2 # InspIRCd -- Internet Relay Chat Daemon
4 # Copyright (C) 2010 Daniel De Graaf <danieldg@inspircd.org>
5 # Copyright (C) 2007-2008 Craig Edwards <craigedwards@brainbox.cc>
6 # Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
7 # Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
9 # This file is part of InspIRCd. InspIRCd is free software: you can
10 # redistribute it and/or modify it under the terms of the GNU General Public
11 # License as published by the Free Software Foundation, version 2.
13 # This program is distributed in the hope that it will be useful, but WITHOUT
14 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 # FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
18 # You should have received a copy of the GNU General Public License
19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
23 package make::utilities;
28 use warnings FATAL => qw(all);
30 use Exporter 'import';
34 our @EXPORT = qw(make_rpath pkgconfig_get_include_dirs pkgconfig_get_lib_dirs pkgconfig_check_version translate_functions promptstring);
36 # Parse the output of a *_config program,
37 # such as pcre_config, take out the -L
38 # directive and return an rpath for it.
40 # \e[1;32msrc/Makefile\e[0m
42 my %already_added = ();
43 my $if_skip_lines = 0;
45 sub promptstring($$$$$)
47 my ($prompt, $configitem, $default, $package, $commandlineswitch) = @_;
49 if (!$main::interactive)
51 my $opt_commandlineswitch;
52 GetOptions ("$commandlineswitch=s" => \$opt_commandlineswitch);
53 if (defined $opt_commandlineswitch)
55 print "\e[1;32m$opt_commandlineswitch\e[0m\n";
56 $var = $opt_commandlineswitch;
60 die "Could not detect $package! Please specify the $prompt via the command line option \e[1;32m--$commandlineswitch=\"/path/to/file\"\e[0m";
65 print "\nPlease enter the $prompt?\n";
66 print "[\e[1;32m$default\e[0m] -> ";
67 chomp($var = <STDIN>);
73 $main::config{$configitem} = $var;
78 my ($executable, $module) = @_;
79 return "" if defined $ENV{DISABLE_RPATH};
80 chomp(my $data = `$executable`);
82 while ($data =~ /-L(\S+)/)
85 if (!exists $already_added{$libpath})
87 print "Adding runtime library path to \e[1;32m$module\e[0m ... \e[1;32m$libpath\e[0m\n";
88 $already_added{$libpath} = 1;
90 $output .= "-Wl,-rpath -Wl,$libpath -L$libpath ";
98 return if defined $ENV{DISABLE_EXTEND_PKG_PATH};
99 if (!exists $ENV{PKG_CONFIG_PATH})
101 $ENV{PKG_CONFIG_PATH} = "/usr/lib/pkgconfig:/usr/local/lib/pkgconfig:/usr/local/libdata/pkgconfig:/usr/X11R6/libdata/pkgconfig";
105 $ENV{PKG_CONFIG_PATH} .= ":/usr/local/lib/pkgconfig:/usr/local/libdata/pkgconfig:/usr/X11R6/libdata/pkgconfig";
109 sub pkgconfig_get_include_dirs($$$;$)
111 my ($packagename, $headername, $defaults, $module) = @_;
113 my $key = "default_includedir_$packagename";
114 if (exists $main::config{$key})
116 print "Locating include directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
117 my $ret = $main::config{$key};
118 print "\e[1;32m$ret\e[0m (cached)\n";
124 print "Locating include directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
126 my $v = `pkg-config --modversion $packagename 2>/dev/null`;
127 my $ret = `pkg-config --cflags $packagename 2>/dev/null`;
129 if ((!defined $v) || ($v eq ""))
131 print "\e[31mCould not find $packagename via pkg-config\e[m (\e[1;32mplease install pkg-config\e[m)\n";
132 my $locbin = $^O eq 'solaris' ? 'slocate' : 'locate';
133 $foo = `$locbin "$headername" 2>/dev/null | head -n 1`;
134 my $find = $foo =~ /(.+)\Q$headername\E/ ? $1 : '';
136 if ((defined $find) && ($find ne "") && ($find ne $packagename))
138 print "(\e[1;32mFound via search\e[0m) ";
148 if (($defaults ne "") && (($ret eq "") || (!defined $ret)))
150 $ret = "$foo " . $defaults;
153 if ((($ret eq " ") || (!defined $ret)) && ((!defined $v) || ($v eq "")))
155 my $key = "default_includedir_$packagename";
156 if (exists $main::config{$key})
158 $ret = $main::config{$key};
162 $headername =~ s/^\///;
163 promptstring("path to the directory containing $headername", $key, "/usr/include",$packagename,"$packagename-includes");
164 $packagename =~ tr/a-z/A-Z/;
167 $main::config{$key} = "-I$main::config{$key}" . " $defaults -DVERSION_$packagename=\"$v\"";
171 $main::config{$key} = "-I$main::config{$key}" . " $defaults -DVERSION_$packagename=\"0.0\"";
173 $main::config{$key} =~ s/^\s+//g;
174 $ret = $main::config{$key};
181 my $key = "default_includedir_$packagename";
182 $packagename =~ tr/a-z/A-Z/;
183 $main::config{$key} = "$ret -DVERSION_$packagename=\"$v\"";
184 $main::config{$key} =~ s/^\s+//g;
185 $ret = $main::config{$key};
186 print "\e[1;32m$ret\e[0m (version $v)\n";
192 sub pkgconfig_check_version($$;$)
194 my ($packagename, $version, $module) = @_;
198 print "Checking version of package \e[1;32m$packagename\e[0m is >= \e[1;32m$version\e[0m... ";
200 my $v = `pkg-config --modversion $packagename 2>/dev/null`;
205 if ((defined $v) && ($v ne ""))
207 if (!system "pkg-config --atleast-version $version $packagename")
209 print "\e[1;32mYes (version $v)\e[0m\n";
214 print "\e[1;32mNo (version $v)\e[0m\n";
218 # If we didnt find it, we cant definitively say its too old.
219 # Return ok, and let pkgconflibs() or pkgconfincludes() pick up
220 # the missing library later on.
221 print "\e[1;32mNo (not found)\e[0m\n";
225 sub pkgconfig_get_lib_dirs($$$;$)
227 my ($packagename, $libname, $defaults, $module) = @_;
229 my $key = "default_libdir_$packagename";
230 if (exists $main::config{$key})
232 print "Locating library directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
233 my $ret = $main::config{$key};
234 print "\e[1;32m$ret\e[0m (cached)\n";
240 print "Locating library directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
242 my $v = `pkg-config --modversion $packagename 2>/dev/null`;
243 my $ret = `pkg-config --libs $packagename 2>/dev/null`;
246 if ((!defined $v) || ($v eq ""))
248 my $locbin = $^O eq 'solaris' ? 'slocate' : 'locate';
249 $foo = `$locbin "$libname" | head -n 1`;
250 $foo =~ /(.+)\Q$libname\E/;
253 if ((defined $find) && ($find ne "") && ($find ne $packagename))
255 print "(\e[1;32mFound via search\e[0m) ";
266 if (($defaults ne "") && (($ret eq "") || (!defined $ret)))
268 $ret = "$foo " . $defaults;
271 if ((($ret eq " ") || (!defined $ret)) && ((!defined $v) || ($v eq "")))
273 my $key = "default_libdir_$packagename";
274 if (exists $main::config{$key})
276 $ret = $main::config{$key};
281 promptstring("path to the directory containing $libname", $key, "/usr/lib",$packagename,"$packagename-libs");
282 $main::config{$key} = "-L$main::config{$key}" . " $defaults";
283 $main::config{$key} =~ s/^\s+//g;
284 $ret = $main::config{$key};
291 print "\e[1;32m$ret\e[0m (version $v)\n";
292 my $key = "default_libdir_$packagename";
293 $main::config{$key} = $ret;
294 $main::config{$key} =~ s/^\s+//g;
301 # Translate a $CompileFlags etc line and parse out function calls
302 # to functions within these modules at configure time.
303 sub translate_functions($$)
305 my ($line,$module) = @_;
309 $module =~ /modules*\/(.+?)$/;
312 # This is only a cursory check, just designed to catch casual accidental use of backticks.
313 # There are pleanty of ways around it, but its not supposed to be for security, just checking
314 # that people are using the new configuration api as theyre supposed to and not just using
315 # backticks instead of eval(), being as eval has accountability. People wanting to get around
316 # the accountability will do so anyway.
317 if (($line =~ /`/) && ($line !~ /eval\(.+?`.+?\)/))
319 die "Developers should no longer use backticks in configuration macros. Please use exec() and eval() macros instead. Offending line: $line (In module: $module)";
322 if ($line =~ /if(gt|lt)\("(.+?)","(.+?)"\)/) {
323 chomp(my $result = `$2 2>/dev/null`);
324 if (($1 eq 'gt' && $result le $3) || ($1 eq 'lt' && $result ge $3)) {
325 $line = substr $line, 0, $-[0];
327 $line =~ s/if$1\("$2","$3"\)//;
331 if ($line =~ /ifuname\(\!"(\w+)"\)/)
340 $line =~ s/ifuname\(\!"(.+?)"\)//;
343 if ($line =~ /ifuname\("(\w+)"\)/)
352 $line =~ s/ifuname\("(.+?)"\)//;
355 if ($line =~ /if\("(\w+)"\)/)
357 if (defined $main::config{$1})
359 if (($main::config{$1} !~ /y/i) and ($main::config{$1} ne "1"))
366 $line =~ s/if\("(.+?)"\)//;
368 if ($line =~ /if\(\!"(\w+)"\)/)
370 if (!exists $main::config{$1})
379 if (exists ($main::config{$1}) and (($main::config{$1} =~ /y/i) or ($main::config{$1} eq "1")))
387 $line =~ s/if\(\!"(.+?)"\)//;
389 while ($line =~ /exec\("(.+?)"\)/)
391 print "Executing program for module \e[1;32m$module\e[0m ... \e[1;32m$1\e[0m\n";
393 die $replace if ($replace =~ /Configuration failed/);
395 $line =~ s/exec\("(.+?)"\)/$replace/;
397 while ($line =~ /execruntime\("(.+?)"\)/)
399 $line =~ s/execruntime\("(.+?)"\)/`$1`/;
401 while ($line =~ /eval\("(.+?)"\)/)
403 print "Evaluating perl code for module \e[1;32m$module\e[0m ... ";
408 } until sysopen(TF, $tmpfile, O_RDWR|O_CREAT|O_EXCL|O_NOFOLLOW, 0700);
409 print "(Created and executed \e[1;32m$tmpfile\e[0m)\n";
412 my $replace = `perl $tmpfile`;
415 $line =~ s/eval\("(.+?)"\)/$replace/;
417 while ($line =~ /pkgconflibs\("(.+?)","(.+?)","(.+?)"\)/)
419 my $replace = pkgconfig_get_lib_dirs($1, $2, $3, $module);
420 $line =~ s/pkgconflibs\("(.+?)","(.+?)","(.+?)"\)/$replace/;
422 while ($line =~ /pkgconfversion\("(.+?)","(.+?)"\)/)
424 if (pkgconfig_check_version($1, $2, $module) != 1)
426 die "Version of package $1 is too old. Please upgrade it to version \e[1;32m$2\e[0m or greater and try again.";
428 # This doesnt actually get replaced with anything
429 $line =~ s/pkgconfversion\("(.+?)","(.+?)"\)//;
431 while ($line =~ /pkgconflibs\("(.+?)","(.+?)",""\)/)
433 my $replace = pkgconfig_get_lib_dirs($1, $2, "", $module);
434 $line =~ s/pkgconflibs\("(.+?)","(.+?)",""\)/$replace/;
436 while ($line =~ /pkgconfincludes\("(.+?)","(.+?)",""\)/)
438 my $replace = pkgconfig_get_include_dirs($1, $2, "", $module);
439 $line =~ s/pkgconfincludes\("(.+?)","(.+?)",""\)/$replace/;
441 while ($line =~ /pkgconfincludes\("(.+?)","(.+?)","(.+?)"\)/)
443 my $replace = pkgconfig_get_include_dirs($1, $2, $3, $module);
444 $line =~ s/pkgconfincludes\("(.+?)","(.+?)","(.+?)"\)/$replace/;
446 while ($line =~ /rpath\("(.+?)"\)/)
448 my $replace = make_rpath($1,$module);
449 $line =~ s/rpath\("(.+?)"\)/$replace/;
455 #$err =~ s/at .+? line \d+.*//g;
456 print "\n\nConfiguration failed. The following error occured:\n\n$err\n";
457 print "\nMake sure you have pkg-config installed\n";
458 print "\nIn the case of gnutls configuration errors on debian,\n";
459 print "Ubuntu, etc, you should ensure that you have installed\n";
460 print "gnutls-bin as well as libgnutls-dev and libgnutls.\n";