |
| 267 | This option will enable the use of ccache, a compiler |
| 268 | cache. It will cache the result of previous builds to speed |
Danomi Manchego | dd79f2d | 2014-04-30 22:05:07 -0400 | [diff] [blame] | 269 | up future builds. By default, the cache is stored in |
Thomas Petazzoni | 17b66af | 2010-12-07 21:09:56 +0100 | [diff] [blame] | 270 | $HOME/.buildroot-ccache. |
| 271 | |
Thomas Petazzoni | f044e03 | 2012-03-07 20:26:50 +0100 | [diff] [blame] | 272 | Note that Buildroot does not try to invalidate the cache |
| 273 | contents when the compiler changes in an incompatible |
| 274 | way. Therefore, if you make a change to the compiler version |
| 275 | and/or configuration, you are responsible for purging the |
| 276 | ccache cache by removing the $HOME/.buildroot-ccache |
| 277 | directory. |
| 278 | |
Danomi Manchego | dd79f2d | 2014-04-30 22:05:07 -0400 | [diff] [blame] | 279 | if BR2_CCACHE |
| 280 | |
Thomas De Schampheleire | 4332907 | 2012-05-16 21:39:28 +0200 | [diff] [blame] | 281 | config BR2_CCACHE_DIR |
| 282 | string "Compiler cache location" |
Thomas De Schampheleire | 4332907 | 2012-05-16 21:39:28 +0200 | [diff] [blame] | 283 | default "$(HOME)/.buildroot-ccache" |
| 284 | help |
| 285 | Where ccache should store cached files. |
| 286 | |
Danomi Manchego | dd79f2d | 2014-04-30 22:05:07 -0400 | [diff] [blame] | 287 | config BR2_CCACHE_INITIAL_SETUP |
| 288 | string "Compiler cache initial setup" |
| 289 | help |
| 290 | Initial ccache settings to apply, such as --max-files or --max-size. |
| 291 | |
| 292 | For example, if your project is known to require more space than the |
| 293 | default max cache size, then you might want to increase the cache size |
| 294 | to a suitable amount using the -M (--max-size) option. |
| 295 | |
| 296 | The string you specify here is passed verbatim to ccache. Refer to |
| 297 | ccache documentation for more details. |
| 298 | |
| 299 | These initial settings are applied after ccache has been compiled. |
| 300 | |
| 301 | endif |
| 302 | |
Bernhard Reutner-Fischer | 7779fd7 | 2007-02-09 13:31:55 +0000 | [diff] [blame] | 303 | config BR2_DEPRECATED |
Bernhard Reutner-Fischer | 5e1f034 | 2007-02-09 13:35:41 +0000 | [diff] [blame] | 304 | bool "Show packages that are deprecated or obsolete" |
Bernhard Reutner-Fischer | 7779fd7 | 2007-02-09 13:31:55 +0000 | [diff] [blame] | 305 | help |
Bernhard Reutner-Fischer | 5e1f034 | 2007-02-09 13:35:41 +0000 | [diff] [blame] | 306 | This option hides outdated/obsolete versions of packages. |
Eric Andersen | ba7c48f | 2004-12-11 10:25:40 +0000 | [diff] [blame] | 307 | |
Thomas De Schampheleire | ba4ad9d | 2014-01-03 17:02:50 +0100 | [diff] [blame] | 308 | if BR2_DEPRECATED |
| 309 | |
Thomas De Schampheleire | ba4ad9d | 2014-01-03 17:02:50 +0100 | [diff] [blame] | 310 | config BR2_DEPRECATED_SINCE_2013_11 |
| 311 | bool |
| 312 | default y |
| 313 | |
| 314 | config BR2_DEPRECATED_SINCE_2014_02 |
| 315 | bool |
| 316 | default y |
| 317 | |
Peter Korsgaard | a920fdd | 2014-03-18 09:04:31 +0100 | [diff] [blame] | 318 | config BR2_DEPRECATED_SINCE_2014_05 |
| 319 | bool |
| 320 | default y |
| 321 | |
Thomas Petazzoni | 8f3508a | 2014-06-29 18:02:10 +0200 | [diff] [blame^] | 322 | config BR2_DEPRECATED_SINCE_2014_08 |
| 323 | bool |
| 324 | default y |
| 325 | |
Thomas De Schampheleire | ba4ad9d | 2014-01-03 17:02:50 +0100 | [diff] [blame] | 326 | endif |
| 327 | |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 328 | config BR2_ENABLE_DEBUG |
| 329 | bool "build packages with debugging symbols" |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 330 | help |
Thomas Petazzoni | a9a3467 | 2012-03-14 23:49:58 +0100 | [diff] [blame] | 331 | Build packages with debugging symbols enabled. All libraries |
| 332 | and binaries in the 'staging' directory will have debugging |
| 333 | symbols, which allows remote debugging even if libraries and |
| 334 | binaries are stripped on the target. Whether libraries and |
| 335 | binaries are stripped on the target is controlled by the |
| 336 | BR2_STRIP_* options below. |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 337 | |
| 338 | if BR2_ENABLE_DEBUG |
| 339 | choice |
| 340 | prompt "gcc debug level" |
| 341 | default BR2_DEBUG_2 |
| 342 | help |
| 343 | Set the debug level for gcc |
| 344 | |
| 345 | config BR2_DEBUG_1 |
| 346 | bool "debug level 1" |
| 347 | help |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 348 | Debug level 1 produces minimal information, enough |
| 349 | for making backtraces in parts of the program that |
| 350 | you don't plan to debug. This includes descriptions |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 351 | of functions and external variables, but no information |
| 352 | about local variables and no line numbers. |
| 353 | |
| 354 | config BR2_DEBUG_2 |
| 355 | bool "debug level 2" |
| 356 | help |
| 357 | The default gcc debug level is 2 |
| 358 | |
| 359 | config BR2_DEBUG_3 |
| 360 | bool "debug level 3" |
| 361 | help |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 362 | Level 3 includes extra information, such as all the |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 363 | macro definitions present in the program. Some debuggers |
| 364 | support macro expansion when you use -g3. |
| 365 | endchoice |
| 366 | endif |
| 367 | |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 368 | choice |
Thomas Petazzoni | a9a3467 | 2012-03-14 23:49:58 +0100 | [diff] [blame] | 369 | prompt "strip command for binaries on target" |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 370 | default BR2_STRIP_strip |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 371 | |
| 372 | config BR2_STRIP_strip |
| 373 | bool "strip" |
Axel Lin | 9f2bf30 | 2013-09-03 17:39:53 +0800 | [diff] [blame] | 374 | depends on !BR2_PACKAGE_HOST_ELF2FLT |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 375 | help |
Thomas Petazzoni | a9a3467 | 2012-03-14 23:49:58 +0100 | [diff] [blame] | 376 | Binaries and libraries in the target filesystem will be |
| 377 | stripped using the normal 'strip' command. This allows to |
| 378 | save space, mainly by removing debugging symbols. Debugging |
| 379 | symbols on the target are needed for native debugging, but |
| 380 | not when remote debugging is used. |
Ulf Samuelsson | 85f54fb | 2007-08-24 05:31:07 +0000 | [diff] [blame] | 381 | |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 382 | config BR2_STRIP_sstrip |
| 383 | bool "sstrip" |
| 384 | select BR2_PACKAGE_SSTRIP_HOST |
Axel Lin | 9f2bf30 | 2013-09-03 17:39:53 +0800 | [diff] [blame] | 385 | depends on !BR2_PACKAGE_HOST_ELF2FLT |
Yann E. MORIN | 6a6962f | 2014-05-20 23:54:02 +0200 | [diff] [blame] | 386 | depends on BR2_DEPRECATED_SINCE_2014_05 |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 387 | help |
Thomas Petazzoni | a9a3467 | 2012-03-14 23:49:58 +0100 | [diff] [blame] | 388 | Binaries and libraries in the target filesystem will be |
| 389 | stripped using the 'sstrip' command, which strips a little |
| 390 | bit more than the traditional 'strip' command. This allows to |
| 391 | save space, mainly by removing debugging symbols. Debugging |
| 392 | symbols on the target are needed for native debugging, but |
| 393 | not when remote debugging is used. |
Ulf Samuelsson | 85f54fb | 2007-08-24 05:31:07 +0000 | [diff] [blame] | 394 | |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 395 | config BR2_STRIP_none |
| 396 | bool "none" |
| 397 | help |
Thomas Petazzoni | a9a3467 | 2012-03-14 23:49:58 +0100 | [diff] [blame] | 398 | Do not strip binaries and libraries in the target |
| 399 | filesystem. |
Bernhard Reutner-Fischer | bbd251a | 2007-07-31 18:06:50 +0000 | [diff] [blame] | 400 | endchoice |
| 401 | |
Thomas De Schampheleire | 2a97045 | 2012-06-21 19:34:50 +0000 | [diff] [blame] | 402 | config BR2_STRIP_EXCLUDE_FILES |
| 403 | string "executables that should not be stripped" |
| 404 | depends on !BR2_STRIP_none |
| 405 | default "" |
| 406 | help |
| 407 | You may specify a space-separated list of binaries and libraries |
| 408 | here that should not be stripped on the target. |
| 409 | |
| 410 | config BR2_STRIP_EXCLUDE_DIRS |
| 411 | string "directories that should be skipped when stripping" |
| 412 | depends on !BR2_STRIP_none |
| 413 | default "" |
| 414 | help |
| 415 | You may specify a space-separated list of directories that should |
| 416 | be skipped when stripping. Binaries and libraries in these |
| 417 | directories will not be touched. |
| 418 | The directories should be specified relative to the target directory, |
| 419 | without leading slash. |
| 420 | |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 421 | choice |
| 422 | prompt "gcc optimization level" |
John Voltz | 7eb796b | 2008-03-16 13:26:14 +0000 | [diff] [blame] | 423 | default BR2_OPTIMIZE_S |
John Voltz | 923f42a | 2008-03-12 11:23:11 +0000 | [diff] [blame] | 424 | help |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 425 | Set the optimization level for gcc |
| 426 | |
| 427 | config BR2_OPTIMIZE_0 |
| 428 | bool "optimization level 0" |
| 429 | help |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 430 | Do not optimize. This is the default. |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 431 | |
| 432 | config BR2_OPTIMIZE_1 |
| 433 | bool "optimization level 1" |
| 434 | help |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 435 | Optimize. Optimizing compilation takes somewhat more time, |
| 436 | and a lot more memory for a large function. With -O, the |
| 437 | compiler tries to reduce code size and execution time, |
| 438 | without performing any optimizations that take a great deal |
| 439 | of compilation time. -O turns on the following optimization |
| 440 | flags: -fdefer-pop -fdelayed-branch -fguess-branch-probability |
| 441 | -fcprop-registers -floop-optimize -fif-conversion |
| 442 | -fif-conversion2 -ftree-ccp -ftree-dce -ftree-dominator-opts |
| 443 | -ftree-dse -ftree-ter -ftree-lrs -ftree-sra -ftree-copyrename |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 444 | -ftree-fre -ftree-ch -funit-at-a-time -fmerge-constants |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 445 | -O also turns on -fomit-frame-pointer on machines where doing |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 446 | so does not interfere with debugging. |
| 447 | |
| 448 | config BR2_OPTIMIZE_2 |
| 449 | bool "optimization level 2" |
| 450 | help |
| 451 | Optimize even more. GCC performs nearly all supported optimizations |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 452 | that do not involve a space-speed tradeoff. The compiler does not |
| 453 | perform loop unrolling or function inlining when you specify -O2. |
| 454 | As compared to -O, this option increases both compilation time and |
| 455 | the performance of the generated code. -O2 turns on all optimization |
| 456 | flags specified by -O. It also turns on the following optimization |
| 457 | flags: -fthread-jumps -fcrossjumping -foptimize-sibling-calls |
| 458 | -fcse-follow-jumps -fcse-skip-blocks -fgcse -fgcse-lm |
| 459 | -fexpensive-optimizations -fstrength-reduce -frerun-cse-after-loop |
| 460 | -frerun-loop-opt -fcaller-saves -fpeephole2 -fschedule-insns |
| 461 | -fschedule-insns2 -fsched-interblock -fsched-spec -fregmove |
| 462 | -fstrict-aliasing -fdelete-null-pointer-checks -freorder-blocks |
| 463 | -freorder-functions -falign-functions -falign-jumps -falign-loops |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 464 | -falign-labels -ftree-vrp -ftree-pre |
| 465 | Please note the warning under -fgcse about invoking -O2 on programs |
| 466 | that use computed gotos. |
| 467 | |
| 468 | config BR2_OPTIMIZE_3 |
| 469 | bool "optimization level 3" |
| 470 | help |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 471 | Optimize yet more. -O3 turns on all optimizations specified by -O2 |
| 472 | and also turns on the -finline-functions, -funswitch-loops and |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 473 | -fgcse-after-reload options. |
| 474 | |
| 475 | config BR2_OPTIMIZE_S |
| 476 | bool "optimize for size" |
| 477 | help |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 478 | Optimize for size. -Os enables all -O2 optimizations that do not |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 479 | typically increase code size. It also performs further optimizations |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 480 | designed to reduce code size. -Os disables the following optimization |
| 481 | flags: -falign-functions -falign-jumps -falign-loops -falign-labels |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 482 | -freorder-blocks -freorder-blocks-and-partition -fprefetch-loop-arrays |
| 483 | -ftree-vect-loop-version |
Peter Korsgaard | 02a623d | 2008-08-04 19:07:05 +0000 | [diff] [blame] | 484 | |
John Voltz | 41f6b79 | 2008-03-12 13:07:10 +0000 | [diff] [blame] | 485 | endchoice |
John Voltz | 923f42a | 2008-03-12 11:23:11 +0000 | [diff] [blame] | 486 | |
Thomas Petazzoni | c5866be | 2013-09-02 18:06:36 +0200 | [diff] [blame] | 487 | config BR2_ENABLE_SSP |
| 488 | bool "build code with Stack Smashing Protection" |
| 489 | depends on BR2_TOOLCHAIN_HAS_SSP |
| 490 | help |
| 491 | Enable stack smashing protection support using GCCs |
| 492 | -fstack-protector-all option. |
| 493 | |
| 494 | See http://www.linuxfromscratch.org/hints/downloads/files/ssp.txt |
Thomas De Schampheleire | bed4e27 | 2013-11-11 17:23:23 +0100 | [diff] [blame] | 495 | for details. |
Thomas Petazzoni | c5866be | 2013-09-02 18:06:36 +0200 | [diff] [blame] | 496 | |
| 497 | Note that this requires the toolchain to have SSP |
| 498 | support. This is always the case for glibc and eglibc |
| 499 | toolchain, but is optional in uClibc toolchains. |
| 500 | |
| 501 | comment "enabling Stack Smashing Protection requires support in the toolchain" |
| 502 | depends on !BR2_TOOLCHAIN_HAS_SSP |
| 503 | |
Bernhard Reutner-Fischer | 3096f34 | 2007-06-01 22:16:28 +0000 | [diff] [blame] | 504 | config BR2_PREFER_STATIC_LIB |
| 505 | bool "prefer static libraries" |
Bernhard Reutner-Fischer | 3096f34 | 2007-06-01 22:16:28 +0000 | [diff] [blame] | 506 | help |
Bernhard Reutner-Fischer | ece6fe0 | 2007-06-02 16:36:43 +0000 | [diff] [blame] | 507 | Where possible, build and use static libraries for the target. |
| 508 | This potentially increases your code size and should only be |
| 509 | used if you know what you do. |
| 510 | The default is to build dynamic libraries and use those on |
| 511 | the target filesystem. |
Bernhard Reutner-Fischer | 3096f34 | 2007-06-01 22:16:28 +0000 | [diff] [blame] | 512 | |
| 513 | WARNING: This is highly experimental at the moment. |
| 514 | |
Thomas Petazzoni | ee0246e | 2011-09-29 21:57:38 +0200 | [diff] [blame] | 515 | config BR2_PACKAGE_OVERRIDE_FILE |
| 516 | string "location of a package override file" |
Yann E. MORIN | eda3d0e | 2014-01-29 22:48:24 +0100 | [diff] [blame] | 517 | default "$(CONFIG_DIR)/local.mk" |
Thomas Petazzoni | ee0246e | 2011-09-29 21:57:38 +0200 | [diff] [blame] | 518 | help |
| 519 | A package override file is a short makefile that contains |
| 520 | variable definitions of the form <pkg>_OVERRIDE_SRCDIR, |
| 521 | which allows to tell Buildroot to use an existing directory |
| 522 | as the source directory for a particular package. See the |
| 523 | Buildroot documentation for more details on this feature. |
| 524 | |
Simon Dawson | 5538e47 | 2013-03-17 23:13:47 +0000 | [diff] [blame] | 525 | config BR2_GLOBAL_PATCH_DIR |
Ryan Barnett | bc4f79d | 2013-12-18 04:25:01 -0600 | [diff] [blame] | 526 | string "global patch directories" |
Simon Dawson | 5538e47 | 2013-03-17 23:13:47 +0000 | [diff] [blame] | 527 | help |
Ryan Barnett | bc4f79d | 2013-12-18 04:25:01 -0600 | [diff] [blame] | 528 | You may specify a space separated list of one or more directories |
| 529 | containing global package patches. For a specific version |
| 530 | <packageversion> of a specific package <packagename>, patches are |
| 531 | applied as follows: |
Simon Dawson | 5538e47 | 2013-03-17 23:13:47 +0000 | [diff] [blame] | 532 | |
Ryan Barnett | bc4f79d | 2013-12-18 04:25:01 -0600 | [diff] [blame] | 533 | First, the default Buildroot patch set for the package is applied |
| 534 | from the package's directory in Buildroot. |
Simon Dawson | 5538e47 | 2013-03-17 23:13:47 +0000 | [diff] [blame] | 535 | |
Ryan Barnett | bc4f79d | 2013-12-18 04:25:01 -0600 | [diff] [blame] | 536 | Then for every directory - <global-patch-dir> - that exists in |
| 537 | BR2_GLOBAL_PATCH_DIR, if the directory |
| 538 | <global-patch-dir>/<packagename>/<packageversion>/ exists, then all |
| 539 | *.patch files in this directory will be applied. |
Simon Dawson | 5538e47 | 2013-03-17 23:13:47 +0000 | [diff] [blame] | 540 | |
Ryan Barnett | bc4f79d | 2013-12-18 04:25:01 -0600 | [diff] [blame] | 541 | Otherwise, if the directory <global-patch-dir>/<packagename> exists, |
Simon Dawson | 5538e47 | 2013-03-17 23:13:47 +0000 | [diff] [blame] | 542 | then all *.patch files in the directory will be applied. |
| 543 | |
Eric Andersen | 8e5fb3f | 2004-12-11 13:01:10 +0000 | [diff] [blame] | 544 | endmenu |
Eric Andersen | 2d523c2 | 2004-10-09 01:06:03 +0000 | [diff] [blame] | 545 | |
Bernhard Reutner-Fischer | 5010039 | 2007-09-25 07:55:45 +0000 | [diff] [blame] | 546 | source "toolchain/Config.in" |
| 547 | |
Thomas Petazzoni | 6c3e3ad | 2012-11-03 08:27:58 +0000 | [diff] [blame] | 548 | source "system/Config.in" |
Thomas Petazzoni | beb43c7 | 2010-12-05 21:52:44 +0100 | [diff] [blame] | 549 | |
Yann E. MORIN | 2440385 | 2013-08-17 22:35:37 +0200 | [diff] [blame] | 550 | source "linux/Config.in" |
Bernhard Reutner-Fischer | 5010039 | 2007-09-25 07:55:45 +0000 | [diff] [blame] | 551 | |
Yann E. MORIN | 2440385 | 2013-08-17 22:35:37 +0200 | [diff] [blame] | 552 | source "package/Config.in" |
Thomas Petazzoni | d06e802 | 2012-01-28 18:42:49 +0100 | [diff] [blame] | 553 | |
Thomas Petazzoni | 0585241 | 2010-03-10 22:30:06 +0100 | [diff] [blame] | 554 | source "fs/Config.in" |
| 555 | |
Thomas Petazzoni | 649b5b9 | 2010-03-14 18:20:45 +0100 | [diff] [blame] | 556 | source "boot/Config.in" |
| 557 | |
Yann E. MORIN | 2440385 | 2013-08-17 22:35:37 +0200 | [diff] [blame] | 558 | source "package/Config.in.host" |
Arnout Vandecappelle (Essensium/Mind) | ebcfa98 | 2012-11-12 10:08:28 +0000 | [diff] [blame] | 559 | |
| 560 | source "Config.in.legacy" |
Thomas Petazzoni | 8eb8aaf | 2013-12-05 20:11:11 +0100 | [diff] [blame] | 561 | |
Peter Korsgaard | f4ea4b9 | 2013-12-08 23:21:50 +0100 | [diff] [blame] | 562 | menu "User-provided options" |
| 563 | depends on BR2_EXTERNAL != "support/dummy-external" |
| 564 | |
Thomas Petazzoni | 8eb8aaf | 2013-12-05 20:11:11 +0100 | [diff] [blame] | 565 | source "$BR2_EXTERNAL/Config.in" |
Peter Korsgaard | f4ea4b9 | 2013-12-08 23:21:50 +0100 | [diff] [blame] | 566 | |
| 567 | endmenu |