1 # +------------------------------------+
2 # | Inspire Internet Relay Chat Daemon |
3 # +------------------------------------+
5 # InspIRCd: (C) 2002-2007 InspIRCd Development Team
6 # See: http://www.inspircd.org/wiki/index.php/Credits
8 # This program is free but copyrighted software; see
9 # the file COPYING for details.
11 # ---------------------------------------------------
13 package make::utilities;
18 use warnings FATAL => qw(all);
20 use Exporter 'import';
24 our @EXPORT = qw(make_rpath pkgconfig_get_include_dirs pkgconfig_get_lib_dirs pkgconfig_check_version translate_functions promptstring vcheck);
26 # Parse the output of a *_config program,
27 # such as pcre_config, take out the -L
28 # directive and return an rpath for it.
30 # \e[1;32msrc/Makefile\e[0m
32 my %already_added = ();
33 my $if_skip_lines = 0;
35 sub promptstring($$$$$)
37 my ($prompt, $configitem, $default, $package, $commandlineswitch) = @_;
39 if (!$main::interactive)
41 my $opt_commandlineswitch;
42 GetOptions ("$commandlineswitch=s" => \$opt_commandlineswitch);
43 if (defined $opt_commandlineswitch)
45 print "\e[1;32m$opt_commandlineswitch\e[0m\n";
46 $var = $opt_commandlineswitch;
50 die "Could not detect $package! Please specify the $prompt via the command line option \e[1;32m--$commandlineswitch=\"/path/to/file\"\e[0m";
55 print "\nPlease enter the $prompt?\n";
56 print "[\e[1;32m$default\e[0m] -> ";
57 chomp($var = <STDIN>);
63 $main::config{$configitem} = $var;
68 my ($executable, $module) = @_;
69 chomp(my $data = `$executable`);
71 while ($data =~ /-L(\S+)/)
74 if (!exists $already_added{$libpath})
76 print "Adding extra library path to \e[1;32m$module\e[0m ... \e[1;32m$libpath\e[0m\n";
77 $already_added{$libpath} = 1;
79 $output .= "-Wl,--rpath -Wl,$libpath -L$libpath " unless defined $main::opt_disablerpath;
87 if (!exists $ENV{PKG_CONFIG_PATH})
89 $ENV{PKG_CONFIG_PATH} = "/usr/lib/pkgconfig:/usr/local/lib/pkgconfig:/usr/local/libdata/pkgconfig:/usr/X11R6/libdata/pkgconfig";
93 $ENV{PKG_CONFIG_PATH} .= ":/usr/local/lib/pkgconfig:/usr/local/libdata/pkgconfig:/usr/X11R6/libdata/pkgconfig";
97 sub pkgconfig_get_include_dirs($$$;$)
99 my ($packagename, $headername, $defaults, $module) = @_;
101 my $key = "default_includedir_$packagename";
102 if (exists $main::config{$key})
104 print "Locating include directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
105 my $ret = $main::config{$key};
106 print "\e[1;32m$ret\e[0m (cached)\n";
112 print "Locating include directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
114 my $v = `pkg-config --modversion $packagename 2>/dev/null`;
115 my $ret = `pkg-config --cflags $packagename 2>/dev/null`;
117 if ((!defined $v) || ($v eq ""))
119 $foo = `locate "$headername" | head -n 1`;
120 $foo =~ /(.+)\Q$headername\E/;
123 if ((defined $find) && ($find ne "") && ($find ne $packagename))
125 print "(\e[1;32mFound via search\e[0m) ";
135 if (($defaults ne "") && (($ret eq "") || (!defined $ret)))
137 $ret = "$foo " . $defaults;
140 if ((($ret eq " ") || (!defined $ret)) && ((!defined $v) || ($v eq "")))
142 my $key = "default_includedir_$packagename";
143 if (exists $main::config{$key})
145 $ret = $main::config{$key};
149 $headername =~ s/^\///;
150 promptstring("path to the directory containing $headername", $key, "/usr/include",$packagename,"$packagename-includes");
151 $packagename =~ tr/a-z/A-Z/;
152 $main::config{$key} = "-I$main::config{$key}" . " $defaults -DVERSION_$packagename=\"$v\"";
153 $main::config{$key} =~ s/^\s+//g;
154 $ret = $main::config{$key};
161 my $key = "default_includedir_$packagename";
162 $packagename =~ tr/a-z/A-Z/;
163 $main::config{$key} = "$ret -DVERSION_$packagename=\"$v\"";
164 $main::config{$key} =~ s/^\s+//g;
165 $ret = $main::config{$key};
166 print "\e[1;32m$ret\e[0m (version $v)\n";
174 my ($version1, $version2) = @_;
175 $version1 =~ s/\-r(\d+)/\.$1/g; # minor revs/patchlevels
176 $version2 =~ s/\-r(\d+)/\.$1/g;
177 $version1 =~ s/p(\d+)/\.$1/g;
178 $version2 =~ s/p(\d+)/\.$1/g;
179 $version1 =~ s/\-//g;
180 $version2 =~ s/\-//g;
181 $version1 =~ s/[a-z]//g;
182 $version2 =~ s/[a-z]//g;
183 my @v1 = split('\.', $version1);
184 my @v2 = split('\.', $version2);
185 for (my $curr = 0; $curr < scalar(@v2); $curr++)
187 if ($v1[$curr] < $v2[$curr])
195 sub pkgconfig_check_version($$;$)
197 my ($packagename, $version, $module) = @_;
201 print "Checking version of package \e[1;32m$packagename\e[0m is >= \e[1;32m$version\e[0m... ";
203 my $v = `pkg-config --modversion $packagename 2>/dev/null`;
208 if ((defined $v) && ($v ne ""))
210 if (vcheck($v,$version) == 1)
212 print "\e[1;32mYes (version $v)\e[0m\n";
217 print "\e[1;32mNo (version $v)\e[0m\n";
221 # If we didnt find it, we cant definitively say its too old.
222 # Return ok, and let pkgconflibs() or pkgconfincludes() pick up
223 # the missing library later on.
224 print "\e[1;32mNo (not found)\e[0m\n";
228 sub pkgconfig_get_lib_dirs($$$;$)
230 my ($packagename, $libname, $defaults, $module) = @_;
232 my $key = "default_libdir_$packagename";
233 if (exists $main::config{$key})
235 print "Locating library directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
236 my $ret = $main::config{$key};
237 print "\e[1;32m$ret\e[0m (cached)\n";
243 print "Locating library directory for package \e[1;32m$packagename\e[0m for module \e[1;32m$module\e[0m... ";
245 my $v = `pkg-config --modversion $packagename 2>/dev/null`;
246 my $ret = `pkg-config --libs $packagename 2>/dev/null`;
249 if ((!defined $v) || ($v eq ""))
251 $foo = `locate "$libname" | head -n 1`;
252 $foo =~ /(.+)\Q$libname\E/;
255 if ((defined $find) && ($find ne "") && ($find ne $packagename))
257 print "(\e[1;32mFound via search\e[0m) ";
268 if (($defaults ne "") && (($ret eq "") || (!defined $ret)))
270 $ret = "$foo " . $defaults;
273 if ((($ret eq " ") || (!defined $ret)) && ((!defined $v) || ($v eq "")))
275 my $key = "default_libdir_$packagename";
276 if (exists $main::config{$key})
278 $ret = $main::config{$key};
283 promptstring("path to the directory containing $libname", $key, "/usr/lib",$packagename,"$packagename-libs");
284 $main::config{$key} = "-L$main::config{$key}" . " $defaults";
285 $main::config{$key} =~ s/^\s+//g;
286 $ret = $main::config{$key};
293 print "\e[1;32m$ret\e[0m (version $v)\n";
294 my $key = "default_libdir_$packagename";
295 $main::config{$key} = $ret;
296 $main::config{$key} =~ s/^\s+//g;
303 # Translate a $CompileFlags etc line and parse out function calls
304 # to functions within these modules at configure time.
305 sub translate_functions($$)
307 my ($line,$module) = @_;
311 $module =~ /modules*\/(.+?)$/;
314 # This is only a cursory check, just designed to catch casual accidental use of backticks.
315 # There are pleanty of ways around it, but its not supposed to be for security, just checking
316 # that people are using the new configuration api as theyre supposed to and not just using
317 # backticks instead of eval(), being as eval has accountability. People wanting to get around
318 # the accountability will do so anyway.
319 if (($line =~ /`/) && ($line !~ /eval\(.+?`.+?\)/))
321 die "Developers should no longer use backticks in configuration macros. Please use exec() and eval() macros instead. Offending line: $line (In module: $module)";
324 if ($line =~ /ifuname\(\!"(\w+)"\)/)
333 $line =~ s/ifuname\(\!"(.+?)"\)//;
336 if ($line =~ /ifuname\("(\w+)"\)/)
345 $line =~ s/ifuname\("(.+?)"\)//;
348 if ($line =~ /if\("(\w+)"\)/)
350 if (defined $main::config{$1})
352 if (($main::config{$1} !~ /y/i) and ($main::config{$1} ne "1"))
359 $line =~ s/if\("(.+?)"\)//;
361 if ($line =~ /if\(\!"(\w+)"\)/)
363 if (!exists $main::config{$1})
372 if (exists ($main::config{$1}) and (($main::config{$1} =~ /y/i) or ($main::config{$1} eq "1")))
380 $line =~ s/if\(\!"(.+?)"\)//;
382 while ($line =~ /exec\("(.+?)"\)/)
384 print "Executing program for module \e[1;32m$module\e[0m ... \e[1;32m$1\e[0m\n";
386 die $replace if ($replace =~ /Configuration failed/);
388 $line =~ s/exec\("(.+?)"\)/$replace/;
390 while ($line =~ /execruntime\("(.+?)"\)/)
392 $line =~ s/execruntime\("(.+?)"\)/`$1`/;
394 while ($line =~ /eval\("(.+?)"\)/)
396 print "Evaluating perl code for module \e[1;32m$module\e[0m ... ";
401 } until sysopen(TF, $tmpfile, O_RDWR|O_CREAT|O_EXCL|O_NOFOLLOW, 0700);
402 print "(Created and executed \e[1;32m$tmpfile\e[0m)\n";
405 my $replace = `perl $tmpfile`;
407 $line =~ s/eval\("(.+?)"\)/$replace/;
409 while ($line =~ /pkgconflibs\("(.+?)","(.+?)","(.+?)"\)/)
411 my $replace = pkgconfig_get_lib_dirs($1, $2, $3, $module);
412 $line =~ s/pkgconflibs\("(.+?)","(.+?)","(.+?)"\)/$replace/;
414 while ($line =~ /pkgconfversion\("(.+?)","(.+?)"\)/)
416 if (pkgconfig_check_version($1, $2, $module) != 1)
418 die "Version of package $1 is too old. Please upgrade it to version \e[1;32m$2\e[0m or greater and try again.";
420 # This doesnt actually get replaced with anything
421 $line =~ s/pkgconfversion\("(.+?)","(.+?)"\)//;
423 while ($line =~ /pkgconflibs\("(.+?)","(.+?)",""\)/)
425 my $replace = pkgconfig_get_lib_dirs($1, $2, "", $module);
426 $line =~ s/pkgconflibs\("(.+?)","(.+?)",""\)/$replace/;
428 while ($line =~ /pkgconfincludes\("(.+?)","(.+?)",""\)/)
430 my $replace = pkgconfig_get_include_dirs($1, $2, "", $module);
431 $line =~ s/pkgconfincludes\("(.+?)","(.+?)",""\)/$replace/;
433 while ($line =~ /pkgconfincludes\("(.+?)","(.+?)","(.+?)"\)/)
435 my $replace = pkgconfig_get_include_dirs($1, $2, $3, $module);
436 $line =~ s/pkgconfincludes\("(.+?)","(.+?)","(.+?)"\)/$replace/;
438 while ($line =~ /rpath\("(.+?)"\)/)
440 my $replace = make_rpath($1,$module);
441 $replace = "" if ($^O =~ /darwin/i);
442 $line =~ s/rpath\("(.+?)"\)/$replace/;
448 #$err =~ s/at .+? line \d+.*//g;
449 print "\n\nConfiguration failed. The following error occured:\n\n$err\n";