source: trunk/debbuild@ 174

Last change on this file since 174 was 174, checked in by kdeugau, 12 years ago

/trunk

Teach debbuild about xz compression for %source and %patch

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1#!/usr/bin/perl -w
2# debbuild script
3# Shamelessly steals interface from rpm's "rpmbuild" to create
4# Debian packages. Please note that such packages are highly
5# unlikely to conform to "Debian Policy".
6###
7# SVN revision info
8# $Date: 2012-10-16 20:53:33 +0000 (Tue, 16 Oct 2012) $
9# SVN revision $Rev: 174 $
10# Last update by $Author: kdeugau $
11###
12# Copyright (C) 2005-2012 Kris Deugau <kdeugau@deepnet.cx>
13#
14# This program is free software; you can redistribute it and/or modify
15# it under the terms of the GNU General Public License as published by
16# the Free Software Foundation; either version 2 of the License, or
17# (at your option) any later version.
18#
19# This program is distributed in the hope that it will be useful,
20# but WITHOUT ANY WARRANTY; without even the implied warranty of
21# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22# GNU General Public License for more details.
23#
24# You should have received a copy of the GNU General Public License
25# along with this program; if not, write to the Free Software
26# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
27
28use strict;
29use warnings;
30use Fcntl; # for sysopen flags
31use Cwd 'abs_path'; # for finding where files really are
32use Config;
33
34my $version = "0.9"; #VERSION#
35
36# regex debugger
37#use re "debug";
38
39# Behavioural compatibility FTW! Yes, rpmbuild does this too.
40die "No .spec file to work with! Exiting.\n" if scalar(@ARGV) == 0;
41
42# Program flow:
43# -> Parse/execute "system" config/macros (if any - should be rare)
44# -> Parse/execute "user" config/macros (if any - *my* requirement is %_topdir)
45# -> Parse command line for options, spec file/tarball/.src.deb (NB - also accept .src.rpm)
46
47sub expandmacros;
48
49# User's prefs for dirs, environment, etc,etc,etc.
50# config file ~/.debmacros
51# Default ordered search paths for config/macros:
52# /usr/lib/rpm/rpmrc /usr/lib/rpm/redhat/rpmrc /etc/rpmrc ~/.rpmrc
53# /usr/lib/rpm/macros /usr/lib/rpm/redhat/macros /etc/rpm/macros ~/.rpmmacros
54# **NOTE: May be possible to (ab)use bits of debhelper
55
56# Build tree
57# default is /usr/src/debian/{BUILD,SOURCES,SPECS,DEBS,SDEBS}
58
59# Globals
60my $finalmessages = ''; # A place to stuff messages that I want printed at the *very* end of any processing.
61my $specfile;
62my $tarball;
63my $srcpkg;
64my $cmdbuildroot;
65my $tarballdir = '%{name}-%{version}'; # We do this in case of a spec file not using %setup...
66my %specglobals; # For %define's in specfile, among other things.
67
68$specglobals{'_vendor'} = 'debbuild';
69$specglobals{'vendor'} = 'debbuild';
70
71# Initialized globals
72my $verbosity = 0;
73my $NoAutoReq = 0;
74my %cmdopts = (type => '',
75 stage => 'a',
76 short => 'n'
77 );
78my $topdir = "/usr/src/debian";
79#my $specglobals{buildroot} = "%{_tmppath}/%{name}-%{version}-%{release}.root".int(rand(99998)+1);
80$specglobals{buildroot} = '%{_topdir}/BUILDROOT/%{name}-%{version}-%{release}';
81
82# "Constants"
83my %targets = ('p' => 'Prep',
84 'c' => 'Compile',
85 'i' => 'Install',
86 'l' => 'Verify %files',
87 'a' => 'Build binary and source',
88 'b' => 'Build binary',
89 's' => 'Build source'
90 );
91# Ah, the joys of multiple architectures. :( Feh.
92# As copied from rpm
93my %optflags = ( 'i386' => '-O2 -g -march=i386 -mcpu=i686',
94 'amd64' => '-O2 -g'
95 );
96my $hostarch; # we set this later...
97my $scriptletbase =
98q(#!/bin/bash
99
100 RPM_SOURCE_DIR="%{_topdir}/SOURCES"
101 RPM_BUILD_DIR="%{_topdir}/BUILD"
102 RPM_OPT_FLAGS="%{optflags}"
103 RPM_ARCH="%{_arch}"
104 RPM_OS="linux"
105 export RPM_SOURCE_DIR RPM_BUILD_DIR RPM_OPT_FLAGS RPM_ARCH RPM_OS
106 RPM_DOC_DIR="/usr/share/doc"
107 export RPM_DOC_DIR
108 RPM_PACKAGE_NAME="%{name}"
109 RPM_PACKAGE_VERSION="%{version}"
110 RPM_PACKAGE_RELEASE="%{release}"
111 export RPM_PACKAGE_NAME RPM_PACKAGE_VERSION RPM_PACKAGE_RELEASE
112 RPM_BUILD_ROOT="%{buildroot}"
113 export RPM_BUILD_ROOT
114);
115foreach (`dpkg-architecture`) {
116 s/=(.+)/="$1"/;
117 $scriptletbase .= " $_";
118 ($hostarch) = (/^DEB_HOST_ARCH="(.+)"$/) if /DEB_HOST_ARCH=/;
119}
120$scriptletbase .=
121q(
122 set -x
123 umask 022
124 cd %{_topdir}/BUILD
125);
126
127# Hackery to try to bring some semblance of sanity to packages built for more
128# than one Debian version at the same time. Whee.
129# /etc/debian-version and/or version of base-files package
130my %distmap = (
131 "3.1.9ubuntu7.1" => "dapper",
132 "4ubuntu2" => "feisty",
133 "3.0" => "woody",
134 "3.1" => "sarge",
135 "4" => "etch",
136 "5" => "lenny",
137 "6.0" => "squeeze",
138 "7.0" => "wheezy", #maybe?
139 "99" => "sid");
140# Enh. There doesn't seem to be any better way to do this... :(
141{
142# could theoretically also do something with this... it's about as stable as "dpkg-query ..." below... :(
143# my $releasever = qx { cat /etc/debian_version };
144# chomp $releasever;
145 my $basever;
146
147 if ( ! -e '/usr/bin/dpkg-query' ) {
148 # call it woody, since sarge and newer have dpkg-query, and we don't much care about obsolete^n releases
149 $basever = "3.0";
150 } else {
151
152# *eyeroll* there *really* has to be a better way to go about this. You
153# can't sanely build packages for multiple distro targets if you can't
154# programmatically figure out which one you're building on.
155
156# note that we care only about major release numbers; tracking minor or point
157# releases would be... exponentially more painful.
158
159 # for the lazy copy-paster: dpkg-query --showformat '${version}\n' -W base-files
160 # avoid shellisms
161 if (open BASEGETTER, "-|", "dpkg-query", "--showformat", '${version}', "-W", "base-files") {
162 $basever = <BASEGETTER>;
163 close BASEGETTER;
164
165 ($basever) = ($basever =~ /^(\d(?:\.\d)?)/);
166 }
167
168 } # got dpkg-query?
169
170 $specglobals{"debdist"} = $distmap{$basever};
171 $specglobals{"debver"} = $basever; # this may have trouble with Ubuntu versions?
172
173} # done trying to set debian dist/version
174
175# Package data
176# This is the form of $pkgdata{pkgname}{meta}
177# meta includes Summary, Name, Version, Release, Group, Copyright,
178# Source, URL, Packager, BuildRoot, Description, BuildRequires,
179# Requires, Provides
180# 10/31/2005 Maybe this should be flatter? -kgd
181my %pkgdata = (main => {source => ''});
182my @pkglist = ('main'); #sigh
183# Files listing. Embedding this in %pkgdata would be, um, messy.
184my %filelist;
185my %doclist;
186my $buildreq = '';
187
188# Scriptlets
189my $prepscript = '';
190my $buildscript = '';
191# %install doesn't need the full treatment from %clean; just an empty place to install to.
192# NB - rpm doesn't do this; is it really necessary?
193my $installscript = '[ "$RPM_BUILD_ROOT" != "/" ] && rm -rf $RPM_BUILD_ROOT'."\n";
194my $cleanscript = '';
195
196# Snag some environment data
197my $tmpdir;
198if (defined $ENV{TMP} && $ENV{TMP} =~ /^(\/var)?\/tmp$/) {
199 $tmpdir = $ENV{TMP};
200} else {
201 $tmpdir = "/var/tmp";
202}
203
204##main
205
206load_userconfig();
207parse_cmd();
208
209if ($cmdopts{install}) {
210 install_sdeb();
211 exit 0;
212}
213
214# output stage of --showpkgs
215if ($cmdopts{type} eq 'd') {
216 parse_spec();
217 foreach my $pkg (@pkglist) {
218 $pkgdata{$pkg}{name} =~ tr/_/-/;
219
220 my $pkgfullname = "$pkgdata{$pkg}{name}_".
221 (defined($pkgdata{main}{epoch}) ? "$pkgdata{main}{epoch}:" : '').
222 "$pkgdata{$pkg}{version}-$pkgdata{main}{release}_$pkgdata{$pkg}{arch}.deb";
223
224 print "$pkgfullname\n" if $filelist{$pkg};
225
226 }
227 # Source package
228 print "$pkgdata{main}{name}-".
229 (defined($pkgdata{main}{epoch}) ? "$pkgdata{main}{epoch}:" : '').
230 "$pkgdata{main}{version}-$pkgdata{main}{release}.sdeb\n";
231 exit 0;
232}
233
234# Stick --rebuild handling in here - basically install_sdeb()
235# followed by tweaking options to run with -ba
236if ($cmdopts{type} eq 's') {
237 if ($srcpkg =~ /\.src\.rpm$/) {
238 my @srclist = qx { rpm -qlp $srcpkg };
239 foreach (@srclist) {
240 chomp;
241 $specfile = "$topdir/SPECS/$_" if /\.spec$/;
242 }
243 qx { rpm -i $srcpkg };
244 } else {
245 install_sdeb();
246 my @srclist = qx { pax < $srcpkg };
247 foreach (@srclist) {
248 chomp;
249 $specfile = "$topdir/$_" if /SPECS/;
250 }
251 }
252 $cmdopts{type} = 'b';
253 $cmdopts{stage} = 'a';
254}
255
256if ($cmdopts{type} eq 'b') {
257 # Need to read the spec file to find the tarball. Note that
258 # this also generates most of the shell script required.
259 parse_spec();
260 die "Can't build $pkgdata{main}{name}: build requirements not met.\n"
261 if !checkbuildreq();
262}
263
264if ($cmdopts{type} eq 't') {
265 # Need to unpack the tarball to find the spec file. Sort of the inverse of -b above.
266 # zcat $tarball |tar -t |grep .spec
267 # collect some info about the tarball
268 $specfile = "$topdir/BUILD/". qx { zcat $tarball |tar -t |grep -e '[\.]spec\$' };
269 chomp $specfile;
270 my ($fileonly, $dirname) = ($tarball =~ /(([a-zA-Z0-9._-]+)\.tar\.(?:gz|bz2|xz))$/);
271
272 $tarball = abs_path($tarball);
273##fixme: use macro expansions for the executables
274 my $unpackcmd = "cd $topdir/BUILD; ".
275 ( $tarball =~ /\.tar\.gz$/ ? "/bin/gzip" : "" ).
276 ( $tarball =~ /\.tar\.bz2$/ ? "/bin/bzip2" : "" ).
277 ( $tarball =~ /\.tar\.(?:gz|Z)$/ ? "/usr/bin/xz" : "" ).
278 " -dc $tarball |/bin/tar -xf -";
279
280 system "$unpackcmd";
281 system "cp $tarball $topdir/SOURCES/$fileonly";
282 system "cp $specfile $topdir/SPECS/";
283 parse_spec();
284 die "Can't build $pkgdata{main}{name}: build requirements not met.\n"
285 if !checkbuildreq();
286}
287
288# -> srcpkg if -.s
289if ($cmdopts{stage} eq 's') {
290 srcpackage();
291 print $finalmessages;
292 exit 0;
293}
294
295# Hokay. Need to:
296# -> prep if -.p OR (-.[cilabs] AND !--short-circuit)
297if ($cmdopts{stage} eq 'p' || ($cmdopts{stage} =~ /[cilabs]/ && $cmdopts{short} ne 'y')) {
298 prep();
299}
300# -> build if -.c OR (-.[ilabs] AND !--short-circuit)
301if ($cmdopts{stage} eq 'c' || ($cmdopts{stage} =~ /[ilabs]/ && $cmdopts{short} ne 'y')) {
302 build();
303}
304# -> install if -.[ilabs]
305#if ($cmdopts{stage} eq 'i' || ($cmdopts{stage} =~ /[labs]/ && $cmdopts{short} ne 'y')) {
306if ($cmdopts{stage} =~ /[ilabs]/) {
307 install();
308#foreach my $pkg (@pkglist) {
309# print "files in $pkg:\n ".$filelist{$pkg}."\n";
310#}
311
312}
313# -> binpkg and srcpkg if -.a
314if ($cmdopts{stage} eq 'a') {
315 binpackage();
316 srcpackage();
317 clean();
318}
319# -> binpkg if -.b
320if ($cmdopts{stage} eq 'b') {
321 binpackage();
322 clean();
323}
324
325# Spit out any closing remarks
326print $finalmessages;
327
328# Just in case.
329exit 0;
330
331
332## load_userconfig()
333# Loads user configuration (if any)
334# Currently only handles .debmacros
335# Needs to handle "other files"
336sub load_userconfig {
337 my $homedir = (getpwuid($<))[7];
338 if (-e "$homedir/.debmacros") {
339 open USERMACROS,"<$homedir/.debmacros";
340 while (<USERMACROS>) {
341 # And we also only handle a few macros at the moment.
342 if (/^\%_topdir/) {
343 my (undef,$tmp) = split /\s+/, $_;
344 $topdir = $tmp;
345 }
346 next if /^\%_/;
347 # Allow arbitrary definitions. Note that we're only doing simple defs here for now.
348 if (/^\%([a-z0-9]+)\s+(.+)$/) {
349 $specglobals{$1} = $2;
350 }
351 }
352 }
353} # end load_userconfig()
354
355
356## parse_cmd()
357# Parses command line into global hash %cmdopts, other globals
358# Options based on rpmbuild's options
359sub parse_cmd {
360 # Don't feel like coding my own option parser...
361 #use Getopt::Long;
362 # ... but I may have to: (OTOH, rpm uses popt, so maybe we can too.)
363 #use Getopt::Popt qw(:all);
364 # Or not. >:( Stupid Debian lack of findable Perl module names in packages.
365
366 # ... also note, single-character options are mostly not flags, so they can't be
367 # sanely combined the way most other programs' single-character flag options can.
368
369 # Stuff it.
370 my $prevopt = '';
371 foreach (@ARGV) {
372 chomp;
373
374 # Is it an option?
375 if (/^-/) {
376
377 # Is it a long option?
378 if (/^--/) {
379 if (/^--short-circuit/) {
380 $cmdopts{short} = 'y';
381 } elsif (/^--rebuild/) {
382 $cmdopts{type} = 's';
383 } elsif (/^--showpkgs/) {
384 $cmdopts{type} = 'd'; # d for 'diagnostic' or 'debug' or 'dump'
385 } elsif (/^--help/) {
386 print "debbuild v$version".q{
387Copyright 2005-2012 Kris Deugau <kdeugau@deepnet.cx>
388
389Build .deb packages from RPM-style .spec files
390debbuild supports most package-building options rpmbuild does.
391
392Build options with [ <specfile> | <tarball> | <source package> ]:
393 -bp build through %prep (unpack sources and apply patches) from <specfile>
394 -bc build through %build (%prep, then compile) from <specfile>
395 -bi build through %install (%prep, %build, then install) from <specfile>
396 -bl verify %files section from <specfile>
397 -ba build source and binary packages from <specfile>
398 -bb build binary package only from <specfile>
399 -bs build source package only from <specfile>
400 -tp build through %prep (unpack sources and apply patches) from <tarball>
401 -tc build through %build (%prep, then compile) from <tarball>
402 -ti build through %install (%prep, %build, then install) from <tarball>
403 -ta build source and binary packages from <tarball>
404 -tb build binary package only from <tarball>
405 -ts build source package only from <tarball>
406 --rebuild build binary package from <source package>
407 --buildroot=DIRECTORY override build root
408 --short-circuit skip straight to specified stage (only for c,i)
409
410Common options:
411 -D, --define='MACRO EXPR' define MACRO with value EXPR
412
413debbuild-specific options:
414 -i Unpack a .sdeb in the %_topdir tree
415 --showpkgs Show package names that would be built. Only works with .spec files.
416
417};
418 exit;
419
420 } elsif (/^--define/) {
421 # nothing to do? Can't see anything needed, we handle the actual definition later.
422##fixme
423# add --self-package here
424# deps build-essential pax fakeroot
425 } else {
426 print "Long option $_ not handled\n";
427 }
428 } else {
429 # Not a long option
430 if (/^-[bt]/) {
431 if ($cmdopts{stage} eq 's') {
432 # Mutually exclusive options.
433 die "Can't use $_ with --rebuild\n";
434 } else {
435 # Capture the type (from "bare" files or tarball) and the stage (prep, build, etc)
436 ($cmdopts{stage}) = (/^-[bt]([pcilabs])/);
437 ($cmdopts{type}) = (/^-([bt])[pcilabs]/);
438 }
439 } elsif (/^-v/) {
440 # bump verbosity. Not sure what I'll actually do here...
441 } elsif (/^-i/) {
442 $cmdopts{install} = 1;
443 $prevopt = '-i';
444 } elsif (/^-D/) {
445 # --define. nothing to do on this round; actual work is done next time.
446 } else {
447 die "Bad option $_\n";
448 }
449 }
450
451 } else { # Not an option argument
452
453 # --buildroot is the only option that takes an argument
454 # Therefore, any *other* bare arguments are the spec file,
455 # tarball, or source package we're operating on - depending
456 # on which one we meet.
457 if ($prevopt eq '--buildroot') {
458 $cmdbuildroot = $_;
459 } elsif ($prevopt eq '--define' || $prevopt eq '-D') {
460 my ($macro,$value) = (/([a-z0-9_.-]+)(?:\s+(.+))?/i);
461 if ($value ne '') {
462 $specglobals{$macro} = $value;
463 } else {
464 warn "WARNING: missing value for macro $macro in --define! Ignoring.\n";
465 }
466 } elsif ($prevopt eq '-i') {
467 $srcpkg = $_;
468 } else {
469 if ($cmdopts{type} eq 's') {
470 # Source package
471 if (!/(sdeb|\.src\.rpm)$/) {
472 die "Can't --rebuild with $_\n";
473 }
474 $srcpkg = $_;
475 } elsif ($cmdopts{type} eq 'b' || $cmdopts{type} eq 'd') {
476 # Spec file
477 $specfile = $_;
478 } else {
479 # Tarball build. Need to extract tarball to find spec file. Whee.
480 $tarball = $_;
481 }
482 }
483 }
484 $prevopt = $_;
485 } # foreach @ARGV
486
487 # Some cross-checks. rpmbuild limits --short-circuit to just
488 # the "compile" and "install" targets - with good reason IMO.
489 # Note that --short-circuit with -.p is not really an error, just redundant.
490 # NB - this is NOT fatal, just ignored!
491 if ($cmdopts{short} eq 'y' && $cmdopts{stage} =~ /[labs]/) {
492 warn "Can't use --short-circuit for $targets{$cmdopts{stage}} stage. Ignoring.\n";
493 $cmdopts{short} = 'n';
494 }
495
496 # Valid options, with example arguments (if any):
497# Build from .spec file; mutually exclusive:
498 # -bp
499 # -bc
500 # -bi
501 # -bl
502 # -ba
503 # -bb
504 # -bs
505# Build from tarball; mutually exclusive:
506 # -tp
507 # -tc
508 # -ti
509 # -ta
510 # -tb
511 # -ts
512# Build from .src.(deb|rpm)
513 # --rebuild
514 # --recompile
515
516# General options
517 # --buildroot=DIRECTORY
518 # --clean
519 # --nobuild
520 # --nodeps
521 # --nodirtokens
522 # --rmsource
523 # --rmspec
524 # --short-circuit
525 # --target=CPU-VENDOR-OS
526
527 #my $popt = new Getopt::Popt(argv => \@ARGV, options => \@optionsTable);
528
529} # end parse_cmd()
530
531
532## parse_spec()
533# Parse the .spec file.
534sub parse_spec {
535 die "No .spec file specified! Exiting.\n" if !$specfile;
536 open SPECFILE,"<$specfile" or die "specfile ($specfile) barfed: $!";
537
538 my $iflevel = 0;
539 my $buildarch = $hostarch;
540 $pkgdata{main}{arch} = $hostarch;
541
542 my $stage = 'preamble';
543 my $subname = 'main';
544 my $scriptlet;
545
546# Basic algorithm:
547# For each line
548# if it's a member of an %if construct, branch and see which segment of the
549# spec file we need to parse and which one gets discarded, then
550# short-circuit back to the top of the loop.
551# if it's a %section, bump the stage. Preparse addons to the %section line
552# (eg subpackage) and stuff them in suitable loop-global variables, then
553# short-circuit back to the top of the loop.
554# Otherwise, parse the line according to which section we're supposedly
555# parsing right now
556
557LINE: while (<SPECFILE>) {
558 next if /^#/ && $stage eq 'preamble'; # Ignore comments...
559 next if /^\s*$/ && $stage eq 'preamble'; # ... and blank lines.
560
561# no sense in continuing if we find something we don't grok
562 # Yes, this is really horribly fugly. But it's a cheap crosscheck against invalid
563 # %-tags which also make rpmbuild barf. In theory.
564# notes: some of these are not *entirely* case-sensitive (%ifxxx), but most are.
565 # Extracted from the Maximum RPM online doc via:
566 # grep -h %[a-z] *|perl -e 'while (<>) { /\%([a-z0-9]+)\b/; print "$1|\n"; }'|sort -u
567 if (/^%[a-z]/ &&
568 $_ !~ /^%(?:attr|build|changelog|check|clean|config|configure|defattr|define|description|
569 dir|doc|docdir|else|endif|files|ghost|if|ifarch|ifn|ifnarch|ifnos|ifnxxx|fos|ifxxx|
570 install|makeinstall|package|patch\d+|post|postun|pre|prep|preun|readme|setup|
571 triggerin|triggerpostun|triggerun|verify|verifyscript)\b/x
572 ) {
573 my ($badtag) = (/^%([a-z]+)/i);
574 die "Unknown tag \%$badtag at line $. of $specfile\n";
575 }
576
577# preprocess %define's
578 if (my ($key, $def) = (/^\%define\s+([^\s]+)\s+(.+)$/) ) {
579 $specglobals{$key} = expandmacros($def,'g');
580 }
581
582 if (/^\%if/) {
583 s/^\%if//;
584 chomp;
585 my $expr = expandmacros($_, 'g');
586 $iflevel++;
587
588 if ($expr !~ /^\s*\d+\s*$/) {
589 # gots a logic statement we want to turn into a 1 or a 0. most likely by eval'ing it.
590
591 $expr =~ s/\s+//g;
592
593# For Great w00tness! New and Improved multilayered logic handling.
594
595 my @bits = split /\b/, $expr;
596 $expr = '';
597 foreach my $bit (@bits) {
598 next if $bit eq '"';
599 $bit =~ s/"//g;
600 $expr .= qq("$bit") if $bit =~ /^\w+$/;
601 $expr .= $bit if $bit !~ /^\w+$/;
602 }
603
604 # Done in this order so we don't cascade incorrectly. Yes, those spaces ARE correct in the replacements!
605 $expr =~ s/==/ eq /g;
606 $expr =~ s/!=/ ne /g;
607 $expr =~ s/<=>/ cmp /g;
608 $expr =~ s/<=/ le /g;
609 $expr =~ s/>=/ ge /g;
610 $expr =~ s/</ lt /g;
611 $expr =~ s/>/ gt /g;
612
613 # Turn it into something that eval's to a number. Maybe not needed? O_o
614 #$expr = "( $expr ? 1 : 0 )";
615
616 $expr = eval $expr;
617 }
618
619 next LINE if $expr != 0; # This appears to be the only case we call false.
620 while (<SPECFILE>) {
621 if (/^\%endif/) {
622 $iflevel--;
623 next LINE;
624 } elsif (/^\%else/) {
625 next LINE;
626 }
627 }
628 }
629 if (/^\%else/) {
630 while (<SPECFILE>) {
631 if (/^\%endif/) {
632 $iflevel--;
633 next LINE;
634 }
635 }
636 }
637 if (/^\%endif/) {
638 $iflevel--;
639 next LINE;
640 } # %if/%else/%endif
641
642 if (/^\%{echo:(.+)}/) {
643 my $output = expandmacros($1, 'gp');
644 print "$output";
645 }
646
647# now we pick out the sections and set "state" to parse that section. Fugly but I can't see a better way. >:(
648
649 if (/^\%description(?:\s+(?:-n\s+)?(.+))?/) {
650 $stage = 'desc';
651 $subname = "main";
652 if ($1) { # Magic to add entries to the right package
653 my $tmp = expandmacros("$1", 'gp');
654 if (/-n/) { $subname = $tmp; } else { $subname = "$pkgdata{main}{name}-$tmp"; }
655 }
656 next LINE;
657 } # %description
658
659 if (/^\%package\s+(?:-n\s+)?(.+)/) {
660 $stage = 'package';
661 if ($1) { # Magic to add entries to the right package
662 my $tmp = expandmacros("$1", 'gp');
663 if (/-n/) { $subname = $tmp; } else { $subname = "$pkgdata{main}{name}-$tmp"; }
664 }
665 push @pkglist, $subname;
666 $pkgdata{$subname}{name} = $subname;
667 $pkgdata{$subname}{version} = $pkgdata{main}{version};
668 # Build "same arch as previous package found" by default. Where rpm just picks the
669 # *very* last one, we want to allow arch<native>+arch-all
670 # (eg, Apache is i386, but apache-manual is all)
671 $pkgdata{$subname}{arch} = $buildarch; # Since it's likely subpackages will NOT have a BuildArch line...
672 next LINE;
673 } # %package
674
675 if (/^\%prep/) {
676 $stage = 'prep';
677 # Replace some core macros
678 $pkgdata{main}{source} = expandmacros($pkgdata{main}{source},'gp');
679 next LINE;
680 } # %prep
681
682 if (/^\%build/) {
683 $stage = 'build';
684 $buildscript .= "cd $tarballdir\n";
685 next LINE;
686 } # %build
687
688 if (/^\%install/) {
689 $stage = 'install';
690 $installscript .= "cd $tarballdir\n";
691 next LINE;
692 } # %install
693
694 if (/^\%clean/) {
695 $stage = 'clean';
696 $cleanscript .= "cd $tarballdir\n";
697 next LINE;
698 } # %clean
699
700 if (/^\%(pre|post|preun|postun)\b(?:\s+(?:-n\s+)?(.+))?/i) {
701 $stage = 'prepost';
702 $scriptlet = lc $1;
703 $subname = 'main';
704 if ($2) { # Magic to add entries to the right package
705 my $tmp = expandmacros("$2", 'g');
706 if (/-n/) { $subname = $tmp; } else { $subname = "$pkgdata{main}{name}-$tmp"; }
707 }
708 next LINE;
709 } # %pre/%post/%preun/%postun
710
711 if (/^\%files(?:\s+(?:-n\s+)?(.+))?/) {
712 $stage = 'files';
713 $subname = 'main';
714 if ($1) { # Magic to add entries to the right list of files
715 my $tmp = expandmacros("$1", 'gp');
716 if (/-n/) { $subname = $tmp; } else { $subname = "$pkgdata{main}{name}-$tmp"; }
717 }
718 next LINE;
719 } # %files
720
721 if (/^\%changelog/) {
722 $stage = 'changelog';
723 $pkgdata{main}{changelog} = '';
724 next LINE;
725 }
726
727# now we handle individual lines from the various sections
728
729 if ($stage eq 'desc') {
730 next LINE if /^\s*#/;
731 $pkgdata{$subname}{desc} .= " $_";
732 } # description
733
734 if ($stage eq 'package') {
735 # gotta expand %defines here. Whee.
736# Note that we look for the Debian-specific Recommends, Suggests, and Replaces,
737# although they will have to be wrapped in '%if %{_vendor} == "debbuild"' for
738# an rpmbuild-compatible .spec file
739# NB: NOT going to support Pre-Depends, since it's a "Don't Use" (mis)feature, and
740# RPM's support for a similar tag (PreReq) has been recently dropped.
741 if (my ($dname,$dvalue) = (/^(Recommends|Suggests|Enhances|Replaces|Summary|Group|Version|Requires|Conflicts|Provides|BuildArch(?:itecture)?):\s+(.+)$/i)) {
742 $dname =~ tr/[A-Z]/[a-z]/;
743 if ($dname =~ /^BuildArch/i) {
744 $dvalue =~ s/^noarch/all/ig;
745 $buildarch = $dvalue; # Emulate rpm's behaviour to a degree
746 $dname = 'arch';
747 }
748 if ($dname =~ /recommends|suggests|enhances|replaces|requires|conflicts|provides/) {
749 $pkgdata{$subname}{$dname} .= ", ".expandmacros($dvalue, 'gp');
750 } else {
751 $pkgdata{$subname}{$dname} = expandmacros($dvalue, 'gp');
752 }
753 }
754 } # package
755
756 if ($stage eq 'prep') {
757 # Actual handling for %prep section. May have %setup macro; may
758 # include %patch tags, may be just a bare shell script.
759 if (/^\%setup/) {
760 # Parse out the %setup macro. Note that we aren't supporting
761 # many of RPM's %setup features.
762 $prepscript .= "cd $topdir/BUILD\n";
763 if ( /\s+-n\s+([^\s]+)\s+/ ) {
764 $tarballdir = $1;
765 }
766 $tarballdir = expandmacros($tarballdir,'gp');
767 $prepscript .= "rm -rf $tarballdir\n";
768 if (/\s+-c\s+/) {
769 $prepscript .= "mkdir $tarballdir\ncd $tarballdir\n";
770 }
771 $prepscript .=
772 ( $pkgdata{main}{source} =~ /\.tar\.gz$/ ? "/bin/gzip" : "" ).
773 ( $pkgdata{main}{source} =~ /\.tar\.bz2$/ ? "/bin/bzip2" : "" ).
774 ( $pkgdata{main}{source} =~ /\.tar\.xz$/ ? "/usr/bin/xz" : "" ).
775 " -dc $topdir/SOURCES/$pkgdata{main}{source} | /bin/tar -".
776 ( /\s+-q\s+/ ? '' : 'vv' )."xf -\n".
777 qq(STATUS=\$?\nif [ \$STATUS -ne 0 ]; then\n exit \$STATUS\nfi\n).
778 "cd $topdir/BUILD/$tarballdir\n".
779 qq([ `/usr/bin/id -u` = '0' ] && /bin/chown -Rhf root .\n).
780 qq([ `/usr/bin/id -u` = '0' ] && /bin/chgrp -Rhf root .\n).
781 qq(/bin/chmod -Rf a+rX,g-w,o-w .\n);
782 } elsif ( my ($patchnum,$patchopts) = (/^\%patch([^\s]+)(\s+.+)?$/) ) {
783 chomp $patchnum;
784 $prepscript .= qq(echo "Patch #$patchnum ($pkgdata{main}{"patch$patchnum"}):"\n);
785 # If there are options passed, use'em.
786 # Otherwise, catch a bare %patch and ASS-U-ME it's '-p0'-able.
787 # Will break on options that don't provide -pnn, but what the hell.
788 # Need to decompress .bz2 and .gz patches on the fly. Not sure why one
789 # would ever have such things, but there they are... and rpmbuild supports 'em
790 # patch originally suggested by Lucian Cristian for .bz2
791 # reworked and expanded to support .Z/.gz/.xz as well
792 if ( $pkgdata{main}{"patch$patchnum"} =~ /\.(?:Z|gz|bz2|xz)$/ ) {
793 my $decompressor;
794 $decompressor = 'gzip' if $pkgdata{main}{"patch$patchnum"} =~ /\.(?:Z|gz)$/;
795 $decompressor = 'bzip2' if $pkgdata{main}{"patch$patchnum"} =~ /\.bz2$/;
796 $decompressor = 'xz' if $pkgdata{main}{"patch$patchnum"} =~ /\.xz$/;
797 $prepscript .= qq(/bin/$decompressor -d < $topdir/SOURCES/$pkgdata{main}{"patch$patchnum"} | patch );
798 $prepscript .= $patchopts if $patchopts;
799 $prepscript .= "-p0" if !$patchopts;
800 $prepscript .= qq( -s\nSTATUS=\$?\nif [ \$STATUS -ne 0 ]; then\n exit \$STATUS\nfi\n);
801 } else {
802 $prepscript .= "patch ";
803 $prepscript .= $patchopts if $patchopts;
804 $prepscript .= "-p0" if !$patchopts;
805 $prepscript .= " -s <$topdir/SOURCES/".$pkgdata{main}{"patch$patchnum"}."\n";
806 }
807 } else {
808 $prepscript .= expandmacros($_,'gp');
809 }
810 next LINE;
811 } # prep
812
813 if ($stage eq 'build') {
814 # %build. This is pretty much just a shell script. There
815 # aren't many local macros to deal with.
816 if (/^\%configure/) {
817 $buildscript .= expandmacros($_,'cgbp');
818 } elsif (/^\%\{__make\}/) {
819 $buildscript .= expandmacros($_,'mgbp');
820 } else {
821 $buildscript .= expandmacros($_,'gp');
822 }
823 next LINE;
824 } # build
825
826 if ($stage eq 'install') {
827 if (/^\%makeinstall/) {
828 $installscript .= expandmacros($_,'igbp');
829 } else {
830 $installscript .= expandmacros($_,'gp');
831 }
832 next LINE;
833 } # install
834
835 if ($stage eq 'clean') {
836 $cleanscript .= expandmacros($_,'gp');
837 next LINE;
838 } # clean
839
840 if ($stage eq 'prepost') {
841 $pkgdata{$subname}{$scriptlet} .= expandmacros($_,'gp');
842 next LINE;
843 } # prepost
844
845 if ($stage eq 'files') {
846 # need to deal with these someday
847 next LINE if /^\%dir/;
848 next LINE if /^\%defattr/;
849 next LINE if /^\%verify/;
850 # dunno what to do with this; not sure if there's space in Debian's package structure for it.
851 next LINE if /^\%ghost/;
852 # Debian dpkg doesn't speak "%docdir". Meh.
853 next LINE if /^\%docdir/;
854# my $singleton = 0; # don't recall what this was for
855 next LINE if /^\s*#/;
856 next LINE if /^\s*$/;
857
858# create and initialize flags
859 my ($perms, $owner, $group, $conf, $filesline);
860 $perms = $owner = $group = $conf = '-';
861
862 $filesline = $_;
863
864 # strip and flag %attr constructs
865 if ($filesline =~ /\%attr\b/) {
866 # Extract %attr...
867 my ($args) = (/(\%attr\s*\(\s*[\d-]+\s*,\s*["a-zA-Z0-9-]+\s*,\s*["a-zA-Z0-9-]+\s*\))/);
868 $args =~ s/\s+//g;
869 $args =~ s/"//g; # don't think quotes are ever necessary, but they're *allowed*
870 # ... and parse it ...
871 ($perms,$owner,$group) = ($args =~ /\(([\d-]+),([a-zA-Z0-9-]+),([a-zA-Z0-9-]+)/);
872 # ... and wipe it when we're done.
873 $filesline =~ s/\%attr\s*\(\s*[\d-]+\s*,\s*["a-zA-Z0-9-]+\s*,\s*["a-zA-Z0-9-]+\s*\)//;
874 }
875
876 # Conffiles. Note that Debian and RH have similar, but not
877 # *quite* identical ideas of what constitutes a conffile. Nrgh.
878 # Note that dpkg will always ask if you want to replace the file - noreplace
879 # is more or less permanently enabled.
880##fixme
881# also need to handle missingok (file that doesn't exist, but should be removed on uninstall)
882# hmm. not sure if such is **POSSIBLE** with Debian... maybe an addition to %post?
883 if ($filesline =~ /\%config\b(?:\s*\(\s*noreplace\s*\)\s*)?/) {
884 $pkgdata{$subname}{conffiles} = 1; # Flag it for later
885 $conf = 'y';
886 $filesline =~ s/\%config\b(?:\s*\(\s*noreplace\s*\)\s*)?//;
887 }
888
889 # %doc needs extra processing, because it can be a space-separated list, and may
890 # include both full and partial pathnames. The partial pathnames must be fiddled
891 # into place in the %install script, because Debian doesn't really have the concept
892 # of "documentation file" that rpm does. (Debian "documentation files" are files
893 # in /usr/share/doc/<packagename>.)
894##fixme: unhandled case: %doc %defattr. Eeep.
895# don't really know what to do with %defattr, generally. :(
896 if ($filesline =~ /\%doc\b/) {
897 $filesline =~ s/\s*\%doc\s+//;
898
899# this could probably go elsewhere.
900 my $pkgname = $pkgdata{$subname}{name};
901 $pkgname =~ tr/_/-/;
902
903 # have to extract the partial pathnames that %doc installs automagically
904 foreach (split /\s+/, $filesline) {
905 if (! (/^\%/ or m|^/|) ) {
906 $doclist{$subname} .= " $_";
907 my ($element) = m|([^/\s]+/?)$|;
908 $filesline =~ s|$_|\%{_docdir}/$pkgname/$element|;
909 }
910 }
911 } # $filesline =~ /\%doc\b/
912
913 $filesline =~ s/^\s*//; # Just In Case. For, uh, neatness.
914
915# due to Debian's total lack of real permissions-processing in its actual package
916# handling component (dpkg-deb), this can't really be done "properly". We'll have
917# to add chown/chmod commands to the postinst instead. Feh.
918 $pkgdata{$subname}{'post'} .= "chown $owner $filesline\n" if $owner ne '-';
919 $pkgdata{$subname}{'post'} .= "chgrp $group $filesline\n" if $group ne '-';
920 $pkgdata{$subname}{'post'} .= "chmod $perms $filesline\n" if $perms ne '-';
921
922##fixme
923# need hackery to assure only one filespec per %config. NB: "*" is one filespec. <g>
924 push @{$pkgdata{$subname}{conflist}}, $filesline if $conf ne '-';
925
926 # now that we've got the specials out of the way, we can add things to the appropriate list of files.
927 # ... and finally everything else
928 $filelist{$subname} .= " $filesline";
929
930 next LINE;
931 } # files
932
933 if ($stage eq 'changelog') {
934 # this is one of the few places we do NOT generally want to replace macros...
935 $pkgdata{main}{changelog} .= $_;
936 }
937
938 if ($stage eq 'preamble') {
939 if (/^summary:\s*(.+)/i) {
940 $pkgdata{main}{summary} = $1;
941 } elsif (/^name:\s*(.+)/i) {
942 $pkgdata{main}{name} = expandmacros($1,'g');
943 } elsif (/^epoch:\s*(.+)/i) {
944 $pkgdata{main}{epoch} = expandmacros($1,'g');
945 } elsif (/^version:\s*(.+)/i) {
946 $pkgdata{main}{version} = expandmacros($1,'g');
947 } elsif (/^release:\s*(.+)/i) {
948 $pkgdata{main}{release} = expandmacros($1,'g');
949 } elsif (/^group:\s*(.+)/i) {
950 $pkgdata{main}{group} = $1;
951 } elsif (/^copyright:\s*(.+)/i) {
952 $pkgdata{main}{copyright} = $1;
953 } elsif (/^url:\s*(.+)/i) {
954 $pkgdata{main}{url} = $1;
955 } elsif (/^packager:\s*(.+)/i) {
956 $pkgdata{main}{packager} = $1;
957 } elsif (/^buildroot:\s*(.+)/i) {
958 $specglobals{buildroot} = $1;
959 } elsif (/^source0?:\s*(.+)/i) {
960 $pkgdata{main}{source} = $1;
961 # Do this here since we don't use any URL forms elsewhere (maybe some other time)
962 $pkgdata{main}{source} =~ s|^.+/([^/]+)$|$1|;
963 # .tar, .tar.gz, .tar.bz2, .tgz, .xz
964 die "Unknown tarball format $1\n" if $1 !~ /\.(?:tar(?:\.(?:gz|bz2|xz))?|tgz)$/;
965 } elsif (my ($srcnum, $src) = (/^source([0-9]+):\s*(.+)/i)) {
966 $pkgdata{sources}{$srcnum} = $src;
967 # Do this here since we don't use any URL forms elsewhere (maybe some other time)
968 $pkgdata{sources}{$srcnum} =~ s|^.+/([^/]+)$|$1|;
969 } elsif (/^patch([^:]+):\s*(.+)$/i) {
970 my $patchname = "patch$1";
971 $pkgdata{main}{$patchname} = $2;
972 if ($pkgdata{main}{$patchname} =~ /\//) {
973 # URL-style patch. Rare but not unheard-of.
974 my @patchbits = split '/', $pkgdata{main}{$patchname};
975 $pkgdata{main}{$patchname} = $patchbits[$#patchbits];
976 }
977 chomp $pkgdata{main}{$patchname};
978 } elsif (/^buildarch(?:itecture)?:\s*(.+)/i) {
979 $pkgdata{main}{arch} = $1;
980 $pkgdata{main}{arch} =~ s/^noarch$/all/;
981 $buildarch = $pkgdata{main}{arch};
982 } elsif (/^buildrequires:\s*(.+)/i) {
983 $buildreq .= ", $1";
984 } elsif (/^requires:\s*(.+)/i) {
985 $pkgdata{main}{requires} .= ", ".expandmacros("$1", 'gp');
986 } elsif (/^provides:\s*(.+)/i) {
987 $pkgdata{main}{provides} .= ", $1";
988 } elsif (/^conflicts:\s*(.+)/i) {
989 $pkgdata{main}{conflicts} .= ", $1";
990 } elsif (/^recommends:\s*(.+)/i) {
991 $pkgdata{main}{recommends} .= ", $1";
992 warn "Warning: Debian-specific 'Recommends:' outside \%if wrapper\n" if $iflevel == 0;
993 } elsif (/^suggests:\s*(.+)/i) {
994 $pkgdata{main}{suggests} .= ", $1";
995 warn "Warning: Debian-specific 'Suggests:' outside \%if wrapper\n" if $iflevel == 0;
996 } elsif (/^enhances:\s*(.+)/i) {
997 $pkgdata{main}{enhances} .= ", $1";
998 warn "Warning: Debian-specific 'Enhances:' outside \%if wrapper\n" if $iflevel == 0;
999 } elsif (/^replaces:\s*(.+)/i) {
1000 $pkgdata{main}{replaces} .= ", $1";
1001 warn "Warning: Debian-specific 'Replaces:' outside \%if wrapper\n" if $iflevel == 0;
1002 } elsif (/^autoreq(?:prov)?:\s*(.+)/i) {
1003 # we don't handle auto-provides (yet)
1004 $NoAutoReq = 1 if $1 =~ /(?:no|0)/i;
1005 }
1006 next LINE;
1007 } # preamble
1008
1009 } # while <SPEC>
1010
1011 # Parse and replace some more macros. More will be replaced even later.
1012
1013 # Expand macros as necessary.
1014 $scriptletbase = expandmacros($scriptletbase,'gp');
1015
1016 $cleanscript = expandmacros($cleanscript,'gp');
1017
1018 $specglobals{buildroot} = $cmdbuildroot if $cmdbuildroot;
1019 $specglobals{buildroot} = expandmacros($specglobals{buildroot},'gp');
1020
1021 close SPECFILE;
1022} # end parse_spec()
1023
1024
1025## prep()
1026# Writes and executes the %prep script (mostly) built while reading the spec file.
1027sub prep {
1028 # Replace some things here just to make sure.
1029 $prepscript = expandmacros($prepscript,'gp');
1030
1031 # create script filename
1032 my $prepscriptfile = "$tmpdir/deb-tmp.prep.".int(rand(99998)+1);
1033 sysopen(PREPSCRIPT, $prepscriptfile, O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW)
1034 or die "Can't open/create prep script file $prepscriptfile: $!\n";
1035 print PREPSCRIPT $scriptletbase;
1036 print PREPSCRIPT $prepscript;
1037 close PREPSCRIPT;
1038
1039 # execute
1040 print "Calling \%prep script $prepscriptfile...\n";
1041 system("/bin/sh -e $prepscriptfile") == 0
1042 or die "Can't exec: $!\n";
1043
1044 # and clean up
1045 unlink $prepscriptfile;
1046} # end prep()
1047
1048
1049## build()
1050# Writes and executes the %build script (mostly) built while reading the spec file.
1051sub build {
1052 # Expand the macros
1053 $buildscript = expandmacros($buildscript,'cgbp');
1054
1055 # create script filename
1056 my $buildscriptfile = "$tmpdir/deb-tmp.build.".int(rand(99998)+1);
1057 sysopen(BUILDSCRIPT, $buildscriptfile, O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW)
1058 or die "Can't open/create build script file $buildscriptfile: $!\n";
1059 print BUILDSCRIPT $scriptletbase;
1060 print BUILDSCRIPT $buildscript;
1061 close BUILDSCRIPT;
1062
1063 # execute
1064 print "Calling \%build script $buildscriptfile...\n";
1065 system("/bin/sh -e $buildscriptfile") == 0
1066 or die "Can't exec: $!\n";
1067
1068 # and clean up
1069 unlink $buildscriptfile;
1070} # end build()
1071
1072
1073## install()
1074# Writes and executes the %install script (mostly) built while reading the spec file.
1075sub install {
1076
1077 # munge %doc entries into place
1078 # rpm handles this with a separate executed %doc script, we're not going to bother.
1079 foreach my $docpkg (keys %doclist) {
1080 my $pkgname = $pkgdata{$docpkg}{name};
1081 $pkgname =~ s/_/-/g;
1082
1083 $installscript .= "DOCDIR=\$RPM_BUILD_ROOT\%{_docdir}/$pkgname\nexport DOCDIR\n";
1084 $installscript .= "mkdir -p \$DOCDIR\n";
1085 $doclist{$docpkg} =~ s/^\s*//;
1086 foreach (split(' ',$doclist{$docpkg})) {
1087 $installscript .= "cp -pr $_ \$DOCDIR/\n";
1088 }
1089 }
1090
1091 # Expand the macros
1092 $installscript = expandmacros($installscript,'igbp');
1093
1094 # create script filename
1095 my $installscriptfile = "$tmpdir/deb-tmp.inst.".int(rand(99998)+1);
1096 sysopen(INSTSCRIPT, $installscriptfile, O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW)
1097 or die "Can't open/create install script file $installscriptfile: $!\n";
1098 print INSTSCRIPT $scriptletbase;
1099 print INSTSCRIPT $installscript;
1100 close INSTSCRIPT;
1101
1102 # execute
1103 print "Calling \%install script $installscriptfile...\n";
1104 system("/bin/sh -e $installscriptfile") == 0
1105 or die "Can't exec: $!\n";
1106
1107 # and clean up
1108 unlink $installscriptfile;
1109
1110 # final bit: compress manpages if present
1111 # done here cuz I don't grok shell well
1112 # should probably error-check all kinds of things. <g>
1113 if (opendir MANROOT, "$specglobals{buildroot}/usr/share/man") {
1114 my @mansects = readdir MANROOT;
1115 closedir MANROOT;
1116 foreach my $mandir (@mansects) {
1117 next if $mandir !~ /^man/;
1118 opendir MANPAGES, "$specglobals{buildroot}/usr/share/man/$mandir";
1119 my @pagelist = readdir MANPAGES;
1120 closedir MANPAGES; # Slightly safer to to this; no accidental recursion. O_o
1121 foreach my $manpage (@pagelist) {
1122 $manpage = "$specglobals{buildroot}/usr/share/man/$mandir/$manpage";
1123 if ( -f $manpage) {
1124 if ($manpage =~ /^(.+)\.(?:Z|gz|bz2)\n?$/) {
1125 my $newpage = $1;
1126 `gunzip $manpage` if $manpage =~ /\.(?:Z|gz)$/;
1127 `bunzip2 $manpage` if $manpage =~ /\.bz2$/;
1128 $manpage = $newpage;
1129 }
1130 `gzip -9 -n $manpage`;
1131 } elsif ( -l $manpage) {
1132 my $linkdest = readlink $manpage;
1133 $linkdest =~ s/\.(?:Z|gz|bz2)//;
1134 unlink $manpage;
1135 $manpage =~ s/\.(?:Z|gz|bz2)//;
1136 symlink "$linkdest.gz", "$manpage.gz" or print "DEBUG: wibble: symlinking manpage failed: $!\n";
1137 }
1138 }
1139 }
1140 } # if opendir MANROOT
1141} # end install()
1142
1143
1144## binpackage()
1145# Creates the binary .deb package from the installed tree in $specglobals{buildroot}.
1146# Writes and executes a shell script to do so.
1147# Creates miscellaneous files required by dpkg-deb to actually build the package file.
1148# Should handle simple subpackages
1149sub binpackage {
1150
1151 foreach my $pkg (@pkglist) {
1152
1153 $pkgdata{$pkg}{arch} = $hostarch if !$pkgdata{$pkg}{arch}; # Just In Case.
1154
1155 # Make sure we have somewhere to write the .deb file
1156 if (!-e "$topdir/DEBS/$pkgdata{$pkg}{arch}") {
1157 mkdir "$topdir/DEBS/$pkgdata{$pkg}{arch}";
1158 }
1159
1160 # Skip building a package if it doesn't actually have any files. NB: This
1161 # differs slightly from rpm's behaviour where a package *will* be built -
1162 # even without any files - if %files is specified anywhere. I can think
1163 # of odd corner cases where that *may* be desireable.
1164 next if (!$filelist{$pkg} or $filelist{$pkg} =~ /^\s*$/);
1165
1166 # Gotta do this first, otherwise we don't have a place to move files from %files
1167 mkdir "$specglobals{buildroot}/$pkg";
1168
1169 # Eliminate any lingering % macros
1170 $filelist{$pkg} = expandmacros $filelist{$pkg}, 'g';
1171
1172 my @pkgfilelist = split ' ', $filelist{$pkg};
1173 foreach my $pkgfile (@pkgfilelist) {
1174 $pkgfile = expandmacros($pkgfile, 'gp');
1175
1176 # Feh. Manpages don't **NEED** to be gzipped, but rpmbuild does, and so shall we.
1177 # ... and your little info page too!
1178 if ($pkgfile =~ m{/usr/share/(?:man/man|info)}) {
1179 # need to check to see if manpage is gzipped
1180 if (-e "$specglobals{buildroot}$pkgfile") {
1181 # if we've just been pointed to a manpage section with "many" pages,
1182 # we need to gzip them all.
1183 # fortunately, we do NOT need to explicitly track each file for the
1184 # purpose of stuffing them in the package... the original %files
1185 # entry will do just fine.
1186 if ( -d "$specglobals{buildroot}$pkgfile") {
1187 foreach my $globfile (glob("$specglobals{buildroot}$pkgfile/*")) {
1188 gzip $globfile if $globfile !~ m|\.gz$|;
1189 }
1190 } else {
1191 if ($pkgfile !~ m|\.gz$|) {
1192 qx { gzip $specglobals{buildroot}$pkgfile };
1193 $pkgfile .= ".gz";
1194 }
1195 }
1196 } else {
1197 if ($pkgfile !~ m|\.gz$|) {
1198 $pkgfile .= ".gz";
1199 } else {
1200 $pkgfile =~ s/\.gz$//;
1201 qx { gzip $specglobals{buildroot}$pkgfile };
1202 $pkgfile .= ".gz";
1203 }
1204 }
1205 }
1206
1207 my ($fpath,$fname) = ($pkgfile =~ m|(.+?/?)?([^/]+/?)$|); # We don't need $fname now, but we might.
1208 qx { mkdir -p $specglobals{buildroot}/$pkg$fpath }
1209 if $fpath && $fpath ne '';
1210 qx { mv $specglobals{buildroot}$pkgfile $specglobals{buildroot}/$pkg$fpath };
1211 }
1212
1213 # Get the "Depends" (Requires) a la RPM. Ish. We strip the leading
1214 # comma and space here (if needed) in case there were "Requires" specified
1215 # in the spec file - those would precede these.
1216 $pkgdata{$pkg}{requires} .= getreqs("$specglobals{buildroot}/$pkg") if ! $NoAutoReq;
1217
1218 # magic needed to properly version dependencies...
1219 # only provided deps will really be included
1220 $pkgdata{$pkg}{requires} =~ s/^, //; # Still have to do this here.
1221 $pkgdata{$pkg}{requires} =~ s/\s+//g;
1222 my @deps = split /,/, $pkgdata{$pkg}{requires};
1223 my $tmp = '';
1224 foreach my $dep (@deps) {
1225 # Hack up the perl(Class::SubClass) deps into something dpkg can understand.
1226 # May or may not be versioned.
1227 # We do this first so the version rewriter can do its magic next.
1228 if (my ($mod,$ver) = ($dep =~ /^perl\(([A-Za-z0-9\:\-]+)\)([><=]+.+)?/) ) {
1229 $mod =~ s/^perl\(//;
1230 $mod =~ s/\)$//;
1231 $mod =~ s/::/-/g;
1232 $mod =~ tr/A-Z/a-z/;
1233 $mod = "lib$mod-perl";
1234 $mod .= $ver if $ver;
1235 $dep = $mod;
1236 }
1237 if (my ($name,$rel,$value) = ($dep =~ /^([a-zA-Z0-9._-]+)([><=]+)([a-zA-Z0-9._-]+)$/)) {
1238 $tmp .= ", $name ($rel $value)";
1239 } else {
1240 $tmp .= ", $dep";
1241 }
1242 }
1243 ($pkgdata{$pkg}{requires} = $tmp) =~ s/^, //;
1244
1245 # Do this here since we're doing {depends}...
1246 if (defined($pkgdata{$pkg}{provides})) {
1247 $pkgdata{$pkg}{provides} =~ s/^, //;
1248 $pkgdata{$pkg}{provides} = expandmacros($pkgdata{$pkg}{provides},'gp');
1249 }
1250 if (defined($pkgdata{$pkg}{conflicts})) {
1251 $pkgdata{$pkg}{conflicts} =~ s/^, //;
1252 $pkgdata{$pkg}{conflicts} = expandmacros($pkgdata{$pkg}{conflicts},'gp');
1253 }
1254
1255# These are Debian-specific!
1256 if (defined($pkgdata{$pkg}{recommends})) {
1257 $pkgdata{$pkg}{recommends} =~ s/^, //;
1258 $pkgdata{$pkg}{recommends} = expandmacros($pkgdata{$pkg}{recommends},'gp');
1259 }
1260 if (defined($pkgdata{$pkg}{suggests})) {
1261 $pkgdata{$pkg}{suggests} =~ s/^, //;
1262 $pkgdata{$pkg}{suggests} = expandmacros($pkgdata{$pkg}{suggests},'gp');
1263 }
1264 if (defined($pkgdata{$pkg}{enhances})) {
1265 $pkgdata{$pkg}{enhances} =~ s/^, //;
1266 $pkgdata{$pkg}{enhances} = expandmacros($pkgdata{$pkg}{enhances},'gp');
1267 }
1268 if (defined($pkgdata{$pkg}{replaces})) {
1269 $pkgdata{$pkg}{replaces} =~ s/^, //;
1270 $pkgdata{$pkg}{replaces} = expandmacros($pkgdata{$pkg}{replaces},'gp');
1271 }
1272
1273 # Gotta do this next, otherwise the control file has nowhere to go. >:(
1274 mkdir "$specglobals{buildroot}/$pkg/DEBIAN";
1275
1276 # Hack the filename for the package into a Debian-tool-compatible format. GRRRRRR!!!!!
1277 # Have I mentioned I hate Debian Policy?
1278 $pkgdata{$pkg}{name} =~ tr/_/-/;
1279
1280 # create script filename
1281 my $debscriptfile = "$tmpdir/deb-tmp.pkg.".int(rand(99998)+1);
1282 sysopen(DEBSCRIPT, $debscriptfile, O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW)
1283 or die "Can't open/create package-creation script file $debscriptfile: $!\n";
1284 print DEBSCRIPT $scriptletbase;
1285 print DEBSCRIPT "fakeroot -- dpkg-deb -b $specglobals{buildroot}/$pkg $topdir/DEBS/$pkgdata{$pkg}{arch}/".
1286 "$pkgdata{$pkg}{name}_".
1287 (defined($pkgdata{main}{epoch}) ? "$pkgdata{main}{epoch}:" : '').
1288 "$pkgdata{$pkg}{version}-$pkgdata{main}{release}_$pkgdata{$pkg}{arch}.deb\n";
1289 # %$&$%@#@@#%@@@ Debian and their horrible ugly package names. >:(
1290 close DEBSCRIPT;
1291
1292 my $control = "Package: $pkgdata{$pkg}{name}\n".
1293 "Version: ".
1294 (defined($pkgdata{main}{epoch}) ? "$pkgdata{main}{epoch}:" : '').
1295 "$pkgdata{$pkg}{version}-$pkgdata{main}{release}\n".
1296 "Section: $pkgdata{$pkg}{group}\n".
1297 "Priority: optional\n".
1298 "Architecture: $pkgdata{$pkg}{arch}\n".
1299 "Maintainer: $pkgdata{main}{packager}\n".
1300 ( $pkgdata{$pkg}{requires} ne '' ? "Depends: $pkgdata{$pkg}{requires}\n" : '' ).
1301 ( defined($pkgdata{$pkg}{provides}) ? "Provides: $pkgdata{$pkg}{provides}\n" : '' ).
1302 ( defined($pkgdata{$pkg}{conflicts}) ? "Conflicts: $pkgdata{$pkg}{conflicts}\n" : '' ).
1303 ( defined($pkgdata{$pkg}{recommends}) ? "Recommends: $pkgdata{$pkg}{recommends}\n" : '' ).
1304 ( defined($pkgdata{$pkg}{suggests}) ? "Suggests: $pkgdata{$pkg}{suggests}\n" : '' ).
1305 ( defined($pkgdata{$pkg}{enhances}) ? "Enhances: $pkgdata{$pkg}{enhances}\n" : '' ).
1306 ( defined($pkgdata{$pkg}{replaces}) ? "Replaces: $pkgdata{$pkg}{replaces}\n" : '' ).
1307 "Description: $pkgdata{$pkg}{summary}\n";
1308 # Munge things so that Debian tools don't choke on errant blank lines
1309 $pkgdata{$pkg}{desc} =~ s/\s+$//g; # Trim trailing blanks
1310 $pkgdata{$pkg}{desc} =~ s/^ $/ ./mg; # Replace lines consisting of " \n" with " .\n"
1311 $control .= "$pkgdata{$pkg}{desc}\n";
1312
1313 open CONTROL, ">$specglobals{buildroot}/$pkg/DEBIAN/control";
1314 print CONTROL $control;
1315 close CONTROL;
1316
1317 # Iff there are conffiles (as specified in the %files list(s), add'em
1318 # in so dpkg-deb can tag them.
1319 if ($pkgdata{$pkg}{conffiles}) {
1320 open CONFLIST, ">$specglobals{buildroot}/$pkg/DEBIAN/conffiles";
1321 foreach my $conffile (@{$pkgdata{$pkg}{conflist}}) {
1322 $conffile = expandmacros($conffile, 'g');
1323 my @tmp = glob "$specglobals{buildroot}/$pkg/$conffile";
1324 foreach (@tmp) {
1325 s|$specglobals{buildroot}/$pkg/||g; # nrgl. gotta be a better way to do this...
1326 s/\s+/\n/g; # Not gonna support spaces in filenames. Ewww.
1327 print CONFLIST "$_\n";
1328 }
1329 }
1330 close CONFLIST;
1331 }
1332
1333 # found the point of scripts on subpackages.
1334 if ($pkgdata{$pkg}{'pre'}) {
1335 $pkgdata{$pkg}{'pre'} = expandmacros($pkgdata{$pkg}{'pre'},'gp');
1336 open PREINST, ">$specglobals{buildroot}/$pkg/DEBIAN/preinst";
1337 print PREINST "#!/bin/sh\nset -e\n\n";
1338 print PREINST $pkgdata{$pkg}{'pre'};
1339 close PREINST;
1340 chmod 0755, "$specglobals{buildroot}/$pkg/DEBIAN/preinst";
1341 }
1342 if ($pkgdata{$pkg}{'post'}) {
1343 $pkgdata{$pkg}{'post'} = expandmacros($pkgdata{$pkg}{'post'},'gp');
1344 open POSTINST, ">$specglobals{buildroot}/$pkg/DEBIAN/postinst";
1345 print POSTINST "#!/bin/sh\nset -e\n\n";
1346 print POSTINST $pkgdata{$pkg}{'post'};
1347 close POSTINST;
1348 chmod 0755, "$specglobals{buildroot}/$pkg/DEBIAN/postinst";
1349 }
1350 if ($pkgdata{$pkg}{'preun'}) {
1351 $pkgdata{$pkg}{'pre'} = expandmacros($pkgdata{$pkg}{'preun'},'gp');
1352 open PREUNINST, ">$specglobals{buildroot}/$pkg/DEBIAN/prerm";
1353 print PREUNINST "#!/bin/sh\nset -e\n\n";
1354 print PREUNINST $pkgdata{$pkg}{'preun'};
1355 close PREUNINST;
1356 chmod 0755, "$specglobals{buildroot}/$pkg/DEBIAN/prerm";
1357 }
1358 if ($pkgdata{$pkg}{'postun'}) {
1359 $pkgdata{$pkg}{'postun'} = expandmacros($pkgdata{$pkg}{'postun'},'gp');
1360 open POSTUNINST, ">$specglobals{buildroot}/$pkg/DEBIAN/postrm";
1361 print POSTUNINST "#!/bin/sh\nset -e\n\n";
1362 print POSTUNINST $pkgdata{$pkg}{'postun'};
1363 close POSTUNINST;
1364 chmod 0755, "$specglobals{buildroot}/$pkg/DEBIAN/postrm";
1365 }
1366
1367 # execute
1368 print "Calling package creation script $debscriptfile for $pkgdata{$pkg}{name}...\n";
1369 system("/bin/sh -e $debscriptfile") == 0
1370 or die "Can't exec: $!\n";
1371
1372 $finalmessages .= "Wrote binary package ".
1373 "$pkgdata{$pkg}{name}_".
1374 (defined($pkgdata{main}{epoch}) ? "$pkgdata{main}{epoch}:" : '').
1375 "$pkgdata{$pkg}{version}-$pkgdata{main}{release}_$pkgdata{$pkg}{arch}.deb".
1376 " in $topdir/DEBS/$pkgdata{$pkg}{arch}\n";
1377 # and clean up
1378 unlink $debscriptfile;
1379
1380 } # subpackage loop
1381
1382} # end binpackage()
1383
1384
1385## srcpackage()
1386# Builds a .src.deb source package. Note that Debian's idea of
1387# a "source package" is seriously flawed IMO, because you can't
1388# easily copy it as-is.
1389# Not quite identical to RPM, but Good Enough (TM).
1390sub srcpackage {
1391 # In case we were called with -bs.
1392 $pkgdata{main}{name} =~ tr/_/-/;
1393 my $pkgsrcname = "$pkgdata{main}{name}-".
1394 (defined($pkgdata{main}{epoch}) ? "$pkgdata{main}{epoch}:" : '').
1395 "$pkgdata{main}{version}-$pkgdata{main}{release}.sdeb";
1396
1397 my $paxcmd;
1398
1399 # We'll definitely need this later, and *may* need it sooner.
1400 (my $barespec = $specfile) =~ s|.+/([^/]+)$|$1|;
1401
1402 # Copy the specfile to the build tree, but only if it's not there already.
1403##buglet: need to deal with silly case where silly user has put the spec
1404# file in a subdir of %{_topdir}/SPECS. Ewww. Silly user!
1405 if (abs_path($specfile) !~ /^$topdir\/SPECS/) {
1406 $paxcmd .= "cp $specfile %{_topdir}/SPECS/; \n"
1407 }
1408
1409 # use pax -w [file] [file] ... >outfile.sdeb
1410 $paxcmd = "cd $topdir; pax -w ";
1411
1412 # some packages may not have a "main" source.
1413 $paxcmd .= "SOURCES/$pkgdata{main}{source} " if $pkgdata{main}{source};
1414
1415 # create file list: Source[nn], Patch[nn]
1416 foreach my $specbit (keys %{$pkgdata{main}} ) {
1417 next if $specbit eq 'source';
1418 $paxcmd .= "SOURCES/$pkgdata{main}{$specbit} " if $specbit =~ /^patch/;
1419##buglet: need to deal with case where patches are listed as URLs?
1420# or other extended pathnames? Silly !@$%^&!%%!%!! user!
1421 }
1422
1423 foreach my $source (keys %{$pkgdata{sources}}) {
1424 $paxcmd .= "SOURCES/$pkgdata{sources}{$source} ";
1425 }
1426
1427 # add the spec file, source package destination, and cd back where we came from.
1428 $paxcmd .= "SPECS/$barespec > $topdir/SDEBS/$pkgsrcname; cd -";
1429
1430 # In case of %-macros...
1431 $paxcmd = expandmacros($paxcmd,'gp');
1432
1433 system "$paxcmd";
1434 $finalmessages .= "Wrote source package $pkgsrcname in $topdir/SDEBS.\n";
1435} # end srcpackage()
1436
1437
1438## clean()
1439# Writes and executes the %clean script (mostly) built while reading the spec file.
1440sub clean {
1441 # Replace some things here just to make sure.
1442 $cleanscript = expandmacros($cleanscript,'gp');
1443
1444 # create script filename
1445 my $cleanscriptfile = "$tmpdir/deb-tmp.clean.".int(rand(99998)+1);
1446 sysopen(CLEANSCRIPT, $cleanscriptfile, O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW)
1447 or die $!;
1448 print CLEANSCRIPT $scriptletbase;
1449 print CLEANSCRIPT $cleanscript;
1450 close CLEANSCRIPT;
1451
1452 # execute
1453 print "Calling \%clean script $cleanscriptfile...\n";
1454 system("/bin/sh -e $cleanscriptfile") == 0
1455 or die "Can't exec: $!\n";
1456
1457 # and clean up
1458 unlink $cleanscriptfile;
1459} # end clean()
1460
1461
1462## checkbuildreq()
1463# Checks the build requirements (if any)
1464# Spits out a rude warning and returns a true-false error if any
1465# requirements are not met.
1466sub checkbuildreq {
1467 return 1 if $buildreq eq ''; # No use doing extra work.
1468
1469 if ( ! -e "/usr/bin/dpkg-query" ) {
1470 print "**WARNING** dpkg-query not found. Can't check build-deps.\n".
1471 " Required for sucessful build:\n".$buildreq."\n".
1472 " Continuing anyway.\n";
1473 return 1;
1474 }
1475
1476 my $reqflag = 1; # unset iff a buildreq is missing
1477
1478 $buildreq =~ s/^, //; # Strip the leading comma and space
1479 my @reqlist = split /,\s+/, $buildreq;
1480
1481 foreach my $req (@reqlist) {
1482 # from rpmbuild error message
1483 # Dependency tokens must begin with alpha-numeric, '_' or '/'
1484##fixme: check for suitable whitespace around $rel
1485 my ($pkg,$rel,$ver);
1486
1487 # We have two classes of requirements - versioned and unversioned.
1488 if ($req =~ /[><=]/) {
1489 # Pick up the details of versioned buildreqs
1490 ($pkg,$rel,$ver) = ($req =~ /([a-z0-9._-]+)\s+([><=]+)\s+([a-z0-9._-]+)/);
1491 } else {
1492 # And the unversioned ones.
1493 $pkg = $req;
1494 $rel = '>=';
1495 $ver = 0;
1496 }
1497
1498 my @pkglist = qx { dpkg-query --showformat '\${status}\t\${version}\n' -W $pkg };
1499 if (!$pkglist[0]) {
1500 print " * Missing build-dependency $pkg!\n";
1501 $reqflag = 0;
1502 } else {
1503# real package, installed
1504#kdeugau:~$ dpkg-query --showformat '${status}\t${version}\n' -W libc-client2007e-dev 2>&1
1505#install ok installed 8:2007f~dfsg-1
1506# virtual package, provided by ???
1507#kdeugau:~$ dpkg-query --showformat '${status}\t${version}\n' -W libc-client-dev 2>&1
1508#unknown ok not-installed
1509# real package or virtual package not installed or provided
1510#kdeugau:~$ dpkg-query --showformat '${status}\t${version}\n' -W libdb4.8-dbg 2>&1
1511#dpkg-query: no packages found matching libdb4.8-dbg
1512
1513 my ($reqstat,undef,undef,$reqver) = split /\s+/, $pkglist[0];
1514 if ($reqstat =~ /^unknown/) {
1515 # this seems to be a virtual package.
1516 print " * Warning: $pkg is probably installed but seems to be a virtual package.\n";
1517 } elsif ($reqstat =~ /^install/) {
1518 my ($resp) = qx { dpkg --compare-versions $reqver '$rel' $ver && echo "ok" };
1519 if ($resp !~ /^ok/) {
1520 $reqflag = 0;
1521 print " * Buildreq $pkg is installed, but wrong version ($reqver): Need $ver\n"
1522 }
1523 } else {
1524 # whatever state it's in, it's not completely installed, therefore it's missing.
1525 print " * Missing build-dependency $pkg!\n";
1526 $reqflag = 0;
1527 } # end not installed/installed check
1528 }
1529 } # end req loop
1530
1531 return $reqflag;
1532} # end checkbuildreq()
1533
1534
1535## getreqs()
1536# Find out which libraries/packages are required for any
1537# executables and libs in a given file tree.
1538# (Debian doesn't have soname-level deps; just package-level)
1539# Returns an empty string if the tree contains no binaries.
1540# Doesn't work well on shell scripts. but those *should* be
1541# fine anyway. (Yeah, right...)
1542sub getreqs() {
1543 my $pkgtree = $_[0];
1544
1545 print "Checking library requirements...\n";
1546 my @binlist = qx { find $pkgtree -type f -perm 755 };
1547
1548 if (scalar(@binlist) == 0) {
1549 return '';
1550 }
1551
1552 my @reqlist;
1553 foreach (@binlist) {
1554 push @reqlist, qx { LANG=C ldd $_ };
1555 }
1556
1557 # Get the list of libs provided by this package. Still doesn't
1558 # handle the case where the lib gets stuffed into a subpackage. :/
1559 my @intprovlist = qx { find $pkgtree -type f -name "*.so*" };
1560 my $provlist = '';
1561 foreach (@intprovlist) {
1562 s/$pkgtree//;
1563 $provlist .= "$_";
1564 }
1565
1566 my %reqs;
1567 my $reqlibs = '';
1568
1569 foreach (@reqlist) {
1570 next if /^$pkgtree/;
1571 next if /not a dynamic executable/;
1572 next if m|/lib(?:64)?/ld-linux|; # Hack! Hack! PTHBTT! (libc suxx0rz)
1573 next if /linux-gate.so/; # Kernel hackery for teh W1n!!1!1eleventy-one!1 (Don't ask. Feh.)
1574 next if /linux-vdso.so/; # More kernel hackery. Whee!
1575
1576 my ($req) = (m|=\>\s+([a-zA-Z0-9._/+-]+)|); # dig out the actual library (so)name.
1577 # And feh, we need the *path*, since I've discovered a new edge case where
1578 # the same libnnn.1.2.3 *file*name is found across *several* lib dirs. >:(
1579
1580 # Ignore libs provided by this package. Note that we don't match
1581 # on word-boundary at the *end* of the lib we're looking for, as the
1582 # looked-for lib may not have the full soname version. (ie, it may
1583 # "just" point to one of the symlinks that get created somewhere.)
1584 next if $provlist =~ /\b$req/;
1585
1586 $reqlibs .= " $req";
1587 }
1588
1589 if ($reqlibs ne '') {
1590 foreach (qx { dpkg -S $reqlibs }) {
1591 my ($libpkg,undef) = split /:/;
1592 $reqs{$libpkg} = 1;
1593 }
1594 }
1595
1596 my $deplist = '';
1597 foreach (keys %reqs) {
1598 $deplist .= ", $_";
1599 }
1600
1601# For now, we're done. We're not going to meddle with versions yet.
1602# Among other things, it's messier than handling "simple" yes/no "do
1603# we have this lib?" deps. >:(
1604
1605 return $deplist;
1606} # end getreqs()
1607
1608
1609## install_sdeb()
1610# Extracts .sdeb contents to %_topdir as appropriate
1611sub install_sdeb {
1612 $srcpkg = abs_path($srcpkg);
1613
1614 my $paxcmd = "cd $topdir; pax -r <$srcpkg; cd -";
1615
1616 # In case of %-macros...
1617 $paxcmd = expandmacros($paxcmd,'gp');
1618
1619 system "$paxcmd";
1620 print "Extracted source package $srcpkg to $topdir.\n";
1621} # end install_sdeb()
1622
1623
1624## expandmacros()
1625# Expands all %{blah} macros in the passed string
1626# Split up a bit with some sections so we don't spend time trying to
1627# expand macros that are only used in a few specific places.
1628sub expandmacros {
1629 my $macrostring = shift;
1630 my $section = shift;
1631
1632 # To allow the FHS-ish %configure and %makeinstall to work The Right Way.
1633 # (Without clobbering the global $specglobals{buildroot}.)
1634 my $prefix = '';
1635
1636 if ($section =~ /c/) {
1637 # %configure macro
1638# Don't know what it's for, don't have a useful default replacement
1639# --program-prefix=%{_program_prefix} \
1640 $macrostring =~ s'%configure'./configure --host=$DEB_HOST_GNU_TYPE \
1641 --build=$DEB_BUILD_GNU_TYPE \
1642 --prefix=%{_prefix} \
1643 --exec-prefix=%{_exec_prefix} \
1644 --bindir=%{_bindir} \
1645 --sbindir=%{_sbindir} \
1646 --sysconfdir=%{_sysconfdir} \
1647 --datadir=%{_datadir} \
1648 --includedir=%{_includedir} \
1649 --libdir=%{_libdir} \
1650 --libexecdir=%{_libexecdir} \
1651 --localstatedir=%{_localstatedir} \
1652 --sharedstatedir=%{_sharedstatedir} \
1653 --mandir=%{_mandir} \
1654 --infodir=%{_infodir} ';
1655 } # done %configure
1656
1657 if ($section =~ /m/) {
1658 $macrostring =~ s'%{__make}'make ';
1659 } # done make
1660
1661# %makeinstall expands with recursive macros in rpm. whee.
1662 if ($section =~ /i/) {
1663 # This is where we need to mangle $prefix.
1664 $macrostring =~ s'%makeinstall'make \
1665 prefix=%{?buildroot:%{buildroot}}%{_prefix} \
1666 exec_prefix=%{?buildroot:%{buildroot}}%{_exec_prefix} \
1667 bindir=%{?buildroot:%{buildroot}}%{_bindir} \
1668 sbindir=%{?buildroot:%{buildroot}}%{_sbindir} \
1669 sysconfdir=%{?buildroot:%{buildroot}}%{_sysconfdir} \
1670 datadir=%{?buildroot:%{buildroot}}%{_datadir} \
1671 includedir=%{?buildroot:%{buildroot}}%{_includedir} \
1672 libdir=%{?buildroot:%{buildroot}}%{_libdir} \
1673 libexecdir=%{?buildroot:%{buildroot}}%{_libexecdir} \
1674 localstatedir=%{?buildroot:%{buildroot}}%{_localstatedir} \
1675 sharedstatedir=%{?buildroot:%{buildroot}}%{_sharedstatedir} \
1676 mandir=%{?buildroot:%{buildroot}}%{_mandir} \
1677 infodir=%{?buildroot:%{buildroot}}%{_infodir} \
1678 install ';
1679 $prefix = $specglobals{buildroot};
1680 } # done %install and/or %makeinstall
1681
1682 # Build data
1683 # Note that these are processed in reverse order to get the substitution order right
1684 if ($section =~ /b/) {
1685# $macrostring =~ s'%{fhs}'host=$DEB_HOST_GNU_TYPE \
1686# build=$DEB_BUILD_GNU_TYPE \
1687 $macrostring =~ s'%{fhs}'prefix=%{_prefix} \
1688 exec-prefix=%{_exec_prefix} \
1689 bindir=%{_bindir} \
1690 sbindir=%{_sbindir} \
1691 sysconfdir=%{_sysconfdir} \
1692 datadir=%{_datadir} \
1693 includedir=%{_includedir} \
1694 libdir=%{_libdir} \
1695 libexecdir=%{_libexecdir} \
1696 localstatedir=%{_localstatedir} \
1697 sharedstatedir=%{_sharedstatedir} \
1698 mandir=%{_mandir} \
1699 infodir=%{_infodir} \
1700';
1701
1702 # Note that the above regex terminates with the extra space
1703 # "Just In Case" of user additions, which will then get neatly
1704 # tagged on the end where they take precedence (supposedly)
1705 # over the "default" ones.
1706
1707 # Now we cascade the macros introduced above. >_<
1708 # Wot ot to go theah:
1709 $macrostring =~ s|%{_mandir}|%{_datadir}/man|g; #/usr/share/man
1710 $macrostring =~ s|%{_infodir}|%{_datadir}/info|g; #/usr/share/info
1711 $macrostring =~ s|%{_oldincludedir}|/usr/include|g; #/usr/include
1712 $macrostring =~ s|%{_includedir}|%{_prefix}/include|g; #/usr/include
1713 $macrostring =~ s|%{_libdir}|%{_exec_prefix}/%{_lib}|g; #/usr/lib
1714 $macrostring =~ s|%{_lib}|lib|g; #?
1715 $macrostring =~ s|%{_localstatedir}|/var|g; #/var
1716 $macrostring =~ s|%{_sharedstatedir}|%{_prefix}/com|g; #/usr/com WTF?
1717 $macrostring =~ s|%{_sysconfdir}|/etc|g; #/etc
1718 $macrostring =~ s|%{_datadir}|%{_prefix}/share|g; #/usr/share
1719 $macrostring =~ s|%{_libexecdir}|%{_exec_prefix}/libexec|g; #/usr/libexec
1720 $macrostring =~ s|%{_sbindir}|%{_exec_prefix}/sbin|g; #/usr/sbin
1721 $macrostring =~ s|%{_bindir}|%{_exec_prefix}/bin|g; #/usr/bin
1722 $macrostring =~ s|%{_exec_prefix}|%{_prefix}|g; #/usr
1723 $macrostring =~ s|%{_prefix}|/usr|g; #/usr
1724 } # done with config section
1725
1726 # Package data
1727 if ($section =~ /p/) {
1728 $macrostring =~ s/\%\{buildroot\}/$specglobals{buildroot}/gi;
1729 $macrostring =~ s/\%\{source0?}/$topdir\/SOURCES\/$pkgdata{main}{source}/gi;
1730 foreach my $source (keys %{$pkgdata{sources}}) {
1731 $macrostring =~ s/\%\{source$source\}/$topdir\/SOURCES\/$pkgdata{sources}{$source}/gi;
1732 }
1733 $macrostring =~ s/\%\{name\}/$pkgdata{main}{name}/gi;
1734 $macrostring =~ s/\%\{version\}/$pkgdata{main}{version}/gi;
1735 $macrostring =~ s/\%\{release\}/$pkgdata{main}{release}/gi;
1736 }
1737
1738 # Globals, and not-so-globals
1739 if ($section =~ /g/) {
1740
1741 $macrostring =~ s|%{_builddir}|%{_topdir}/BUILD|g;
1742 $macrostring =~ s|%{buildsubdir}|$tarballdir|g;
1743 $macrostring =~ s|%{_topdir}|$topdir|g;
1744 $macrostring =~ s|%{_tmppath}|$tmpdir|g;
1745 $macrostring =~ s'%{_docdir}'%{_datadir}/doc'g;
1746
1747 # Standard FHS locations. More or less.
1748 $macrostring =~ s'%{_bindir}'/usr/bin'g;
1749 $macrostring =~ s'%{_sbindir}'/usr/sbin'g;
1750 $macrostring =~ s'%{_mandir}'%{_datadir}/man'g;
1751 $macrostring =~ s'%{_infodir}'%{_datadir}/info'g;
1752 $macrostring =~ s'%{_includedir}'/usr/include'g;
1753 $macrostring =~ s'%{_libdir}'/usr/lib'g;
1754 $macrostring =~ s'%{_sysconfdir}'/etc'g;
1755 $macrostring =~ s'%{_localstatedir}'/var'g;
1756
1757 # FHS-ish locations that aren't quite actually FHS-specified.
1758 $macrostring =~ s'%{_datadir}'/usr/share'g;
1759
1760 # special %define's. Handle the general case where we eval anything.
1761 # Even more general: %(...) is a spec-parse-time shell code wrapper.
1762 # Prime example:
1763 #%define perl_vendorlib %(eval "`perl -V:installvendorlib`"; echo $installvendorlib)
1764 if ($macrostring =~ /\%\((.+)\)/) {
1765 my $shellstr = $1;
1766 # Oy vey this gets silly for the perl bits. Executing a shell to
1767 # call Perl to get the vendorlib/sitelib/whatever "core" globals.
1768 # This can do more, but... eww.
1769 $shellstr = qx { /bin/sh -c '$shellstr' }; # Yay! ' characters apparently get properly exscapededed.
1770 $macrostring =~ s/\%\(.+\)/$shellstr/;
1771 }
1772
1773 # support for **some** %if constructs. Note that this breaks somewhat if
1774 # there's no value specified... but so does rpm.
1775
1776 my $tmpcount = 0; # runaway shutdown. Not really sure how else to avoid getting stuck.
1777 while ($macrostring =~ m/\%\{([?!]+)([a-z0-9_.-]+)(?:\:([a-z0-9_.\/\-\\]+)?)?\}/g) { #Whew....
1778 my $qex = $1;
1779 my $macro = $2;
1780 my $value = (defined($3) ? $3 : '');
1781
1782 my $neg = '1' if $qex =~ /\!/;
1783 if ($specglobals{$macro}) {
1784 $value = '' if $neg;
1785 } else {
1786 $value = '' if !$neg;
1787 }
1788 $macrostring =~ s/\%\{[?!]+[a-z0-9_.-]+(?:\:([a-z0-9_.\/\-\\]+)?)?\}/$value/;
1789
1790# not certain about this, but I don't want to run away. It *can* happen if planned carefully. :/
1791$tmpcount++;
1792# %makeinstall has 13 occurrences. D'Oh!
1793die "excessive recursive macro replacement; dying.\n" if $tmpcount > 14;
1794
1795 } # while()
1796
1797 # Misc expansions
1798 $macrostring =~ s|%{_arch}|$hostarch|g;
1799 $macrostring =~ s|%{optflags}|$optflags{$hostarch}|g;
1800 $macrostring =~ s|%{_vendor}|$specglobals{'_vendor'}|g;
1801
1802 # system programs. RPM uses a global config file for these; we'll just
1803 # ASS-U-ME and make life a little simpler.
1804 if ($macrostring =~ /\%\{\_\_([a-z0-9_-]+)\}/) {
1805 $macrostring =~ s|%{__([a-z0-9_-]+)}|$1|g;
1806 }
1807
1808# should probably stick a "no runaway" flag in here... Just In Case...
1809 # %define's
1810# note to self: find out valid chars for %define name/label so we can parse them
1811 while (my ($key) = ($macrostring =~ /%{([a-z0-9_]+)}/i) ) {
1812# hrm. This needs thinking.
1813#die "A horrible death! \%{$key}, '$macrostring'\n" if !$specglobals{$key};
1814 $macrostring =~ s|%{$key}|$specglobals{$key}|g;
1815 # wanna limit this to "... if $specglobals{$key}", but need more magic
1816 }
1817
1818 # Perl @INC/...lib locations, and other related bits.
1819 $macrostring =~ s|%{perl_archlib}|$Config{installarchlib}|g;
1820 $macrostring =~ s|%{perl_sitelib}|$Config{installsitelib}|g;
1821 $macrostring =~ s|%{perl_sitearch}|$Config{installsitearch}|g;
1822 $macrostring =~ s|%{perl_vendorlib}|$Config{installvendorlib}|g;
1823 $macrostring =~ s|%{perl_vendorarch}|$Config{installvendorarch}|g;
1824
1825 } # done with globals section
1826
1827 return $macrostring;
1828} # end expandmacros()
1829
1830
1831
1832__END__
1833
1834
1835
1836=head1 NAME
1837
1838debbuild - Build Debian-compatible .deb packages from RPM .spec files
1839
1840=head1 SYNOPSIS
1841
1842 debbuild {-ba|-bb|-bp|-bc|-bi|-bl|-bs} [build-options] file.spec
1843
1844 debbuild {-ta|-tb|-tp|-tc|-ti|-tl|-ts} [build-options] file.tar.{gz|bz2|xz}
1845
1846 debbuild --rebuild file.{src.rpm|sdeb}
1847
1848 debbuild --showpkgs
1849
1850=head1 DESCRIPTION
1851
1852debbuild attempts to build Debian-friendly semi-native packages from RPM spec files,
1853RPM-friendly tarballs, and RPM source packages (.src.rpm files). It accepts I<most> of the
1854options rpmbuild does, and should be able to interpret most spec files usefully. Perl
1855modules should be handled via CPAN+dh-make-perl instead as it's simpler than even tweaking
1856a .spec template.
1857
1858As far as possible, the command-line options are identical to those from rpmbuild, although
1859several rpmbuild options are not supported:
1860
1861 --recompile
1862 --showrc
1863 --buildroot
1864 --clean
1865 --nobuild
1866 --rmsource
1867 --rmspec
1868 --sign
1869 --target
1870
1871Some of these could probably be trivially added. Feel free to send me a patch. ;)
1872
1873Complex spec files will most likely not work well, if at all. Rewrite them from scratch -
1874you'll have to make heavy modifications anyway.
1875
1876If you see something you don't like, mail me. Send a patch if you feel inspired. I don't
1877promise I'll do anything other than say "Yup, that's broken" or "Got your message".
1878
1879=head1 ASSUMPTIONS
1880
1881As with rpmbuild, debbuild makes some assumptions about your system.
1882
1883=over 4
1884
1885=item *
1886
1887Either you have rights to do as you please under /usr/src/debian, or you have created a file
1888~/.debmacros containing a suitable %_topdir definition.
1889
1890Both rpmbuild and debbuild require the directories %_topdir/{BUILD,SOURCES,SPECS}. However,
1891where rpmbuild requires the %_topdir/{RPMS,SRPMS} directories, debbuild
1892requires %_topdir/{DEBS,SDEBS} instead. Create them in advance;
1893some subdirectories are created automatically as needed, but most are not.
1894
1895=item *
1896
1897/var/tmp must allow script execution - rpmbuild and debbuild both rely on creating and
1898executing shell scripts for much of their functionality. By default, debbuild also creates
1899install trees under /var/tmp - however this is (almost) entirely under the control of the
1900package's .spec file.
1901
1902=item *
1903
1904If you wish to --rebuild a .src.rpm, your %_topdir for both debbuild and rpmbuild must either
1905match, or be suitably symlinked one direction or another so that both programs are effectively
1906working in the same tree. (Or you could just manually wrestle files around your system.)
1907
1908You could symlink ~/.rpmmacros to ~/.debmacros (or vice versa) and save yourself some hassle
1909if you need to rebuild .src.rpm packages on a regular basis. Currently debbuild only uses the
1910%_topdir macro definition, although there are many more things that rpmbuild can use from
1911~/.rpmmacros.
1912
1913=back
1914
1915=head1 ERRATA
1916
1917debbuild deliberately does a few things differently from rpm.
1918
1919=head2 BuildArch or BuildArchitecture
1920
1921rpm takes the last BuildArch entry it finds in the .spec file, whatever it is, and runs with
1922that for all packages. Debian's repository system is fairly heavily designed around the
1923assumption that a single source package may generate small binary (executable) packages
1924for each arch, and large binary arch-all packages containing shared data.
1925
1926debbuild allows this by using the architecture specified by (in order of preference):
1927
1928=over 4
1929
1930=item * Host architecture
1931
1932=item * BuildArch specified in .spec file preamble
1933
1934=item * "Last specified" BuildArch for packages with several subpackages
1935
1936=item * BuildArch specified in the %package section for that subpackage
1937
1938=back
1939
1940=head2 Finding out what packages should be built (--showpkgs)
1941
1942rpmbuild does not include any convenient method I know of to list the packages a spec file
1943will produce. Since I needed this ability for another tool, I added it.
1944
1945It requires the .spec file for the package, and produces a list of full package filenames
1946(without path data) that would be generated by one of --rebuild, -ta, -tb, -ba, or -bb.
1947This includes the .sdeb source package.
1948
1949=head1 AUTHOR
1950
1951debbuild was written by Kris Deugau <kdeugau@deepnet.cx>. A version that approximates
1952current is available at http://www.deepnet.cx/debbuild/.
1953
1954=head1 BUGS
1955
1956Funky Things Happen if you forget a command-line option or two. I've been too lazy to bother
1957fixing this.
1958
1959Many macro expansions are unsupported or incompletely supported.
1960
1961The generated scriptlets don't quite match those from rpmbuild exactly. There are extra
1962environment variables and preprocessing that I haven't needed (yet).
1963
1964Dcumentation, such as it is, will likely remain perpetually out of date.
1965
1966%_topdir and the five "working" directories under %_topdir could arguably be created by
1967debbuild. However, rpmbuild doesn't create these directories either.
1968
1969=head1 SEE ALSO
1970
1971rpm(8), rpmbuild(8), and pretty much any document describing how to write a .spec file.
1972
1973=cut
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