Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. =================================================================== RCS file: /ftp/cvs/cvsroot/src/BUILDING,v rcsdiff: /ftp/cvs/cvsroot/src/BUILDING,v: warning: Unknown phrases like `commitid ...;' are present. retrieving revision 1.100 retrieving revision 1.124 diff -u -p -r1.100 -r1.124 --- src/BUILDING 2012/05/25 10:47:25 1.100 +++ src/BUILDING 2017/02/20 21:28:48 1.124 @@ -1,88 +1,98 @@ BUILDING(8) System Manager's Manual BUILDING(8) -NNAAMMEE - BBUUIILLDDIINNGG -- Procedure for building NetBSD from source code. +NAME + BUILDING - Procedure for building NetBSD from source code. -RREEQQUUIIRREEMMEENNTTSS +REQUIREMENTS NetBSD is designed to be buildable on most POSIX-compliant host systems. - The basic build procedure is the same whether compiling _n_a_t_i_v_e_l_y (on the - same NetBSD architecture) or _c_r_o_s_s _c_o_m_p_i_l_i_n_g (on another architecture or + The basic build procedure is the same whether compiling natively (on the + same NetBSD architecture) or cross compiling (on another architecture or OS). This source tree contains a special subtree, ``tools'', which uses the host system to create a build toolchain for the target architecture. The host system must have at least C and C++ compilers in order to create the - toolchain (mmaakkee is not required); all other tools are created as part of + toolchain (make is not required); all other tools are created as part of the NetBSD build process. (See the environment variables section below if you need to override or manually select your compilers.) -FFIILLEESS - SSoouurrccee ttrreeee llaayyoouutt - ddoocc//BBUUIILLDDIINNGG..mmddoocc +FILES + Source tree layout + doc/BUILDING.mdoc This document (in -mdoc troff format; the original copy). - BBUUIILLDDIINNGG This document (in plaintext). + BUILDING This document (in plaintext). - ttoooollss//ccoommppaatt//RREEAADDMMEE + tools/compat/README Special notes for cross-hosting a NetBSD build on non- NetBSD platforms. - MMaakkeeffiillee The main Makefile for NetBSD; should only be run for + Makefile The main Makefile for NetBSD; should only be run for native builds with an appropriately up-to-date version of NetBSD make(1). (For building from out-of-date systems or - on a non-native host, see the bbuuiilldd..sshh shell script.) + on a non-native host, see the build.sh shell script.) - UUPPDDAATTIINNGG Special notes for updating from an earlier revision of + UPDATING Special notes for updating from an earlier revision of NetBSD. It is important to read this file before every build of an updated source tree. - bbuuiilldd..sshh Bourne-compatible shell script used for building the host + build.sh Bourne-compatible shell script used for building the host build tools and the NetBSD system from scratch. Can be used for both native and cross builds, and should be used instead of make(1) for any source tree that is updated and recompiled regularly. - ccrryyppttoo//ddiisstt//, ddiisstt//, ggnnuu//ddiisstt// + crypto/dist/, dist/, gnu/dist/ Sources imported verbatim from third parties, without mangling the existing build structure. Other source trees - in bbiinn through uussrr..ssbbiinn use the NetBSD make(1) + in bin through usr.sbin use the NetBSD make(1) ``reachover'' Makefile semantics when building these programs for a native host. - ddiissttrriibb//, eettcc// + external, sys/external + Sources and build infrastructure for components imported + (mostly) unchanged from upstream maintainers, sorted by + applicable license. This is (slowly) replacing the + crypto/dist, dist, and gnu/dist directories. + + distrib/, etc/ Sources for items used when making a full release - snapshot, such as files installed in DDEESSTTDDIIRR_/_e_t_c on the + snapshot, such as files installed in DESTDIR/etc on the destination system, boot media, and release notes. - tteessttss//, rreeggrreessss// + tests/, regress/ Regression test harness. Can be cross-compiled, but only - run natively. _t_e_s_t_s_/ uses the atf(7) test framework; - _r_e_g_r_e_s_s_/ contains older tests that have not yet been + run natively. tests/ uses the atf(7) test framework; + regress/ contains older tests that have not yet been migrated to atf(7). - ssyyss// NetBSD kernel sources. + sys/ NetBSD kernel sources. - ttoooollss// ``Reachover'' build structure for the host build tools. + tools/ ``Reachover'' build structure for the host build tools. This has a special method of determining out-of-date status. - bbiinn// ...... uussrr..ssbbiinn// + bin/ ... usr.sbin/ Sources to the NetBSD userland (non-kernel) programs. If any of these directories are missing, they will be skipped during the build. - xx1111// ``Reachover'' build structure for X11R6; the source is in - XX1111SSRRCCDDIIRR. + external/mit/xorg/ + ``Reachover'' build structure for modular Xorg; the source + is in X11SRCDIR. + + extsrc/ ``Reachover'' build structure for externally added + programs and libraries; the source is in EXTSRCSRCDIR. - BBuuiilldd ttrreeee llaayyoouutt + Build tree layout The NetBSD build tree is described in hier(7), and the release layout is described in release(7). -CCOONNFFIIGGUURRAATTIIOONN - EEnnvviirroonnmmeenntt vvaarriiaabblleess +CONFIGURATION + Environment variables Several environment variables control the behaviour of NetBSD builds. - HHOOSSTT__SSHH Path name to a shell available on the host system and + HOST_SH Path name to a shell available on the host system and suitable for use during the build. The NetBSD build system requires a modern Bourne-like shell with POSIX- compliant features, and also requires support for the @@ -91,66 +101,83 @@ CCOONNFFIIGGUURRAATTIIOONN standardised feature). Depending on the host system, a suitable shell may be - _/_b_i_n_/_s_h, _/_u_s_r_/_x_p_g_4_/_b_i_n_/_s_h, _/_b_i_n_/_k_s_h (provided it is a + /bin/sh, /usr/xpg4/bin/sh, /bin/ksh (provided it is a variant of ksh that supports the ``local'' keyword, - such as ksh88, but not ksh93), or _/_u_s_r_/_l_o_c_a_l_/_b_i_n_/_b_a_s_h. + such as ksh88, but not ksh93), or /usr/local/bin/bash. - Most parts of the build require HHOOSSTT__SSHH to be an - absolute path; however, bbuuiilldd..sshh allows it to be a + Most parts of the build require HOST_SH to be an + absolute path; however, build.sh allows it to be a simple command name, which will be converted to an - absolute path by searching the PPAATTHH. + absolute path by searching the PATH. - HHOOSSTT__CCCC Path name to C compiler used to create the toolchain. + HOST_CC Path name to C compiler used to create the toolchain. - HHOOSSTT__CCXXXX Path name to C++ compiler used to create the toolchain. + HOST_CXX Path name to C++ compiler used to create the toolchain. - MMAACCHHIINNEE Machine type, e.g., ``macppc''. + MACHINE Machine type, e.g., ``macppc''. - MMAACCHHIINNEE__AARRCCHH Machine architecture, e.g., ``powerpc''. + MACHINE_ARCH Machine architecture, e.g., ``powerpc''. - MMAAKKEE Path name to invoke make(1) as. + MAKE Path name to invoke make(1) as. - MMAAKKEEFFLLAAGGSS Flags to invoke make(1) with. Note that bbuuiilldd..sshh - ignores the value of MMAAKKEEFFLLAAGGSS passed in the - environment, but allows MMAAKKEEFFLLAAGGSS to be set via the --VV + MAKEFLAGS Flags to invoke make(1) with. Note that build.sh + ignores the value of MAKEFLAGS passed in the + environment, but allows MAKEFLAGS to be set via the -V option. - MMAAKKEEOOBBJJDDIIRR Directory to use as the ..OOBBJJDDIIRR for the current + MAKEOBJDIR Directory to use as the .OBJDIR for the current directory. The value is subjected to variable expansion by make(1). Typical usage is to set this variable to a value involving the use of `${.CURDIR:S...}' or `${.CURDIR:C...}', to derive the - value of ..OOBBJJDDIIRR from the value of ..CCUURRDDIIRR. Used only - if MMAAKKEEOOBBJJDDIIRRPPRREEFFIIXX is not defined. MMAAKKEEOOBBJJDDIIRR can be - provided only in the environment or via the --OO flag of - bbuuiilldd..sshh; it cannot usefully be set inside a Makefile, - including _m_k_._c_o_n_f or $${{MMAAKKEECCOONNFF}}. + value of .OBJDIR from the value of .CURDIR. Used only + if MAKEOBJDIRPREFIX is not defined. MAKEOBJDIR can be + provided only in the environment or via the -O flag of + build.sh; it cannot usefully be set inside a Makefile, + including mk.conf or ${MAKECONF}. - MMAAKKEEOOBBJJDDIIRRPPRREEFFIIXX Top level directory of the object directory tree. The + MAKEOBJDIRPREFIX Top level directory of the object directory tree. The value is subjected to variable expansion by make(1). - bbuuiilldd..sshh will create the ${MAKEOBJDIRPREFIX} directory - if necessary, but if make(1) is used without bbuuiilldd..sshh, + build.sh will create the ${MAKEOBJDIRPREFIX} directory + if necessary, but if make(1) is used without build.sh, then rules in will abort the build if the ${MAKEOBJDIRPREFIX} directory does not exist. If the value is defined and valid, then - ${MAKEOBJDIRPREFIX}/${.CURDIR} is used as the ..OOBBJJDDIIRR + ${MAKEOBJDIRPREFIX}/${.CURDIR} is used as the .OBJDIR for the current directory. The current directory may - be read only. MMAAKKEEOOBBJJDDIIRRPPRREEFFIIXX can be provided only in - the environment or via the --MM flag of bbuuiilldd..sshh; it + be read only. MAKEOBJDIRPREFIX can be provided only in + the environment or via the -M flag of build.sh; it cannot usefully be set inside a Makefile, including - _m_k_._c_o_n_f or $${{MMAAKKEECCOONNFF}}. + mk.conf or ${MAKECONF}. - ""mmaakkee"" vvaarriiaabblleess + "make" variables Several variables control the behavior of NetBSD builds. Unless otherwise specified, these variables may be set in either the process - environment or the make(1) configuration file specified by MMAAKKEECCOONNFF. + environment or the make(1) configuration file specified by MAKECONF. - BBUUIILLDDIIDD Identifier for the build. The identifier will be appended to - object directory names, and can be consulted in the make(1) + BUILDID Identifier for the build. If set, this should be a short + string that is suitable for use as part of a file or + directory name. The identifier will be appended to object + directory names, and can be consulted in the make(1) configuration file in order to set additional build - parameters, such as compiler flags. + parameters, such as compiler flags. It will also be used as + part of the kernel version string, which can be printed by + ``uname -v''. + + Default: Unset. + + BUILDINFO This may be a multi-line string containing information about + the build. This will appear in DESTDIR/etc/release, and it + will be stored in the buildinfo variable in any kernels that + are built. When such kernels are booted, the sysctl(7) + kern.buildinfo variable will report this value. The string + may contain backslash escape sequences, such as ``\\'' + (representing a backslash character) and ``\n'' (representing + a newline). - BBUUIILLDDSSEEEEDD GCC uses random numbers when compiling C++ code. This + Default: Unset. + + BUILDSEED GCC uses random numbers when compiling C++ code. This variable seeds the gcc random number generator using the -frandom-seed flag with this value. By default, it is set to NetBSD-(majorversion). Using a fixed value causes C++ @@ -159,27 +186,34 @@ CCOONNFFIIGGUURRAATTIIOONN information is available in the GCC documentation of -frandom-seed. - DDEESSTTDDIIRR Directory to contain the built NetBSD system. If set, + DESTDIR Directory to contain the built NetBSD system. If set, special options are passed to the compilation tools to - prevent their default use of the host system's //uussrr//iinncclluuddee, - //uussrr//lliibb, and so forth. This pathname must be an absolute - path, and should _n_o_t end with a slash (/) character. (For - installation into the system's root directory, set DDEESSTTDDIIRR to + prevent their default use of the host system's /usr/include, + /usr/lib, and so forth. This pathname must be an absolute + path, and should not end with a slash (/) character. (For + installation into the system's root directory, set DESTDIR to an empty string, not to ``/''). The directory must reside on a file system which supports long file names and hard links. - _D_e_f_a_u_l_t: Empty string if UUSSEETTOOOOLLSS is ``yes''; unset + Default: Empty string if USETOOLS is ``yes''; unset otherwise. - _N_o_t_e: bbuuiilldd..sshh will provide a default of _d_e_s_t_d_i_r_.MMAACCHHIINNEE (in - the top-level ..OOBBJJDDIIRR) unless run in `expert' mode. + Note: build.sh will provide a default of destdir.MACHINE (in + the top-level .OBJDIR) unless run in `expert' mode. + + EXTSRCSRCDIR + Directory containing sources of externally added programs and + libraries. If specified, must be an absolute path. - MMAAKKEECCOONNFF The name of the make(1) configuration file. _O_n_l_y _s_e_t_t_a_b_l_e _i_n - _t_h_e _p_r_o_c_e_s_s _e_n_v_i_r_o_n_m_e_n_t_. + Default: NETBSDRCDIR/../extsrc, if that exists; otherwise + /usr/extsrc. - _D_e_f_a_u_l_t: ``/etc/mk.conf'' + MAKECONF The name of the make(1) configuration file. Only settable in + the process environment. - MMAAKKEEVVEERRBBOOSSEE + Default: ``/etc/mk.conf'' + + MAKEVERBOSE Level of verbosity of status messages. Supported values: 0 No descriptive messages or commands executed by make(1) @@ -199,36 +233,59 @@ CCOONNFFIIGGUURRAATTIIOONN relevant makefile. 4 In addition to the above, commands executed by make(1) - are traced through use of the sh(1) ``--xx'' flag. + are traced through use of the sh(1) ``-x'' flag. - _D_e_f_a_u_l_t: 2 + Default: 2 - MMKKCCAATTPPAAGGEESS Can be set to ``yes'' or ``no''. Indicates whether + MKCATPAGES Can be set to ``yes'' or ``no''. Indicates whether preformatted plaintext manual pages will be created during a build. - _D_e_f_a_u_l_t: ``yes'' + Default: ``no'' + + MKCROSSGDB Can be set to ``yes'' or ``no''. Create a cross-gdb as a + host tool. + + Default: ``no'' - MMKKCCRRYYPPTTOO Can be set to ``yes'' or ``no''. Indicates whether + MKCRYPTO Can be set to ``yes'' or ``no''. Indicates whether cryptographic code will be included in a build; provided for the benefit of countries that do not allow strong cryptography. Will not affect use of the standard low- security password encryption system, crypt(3). - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKDDOOCC Can be set to ``yes'' or ``no''. Indicates whether system - documentation destined for DDEESSTTDDIIRR_/_u_s_r_/_s_h_a_r_e_/_d_o_c will be + MKDEBUG Can be set to ``yes'' or ``no''. Indicates whether debug + information should be generated for all userland binaries + compiled. The result is collected as an additional debug.tgz + and xdebug.tgz set and installed in /usr/libdata/debug. + + Default: ``no'' + + MKDEBUGLIB Can be set to ``yes'' or ``no''. Indicates whether debug + information (see MKDEBUG) should also be generated for all + libraries build. + + Default: ``no'' + + MKDOC Can be set to ``yes'' or ``no''. Indicates whether system + documentation destined for DESTDIR/usr/share/doc will be installed during a build. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKHHTTMMLL Can be set to ``yes'' or ``no''. Indicates whether + MKEXTSRC Can be set to ``yes'' or ``no''. Indicates whether extsrc is + built from EXTSRCSRCDIR. + + Default: ``no'' + + MKHTML Can be set to ``yes'' or ``no''. Indicates whether preformatted HTML manual pages will be built and installed - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKHHOOSSTTOOBBJJ Can be set to ``yes'' or ``no''. If set to ``yes'', then for + MKHOSTOBJ Can be set to ``yes'' or ``no''. If set to ``yes'', then for programs intended to be run on the compile host, the name, release, and architecture of the host operating system will be suffixed to the name of the object directory created by @@ -237,355 +294,365 @@ CCOONNFFIIGGUURRAATTIIOONN built to be run on the compile host will use the same object directory names as programs built to be run on the target. - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' - MMKKIINNFFOO Can be set to ``yes'' or ``no''. Indicates whether GNU Info + MKINFO Can be set to ``yes'' or ``no''. Indicates whether GNU Info files, used for the documentation for most of the compilation tools, will be created and installed during a build. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' + + MKKDEBUG Can be set to ``yes'' or ``no''. Force generation of full- + debug symbol versions of all kernels compiled. Alongside of + the netbsd kernel file, an unstripped version netbsd.gdb is + created. This is useful if a cross-gdb is built as well (see + MKCROSSGDB). - MMKKKKMMOODD Can be set to ``yes'' or ``no''. Indicates whether kernel + Default: ``no'' + + MKKMOD Can be set to ``yes'' or ``no''. Indicates whether kernel modules are built and installed. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKLLIINNTT Can be set to ``yes'' or ``no''. Indicates whether lint(1) + MKLINT Can be set to ``yes'' or ``no''. Indicates whether lint(1) will be run against portions of the NetBSD source code during the build, and whether lint libraries will be installed into - DDEESSTTDDIIRR_/_u_s_r_/_l_i_b_d_a_t_a_/_l_i_n_t. + DESTDIR/usr/libdata/lint. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKMMAANN Can be set to ``yes'' or ``no''. Indicates whether manual + MKMAN Can be set to ``yes'' or ``no''. Indicates whether manual pages will be installed during a build. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKNNLLSS Can be set to ``yes'' or ``no''. Indicates whether Native + MKNLS Can be set to ``yes'' or ``no''. Indicates whether Native Language System locale zone files will be compiled and installed during a build. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKOOBBJJ Can be set to ``yes'' or ``no''. Indicates whether object + MKOBJ Can be set to ``yes'' or ``no''. Indicates whether object directories will be created when running ``make obj''. If set to ``no'', then all built files will be located inside the regular source tree. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - Note that setting MMKKOOBBJJ to ``no'' is not recommended and may + Note that setting MKOBJ to ``no'' is not recommended and may cause problems when updating the tree with cvs(1). - MMKKPPIICC Can be set to ``yes'' or ``no''. Indicates whether shared + MKPIC Can be set to ``yes'' or ``no''. Indicates whether shared objects and libraries will be created and installed during a build. If set to ``no'', the entire built system will be statically linked. - _D_e_f_a_u_l_t: Platform dependent. As of this writing, all - platforms except sshh33 default to ``yes''. + Default: Platform dependent. As of this writing, all + platforms except m68000 default to ``yes''. - MMKKPPIICCIINNSSTTAALLLL + MKPICINSTALL Can be set to ``yes'' or ``no''. Indicates whether the ar(1) - format libraries (lliibb**__ppiicc..aa), used to generate shared + format libraries (lib*_pic.a), used to generate shared libraries, are installed during a build. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKPPRROOFFIILLEE Can be set to ``yes'' or ``no''. Indicates whether profiled - libraries (lliibb**__pp..aa) will be built and installed during a + MKPROFILE Can be set to ``yes'' or ``no''. Indicates whether profiled + libraries (lib*_p.a) will be built and installed during a build. - _D_e_f_a_u_l_t: ``yes''; however, some platforms turn off MMKKPPRROOFFIILLEE + Default: ``yes''; however, some platforms turn off MKPROFILE by default at times due to toolchain problems with profiled code. - MMKKRREEPPRROO Can be set to ``yes'' or ``no''. Create reproducable builds. + MKREPRO Can be set to ``yes'' or ``no''. Create reproducible builds. This enables different switches to make two builds from the same source tree result in the same build results. - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' This may be set to ``yes'' by giving build.sh + the -P option. + + MKREPRO_TIMESTAMP + Unix timestamp. When MKREPRO is set, the timestamp of all + files in the sets will be set to this value. + + Default: Unset. This may be set automatically to the latest + source tree timestamp using cvslatest(1) by giving build.sh + the -P option. - MMKKSSHHAARREE Can be set to ``yes'' or ``no''. Indicates whether files - destined to reside in DDEESSTTDDIIRR_/_u_s_r_/_s_h_a_r_e will be built and + MKSHARE Can be set to ``yes'' or ``no''. Indicates whether files + destined to reside in DESTDIR/usr/share will be built and installed during a build. If set to ``no'', then all of - MMKKCCAATTPPAAGGEESS, MMKKDDOOCC, MMKKIINNFFOO, MMKKMMAANN, and MMKKNNLLSS will be set to + MKCATPAGES, MKDOC, MKINFO, MKMAN, and MKNLS will be set to ``no'' unconditionally. - _D_e_f_a_u_l_t: ``yes'' + Default: ``yes'' - MMKKSSTTRRIIPPIIDDEENNTT - Can be set to ``yes'' or ``no''. Indicates whether program - binaries and shared libraries should be built to include RCS - IDs for use with ident(1). + MKSTRIPIDENT + Can be set to ``yes'' or ``no''. Indicates whether RCS IDs, + for use with ident(1), should be stripped from program + binaries and shared libraries. - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' - MMKKUUNNPPRRIIVVEEDD Can be set to ``yes'' or ``no''. Indicates whether an + MKUNPRIVED Can be set to ``yes'' or ``no''. Indicates whether an unprivileged install will occur. The user, group, permissions, and file flags, will not be set on the installed items; instead the information will be appended to a file - called _M_E_T_A_L_O_G in DDEESSTTDDIIRR. The contents of _M_E_T_A_L_O_G are used + called METALOG in DESTDIR. The contents of METALOG are used during the generation of the distribution tar files to ensure that the appropriate file ownership is stored. - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' - MMKKUUPPDDAATTEE Can be set to ``yes'' or ``no''. Indicates whether all - install operations intended to write to DDEESSTTDDIIRR will compare + MKUPDATE Can be set to ``yes'' or ``no''. Indicates whether all + install operations intended to write to DESTDIR will compare file timestamps before installing, and skip the install phase if the destination files are up-to-date. This also has implications on full builds (see next subsection). - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' - MMKKXX1111 Can be set to ``yes'' or ``no''. Indicates whether X11 is - built from XX1111SSRRCCDDIIRR. + MKX11 Can be set to ``yes'' or ``no''. Indicates whether X11 is + built from X11SRCDIR. - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' - TTOOOOLLDDIIRR Directory to hold the host tools, once built. If specified, + TOOLDIR Directory to hold the host tools, once built. If specified, must be an absolute path. This directory should be unique to a given host system and NetBSD source tree. (However, - multiple targets may share the same TTOOOOLLDDIIRR; the target- + multiple targets may share the same TOOLDIR; the target- dependent files have unique names.) If unset, a default based on the uname(1) information of the host platform will - be created in the ..OOBBJJDDIIRR of _s_r_c. + be created in the .OBJDIR of src. - _D_e_f_a_u_l_t: Unset. + Default: Unset. - UUSSEETTOOOOLLSS Indicates whether the tools specified by TTOOOOLLDDIIRR should be + USETOOLS Indicates whether the tools specified by TOOLDIR should be used as part of a build in progress. Must be set to ``yes'' if cross-compiling. - yyeess Use the tools from TTOOOOLLDDIIRR. + yes Use the tools from TOOLDIR. - nnoo Do not use the tools from TTOOOOLLDDIIRR, but refuse to build + no Do not use the tools from TOOLDIR, but refuse to build native compilation tool components that are version- specific for that tool. - nneevveerr Do not use the tools from TTOOOOLLDDIIRR, even when building + never Do not use the tools from TOOLDIR, even when building native tool components. This is similar to the - traditional NetBSD build method, but does _n_o_t verify + traditional NetBSD build method, but does not verify that the compilation tools in use are up-to-date enough in order to build the tree successfully. This may cause build or runtime problems when building the whole NetBSD source tree. - _D_e_f_a_u_l_t: ``yes'', unless TTOOOOLLCCHHAAIINN__MMIISSSSIINNGG is set to ``yes''. + Default: ``yes'', unless TOOLCHAIN_MISSING is set to ``yes''. - UUSSEETTOOOOLLSS is also set to ``no'' when using outside + USETOOLS is also set to ``no'' when using outside the NetBSD source tree. - XX1111SSRRCCDDIIRR Directory containing the X11R6 source. If specified, must be - an absolute path. The main X11R6 source is found in - XX1111SSRRCCDDIIRR_/_x_f_r_e_e_/_x_c. - - _D_e_f_a_u_l_t: NNEETTBBSSDDRRCCDDIIRR_/_._._/_x_s_r_c, if that exists; otherwise - _/_u_s_r_/_x_s_r_c. - - XX1111FFLLAAVVOOUURR The style of X11 cross-built, set to either ``Xorg'' or - ``XFree86''. + X11SRCDIR Directory containing the modular Xorg source. If specified, + must be an absolute path. The main modular Xorg source is + found in X11SRCDIR/external/mit. - _D_e_f_a_u_l_t: ``Xorg'' on amd64, i386, macppc, shark and sparc64 - platforms, ``XFree86'' on everything else. + Default: NETBSDRCDIR/../xsrc, if that exists; otherwise + /usr/xsrc. - ""mmaakkee"" vvaarriiaabblleess ffoorr ffuullll bbuuiillddss + "make" variables for full builds These variables only affect the top level ``Makefile'' and do not affect manually building subtrees of the NetBSD source code. - IINNSSTTAALLLLWWOORRLLDDDDIIRR Location for the ``make installworld'' target to install + INSTALLWORLDDIR Location for the ``make installworld'' target to install to. If specified, must be an absolute path. - _D_e_f_a_u_l_t: ``/'' + Default: ``/'' - MMKKOOBBJJDDIIRRSS Can be set to ``yes'' or ``no''. Indicates whether + MKOBJDIRS Can be set to ``yes'' or ``no''. Indicates whether object directories will be created automatically (via a ``make obj'' pass) at the start of a build. - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' - If using bbuuiilldd..sshh, the default is ``yes''. This may be - set back to ``no'' by giving bbuuiilldd..sshh the --oo option. + If using build.sh, the default is ``yes''. This may be + set back to ``no'' by giving build.sh the -o option. - MMKKUUPPDDAATTEE Can be set to ``yes'' or ``no''. If set, then in - addition to the effects described for MMKKUUPPDDAATTEE==yyeess - above, this implies the effects of NNOOCCLLEEAANNDDIIRR (i.e., + MKUPDATE Can be set to ``yes'' or ``no''. If set, then in + addition to the effects described for MKUPDATE=yes + above, this implies the effects of NOCLEANDIR (i.e., ``make cleandir'' is avoided). - _D_e_f_a_u_l_t: ``no'' + Default: ``no'' - If using bbuuiilldd..sshh, this may be set by giving the --uu + If using build.sh, this may be set by giving the -u option. - NNBBUUIILLDDJJOOBBSS Now obsolete. Use the make(1) option --jj, instead. See + NBUILDJOBS Now obsolete. Use the make(1) option -j, instead. See below. - _D_e_f_a_u_l_t: Unset. + Default: Unset. - NNOOCCLLEEAANNDDIIRR If set, avoids the ``make cleandir'' phase of a full + NOCLEANDIR If set, avoids the ``make cleandir'' phase of a full build. This has the effect of allowing only changed files in a source tree to be recompiled. This can speed up builds when updating only a few files in the tree. - _D_e_f_a_u_l_t: Unset. + Default: Unset. - See also MMKKUUPPDDAATTEE. + See also MKUPDATE. - NNOODDIISSTTRRIIBBDDIIRRSS If set, avoids the ``make distrib-dirs'' phase of a full - build. This skips running mtree(8) on DDEESSTTDDIIRR, useful + NODISTRIBDIRS If set, avoids the ``make distrib-dirs'' phase of a full + build. This skips running mtree(8) on DESTDIR, useful on systems where building as an unprivileged user, or where it is known that the system-wide mtree files have not changed. - _D_e_f_a_u_l_t: Unset. + Default: Unset. - NNOOIINNCCLLUUDDEESS If set, avoids the ``make includes'' phase of a full + NOINCLUDES If set, avoids the ``make includes'' phase of a full build. This has the effect of preventing make(1) from thinking that some programs are out-of-date simply because the system include files have changed. However, this option should not be used when updating the entire NetBSD source tree arbitrarily; it is suggested to use - MMKKUUPPDDAATTEE==yyeess instead in that case. + MKUPDATE=yes instead in that case. - _D_e_f_a_u_l_t: Unset. + Default: Unset. - RREELLEEAASSEEDDIIRR If set, specifies the directory to which a release(7) + RELEASEDIR If set, specifies the directory to which a release(7) layout will be written at the end of a ``make release''. If specified, must be an absolute path. - _D_e_f_a_u_l_t: Unset. + Default: Unset. - _N_o_t_e: bbuuiilldd..sshh will provide a default of _r_e_l_e_a_s_e_d_i_r (in - the top-level ..OOBBJJDDIIRR) unless run in `expert' mode. + Note: build.sh will provide a default of releasedir (in + the top-level .OBJDIR) unless run in `expert' mode. -BBUUIILLDDIINNGG - ""mmaakkee"" ccoommmmaanndd lliinnee ooppttiioonnss +BUILDING + "make" command line options This is not a summary of all the options available to make(1); only the options used most frequently with NetBSD builds are listed here. - --jj _n_j_o_b Run up to _n_j_o_b make(1) subjobs in parallel. Makefiles should + -j njob Run up to njob make(1) subjobs in parallel. Makefiles should use .WAIT or have explicit dependencies as necessary to enforce build ordering. - --mm _d_i_r Specify the default directory for searching for system + -m dir Specify the default directory for searching for system Makefile segments, mainly the files. When building any full NetBSD source tree, this should be set to the ``share/mk'' directory in the source tree. This is set automatically when building from the top level, or when using - bbuuiilldd..sshh. + build.sh. - --nn Display the commands that would have been executed, but do not + -n Display the commands that would have been executed, but do not actually execute them. This will still cause recursion to take place. - --VV _v_a_r Print make(1)'s idea of the value of _v_a_r. Does not build any + -V var Print make(1)'s idea of the value of var. Does not build any targets. - _v_a_r_=_v_a_l_u_e Set the variable _v_a_r to _v_a_l_u_e, overriding any setting - specified by the process environment, the MMAAKKEECCOONNFF + var=value Set the variable var to value, overriding any setting + specified by the process environment, the MAKECONF configuration file, or the system Makefile segments. - ""mmaakkee"" ttaarrggeettss + "make" targets These default targets may be built by running make(1) in any subtree of the NetBSD source code. It is recommended that none of these be used from the top level Makefile; as a specific exception, ``make obj'' and ``make cleandir'' are useful in that context. - aallll Build programs, libraries, and preformatted documentation. + all Build programs, libraries, and preformatted documentation. - cclleeaann Remove program and library object code files. + clean Remove program and library object code files. - cclleeaannddiirr Same as cclleeaann, but also remove preformatted documentation, + cleandir Same as clean, but also remove preformatted documentation, dependency files generated by ``make depend'', and any other files known to be created at build time. - ddeeppeenndd Create dependency files (..ddeeppeenndd) containing more detailed + depend Create dependency files (.depend) containing more detailed information about the dependencies of source code on header files. Allows programs to be recompiled automatically when a dependency changes. - ddeeppeennddaallll Does a ``make depend'' immediately followed by a ``make all''. + dependall Does a ``make depend'' immediately followed by a ``make all''. This improves cache locality of the build since both passes read the source files in their entirety. - ddiissttcclleeaann Synonym for cclleeaannddiirr. + distclean Synonym for cleandir. - iinncclluuddeess Build and install system header files. Typically needed + includes Build and install system header files. Typically needed before any system libraries or programs can be built. - iinnssttaallll Install programs, libraries, and documentation into DDEESSTTDDIIRR. - Few files will be installed to DDEESSTTDDIIRR_/_d_e_v, DDEESSTTDDIIRR_/_e_t_c, - DDEESSTTDDIIRR_/_r_o_o_t or DDEESSTTDDIIRR_/_v_a_r in order to prevent user supplied + install Install programs, libraries, and documentation into DESTDIR. + Few files will be installed to DESTDIR/dev, DESTDIR/etc, + DESTDIR/root or DESTDIR/var in order to prevent user supplied configuration data from being overwritten. - lliinntt Run lint(1) against the C source code, where appropriate, and + lint Run lint(1) against the C source code, where appropriate, and generate system-installed lint libraries. - oobbjj Create object directories to be used for built files, instead + obj Create object directories to be used for built files, instead of building directly in the source tree. - ttaaggss Create ctags(1) searchable function lists usable by the ex(1) + tags Create ctags(1) searchable function lists usable by the ex(1) and vi(1) text editors. - ""mmaakkee"" ttaarrggeettss ffoorr tthhee ttoopp lleevveell + "make" targets for the top level Additional make(1) targets are usable specifically from the top source level to facilitate building the entire NetBSD source tree. - bbuuiilldd Build the entire NetBSD system (except the kernel). This + build Build the entire NetBSD system (except the kernel). This orders portions of the source tree such that prerequisites will be built in the proper order. - ddiissttrriibbuuttiioonn Do a ``make build'', and then install a full distribution - (which does not include a kernel) into DDEESSTTDDIIRR, including - files in DDEESSTTDDIIRR_/_d_e_v, DDEESSTTDDIIRR_/_e_t_c, DDEESSTTDDIIRR_/_r_o_o_t and - DDEESSTTDDIIRR_/_v_a_r. + distribution Do a ``make build'', and then install a full distribution + (which does not include a kernel) into DESTDIR, including + files in DESTDIR/dev, DESTDIR/etc, DESTDIR/root and + DESTDIR/var. - bbuuiillddwwoorrlldd As per ``make distribution'', except that it ensures that - DDEESSTTDDIIRR is not the root directory. + buildworld As per ``make distribution'', except that it ensures that + DESTDIR is not the root directory. - iinnssttaallllwwoorrlldd Install the distribution from DDEESSTTDDIIRR to IINNSSTTAALLLLWWOORRLLDDDDIIRR, + installworld Install the distribution from DESTDIR to INSTALLWORLDDIR, which defaults to the root directory. Ensures that - IINNSSTTAALLLLWWOORRLLDDDDIIRR is not the root directory if cross + INSTALLWORLDDIR is not the root directory if cross compiling. - The IINNSSTTAALLLLSSEETTSS environment variable may be set to a space- + The INSTALLSETS environment variable may be set to a space- separated list of distribution sets to be installed. By default, all sets except ``etc'' and ``xetc'' are - installed, so most files in IINNSSTTAALLLLWWOORRLLDDDDIIRR_/_e_t_c will not be + installed, so most files in INSTALLWORLDDIR/etc will not be installed or modified. - _N_o_t_e: Before performing this operation with - IINNSSTTAALLLLWWOORRLLDDDDIIRR=_/, it is highly recommended that you + Note: Before performing this operation with + INSTALLWORLDDIR=/, it is highly recommended that you upgrade your kernel and reboot. After performing this operation, it is recommended that you use etcupdate(8) to - update files in IINNSSTTAALLLLWWOORRLLDDDDIIRR_/_e_t_c and that you use - postinstall(8) to check for inconsistencies (and possibly - to fix them). + update files in INSTALLWORLDDIR/etc, and postinstall(8) to + check for or fix inconsistencies. - sseettss Create distribution sets from DDEESSTTDDIIRR into - RREELLEEAASSEEDDIIRR//RREELLEEAASSEEMMAACCHHIINNEEDDIIRR_/_b_i_n_a_r_y_/_s_e_t_s. Should be run + sets Create distribution sets from DESTDIR into + RELEASEDIR/RELEASEMACHINEDIR/binary/sets. Should be run after ``make distribution'', as ``make build'' alone does not install all of the required files. - ssoouurrcceesseettss Create source sets of the source tree into - RREELLEEAASSEEDDIIRR_/_s_o_u_r_c_e_/_s_e_t_s. + sourcesets Create source sets of the source tree into + RELEASEDIR/source/sets. - ssyyssppkkggss Create syspkgs from DDEESSTTDDIIRR into - RREELLEEAASSEEDDIIRR//RREELLEEAASSEEMMAACCHHIINNEEDDIIRR_/_b_i_n_a_r_y_/_s_y_s_p_k_g_s. Should be run + syspkgs Create syspkgs from DESTDIR into + RELEASEDIR/RELEASEMACHINEDIR/binary/syspkgs. Should be run after ``make distribution'', as ``make build'' alone does not install all of the required files. - rreelleeaassee Do a ``make distribution'', build kernels, distribution + release Do a ``make distribution'', build kernels, distribution media, and install sets (this as per ``make sets''), and then package the system into a standard release layout as - described by release(7). This requires that RREELLEEAASSEEDDIIRR be + described by release(7). This requires that RELEASEDIR be set (see above). - iissoo--iimmaaggee Create a NetBSD installation CD-ROM image in the - RREELLEEAASSEEDDIIRR_/_i_s_o directory. The CD-ROM file system will have - a layout as described in release(7). + iso-image Create a NetBSD installation CD-ROM image in the + RELEASEDIR/images directory. The CD-ROM file system will + have a layout as described in release(7). For most machine types, the CD-ROM will be bootable, and will automatically run the sysinst(8) menu-based @@ -598,21 +665,21 @@ BBUUIILLDDIINNGG populated by ``make release'' or equivalent. Note that other, smaller, CD-ROM images may be created in - the RREELLEEAASSEEDDIIRR//RREELLEEAASSEEMMAACCHHIINNEEDDIIRR_/_i_n_s_t_a_l_l_a_t_i_o_n_/_c_d_r_o_m + the RELEASEDIR/RELEASEMACHINEDIR/installation/cdrom directory by ``make release''. These smaller images usually contain the same tools as the larger images in - RREELLEEAASSEEDDIIRR_/_i_s_o, but do not contain additional content such - as the distribution sets. + RELEASEDIR/images, but do not contain additional content + such as the distribution sets. Note that the mac68k port still uses an older method of creating CD-ROM images. This requires the mkisofs(1) utility, which is not part of NetBSD, but which can be - installed from _p_k_g_s_r_c_/_s_y_s_u_t_i_l_s_/_c_d_r_t_o_o_l_s. + installed from pkgsrc/sysutils/cdrtools. - iissoo--iimmaaggee--ssoouurrccee + iso-image-source Create a NetBSD installation CD-ROM image in the - RREELLEEAASSEEDDIIRR_/_i_s_o directory. The CD-ROM file system will have - a layout as described in release(7). It will have top + RELEASEDIR/images directory. The CD-ROM file system will + have a layout as described in release(7). It will have top level directories for the machine type and source. For most machine types, the CD-ROM will be bootable, and @@ -627,20 +694,20 @@ BBUUIILLDDIINNGG equivalent. Note that other, smaller, CD-ROM images may be created in - the RREELLEEAASSEEDDIIRR//RREELLEEAASSEEMMAACCHHIINNEEDDIIRR_/_i_n_s_t_a_l_l_a_t_i_o_n_/_c_d_r_o_m + the RELEASEDIR/RELEASEMACHINEDIR/installation/cdrom directory by ``make release''. These smaller images usually contain the same tools as the larger images in - RREELLEEAASSEEDDIIRR_/_i_s_o, but do not contain additional content such - as the distribution sets. + RELEASEDIR/images, but do not contain additional content + such as the distribution sets. Note that the mac68k port still uses an older method of creating CD-ROM images. This requires the mkisofs(1) utility, which is not part of NetBSD, but which can be - installed from _p_k_g_s_r_c_/_s_y_s_u_t_i_l_s_/_c_d_r_t_o_o_l_s. + installed from pkgsrc/sysutils/cdrtools. - iinnssttaallll--iimmaaggee + install-image Create a bootable NetBSD installation disk image in the - RREELLEEAASSEEDDIIRR//RREELLEEAASSEEMMAACCHHIINNEEDDIIRR_/_i_n_s_t_a_l_l_a_t_i_o_n_/_i_n_s_t_a_l_l_i_m_a_g_e + RELEASEDIR/RELEASEMACHINEDIR/installation/installimage directory. The installation disk image is suitable for copying to bootable USB flash memory sticks, etc., for machines which are able to boot from such devices. The @@ -653,13 +720,12 @@ BBUUIILLDDIINNGG image also contains tools that may be useful in repairing a damaged NetBSD installation. - Before ``make install-image'' is attempted, RREELLEEAASSEEDDIIRR must + Before ``make install-image'' is attempted, RELEASEDIR must be populated by ``make release'' or equivalent. The build - must have been performed with MMKKUUNNPPRRIIVVEEDD==yyeess because ``make - install-image'' relies on information in DDEESSTTDDIIRR_/_M_E_T_A_L_O_G. + must have been performed with MKUNPRIVED=yes because ``make + install-image'' relies on information in DESTDIR/METALOG. - live-image Create NetBSD live images in the - RREELLEEAASSEEDDIIRR//RREELLEEAASSEEMMAACCHHIINNEEDDIIRR_/_i_n_s_t_a_l_l_a_t_i_o_n_/_l_i_v_e_i_m_a_g_e + live-image Create NetBSD live images in the RELEASEDIR/images directory. The live image contains all necessary files to boot NetBSD up to multi-user mode, including all files which should be extracted during installation, NetBSD @@ -672,303 +738,333 @@ BBUUIILLDDIINNGG Before ``make live-image'' is attempted, RELEASEDIR must be populated by ``make release'' or equivalent. The build - must have been performed with MMKKUUNNPPRRIIVVEEDD==yyeess because ``make - install-image'' relies on information in DDEESSTTDDIIRR_/_M_E_T_A_L_O_G. + must have been performed with MKUNPRIVED=yes because ``make + install-image'' relies on information in DESTDIR/METALOG. - rreeggrreessssiioonn--tteessttss + regression-tests Can only be run after building the regression tests in the directory ``regress''. Runs those compiled regression tests on the local host. Note that most tests are now managed instead using atf(7); this target should probably run those as well but currently does not. - TThhee ""bbuuiilldd..sshh"" ssccrriipptt + The "build.sh" script This script file is a shell script designed to build the entire NetBSD system on any host with a suitable modern shell and some common - utilities. The required shell features are described under the HHOOSSTT__SSHH + utilities. The required shell features are described under the HOST_SH variable. If a host system's default shell does support the required features, then we suggest that you explicitly specify a suitable shell using a command like - /path/to/suitable/shell build.sh [_o_p_t_i_o_n_s] + /path/to/suitable/shell build.sh [options] - The above command will usually enable bbuuiilldd..sshh to automatically set - HHOOSSTT__SSHH==_/_p_a_t_h_/_t_o_/_s_u_i_t_a_b_l_e_/_s_h_e_l_l, but if that fails, then the following + The above command will usually enable build.sh to automatically set + HOST_SH=/path/to/suitable/shell, but if that fails, then the following set of commands may be used instead: - HOST_SH=_/_p_a_t_h_/_t_o_/_s_u_i_t_a_b_l_e_/_s_h_e_l_l + HOST_SH=/path/to/suitable/shell export HOST_SH - ${HOST_SH} build.sh [_o_p_t_i_o_n_s] + ${HOST_SH} build.sh [options] - If bbuuiilldd..sshh detects that it is being executed under an unsuitable shell, + If build.sh detects that it is being executed under an unsuitable shell, it attempts to exec a suitable shell instead, or prints an error message. - If HHOOSSTT__SSHH is not set explicitly, then bbuuiilldd..sshh sets a default using + If HOST_SH is not set explicitly, then build.sh sets a default using heuristics dependent on the host platform, or from the shell under which - bbuuiilldd..sshh is executed (if that can be determined), or using the first copy - of _s_h found in PPAATTHH. + build.sh is executed (if that can be determined), or using the first copy + of sh found in PATH. All cross-compile builds, and most native builds, of the entire system - should make use of bbuuiilldd..sshh rather than just running ``make''. This way, + should make use of build.sh rather than just running ``make''. This way, the make(1) program will be bootstrapped properly, in case the host system has an older or incompatible ``make'' program. - When compiling the entire system via bbuuiilldd..sshh, many make(1) variables are + When compiling the entire system via build.sh, many make(1) variables are set for you in order to help encapsulate the build process. In the list - of options below, variables that are automatically set by bbuuiilldd..sshh are + of options below, variables that are automatically set by build.sh are noted where applicable. - The following operations are supported by bbuuiilldd..sshh: + The following operations are supported by build.sh: - bbuuiilldd Build the system as per ``make build''. Before the main - part of the build commences, this command runs the oobbjj - operation (unless the --oo option is given), ``make - cleandir'' (unless the --uu option is given), and the ttoooollss + build Build the system as per ``make build''. Before the main + part of the build commences, this command runs the obj + operation (unless the -o option is given), ``make + cleandir'' (unless the -u option is given), and the tools operation. - ddiissttrriibbuuttiioonn Build a full distribution as per ``make distribution''. - This command first runs the bbuuiilldd operation. + distribution Build a full distribution as per ``make distribution''. + This command first runs the build operation. - rreelleeaassee Build a full release as per ``make release''. This command - first runs the ddiissttrriibbuuttiioonn operation. + release Build a full release as per ``make release''. This command + first runs the distribution operation. - mmaakkeewwrraappppeerr Create the nnbbmmaakkee--MMAACCHHIINNEE wrapper. This operation is + makewrapper Create the nbmake-MACHINE wrapper. This operation is automatically performed for any of the other operations. - cclleeaannddiirr Perform ``make cleandir''. + cleandir Perform ``make cleandir''. - oobbjj Perform ``make obj''. + obj Perform ``make obj''. - ttoooollss Build and install the host tools from _s_r_c_/_t_o_o_l_s. This + tools Build and install the host tools from src/tools. This command will first run ``make obj'' and ``make cleandir'' - in the _t_o_o_l_s subdirectory unless the --oo or --uu options + in the tools subdirectory unless the -o or -u options (respectively) are given. - iinnssttaallll=_i_d_i_r Install the contents of DDEESSTTDDIIRR to _i_d_i_r, using ``make + install=idir Install the contents of DESTDIR to idir, using ``make installworld''. Note that files that are part of the ``etc'' or ``xetc'' sets will not be installed, unless overridden by the INSTALLSETS environment variable. - kkeerrnneell=_k_c_o_n_f Build a new kernel. The _k_c_o_n_f argument is the name of a - configuration file suitable for use by config(1). If _k_c_o_n_f + kernel=kconf Build a new kernel. The kconf argument is the name of a + configuration file suitable for use by config(1). If kconf does not contain any `/' characters, the configuration file - is expected to be found in the KKEERRNNCCOONNFFDDIIRR directory, which - is typically ssyyss//aarrcchh//MMAACCHHIINNEE//ccoonnff. The new kernel will be - built in a subdirectory of KKEERRNNOOBBJJDDIIRR, which is typically - ssyyss//aarrcchh//MMAACCHHIINNEE//ccoommppiillee or an associated object directory. + is expected to be found in the KERNCONFDIR directory, which + is typically sys/arch/MACHINE/conf. The new kernel will be + built in a subdirectory of KERNOBJDIR, which is typically + sys/arch/MACHINE/compile or an associated object directory. - This command does _n_o_t imply the ttoooollss command; run the - ttoooollss command first unless it is _c_e_r_t_a_i_n that the tools + This command does not imply the tools command; run the + tools command first unless it is certain that the tools already exist and are up to date. This command will run ``make cleandir'' on the kernel in - question first unless the --uu option is given. + question first unless the -u option is given. + + kernel.gdb=kconf + Build a new kernel with debug information. Similar to the + above kernel=kconf operation, but creates a netbsd.gdb file + alongside of the kernel netbsd, which contains a full + symbol table and can be used for debugging (for example + with a cross-gdb built by MKCROSSGDB). + + kernels This command will build all kernels defined in port + specific release build procedure. + + This command internally calls the kernel=kconf operation + for each found kernel configuration file. - mmoodduulleess This command will build kernel modules and install them - into DDEESSTTDDIIRR. + modules This command will build kernel modules and install them + into DESTDIR. - rreelleeaasseekkeerrnneell=_k_c_o_n_f + releasekernel=kconf Install a gzip(1)ed copy of the kernel previously built by - kkeerrnneell=_k_c_o_n_f into - RREELLEEAASSEEDDIIRR//RREELLEEAASSEEMMAACCHHIINNEEDDIIRR_/_b_i_n_a_r_y_/_k_e_r_n_e_l, usually as - _n_e_t_b_s_d_-_k_c_o_n_f_._g_z, although the ``_n_e_t_b_s_d'' prefix is - determined from the ``ccoonnffiigg'' directives in _k_c_o_n_f. + kernel=kconf into + RELEASEDIR/RELEASEMACHINEDIR/binary/kernel, usually as + netbsd-kconf.gz, although the ``netbsd'' prefix is + determined from the ``config'' directives in kconf. - sseettss Perform ``make sets''. + sets Perform ``make sets''. - ssoouurrcceesseettss Perform ``make sourcesets''. + sourcesets Perform ``make sourcesets''. - ssyyssppkkggss Perform ``make syspkgs''. + syspkgs Perform ``make syspkgs''. - iissoo--iimmaaggee Perform ``make iso-image''. + iso-image Perform ``make iso-image''. - iissoo--iimmaaggee--ssoouurrccee + iso-image-source Perform ``make iso-image-source''. - iinnssttaallll--iimmaaggee + install-image Perform ``make install-image''. - lliivvee--iimmaaggee Perform ``make live-image''. + live-image Perform ``make live-image''. - The following command line options alter the behaviour of the bbuuiilldd..sshh + list-arch Prints a list of valid MACHINE and MACHINE_ARCH settings, + the default MACHINE_ARCH for each MACHINE, and aliases for + MACHINE/MACHINE_ARCH pairs, and then exits. The -m or -a + options (or both) may be used to specify glob patterns that + will be used to narrow the list of results; for example, + ``build.sh -m 'evm*' -a '*arm*' list-arch'' will list all + known MACHINE/MACHINE_ARCH values in which either MACHINE + or ALIAS matches the pattern `evb*', and MACHINE_ARCH + matches the pattern `*arm*'. + + The following command line options alter the behaviour of the build.sh operations described above: - --aa _a_r_c_h Set the value of MMAACCHHIINNEE__AARRCCHH to _a_r_c_h. + -a arch Set the value of MACHINE_ARCH to arch. See the -m option for + more information. - --BB _b_u_i_l_d_i_d - Set the value of BBUUIILLDDIIDD to _b_u_i_l_d_i_d. This will also append the + -B buildid + Set the value of BUILDID to buildid. This will also append the build identifier to the name of the ``make'' wrapper script so that the resulting name is of the form - ``nnbbmmaakkee--MMAACCHHIINNEE--BBUUIILLDDIIDD''. + ``nbmake-MACHINE-BUILDID''. - --CC _c_d_e_x_t_r_a_s - Append _c_d_e_x_t_r_a_s to the CCDDEEXXTTRRAA variable, which is a space- + -C cdextras + Append cdextras to the CDEXTRA variable, which is a space- separated list of files or directories that will be added to the CD-ROM image that may be create by the ``iso-image'' or ``iso-image-source'' operations. Files will be added to the root of the CD-ROM image, whereas directories will be copied recursively. If relative paths are specified, they will be converted to absolute paths before being used. Multiple paths - may be specified via multiple --CC options, or via a single + may be specified via multiple -C options, or via a single option whose argument contains multiple space-separated paths. - --DD _d_e_s_t Set the value of DDEESSTTDDIIRR to _d_e_s_t. If a relative path is + -D dest Set the value of DESTDIR to dest. If a relative path is specified, it will be converted to an absolute path before being used. - --EE Set `expert' mode. This overrides various sanity checks, and - allows: DDEESSTTDDIIRR does not have to be set to a non-root path for - builds, and MMKKUUNNPPRRIIVVEEDD==yyeess does not have to be set when + -E Set `expert' mode. This overrides various sanity checks, and + allows: DESTDIR does not have to be set to a non-root path for + builds, and MKUNPRIVED=yes does not have to be set when building as a non-root user. - _N_o_t_e: It is highly recommended that you know what you are doing + Note: It is highly recommended that you know what you are doing when you use this option. - --hh Print a help message. + -h Print a help message. - --jj _n_j_o_b Run up to _n_j_o_b make(1) subjobs in parallel; passed through to + -j njob Run up to njob make(1) subjobs in parallel; passed through to make(1). If you see failures for reasons other than running - out of memory while using bbuuiilldd..sshh with --jj, please save + out of memory while using build.sh with -j, please save complete build logs so the failures can be analyzed. - To achieve the fastest builds, --jj values between (1 + the + To achieve the fastest builds, -j values between (1 + the number of CPUs) and (2 * the number of CPUs) are recommended. Use lower values on machines with limited memory or I/O bandwidth. - --MM _o_b_j Set MMAAKKEEOOBBJJDDIIRRPPRREEFFIIXX to _o_b_j. Unsets MMAAKKEEOOBBJJDDIIRR. See ``--OO - --oobbjj'' for more information. + -M obj Set MAKEOBJDIRPREFIX to obj. Unsets MAKEOBJDIR. See ``-O + obj'' for more information. - For instance, if the source directory is _/_u_s_r_/_s_r_c, a setting of - ``--MM _/_u_s_r_/_o_b_j'' will place build-time files under - _/_u_s_r_/_o_b_j_/_u_s_r_/_s_r_c_/_b_i_n, _/_u_s_r_/_o_b_j_/_u_s_r_/_s_r_c_/_l_i_b, - _/_u_s_r_/_o_b_j_/_u_s_r_/_s_r_c_/_u_s_r_._b_i_n, and so forth. + For instance, if the source directory is /usr/src, a setting of + ``-M /usr/obj'' will place build-time files under + /usr/obj/usr/src/bin, /usr/obj/usr/src/lib, + /usr/obj/usr/src/usr.bin, and so forth. If a relative path is specified, it will be converted to an - absolute path before being used. bbuuiilldd..sshh imposes the - restriction that the argument to the --MM option must not begin + absolute path before being used. build.sh imposes the + restriction that the argument to the -M option must not begin with a ``$'' (dollar sign) character; otherwise it would be too difficult to determine whether the value is an absolute or a relative path. If the directory does not already exist, - bbuuiilldd..sshh will create it. + build.sh will create it. + + -m mach Set the value of MACHINE to mach, unless the mach argument is + an alias that refers to a MACHINE/MACHINE_ARCH pair, in which + case both MACHINE and MACHINE_ARCH are set from the alias. + Such aliases are interpreted entirely by build.sh; they are not + used by any other part of the build system. The MACHINE_ARCH + setting implied by mach will override any value of MACHINE_ARCH + in the process environment, but will not override a value set + by the -a option. All cross builds require -m, but if unset on + a NetBSD host, the host's value of MACHINE will be detected and + used automatically. - --mm _m_a_c_h Set the value of MMAACCHHIINNEE to _m_a_c_h, except in some special cases - listed below. This will also override any value of - MMAACCHHIINNEE__AARRCCHH in the process environment with a value deduced - from _m_a_c_h, unless --aa is specified. All cross builds require - --mm, but if unset on a NetBSD host, the host's value of MACHINE - will be detected and used automatically. - - Some machines support multiple values for MMAACCHHIINNEE__AARRCCHH. The - following special cases for the _m_a_c_h argument are defined to - set the listed values of MMAACCHHIINNEE and MMAACCHHIINNEE__AARRCCHH: - - mmaacchh MMAACCHHIINNEE MMAACCHHIINNEE__AARRCCHH - evbarm evbarm (not set) - evbarm-eb evbarm armeb - evbarm-el evbarm arm - evbmips evbmips (not set) - evbmips-eb evbmips mipseb - evbmips-el evbmips mipsel - evbsh3 evbsh3 (not set) - evbsh3-eb evbsh3 sh3eb - evbsh3-el evbsh3 sh3el - sbmips sbmips (not set) - sbmips-eb sbmips mipseb - sbmips-el sbmips mipsel + See the list-arch operation for a way to get a list of valid + MACHINE and MACHINE_ARCH settings. - --NN _n_o_i_s_e_l_e_v_e_l + -N noiselevel Set the ``noisyness'' level of the build, by setting - MMAAKKEEVVEERRBBOOSSEE to _n_o_i_s_e_l_e_v_e_l. + MAKEVERBOSE to noiselevel. - --nn Show the commands that would be executed by bbuuiilldd..sshh, but do + -n Show the commands that would be executed by build.sh, but do not make any changes. This is similar in concept to ``make -n''. - --OO _o_b_j Create an appropriate transform macro for MMAAKKEEOOBBJJDDIIRR that will - place the built object files under _o_b_j. Unsets - MMAAKKEEOOBBJJDDIIRRPPRREEFFIIXX. + -O obj Create an appropriate transform macro for MAKEOBJDIR that will + place the built object files under obj. Unsets + MAKEOBJDIRPREFIX. - For instance, a setting of ``--OO _/_u_s_r_/_o_b_j'' will place build- - time files under _/_u_s_r_/_o_b_j_/_b_i_n, _/_u_s_r_/_o_b_j_/_l_i_b, _/_u_s_r_/_o_b_j_/_u_s_r_._b_i_n, + For instance, a setting of ``-O /usr/obj'' will place build- + time files under /usr/obj/bin, /usr/obj/lib, /usr/obj/usr.bin, and so forth. If a relative path is specified, it will be converted to an - absolute path before being used. bbuuiilldd..sshh imposes the - restriction that the argument to the --OO option must not contain + absolute path before being used. build.sh imposes the + restriction that the argument to the -O option must not contain a ``$'' (dollar sign) character. If the directory does not - already exist, bbuuiilldd..sshh will create it. + already exist, build.sh will create it. - In normal use, exactly one of the --MM or --OO options should be - specified. If neither --MM nor --OO is specified, then a default + In normal use, exactly one of the -M or -O options should be + specified. If neither -M nor -O is specified, then a default object directory will be chosen according to rules in . Relying on this default is not recommended because it is determined by complex rules that are influenced by the values of several variables and by the location of the source directory. - --oo Set the value of MMKKOOBBJJDDIIRRSS to ``no''. Otherwise, it will be + Note that placing the obj directory location outside of the + default source tree hierarchy makes it easier to manually clear + out old files in the event the ``make cleandir'' operation is + unable to do so. (See CAVEATS below.) + + Note also that use of one of -M or -O is the only means of + building multiple machine architecture userlands from the same + source tree without cleaning between builds (in which case, one + would specify distinct obj locations for each). + + -o Set the value of MKOBJDIRS to ``no''. Otherwise, it will be automatically set to ``yes''. This default is opposite to the - behaviour when not using bbuuiilldd..sshh. + behaviour when not using build.sh. - --RR _r_e_l Set the value of RREELLEEAASSEEDDIIRR to _r_e_l. If a relative path is + -R rel Set the value of RELEASEDIR to rel. If a relative path is specified, it will be converted to an absolute path before being used. - --rr Remove the contents of DDEESSTTDDIIRR and TTOOOOLLDDIIRR before building + -r Remove the contents of DESTDIR and TOOLDIR before building (provides a clean starting point). This will skip deleting - DDEESSTTDDIIRR if building on a native system to the root directory. + DESTDIR if building on a native system to the root directory. - --SS _s_e_e_d Change the value of BBUUIILLDDSSEEEEDD to _s_e_e_d. This should rarely be + -S seed Change the value of BUILDSEED to seed. This should rarely be necessary. - --TT _t_o_o_l_s Set the value of TTOOOOLLDDIIRR to _t_o_o_l_s. If a relative path is + -T tools Set the value of TOOLDIR to tools. If a relative path is specified, it will be converted to an absolute path before being used. If set, the bootstrap ``make'' will only be rebuilt if the source files for make(1) have changed. - --UU Set MMKKUUNNPPRRIIVVEEDD==yyeess. + -U Set MKUNPRIVED=yes. - --uu Set MMKKUUPPDDAATTEE==yyeess. + -u Set MKUPDATE=yes. - --VV _v_a_r=[_v_a_l_u_e] - Set the environment variable _v_a_r to an optional _v_a_l_u_e. This is - propagated to the nnbbmmaakkee wrapper. - - --ww _w_r_a_p_p_e_r - Create the nnbbmmaakkee wrapper script (see below) in a custom - location, specified by _w_r_a_p_p_e_r. This allows, for instance, to - place the wrapper in PPAATTHH automatically. Note that _w_r_a_p_p_e_r is + -V var=[value] + Set the environment variable var to an optional value. This is + propagated to the nbmake wrapper. + + -w wrapper + Create the nbmake wrapper script (see below) in a custom + location, specified by wrapper. This allows, for instance, to + place the wrapper in PATH automatically. Note that wrapper is the full name of the file, not just a directory name. If a relative path is specified, it will be converted to an absolute path before being used. - --XX _x_1_1_s_r_c - Set the value of XX1111SSRRCCDDIIRR to _x_1_1_s_r_c. If a relative path is + -X x11src + Set the value of X11SRCDIR to x11src. If a relative path is specified, it will be converted to an absolute path before being used. - --xx Set MMKKXX1111==yyeess. + -x Set MKX11=yes. + + -Y extsrcdir + Set the value of EXTSRCSRCDIR to extsrcdir. If a relative path + is specified, it will be converted to an absolute path before + being used. + + -y Set MKEXTSRC=yes. - --ZZ _v_a_r Unset ("zap") the environment variable _v_a_r. This is propagated - to the nnbbmmaakkee wrapper. + -Z var Unset ("zap") the environment variable var. This is propagated + to the nbmake wrapper. - TThhee ""nnbbmmaakkee--MMAACCHHIINNEE"" wwrraappppeerr ssccrriipptt - If using the bbuuiilldd..sshh script to build NetBSD, a nnbbmmaakkee--MMAACCHHIINNEE script - will be created in TTOOOOLLDDIIRR//bbiinn upon the first build to assist in building + The "nbmake-MACHINE" wrapper script + If using the build.sh script to build NetBSD, a nbmake-MACHINE script + will be created in TOOLDIR/bin upon the first build to assist in building subtrees on a cross-compile host. - nnbbmmaakkee--MMAACCHHIINNEE can be invoked in lieu of make(1), and will instead call - the up-to-date version of ``nbmake'' installed into TTOOOOLLDDIIRR//bbiinn with - several key variables pre-set, including MMAACCHHIINNEE, MMAACCHHIINNEE__AARRCCHH, and - TTOOOOLLDDIIRR. nnbbmmaakkee--MMAACCHHIINNEE will also set variables specified with --VV, and - unset variables specified with --ZZ. + nbmake-MACHINE can be invoked in lieu of make(1), and will instead call + the up-to-date version of ``nbmake'' installed into TOOLDIR/bin with + several key variables pre-set, including MACHINE, MACHINE_ARCH, and + TOOLDIR. nbmake-MACHINE will also set variables specified with -V, and + unset variables specified with -Z. - This script can be symlinked into a directory listed in PPAATTHH, or called + This script can be symlinked into a directory listed in PATH, or called with an absolute path. -EEXXAAMMPPLLEESS +EXAMPLES 1. % ./build.sh [options] tools kernel=GENERIC Build a new toolchain, and use the new toolchain to configure and @@ -976,37 +1072,43 @@ EEXXAAMMPPLLEESS 2. % ./build.sh [options] -U distribution - Using unprivileged mode, build a complete distribution to a DDEESSTTDDIIRR - directory that bbuuiilldd..sshh selects (and will display). + Using unprivileged mode, build a complete distribution to a DESTDIR + directory that build.sh selects (and will display). 3. # ./build.sh [options] -U install=/ - As root, install to _/ the distribution that was built by example 2. - Even though this is run as root, --UU is required so that the - permissions stored in DDEESSTTDDIIRR_/_M_E_T_A_L_O_G are correctly applied to the - files as they're copied to _/. + As root, install to / the distribution that was built by example 2. + Even though this is run as root, -U is required so that the + permissions stored in DESTDIR/METALOG are correctly applied to the + files as they're copied to /. 4. % ./build.sh [options] -U -u release - Using unprivileged mode, build a complete release to DDEESSTTDDIIRR and - RREELLEEAASSEEDDIIRR directories that bbuuiilldd..sshh selects (and will display). - MMKKUUPPDDAATTEE==yyeess (--uu) is set to prevent the ``make cleandir'', so that + Using unprivileged mode, build a complete release to DESTDIR and + RELEASEDIR directories that build.sh selects (and will display). + MKUPDATE=yes (-u) is set to prevent the ``make cleandir'', so that if this is run after example 2, it doesn't need to redo that portion of the release build. -OOBBSSOOLLEETTEE VVAARRIIAABBLLEESS - NNBBUUIILLDDJJOOBBSS Use the make(1) option --jj instead. +OBSOLETE VARIABLES + NBUILDJOBS Use the make(1) option -j instead. - UUSSEE__NNEEWW__TTOOOOLLCCHHAAIINN + USE_NEW_TOOLCHAIN The new toolchain is now the default. To disable, use - TTOOOOLLCCHHAAIINN__MMIISSSSIINNGG==yyeess. + TOOLCHAIN_MISSING=yes. -SSEEEE AALLSSOO +SEE ALSO make(1), hier(7), release(7), etcupdate(8), postinstall(8), sysinst(8), - _p_k_g_s_r_c_/_s_y_s_u_t_i_l_s_/_c_d_r_t_o_o_l_s + pkgsrc/sysutils/cdrtools -HHIISSTTOORRYY - The bbuuiilldd..sshh based build scheme was introduced for NetBSD 1.6 as - UUSSEE__NNEEWW__TTOOOOLLCCHHAAIINN, and re-worked to TTOOOOLLCCHHAAIINN__MMIISSSSIINNGG after that. +HISTORY + The build.sh based build scheme was introduced for NetBSD 1.6 as + USE_NEW_TOOLCHAIN, and re-worked to TOOLCHAIN_MISSING after that. + +CAVEATS + After significant updates to third-party components in the source tree, + the ``make cleandir'' operation may be insufficient to clean out old + files in object directories. Instead, one may have to manually remove + the files. Consult the UPDATING file for notices concerning this. -NetBSD May 25, 2012 NetBSD +NetBSD February 20, 2017 NetBSD