File:  [NetBSD Developer Wiki] / wikisrc / pkgsrc / intro_to_packaging.mdwn
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    1: This guide should allow you to learn how to create a new port or
    2: simply fix a port that you need. There are three target demographics
    3: listed below:
    4: 
    5: 	- binary packages user with pkgin or pkg_add
    6:  		(you should be confident here)
    7: 	- build from source, use options
    8:  		(you will know this after reading the guide)
    9: 	- port developers
   10: 		(you should be able to get started here)
   11: 
   12: 
   13: ## pkgsrc tree
   14: 
   15: You should have a copy of the pkgsrc tree sitting somewhere on your
   16: disk, already bootstrapped.
   17: The tree contains a `Makefile`, a `README`, distfiles, packages,
   18: category directories containing the ports, the bootstrap directory
   19: and some documentation.
   20: 
   21: The `mk/*` directory contains the pkgsrc framework Makefiles but
   22: also shell and Awk scripts
   23: 
   24: `pkglocate` is a script to find port names in the tree, though
   25: `pkgtools/pkgfind` is much faster.
   26: 
   27: 
   28: ## use the right tools
   29: 
   30: If you want to get started working on ports like creating new ones
   31: or simply fix ones you need, you should know about these tools:
   32: 
   33:  - install package developer utilities:
   34: 	
   35: 		pkgin -y in pkg_developer
   36: 
   37: It contains very useful programs like:
   38: 
   39:  - checkperms:
   40:  		
   41: 		verify file permissions
   42:  - createbuildlink:
   43: 
   44: 		create buildlink3.mk files, which I'll explain later
   45:  - digest:
   46: 
   47: 		create hashes for messages with crypto algorithms such as sha512 and many others
   48:  - lintpkgsrc:
   49: 
   50: 		checks the whole pkgsrc tree, list all explicitly broken packages for example
   51:  - pkg_chk:
   52: 
   53: 		checks package versions and update if necessary
   54:  - pkg_tarup:
   55: 
   56: 		create archives of installed programs for later use on other machines or backups
   57:  - pkgdiff:
   58: 
   59: 		show diffs of patched files
   60:  - pkglint:
   61: 
   62: 		verify the port you're creating for common mistakes (very useful!)
   63:  - revbump:
   64:  	
   65: 		update package version by one bump by increasing PKGREVISION
   66:  - url2pkg:
   67: 
   68: 		create a blank port from the software download link, it saves you some time by filling out a few basic Makefile settings
   69:  - verifypc:
   70: 
   71: 		sanity check for pkg-config in ports
   72: 
   73: 
   74: ## port contents
   75: 
   76: A pkgsrc port should at least contain:
   77: 
   78: - `Makefile` : a comment, developer info, software download site
   79:   and lots of other possibilities
   80: - `DESCR` : a paragraph containing the description for the software
   81:   of the port we're making
   82: - `PLIST` : the list of files to install, pkgsrc will only install
   83:   the files listed here to your prefix
   84: - `distinfo` : hashes of the software archive and patches or files
   85:   in the port
   86: 
   87: 
   88: Here's how they would look like for a small port I submitted not
   89: long ago in pkgsrc-wip
   90: 
   91: Makefile:
   92: 	
   93: [[!format make """
   94: # [[!paste id=rcsid1]][[!paste id=rcsid2]]
   95: 
   96: PKGNAME=      osxinfo-0.1
   97: CATEGORIES=   misc
   98: GHCOMMIT=     de74b8960f27844f7b264697d124411f81a1eab6
   99: DISTNAME=     ${GHCOMMIT}
  100: MASTER_SITES= https://github.com/yrmt/osxinfo/archive/
  101: 
  102: MAINTAINER=   youri.mout@gmail.com
  103: HOMEPAGE=     http://github.com/yrmt/osxinfo
  104: COMMENT=      Small Mac OS X Info Program
  105: LICENSE=      isc
  106: 
  107: ONLY_FOR_PLATFORM= Darwin-*-*
  108: 
  109: DIST_SUBDIR= osxinfo
  110: WRKSRC= ${WRKDIR}/osxinfo-${GHCOMMIT}
  111: 
  112: .include "../../databases/sqlite3/buildlink3.mk"
  113: .include "../../mk/bsd.pkg.mk"
  114: """]]
  115: 
  116: DESCR:
  117: 	
  118: 	Small and fast Mac OS X info program written in C.
  119: 
  120: 
  121: PLIST:
  122: 	
  123: 	@comment [[!paste id=rcsid1]][[!paste id=rcsid2]]
  124: 	bin/osxinfo
  125: 
  126: distinfo:
  127: 
  128: 	[[!paste id=rcsid1]][[!paste id=rcsid2]]
  129: 
  130: 	SHA1 (osxinfo/de74b8960f27844f7b264697d124411f81a1eab6.tar.gz) = 83a2838ad95ff73255bea7f496a8cc9aaa4e17ca
  131: 	RMD160 (osxinfo/de74b8960f27844f7b264697d124411f81a1eab6.tar.gz) = 9102eb2a938be38c4adf8cfbf781c04d0844d09a
  132: 	Size (osxinfo/de74b8960f27844f7b264697d124411f81a1eab6.tar.gz) = 5981 bytes
  133: 
  134: 
  135: ## make
  136: 
  137: Now you know what kind of files you can see when you're in a port
  138: directory. The command used to compile it is the NetBSD `make` but
  139: often `bmake` on non NetBSD systems to avoid Makefile errors. Typing
  140: make alone will only compile the program but you can also use other
  141: command line arguments to make such as extract, patch, configure,
  142: install, package, ...
  143: 
  144: I'll try to list them and explain them in logical order. You can run them together.
  145: 
  146: - `make clean` will remove the source file from the work directory
  147:   so you can restart with either new options, new patches, ...
  148: - `make fetch` will simply fetch the file and check if the hash
  149:   corresponds. It will throw an error if it doesn't.
  150: - `make distinfo` or `make mdi` to update the file hashes in the
  151:   `distinfo` file mentionned above.
  152: - `make extract` extracts the program source files from it's archive
  153:   in the work directory
  154: - `make patch` applies the local pkgsrc patches to the source
  155: - `make configure` run the GNU configure script
  156: - `make` or `make build` or `make all` will stop after the program
  157:   is compiled
  158: - `make stage-install` will install in the port destdir, where
  159:   pkgsrc first installs program files to check if the files correspond
  160:   with the `PLIST` contents before installing to your prefix. For
  161:   `wget`, if you have a default WRKOBJDIR (I'll explain later), the
  162:   program files will first be installed in
  163:   `<path>/pkgsrc/net/wget/work/.destdir` then after a few checks,
  164:   in your actual prefix like `/usr/pkg`
  165: - `make test` run package tests, if they have any
  166: - `make package` create a package without installing it, it will
  167:   install dependencies though
  168: - `make replace` upgrade or reinstall the port if already installed
  169: - `make deinstall` deinstall the program
  170: - `make install` installs from the aforementionned `work/.destdir`
  171:   to your prefix
  172: - `make bin-install` installs a package for the port, locally if
  173:   previously built or remotely, as defined by BINPKG_SITES in
  174:   `mk.conf`, you can make a port install dependencies from packages
  175:   rather than building them with the DEPENDS_TARGET= bin-install
  176:   in `mk.conf`
  177: - `make show-depends` show port dependencies
  178: - `make show-options` show various port options, as defined by `options.mk`
  179: - `make clean-depends` cleans all port dependencies
  180: - `make distclean` remove the source archive
  181: - `make package-clean` remove the package
  182: - `make distinfo` or `make mdi` to update the `distinfo` file
  183:   containing file hashes if you have a new distfile or patch
  184: - `make print-PLIST` to generate a `PLIST` file from files found
  185:   in `work/.destdir`
  186: 
  187: You should be aware that there are many make options along with
  188: these targets, like
  189: 
  190: - `PKG_DEBUG_LEVEL`
  191: - `CHECK_FILES`
  192: - and many others described the the NetBSD pkgsrc guide
  193: 
  194: 
  195: ## pkgsrc configuration
  196: 
  197: The framework uses an `mk.conf` file, usually found in /etc. Here's
  198: how mine looks:
  199: 
  200: [[!format make """
  201: # Tue Oct 15 21:21:46 CEST 2013
  202: 
  203: .ifdef BSD_PKG_MK          # begin pkgsrc settings
  204: 
  205: DISTDIR=                   /pkgsrc/distfiles
  206: PACKAGES=                  /pkgsrc/packages
  207: WRKOBJDIR=                 /pkgsc/work
  208: ABI=                       64
  209: PKGSRC_COMPILER=           clang
  210: CC=                        clang
  211: CXX=                       clang++
  212: CPP=                       ${CC} -E
  213: 
  214: PKG_DBDIR=                 /var/db/pkg
  215: LOCALBASE=                 /usr/pkg
  216: VARBASE=                   /var
  217: PKG_TOOLS_BIN=             /usr/pkg/sbin
  218: PKGINFODIR=                info
  219: PKGMANDIR=                 man
  220: BINPKG_SITES=              http://pkgsrc.saveosx.org/Darwin/2013Q4/x86_64
  221: DEPENDS_TARGET=            bin-install
  222: X11_TYPE=                  modular
  223: TOOLS_PLATFORM.awk?=       /usr/pkg/bin/nawk
  224: TOOLS_PLATFORM.sed?=       /usr/pkg/bin/nbsed
  225: ALLOW_VULNERABLE_PACKAGES= yes
  226: MAKE_JOBS=                 8
  227: SKIP_LICENSE_CHECK=        yes
  228: PKG_DEVELOPER=             yes
  229: SIGN_PACKAGES=             gpg
  230: PKG_DEFAULT_OPTIONS+=      -pulseaudio -x264 -imlib2-amd64 -dconf
  231: .endif                     # end pkgsrc settings
  232: """]]
  233: 
  234: - I use `DISTDIR`, `PACKAGES`, `WRKOBJDIR` to move distfiles,
  235:   packages and source files somewhere else to keep my pkgsrc tree
  236:   clean
  237: - `PKGSRC_COMPILER`, `CC`, `CXX`, `CPP` and `ABI` are my compiler
  238:   options. I'm using clang to create 64 bit binaries here
  239: - `PKG_DBDIR`, `VARBASE`, `LOCALBASE`, `PKG_TOOLS_BIN` are my prefix
  240:   and package database path and package tools settings
  241: - `PKGINFODIR`, `PKGMANDIR` are the info and man directories
  242: - `BINPKG_SITES` is the remote place where to get packages with the
  243:   `bin-install` make target
  244: - `DEPENDS_TARGET` is the way port dependencies should be installed.
  245:   `bin-install` will simply install a package instead of building
  246:   the port
  247: - `X11_TYPE` sould be `native` or `modular`, the latter meaning we
  248:   want X11 libraries from pkgsrc instead of using the `native` ones
  249:   usually in `/usr/X11R7` in Linux or BSD systems and `/opt/X11`
  250:   on Mac OS X with XQuartz
  251: - `TOOLS_PLATFORM.*` points to specific programs used by pkgsrc,
  252:   here I use the one that was generated by pkgsrc bootstrap for
  253:   maximum compatibility
  254: - `ALLOW_VULNERABLE_PACKAGES` allows you to disallow the installation
  255:   of vulnerable packages in critical environments like servers
  256: - `MAKE_JOBS` the number of concurrent make jobs, I set it to 8 but
  257:   it breaks some ports
  258: - `SKIP_LICENSE_CHECK` will skip the license check. If disabled you
  259:   will have to define a list of licenses you find acceptable with
  260:   `ACCEPTABLE_LICENSES`
  261: - `PKG_DEVELOPER` this option will show more details during the port building
  262: - `SIGN_PACKAGES` allows you to `gpg` sign packages. More info in
  263:   my [blog post](http://saveosx.org/signed-packages/) about it
  264: - `PKG_DEFAULT_OPTIONS` allows you to enable or disable specific
  265:   options for all ports (as defined with ports' options.mk files),
  266:   I disabled a few options so less ports would break, pulseaudio
  267:   doesn't build on Mac OS X for example, neither do x264, dconf
  268: 
  269: Keep in mind that there are many other available options.
  270: 
  271: 
  272: ## creating a simple port
  273: 
  274: Let's create a little port using the tools we've talked about above.
  275: I will use a little window manager called 2bwm.
  276: 
  277: - We need an url for the program source files archive. It can be a
  278: direct link to a tar or xz archive. Mine's
  279: `http://pkgsrc.saveosx.org/Darwin/distfiles/2bwm-0.1.tar.gz`
  280: 
  281: - Now that we have a proper link for our program source, create a
  282:   directory for your port:
  283: 
  284: 		$ mkdir ~/pkgsrc/wm/2bwm
  285: 
  286: - Use `url2pkg` to create the needed files automatically:
  287: 		
  288: 		$ url2pkg http://pkgsrc.saveosx.org/Darwin/distfiles/2bwm-0.1.tar.gz
  289: 
  290: You'll be presented with a text editor like `vim` to enter basic
  291: Makefile options:
  292: 
  293: - `DISTNAME`, `CATEGORIES`, `MASTER_SITES` should be set automatically
  294: - enter your mail address for `MAINTAINER` so users know whom to
  295:   contact if the port is broken
  296: - make sure the `HOMEPAGE` is set right, for 2bwm it is a github page
  297: - write a `COMMENT`, it should be a one-line description of the program
  298: - find out which license the program uses, in my case it is the
  299:   `isc` license. You can find a list of licenses in `pkgsrc/mk/licenses.mk`.
  300: - Below you will see `.include "../../mk/bsd.pkg.mk"` at the end
  301:   of the Makefile and above this should go the port's needed
  302:   dependencies to build, we'll leave that empty at the moment and
  303:   try to figure out what 2bwm needs
  304: - exit vim and it should fetch and update the file hashes for you.
  305:   If it says `permission denied` you can just run `make mdi` to
  306:   fetch and upadate the `distinfo` file
  307: 
  308: So now you have valid `Makefile` and `distinfo` files but you need
  309: to write a paragraph in `DESCR`. You can usually find inspiration
  310: on the program's homepage.
  311: 
  312: Here's how they look like at the moment:
  313: 	
  314: Makefile:
  315: [[!format make """
  316: # [[!paste id=rcsid1]][[!paste id=rcsid2]]
  317: 
  318: DISTNAME=       2bwm-0.1
  319: CATEGORIES=     wm
  320: MASTER_SITES=   http://pkgsrc.saveosx.org/Darwin/distfiles/
  321: 
  322: MAINTAINER=     yrmt@users.sourceforge.net
  323: HOMEPAGE=       http://github.com/venam/2bwm/
  324: COMMENT=        Fast floating WM written over the XCB library and derived from mcwm
  325: LICENSE=        isc
  326: 
  327: .include "../../mk/bsd.pkg.mk"
  328: """]]
  329: 
  330: distinfo:
  331: 
  332: 	
  333: 	[[!paste id=rcsid1]][[!paste id=rcsid2]]
  334: 
  335: 	SHA1 (2bwm-0.1.tar.gz) = e83c862dc1d9aa198aae472eeca274e5d98df0ad
  336: 	RMD160 (2bwm-0.1.tar.gz) = d9a93a7d7ae7183f5921f9ad76abeb1401184ef9
  337: 	Size (2bwm-0.1.tar.gz) = 38419 bytes
  338: 
  339: DESCR:
  340: 
  341: 	A fast floating WM, with the particularity of having 2 borders,
  342: 	written over the XCB library and derived from mcwm written by
  343: 	Michael Cardell. In 2bWM everything is accessible from the keyboard
  344: 	but a pointing device can be used for move, resize and raise/lower.
  345: 
  346: But our PLIST file is still empty.
  347: 
  348: 
  349: #### build stage
  350: 
  351: Let's try to build the port to see if things work but as soon as
  352: the build stage starts, we get this error:
  353: 
  354: > 2bwm.c:26:10: fatal error: 'xcb/randr.h' file not found
  355: 
  356: Let's find out which port provides this file !
  357: 
  358: 	$ pkgin se xcb
  359: 
  360: returns these possible packages:
  361: 
  362: 	xcb-util-wm-0.3.9nb1  Client and window-manager helpers for ICCCM and EWMH
  363: 	xcb-util-renderutil-0.3.8nb1  Convenience functions for the Render extension
  364: 	xcb-util-keysyms-0.3.9nb1  XCB Utilities
  365: 	xcb-util-image-0.3.9nb1  XCB port of Xlib's XImage and XShmImage
  366: 	xcb-util-0.3.9nb1 =  XCB Utilities
  367: 	xcb-proto-1.9 =      XCB protocol descriptions (in XML)
  368: 	xcb-2.4nb1           Extensible, multiple cut buffers for X
  369: 
  370: Package content inspection allowed me to find the right port
  371: 
  372: 	$ pkgin pc libxcb|grep randr.h
  373: 
  374: So we can add the libxcb `buildlink3.mk` file to the Makefile above
  375: the bsd.pkg.mk include:
  376: 
  377: 	.include "../../x11/libxcb/buildlink3.mk"
  378: 
  379: This allows the port to link 2bwm against the libxcb port. Let's
  380: try to build the port again!
  381: 
  382: 	$ make clean
  383: 	$ make
  384: 
  385: Reports another error !
  386: 
  387: > 2bwm.c:27:10: fatal error: 'xcb/xcb_keysyms.h' file not found
  388: 
  389: It looks like this file is provided by xcb-util-keysyms, so let's add:
  390: 
  391: 	.include "../../x11/xcb-util-keysyms/buildlink3.mk"
  392: 
  393: in our Makefile.
  394: 
  395: Clean, build again, and add more dependencies until it passes the
  396: build stage. Here's how my Makefile ends up looking like:
  397: 
  398: [[!format make """
  399: # [[!paste id=rcsid1]][[!paste id=rcsid2]]
  400: 
  401: DISTNAME=       2bwm-0.1
  402: CATEGORIES=     wm
  403: MASTER_SITES=   http://pkgsrc.saveosx.org/Darwin/distfiles/
  404: 
  405: MAINTAINER=     yrmt@users.sourceforge.net
  406: HOMEPAGE=       http://github.com/venam/2bwm/
  407: COMMENT=        Fast floating WM written over the XCB library and derived from mcwm
  408: LICENSE=        isc
  409: 
  410: .include "../../x11/libxcb/buildlink3.mk"
  411: .include "../../x11/xcb-util-wm/buildlink3.mk"
  412: .include "../../x11/xcb-util-keysyms/buildlink3.mk"
  413: .include "../../x11/xcb-util/buildlink3.mk"
  414: .include "../../mk/bsd.pkg.mk"
  415: """]]
  416: 
  417: 
  418: #### install phase
  419: 
  420: Geat ! We got our program to compile in pkgsrc. Now we must generate
  421: the PLIST file so we can actually install the program, but we must
  422: `make stage-install` to make sure that it installs in the right
  423: place.
  424: 
  425: 	
  426: 	$ find /pkgsrc/work/wm/2bwm/work/.destdir/
  427: 
  428: returns:
  429: 
  430: 	/pkgsrc/work/wm/2bwm/work/.destdir/
  431: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr
  432: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local
  433: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/bin
  434: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/bin/2bwm
  435: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/bin/hidden
  436: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/share
  437: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/share/man
  438: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/share/man/man1
  439: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/share/man/man1/2bwm.1
  440: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/local/share/man/man1/hidden.1
  441: 	/pkgsrc/work/wm/2bwm/work/.destdir//usr/pkg
  442: 
  443: This doesn't look right since our `LOCALBASE` is `/usr/pkg`.
  444: 
  445: 
  446: 	$ make print-PLIST
  447: 
  448: returns nothing, because 2bwm installs files in the wrong place so
  449: we need to fix 2bwm's own Makefile to use the right `DESTDIR` and
  450: `PREFIX`, that is set to the right place by pkgsrc. Let's inspect
  451: how 2bwm installs:
  452: 
  453: From 2bwm's Makefile:
  454: 
  455: [[!format make """
  456: install: $(TARGETS)
  457:         test -d $(DESTDIR)$(PREFIX)/bin || mkdir -p $(DESTDIR)$(PREFIX)/bin
  458:         install -pm 755 2bwm $(DESTDIR)$(PREFIX)/bin
  459:         install -pm 755 hidden $(DESTDIR)$(PREFIX)/bin
  460:         test -d $(DESTDIR)$(MANPREFIX)/man1 || mkdir -p $(DESTDIR)$(MANPREFIX)/man1
  461:         install -pm 644 2bwm.man $(DESTDIR)$(MANPREFIX)/man1/2bwm.1
  462:         install -pm 644 hidden.man $(DESTDIR)$(MANPREFIX)/man1/hidden.1
  463: """]]
  464: 
  465: This looks fine since it installs in a `DESTDIR`/`PREFIX` but it sets
  466: 
  467: > PREFIX=/usr/local
  468: 
  469: and
  470: 
  471: > MANPREFIX=$(PREFIX)/share/man
  472: 
  473: In the beginning of the Makefile. We should remove the first line
  474: and edit the man prefix:
  475: 
  476: > MANPREFIX=${PKGMANDIR}
  477: 
  478: so pkgsrc can install the program's files in the right place. We
  479: have two ways of modifying this file, either patch the Makefile or
  480: use `sed` substitution which is a builtin pkgsrc feature that allows
  481: you to change lines in files with a sed command before building the
  482: port.
  483: 
  484: I will show how to do both ways so you can get an introduction on
  485: how to generate patch files for pkgsrc.
  486: 
  487: #### patching the Makefile :
  488: 
  489: - edit the file you need to modify with `pkgvi`:
  490: 
  491: 	
  492: 		$ pkgvi /pkgsrc/work/wm/2bwm/work/2bwm-0.1/Makefile
  493: 
  494: 	which should return:
  495: 
  496: 	> pkgvi: File was modified. For a diff, type:
  497: pkgdiff "/Volumes/Backup/pkgsrc/work/wm/2bwm/work/2bwm-0.1/Makefile"
  498: 
  499: 	and this returns our diff.
  500: 	
  501: 
  502: - create the patch with `mkpatches`, it should create a `patches`
  503:   directory in the port containing the patch and an original file
  504:   removed with `mkpatches -c`.
  505: 
  506: 		$ find patches/*
  507: 		patches/patch-Makefile
  508: 
  509: - now that the patch has been created, we need to add it's hash to
  510:   distinfo otherwise pkgsrc won't pick it up:
  511: 
  512: 		$ make mdi
  513: you should get this new line:
  514: 
  515: 	> SHA1 (patch-Makefile) = 9f8cd00a37edbd3e4f65915aa666ebd0f3c04e04
  516: 
  517: 
  518: - you can now clean and `make patch` and `make stage-install
  519:   CHECK_FILES=no` since we still haven't generated a proper PLIST.
  520:   Let's see if 2wm files were installed in the right place this
  521:   time:
  522: 
  523: 		$ find /pkgsrc/work/wm/2bwm/work/.destdir/
  524: 
  525: 		/pkgsrc/work/wm/2bwm/work/.destdir/
  526: 		/pkgsrc/work/wm/2bwm/work/.destdir//usr
  527: 		/pkgsrc/work/wm/2bwm/work/.destdir//usr/pkg
  528: 		/pkgsrc/work/wm/2bwm/work/.destdir//usr/pkg/bin
  529: 		/pkgsrc/work/wm/2bwm/work/.destdir//usr/pkg/bin/2bwm
  530: 		/pkgsrc/work/wm/2bwm/work/.destdir//usr/pkg/bin/hidden
  531: 
  532: 	It looks like it is alright ! Let's generate the PLIST:
  533: 
  534: 		$ make print-PLIST > PLIST
  535: 	
  536: 	containing:
  537: 
  538: 		@comment [[!paste id=rcsid1]][[!paste id=rcsid2]]
  539: 		bin/2bwm
  540: 		bin/hidden
  541: 
  542: 	There you have a working port you can install normally with
  543: 
  544: 		$ make install
  545: 
  546: 
  547: #### using the sed substitution framework
  548: 
  549: You should be able to fix the prefix error much quicker than with
  550: the patching explained above thanks to the sed substitution framework.
  551: Here's how it looks like in my port Makefile:
  552: 
  553: [[!format make """
  554: SUBST_CLASSES+=         makefile
  555: SUBST_STAGE.makefile=   pre-build
  556: SUBST_MESSAGE.makefile= Fixing makefile
  557: SUBST_FILES.makefile=   Makefile
  558: SUBST_SED.makefile=     -e 's,/usr/local,${PREFIX},g'
  559: SUBST_SED.makefile+=    -e 's,share/man,${PKGMANDIR},g'
  560: """]]
  561: 
  562: As you can see, you can do multiple commands on multiple files, it
  563: is very useful for very small fixes like this.
  564: 
  565: 
  566: #### pkglint
  567: 
  568: Now that we have a working port, we must make sure it complies to the pkgsrc rules.
  569: 
  570: 	$ pkglint
  571: 	
  572: Returns
  573: 
  574: 	ERROR: DESCR:4: File must end with a newline.
  575: 	ERROR: patches/patch-Makefile:3: Comment expected.
  576: 	2 errors and 0 warnings found. (Use -e for more details.)
  577: 
  578: Fix the things pkglint tells you to do until you get the glorious:
  579: 
  580: > looks fine.
  581: 
  582: Then you should do some testing on the program itelf on at least
  583: two platforms such as NetBSD, Mac OS X. Other platforms supported
  584: by pkgsrc can be found at [pkgsrc.org](http://pkgsrc.org). If you
  585: would like to submit your pkgsrc upstream you can either subscribe
  586: to pkgsrc-wip or ask a NetBSD developer to add it for you.
  587: 
  588: You can find the 2bwm port I submitted in
  589: [pkgsrc-wip](http://pkgsrc-wip.cvs.sourceforge.net/viewvc/pkgsrc-wip/wip/2bwm/).
  590: 
  591: 
  592: ## pkgsrc and wip
  593: 
  594: If you want to submit your port for others to use you can either
  595: subscribe to pkgsrc-wip or ask a NetBSD developer to add it for you.
  596: 
  597: pkgsrc-wip is hosted on
  598: [sourceforge](https://sourceforge.net/projects/pkgsrc-wip/) and you
  599: can easily get cvs access to it if you create an account on there
  600: and send an email to NetBSD developer `@wiz` (Thomas Klausner)
  601: asking nicely for commit access.
  602: 
  603: 
  604: ## the options framework
  605: 
  606: You can create port options with the `options.mk` file, like for `wm/dwm`
  607: 
  608: 	
  609: [[!format make """
  610: # [[!paste id=rcsid1]][[!paste id=rcsid2]]
  611: 
  612: PKG_OPTIONS_VAR=			PKG_OPTIONS.dwm
  613: PKG_SUPPORTED_OPTIONS=	xinerama
  614: PKG_SUGGESTED_OPTIONS=	xinerama
  615: 
  616: .include "../../mk/bsd.options.mk"
  617: 
  618: #
  619: # Xinerama support
  620: #
  621: # If we don't want the Xinerama support we delete XINERAMALIBS and
  622: # XINERAMAFLAGS lines, otherwise the Xinerama support is the default.
  623: #
  624: .if !empty(PKG_OPTIONS:Mxinerama)
  625: .  include "../../x11/libXinerama/buildlink3.mk"
  626: .else
  627: SUBST_CLASSES+=         options
  628: SUBST_STAGE.options=    pre-build
  629: SUBST_MESSAGE.options=  Toggle the Xinerama support
  630: SUBST_FILES.options=    config.mk
  631: SUBST_SED.options+=     -e '/^XINERAMA/d'
  632: .  include "../../x11/libX11/buildlink3.mk"
  633: .endif
  634: """]]
  635: 
  636: This file should be included in the Makefile:
  637: 
  638: 	.include "options.mk"
  639: 
  640: If you type `make show-options`, you should see this:
  641: 
  642: 	Any of the following general options may be selected:
  643: 	xinerama	 Enable Xinerama support.
  644: 
  645: 	These options are enabled by default:
  646: 		xinerama
  647: 
  648: 	These options are currently enabled:
  649: 		xinerama
  650: 
  651: 	You can select which build options to use by setting 	PKG_DEFAULT_OPTIONS
  652: 	or PKG_OPTIONS.dwm.
  653: 
  654: Running `make PKG_OPTIONS=""` should build without the `xinerama` dwm option enabled by default.
  655: 
  656: The options.mk file must contain these variables:
  657: 
  658: - `PKG_OPTIONS_VAR` sets the options variable name
  659: - `PKG_SUPPORTED_OPTIONS` lists all available options
  660: - `PKG_SUGGESTED_OPTIONS` lists options enabled by default
  661: 
  662: It allows you to change configure arguments and include other buildlinks, and various other settings.
  663: 
  664: 
  665: ## hosting a package repo
  666: 
  667: Now that you've created a few ports, you might want to make precompiled
  668: packages available for testing. You will need pkgsrc's `pkg_install`
  669: on the host system. I host my [packages](http://pkgsrc.saveosx.org/)
  670: on a FreeBSD server with a bootstrapped pkgsrc.
  671: 
  672: use this `zsh` function to :
  673: 
  674: [[!format bash """
  675: add () {
  676: 	# upload the package to remote server
  677: 	scp $1 yrmt@saveosx.org:/usr/local/www/saveosx/packages/Darwin/2013Q4/x86_64/All/ 2> /dev/null
  678: 	
  679: 	# update the package summary
  680: 	ssh yrmt@saveosx.org 'cd /usr/local/www/saveosx/packages/Darwin/2013Q4/x86_64/All/;
  681: 	        rm pkg_summary.gz;
  682:  	        /usr/pkg/sbin/pkg_info -X *.tgz | gzip -9 > pkg_summary.gz'
  683: 	
  684: 	# pkgin update
  685: 	sudo pkgin update
  686: }
  687: """]]
  688: 
  689: - upload a package
  690: - update the package summary, which is an archive containing
  691:   information about all present packages that will be picked up by
  692:   pkg_install and pkgin. It looks like this for one package:
  693: 
  694: 		PKGNAME=osxinfo-0.1
  695: 		DEPENDS=sqlite3>=3.7.16.2nb1
  696: 		COMMENT=Small Mac OS X Info Program
  697: 		SIZE_PKG=23952
  698: 		BUILD_DATE=2014-06-29 12:45:08 +0200
  699: 		CATEGORIES=misc
  700: 		HOMEPAGE=http://github.com/yrmt/osxinfo
  701: 		LICENSE=isc
  702: 		MACHINE_ARCH=x86_64
  703: 		OPSYS=Darwin
  704: 		OS_VERSION=14.0.0
  705: 		PKGPATH=wip/osxinfo
  706: 		PKGTOOLS_VERSION=20091115
  707: 		REQUIRES=/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
  708: 		REQUIRES=/System/Library/Frameworks/Foundation.framework/Versions/C/Foundation
  709: 		REQUIRES=/System/Library/Frameworks/IOKit.framework/Versions/A/IOKit
  710: 		REQUIRES=/usr/lib/libSystem.B.dylib
  711: 		REQUIRES=/usr/pkg/lib/libsqlite3.0.dylib
  712: 		FILE_NAME=osxinfo-0.1.tgz
  713: 		FILE_SIZE=9710
  714: 		DESCRIPTION=Small and fast Mac OS X info program written in C.
  715: 		DESCRIPTION=
  716: 		DESCRIPTION=Homepage:
  717: 		DESCRIPTION=http://github.com/yrmt/osxinfo
  718: 
  719: 
  720: - update pkgin
  721: 
  722: 
  723: And this shell alias to upload all my built packages, but I still
  724: need to run `add()` mentionned above to update the pkg_summary
  725: 
  726: [[!format bash """
  727: up='rsync -avhz --progress /pkgsrc/packages/ root@saveosx.org:/usr/local/www/saveosx/packages/Darwin/2013Q4/x86_64/'
  728: """]]
  729: 
  730: Then you should be able to set the url in repositories.conf to use
  731: your packages with pkgin. You can also install them directly with
  732: something like `pkg_add
  733: http://pkgsrc.saveosx.org/Darwin/2013Q4/x86_64/All/9menu-1.8nb1.tgz` of
  734: course.
  735: 
  736: 
  737: ## build all packages
  738: 
  739: see jperkin's excellent blog
  740: [posts](http://www.perkin.org.uk/posts/distributed-chrooted-pkgsrc-bulk-builds.html)
  741: about this.
  742: 
  743: 
  744: ## faq
  745: 
  746: #### what if the port I'm making is a dependency for another one?
  747: 
  748: You should just generate the buildlink3.mk file we've talked about
  749: earlier like this:
  750: 
  751: 	$ createbuildlink > buildlink3.mk
  752: 
  753: #### what if the program is only hosted on GitHub ?
  754: 
  755: pkgsrc supports fetching archives from specific git commits on
  756: GitHub like this:
  757: [[!format make """
  758: PKGNAME=           2bwm-0.1
  759: CATEGORIES=        wm
  760: GHCOMMIT=          52a097ca644eb571b22a135951c945fcca57a25c
  761: DISTNAME=          ${GHCOMMIT}
  762: MASTER_SITES=      https://github.com/venam/2bwm/archive/
  763: DIST_SUBDIR=       2bwm
  764: WRKSRC=            ${WRKDIR}/2bwm-${GHCOMMIT}
  765: """]]
  766: 
  767: You can then easily update the git commit and the distinfo with it
  768: to update the program.
  769: 
  770: #### what if the program doesn't have a Makefile
  771: 
  772: You can do all Makefile operations directly from the port's Makefile
  773: like this:
  774: 
  775: 
  776: [[!format make """
  777: post-extract:
  778: 	${CHMOD} a-x ${WRKSRC}/elementary/apps/48/internet-mail.svg
  779: 
  780: do-install:
  781: 	${INSTALL_DATA_DIR} ${DESTDIR}${PREFIX}/share/icons
  782: 	cd ${WRKSRC} && pax -rw -pe . ${DESTDIR}${PREFIX}/share/icons/
  783: """]]
  784: 
  785: To install, but you can also build programs from the Makefile. This
  786: is what qt4-sqlite3 uses:
  787: 
  788: [[!format make """
  789: do-build:
  790: 	cd ${WRKSRC}/src/tools/bootstrap && env ${MAKE_ENV} ${GMAKE}
  791: 	cd ${WRKSRC}/src/tools/moc && env ${MAKE_ENV} ${GMAKE}
  792: 	cd ${WRKSRC}/src/plugins/sqldrivers/sqlite && env ${MAKE_ENV} ${GMAKE}
  793: """]]
  794: 
  795: 
  796: You can install the following type of files:
  797: 
  798: `INSTALL_PROGRAM_DIR` : directories that contain binaries
  799: 
  800: `INSTALL_SCRIPT_DIR` : directories that contain scripts
  801: 
  802: `INSTALL_LIB_DIR` : directories that contain shared and static libraries
  803: 
  804: `INSTALL_DATA_DIR`: directories that contain data files
  805: 
  806: `INSTALL_MAN_DIR` : directories that contain man pages
  807: 
  808: `INSTALL_PROGRAM` : binaries that can be stripped from debugging symbols
  809: 
  810: `INSTALL_SCRIPT` : binaries that cannot be stripped
  811: 
  812: `INSTALL_GAME` : game binaries
  813: 
  814: `INSTALL_LIB` : shared and static libraries
  815: 
  816: `INSTALL_DATA` : data files
  817: 
  818: `INSTALL_GAME_DATA` : data files for games
  819: 
  820: `INSTALL_MAN` : man pages
  821: 
  822: 
  823: `INSTALLATION_DIRS` : A list of directories relative to PREFIX that
  824: are created by pkgsrc at the beginning of the install phase. The
  825: package is supposed to create all needed directories itself before
  826: installing files to it and list all other directories here.
  827: 
  828: #### common errors
  829: 
  830: - > Makefile:19: *** missing separator.  Stop.
  831: 
  832: This means you're not using the right `make`. On most systems, the
  833: make installed from the pkgsrc bootstrap is called `bmake`
  834: 
  835: - If you have a feeling a port is stuck in the building stage,
  836:   disable make jobs in your mk.conf
  837: 
  838: 
  839: [[!cut id=rcsid1 text="$Net"]]
  840: [[!cut id=rcsid2 text="BSD$"]]
  841: [[!meta title="An introduction to packaging"]]
  842: [[!meta author="Youri Mouton"]]

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